CN103973412B

CN103973412B - A kind of method and relevant device for obtaining base station down feedback information

Info

Publication number: CN103973412B
Application number: CN201310037315.9A
Authority: CN
Inventors: 时洁; 张兴炜
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2013-01-30
Filing date: 2013-01-30
Publication date: 2017-12-05
Anticipated expiration: 2033-01-30
Also published as: CN103973412A; WO2014117732A1

Abstract

The invention discloses a kind of method and relevant apparatus for obtaining base station down feedback information.In some feasible embodiments of the present invention, random access channel configuration information corresponding to the accidental access response message broadcast of user equipment read system message or that base station is sent, and RACH scrambler is sent in RACH to corresponding base station, then the user equipment can obtain the control channel information of above-mentioned feedback in the relevant information or channel region of the specified location of ePDCCH corresponding to accidental access response message, and the control channel information instruction Radio Resource on receiving random access response message physical layer shared domain content, in order to which the user equipment can effectively obtain accidental access response message immediately.

Description

A kind of method and relevant device for obtaining base station down feedback information

Technical field

The present invention relates to communication technical field, and in particular to a kind of method for obtaining base station down feedback information and correlation are set It is standby.

Background technology

LTE（Long term evolution, Long Term Evolution）Project is 3G evolution, is one between 3G and 4G technologies Individual transition, it uses OFDM（Orthogonal frequency division multiplexing, OFDM）With MIMO（Multiple-input multiple-output, multiple-input and multiple-output）Technology is unique as its wireless network evolution Standard.In existing LTE network, UE（User equipment, user equipment）To access network, it is necessary to via following step Suddenly：

1.UE is by reading eNB（Evolved Node B, evolved base station）The random access channel configuration information of broadcast, RACH scrambler is sent on specified ascending wireless resource；

2. monitor main plot（primary cell）PDCCH（Physical downlink control channel, thing Manage down control channel）The RA-RNTI identification informations for the accidental access response message that domain is sent, to judge that the PDCCH domains are sent out Whether the RA-RNTI information sent is consistent with the RA-RNTI information that the UE is preset；

3. if RA-RNTI identification informations and RA-RNTI the identification informations one preset UE that the PDCCH domains are sent Cause, then continue to read corresponding PDSCH（Physical downlink shared channel, Physical Downlink Shared Channel）Domain Information, further obtain UL Grant（I.e. uplink authorization is permitted）Information；

4.UE initiates RRC（Radio resource control, radio resource control）Re-establish request message or Request message is established in RRC connections, to start the process of data transfer between follow-up UE and eNB.

Above-mentioned control domain PDCCH occupies descending on frequency domain（I.e. from eNB to UE）Whole bandwidth, take one in time domain The preceding 1-3 OFDM symbol of individual subframe, however, PDCCH takes the problems such as whole bandwidth easily cause signal interference, it may lead Cause UE can not obtain instant effective accidental access response message.With the further development of LTE technologies, in order to extend PDCCH Capacity, introduce ePDCCH（enhanced PDCCH）, the ePDCCH occupies a part of bandwidth of frequency domain, but occupies Most subframes of time domain, the ePDCCH are the channel that multiple message share, and its capacity can not still meet needs.

The content of the invention

The embodiment of the present invention provides a kind of method and relevant apparatus for obtaining base station down feedback information, and user equipment is to base Stand after side transmission Stochastic accessing scrambler, the random of base station side feedback can be timely and effectively obtained in specified position or channel region Access response message.

First aspect present invention provides a kind of method for obtaining base station down feedback information, including：Read eNB broadcast be Random access channel configuration information message of uniting or that eNB is sent using dedicated signaling, and match somebody with somebody confidence in RACH RACH scrambler is sent in the RACH configured in breath；In ePDCCH corresponding with accidental access response message In specified location or channel region receive the control channel letter that the eNB responds above-mentioned RACH scrambler and fed back Breath；The physical layer shared domain content of receiving random access response message on the Radio Resource of control channel information instruction； Wherein, ePDCCH position corresponding to the accidental access response message of the eNB is identical with the ePDCCH of system message position, Or certain offset relationship be present with the ePDCCH of system message position.

Second aspect of the present invention provides a kind of method for obtaining base station down feedback information, including：In broadcast system message Or the random access channel configuration information that is sent using dedicated signaling, and configure in random access channel configuration information RACH receives the RACH scrambler that user equipment is sent；Respond the RACH scrambler and feed back Accidental access response message, specified location or channel region in ePDCCH corresponding with accidental access response message send institute State the control channel information that eNB responds above-mentioned RACH scrambler and fed back；And in control channel information instruction The physical layer shared domain content of accidental access response message is sent on Radio Resource；Wherein, the accidental access response message is corresponding EPDCCH position it is identical with the ePDCCH of system message position, or have one with the ePDCCH of system message position Fixed offset relationship.

Third aspect present invention provides a kind of method for obtaining base station down feedback information, including：Read system message is wide The relevant information of the position of ePDCCH resources corresponding to the accidental access response message that broadcast or eNB is sent；Reading system disappears Random access channel configuration information breath broadcast or that eNB is sent, and in the random of random access channel configuration information configuration Access channel and send Stochastic accessing scrambler；Specified location in ePDCCH resources corresponding to accidental access response message obtains Control channel information corresponding to the accidental access response message of eNB feedbacks；And the wireless money in control channel information instruction The physical layer shared domain content of receiving random access response message on source.

Fourth aspect present invention provides a kind of method for obtaining base station down feedback information, including：Broadcast is sent random Access the relevant information of the position of ePDCCH resources corresponding to response message；Broadcast sends random access channel configuration information, And the RACH scrambler of the RACH reception user equipment transmission in random access channel configuration information configuration； Feed back ePDCCH resources corresponding to control channel information to the accidental access response message corresponding to accidental access response message Specified location；And the physical layer shared domain content of feedback accidental access response message is corresponding to the accidental access response message Control channel information instruction Radio Resource on.

Fifth aspect present invention provides a kind of user equipment, including：

Response message management module, what the system message or eNB for reading eNB broadcast was sent using dedicated signaling Random access channel configuration information, and send in the RACH configured in random access channel configuration information and connect at random Enter channel scrambling code；

Response message acquisition module, for the specified location or letter in ePDCCH corresponding with accidental access response message Road region receives the control channel information that the eNB responds above-mentioned RACH scrambler and fed back；

Message reception module, disappear for receiving random access response on the Radio Resource that is indicated in the control channel information The physical layer shared domain content of breath；

Wherein, the ePDCCH of ePDCCH position and system message corresponding to the accidental access response message of the eNB Position is identical, or certain offset relationship be present with the ePDCCH of system message position.

Sixth aspect present invention provides a kind of base station, including：

Channel scrambling code receiving module, for Stochastic accessing letter that is in broadcast system message or being sent using dedicated signaling Road configuration information, and the RACH configured in random access channel configuration information receives the random of user equipment transmission Access channel scrambling code；

Response message generation module, for the control channel information for responding the RACH scrambler and feeding back；And

Message transmission module, for sending accidental access response on the Radio Resource indicated with the control channel information The physical layer shared domain content of message；

Wherein, ePDCCH position corresponding to the accidental access response message and the ePDCCH of system message position phase Together, or with the ePDCCH of system message position certain offset relationship be present.

Seventh aspect present invention provides a kind of user equipment, including：

Response message read module, disappear for accidental access response read system message broadcast or that eNB is sent The relevant information of the position of ePDCCH resources corresponding to breath；

Scrambler sending module is accessed, for RACH configuration read system message broadcast or that eNB is sent Information, and send Stochastic accessing scrambler in the RACH of random access channel configuration information configuration；

Response message acquisition module, for the specified location acquisition in ePDCCH resources corresponding to accidental access response message Control channel information corresponding to the accidental access response message of eNB feedbacks；And

Message reception module, disappear for receiving random access response on the Radio Resource that is indicated in the control channel information The physical layer shared domain content of breath.

Eighth aspect present invention provides a kind of base station, including：

Response message broadcast module, for broadcasting or sending the position of ePDCCH resources corresponding to accidental access response message Relevant information；

Scramble code reception module is accessed, for broadcasting or sending random access channel configuration information, and in RACH The RACH of configuration information configuration receives the RACH scrambler that user equipment is sent；And

Message feedback module, for feeding back the physical layer shared domain content of accidental access response message to the Stochastic accessing On the Radio Resource that control channel information corresponding to response message indicates.

Ninth aspect present invention provides a kind of computer-readable storage medium, the computer-readable storage medium storage program, the journey The part or all of step of the method for the mobile terminal RTV remote television provided when sequence performs including such as above-mentioned first aspect.

Tenth aspect present invention provides a kind of user equipment, including：Input unit, output device, memory and processor；

Wherein, the computing device following steps：

The random access channel configuration information that the system message or eNB of eNB broadcast utilizes dedicated signaling to send is read, And RACH scrambler is sent in the RACH configured in random access channel configuration information；

Specified location or channel region in ePDCCH corresponding with accidental access response message receive the eNB responses Above-mentioned RACH scrambler and the control channel information fed back；

The physical layer of receiving random access response message is shared interior on the Radio Resource of control channel information instruction Hold；

Tenth one side of the invention provides a kind of computer media, the computer-readable storage medium storage program, the program The part or all of step of the method for the mobile terminal RTV remote television provided during execution including such as above-mentioned third aspect.

The twelfth aspect of the present invention provides a kind of user equipment, including：Input unit, output device, memory and processing Device；

Wherein, the computing device following steps：

The position of ePDCCH resources corresponding to accidental access response message read system message broadcast or that eNB is sent The relevant information put；

Random access channel configuration information read system message broadcast or that eNB is sent, and in RACH The RACH of configuration information configuration sends Stochastic accessing scrambler；

The Stochastic accessing that specified location in ePDCCH resources corresponding to accidental access response message obtains eNB feedbacks rings Answer control channel information corresponding to message；And

The physical layer shared domain of receiving random access response message on the Radio Resource of control channel information instruction Content.

Therefore the present invention some feasible embodiments in, user equipment read system message broadcast or Base station send accidental access response message corresponding to random access channel configuration information, and in RACH send with Machine access channel scrambling code gives corresponding base station, then the user equipment can specifying in ePDCCH corresponding to accidental access response message The relevant information or channel region of position obtain above-mentioned feedback control channel information, and in the nothing of control channel information instruction The physical layer shared domain content of receiving random access response message in line resource, in order to which the user equipment can immediately effectively Obtain accidental access response message.

Brief description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings；

Fig. 1 is a kind of application environment schematic diagram provided in an embodiment of the present invention.

Fig. 2 to Fig. 7 is a kind of acquisition base station down feedback information that the present invention first provides to sixth embodiment respectively The schematic flow sheet of method.

Fig. 7 A are a kind of schematic diagram of resource impact relation provided in an embodiment of the present invention.

Fig. 8 is a kind of schematic diagram of user equipment provided in an embodiment of the present invention.

Fig. 9 is a kind of schematic diagram of base station provided in an embodiment of the present invention.

Figure 10 is the schematic diagram of another user equipment provided in an embodiment of the present invention.

Figure 11 is the schematic diagram of another base station provided in an embodiment of the present invention.

Figure 12 is the schematic diagram of another user equipment provided in an embodiment of the present invention.

Figure 13 is the schematic diagram of another base station provided in an embodiment of the present invention.

Figure 14 is the schematic diagram of another user equipment provided in an embodiment of the present invention.

Figure 15 is the schematic diagram of another base station provided in an embodiment of the present invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.

A kind of referring to Fig. 1, user equipment provided in an embodiment of the present invention（User equipment, UE）Access LTE nets The application environment schematic diagram of network.In the present embodiment, the LTE network 100 includes eNB10 and access gateway（access Gateway, aGW）20, the access gateway 20 is the boundary node of the LTE network 100, and it is as the part for core net Interacted by corresponding agreement with soft switch, realize Call- Control1 of the soft switch to user, and the volume solution of voice can be realized Code, the packing compression of Media Stream, Jing Yin detection, basic playback such as collect the digits at the medium gateway function.The eNB10 constitutes this The access network of LTE network 100, it includes physical layer, MAC（Media access control, media access control）Layer, RRC, Scheduling, Access Control, carrying control, access mobile management and Inter-cellRRM etc..

The eNB10 is corresponding with above-mentioned UE200, and carries out by wireless network transmitting various information, and the eNB10 is used to hold The Radio Resource pipes such as the control of row radio bearer, wireless access control, connection mobility control, UE up-downgoing Dynamic Resource Allocation for Multimedia Manage function and for tissue and transmission system message.In embodiments of the present invention, the UE200 reads the eNB10 broadcast Random access channel configuration information, and RACH scrambler is sent to the eNB10 on specified ascending wireless resource, The ePDCCH of the eNB10（Enhanced physical downlink control channel, enhanced physical down control Channel processed）Corresponding accidental access response message is sent by above-mentioned wireless network according to above-mentioned RACH scrambler.

The UE200 can also obtain corresponding PDSCH by the wireless network from the eNB10（physical downlink Shared channel, Physical Downlink Shared Channel）The UL Grant in domain（I.e. uplink authorization is permitted）Message.UL described herein Grant message includes the UE200 and sends the resource information that data use in next step.The UE200 can also be by above-mentioned wireless Network, which sends RRC, to be rebuild request message or RRC connections and establishes request message to the eNB10, and start the follow-up UE200 and Data transmission procedure between the eNB10.

In the LTE system 100, for the UE200 in order to obtain the information of the eNB10, the UE200 reads above-mentioned control Domain ePDCCH control information, the data message in the PDSCH domains is obtained according to the control information afterwards（Such as UL Grant）. Specifically, the UE200 utilizes the Stochastic accessing scrambling code identification RA-RNTI of itself（random access-radio network temporary identifier）Information parses the RNTI information of the ePDCCH, then judge the information of the two whether one Cause, if the information of the two is consistent, parses and obtain above-mentioned ePDCCH control information, obtained afterwards according to the control information The data message in above-mentioned PDSCH domains.

More specifically, in the present embodiment, the descending control channel used of cell（control channel）It is complete EPDCCH based on Domain Design, the physical layer descending control channel ePDCCH of the enhancing of the system message of the cell are placed in On one predetermined position, for example, the 6RB or 10RB of center frequency-band, or discrete distribution is over the entire frequency band, then it is corresponding random EPDCCH corresponding to access response message is also placed on the ePDCCH identicals position with said system message simultaneously.Wherein, institute Stating system message includes MIB（master information block）And/or multiple SIBs（system information blocks）, the MIB includes limited most important, the most frequently used configured transmission.In the plurality of SIBs, each SIB has oneself Dispatching cycle, except SIB1 is that occur by protocol conventions subframe, the schedule information of the eNB10 transmissions（SI）In include it Remaining each SIB dispatching cycle, i.e. SI illustrate the specific subframe position that SIB information is likely to occur.SIB to the SI message Mapping is the flexible configuration in SI inventories, and each SIB is only contained in single SI message, has identical scheduling requirement（Cycle） SIB can be mapped to identical SI message.

The above-mentioned position for coming from ePDCCH corresponding to eNB10 accidental access response message receives with above-mentioned UE200 The ePDCCH of system message position is identical.Specifically, the position of ePDCCH corresponding to the accidental access response message of the eNB10 Putting can be with the MIB in system message, or one or more SIB（That is SIBx）EPDCCH position it is identical.It is or above-mentioned SIBx ePDCCH position may be present in ePDCCH position corresponding to eNB10 accidental access response message and system message Certain time-frequency domain difference relationship, the difference relationship can be system default, or broadcasted in system message, or It is that the eNB10 is sent to the UE200 using dedicated signaling.X described herein span is nonnegative integral value.In detail Ground, including ePDCCH corresponding to the accidental access response message of the eNB10 position can with SIB1 in system message or with The SIBx/SI specified in the SIB1 message ePDCCH position is identical.For with SIB1 in the system message or with this The SIBx/SI specified in SIB1 message ePDCCH this identical description of position, more specifically, can refer in MIB message It is identical with the position of SIB1 ePDCCH in the system message to determine the position of ePDCCH corresponding to accidental access response message, or Person can be identical with the SIBx/SI specified in SIB1 message ePDCCH position, or specifies Stochastic accessing in SIB1 message The position of ePDCCH corresponding to response message is identical with the SIBx/SI specified ePDCCH position.

In system message, the position that the UE200 is used for ePDCCH corresponding to receiving random access response message is configured, The system message includes MIB and/or other systems message blocks.Or configure accidental access response message in SIB1 information The relevant information of corresponding ePDCCH position, the configuration process are：Such as utilize the schedule information inventory in SIB1 information Be independently arranged a schedule information for the position of ePDCCH corresponding to accidental access response message, or the position of the ePDCCH with Other systems block of information shares a schedule information.Specifically, the position of ePDCCH corresponding to the accidental access response message Relevant information can be obtained by a variety of methods.Wherein, the schedule information refer to be configured with corresponding to system message or The resource information of ePDCCH corresponding to accidental access response message.

Refer to Fig. 2 and the application environment schematic diagram with reference to described in Fig. 1, a kind of acquisition that first embodiment of the invention provides The method of base station down feedback information, methods described comprise at least following steps.

S301, the UE200 read in the system message of the above-mentioned eNB10 broadcast or eNB10 and utilize dedicated signaling The random access channel configuration information of transmission, and the RACH that is configured in random access channel configuration information send with Machine accesses channel scrambling code.Specifically, the eNB10 broadcast random access channel configuration information, or the eNB10 utilize special letter Order sends random access channel configuration information, then the UE200 reads in the system message of the above-mentioned eNB10 broadcast or eNB10 The random access channel configuration information sent using dedicated signaling, and configured in the random access channel configuration information random Access channel and send RACH scrambler.In embodiments of the present invention, can pass through between the UE200 and the eNB10 WLAN, wireless wide area network, wireless ethernet etc. carry out wireless communication transmissions data message.

S302, the control channel information that the eNB10 responds above-mentioned RACH scrambler and fed back, the control channel Information includes Scheduling assistance information and/or control information, ePDCCH position corresponding to the accidental access response message of the eNB10 It is identical with the ePDCCH of the above-mentioned UE200 system messages received position, or exist with the ePDCCH of system message position Certain time domain and/or frequency offset value.The Scheduling assistance information can be the resource scheduling information for UE200, be used for UE200 scheduling of resource;The control information is used for the behavior for controlling UE200, such as connection management and switching.Specifically, institute State ePDCCH corresponding to eNB10 accidental access response message position can with the MIB in system message, either one or more Individual SIB（That is SIBx）EPDCCH position it is identical, it may for example comprise corresponding to the accidental access response message of the eNB10 EPDCCH position can be identical with the position of SIB1 ePDCCH in system message, or is specified and the system in MIB message SIB1 ePDCCH position is identical in message.

S303, ePDCCH corresponding with the accidental access response message of eNB10 position are placed in a specified location Or on channel region, such as the MIB in system message, or a SIB（That is SIB1）Or multiple SIB（That is SIBx）EPDCCH Opening position.In the present embodiment, the precalculated position can be provided by corresponding agreement, such as the 6RB or 10RB of center frequency-band, or Discrete distribution is over the entire frequency band.

S304, the UE200 ePDCCH corresponding with accidental access response message specified location relevant information or Channel region obtains the accidental access response message of above-mentioned eNB10 feedback, corresponding to the accidental access response message of the feedback EPDCCH position is identical with the ePDCCH of the above-mentioned UE200 system messages received position, or with system message Certain time domain and/or frequency offset value be present in ePDCCH position.

S305, the UE200 receiving random access response message on the Radio Resource that the control channel information indicates Physical layer shared domain content.Resource area corresponding to physical layer shared domain i.e. PDSCH, it is commonly used for transmitting UE200 Data, but sometimes also can utilize these originally transmission data regions transmit some scheduling or control message.In the present invention In embodiment, ePDCCH position corresponding to the accidental access response message includes time-domain position, frequency domain position and spatial domain position Any one in putting or many of combination.EPDCCH position and system corresponding to the accidental access response message MIB in message, either one or more SIB ePDCCH position it is identical or with a SI（Schedule information）'s EPDCCH position is identical.

The position of the ePDCCH of ePDCCH position and system message corresponding to the accidental access response message of the eNB10 In the presence of certain offset relationship, the offset relationship is appointing in certain time domain deviant, frequency offset value and spatial domain deviant Anticipate a kind of or many of combination.The offset relationship is arranged in broadcast message, is either provided or is somebody's turn to do in the protocol ENB10 is sent to UE200 using dedicated signaling.The dedicated signaling may include RRC dedicated signalings, either MACCE or physics Layer signaling or switching command, or DRB data flow handoff orders.The accidental access response message for UE200 is corresponding The positions of ePDCCH resources sources traffic node can be sent to by destination communication node, or sources traffic node is allocated to target Communication node, or by MME（mobility management entity）It is transmitted to sources traffic node.

In the method based on random access channel configuration information acquisition base station down feedback information of the present embodiment, in institute State after UE200 is sent in the Stochastic accessing scrambler sent in RACH to above-mentioned eNB10 by wireless network, should UE200 can obtain above-mentioned in the relevant information or channel region of the specified location of ePDCCH corresponding to accidental access response message The accidental access response message of eNB10 feedbacks, in order to which the UE200 can obtain instant effective accidental access response message.

Application environment schematic diagram refering to Fig. 3 and with reference to described in Fig. 1, a kind of acquisition base that second embodiment of the invention provides Stand the method for downlink feedback information, methods described comprises at least following steps：

S401, the UE200 read the system message（MIB and/or SIB）What broadcast or described eNB10 was sent The relevant information of the position of ePDCCH resources corresponding to accidental access response message.Specifically, in the system message（MIB believes Breath, SIB information, other SIB information, newly-built system information block）It is middle broadcast or eNB10 transmissions to be connect at random with physical layer Enter the mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to channel configuration information, or root Determined according to wireless communication protocol corresponding to accidental access response message corresponding with physical layer random access channel configuration information The mapping relations of the position of ePDCCH channel resources.

The UE200 is used for the relevant information of the position of ePDCCH resources corresponding to receiving random access response message, or Person configures the relevant information of ePDCCH positional information corresponding to accidental access response message in SIB1 information.Specifically, Mib information, either newly-built system information block or SIB1 information, either believe in other SIB information or in Stochastic accessing EPDCCH positional information and/or positional information corresponding to accidental access response message are configured in road configuration information in system wireless Mapping parameters in resource.In ePDCCH position corresponding to above-mentioned accidental access response message and system message SIBx and/or Certain time-frequency domain difference relationship may be present in MIB ePDCCH position, and the difference relationship can be system default, or It is to be broadcasted in system message.In the present embodiment of the present invention, the UE200 accesses above-mentioned LTE system 100, and can pass through nothing The radio communication that the wireless networks such as line LAN, wireless wide area network, wireless ethernet are established between the eNB10 connects, with Carry out data information transfer.

Specifically, it is accidental access response message pair that the configuration process, which can utilize the schedule information inventory in SIB1 information, The ePDCCH answered position is independently arranged a schedule information, or the position of ePDCCH corresponding to the accidental access response message A schedule information is shared with other systems block of information.The correlation of ePDCCH position corresponding to the accidental access response message Information can be obtained by a variety of methods.Wherein, the schedule information refers to be configured with corresponding system message or connect at random Enter the resource information of ePDCCH corresponding to response message, the position can be provided by corresponding agreement, as center frequency-band 6RB or 10RB or discrete is distributed over the entire frequency band.EPDCCH position corresponding to the accidental access response message includes time domain position Put, any one or many of combination in frequency domain position and spatial domain position.

S402, the RACH that the UE200 read system messages broadcast or above-mentioned eNB10 is sent match somebody with somebody confidence Breath, and send Stochastic accessing scrambler in the RACH of random access channel configuration information configuration.It is specifically, described ENB10 broadcasts random access channel configuration information, and the UE200 reads the random access channel configuration information, and in corresponding system Unite message arrangement RACH send RACH scrambler, then the eNB10 receive the RACH and disturb Code.

S403, above-mentioned eNB10 is obtained in ePDCCH position corresponding to the accidental access response message or channel region Control channel information corresponding to the accidental access response message of feedback, wherein, the control channel information is believed including dispatching distribution Breath and/or control information, SIBx in ePDCCH position corresponding to above-mentioned accidental access response message and system message Certain time-frequency domain difference relationship may be present in ePDCCH position, and the difference relationship can be system default, or be Broadcasted in system message.The Scheduling assistance information can be for the resource scheduling information for UE200, the resource for UE200 Scheduling;The control information is used for the behavior for controlling UE200, such as connection management and switching.

S404, the user equipment 200 receive Stochastic accessing sound on the Radio Resource that the control channel information indicates Answer the physical layer shared domain content of message.Resource area corresponding to physical layer shared domain i.e. PDSCH, is commonly used for transmitting The data of user equipment 200, but can also utilize these regions for transmitting data originally to transmit some scheduling or control sometimes and disappear Breath.In the method for the acquisition base station down feedback information of the present embodiment, ePDCCH corresponding to accidental access response message is provided The position in source is expanded at other radio channel resources, i.e., corresponding to accidental access response message the position of ePDCCH resources with it is upper State system message（MIB and/or SIB）The position of corresponding ePDCCH resource is separated, and can so increase the eNB10 and be used for Send the capacity of ePDCCH resources corresponding to accidental access response message.

EPDCCH position corresponding to the accidental access response message includes time-domain position, frequency domain position and spatial domain position In any one or many of combination.EPDCCH position corresponding to the accidental access response message of the eNB10 Certain offset relationship be present with the ePDCCH of system message position, the offset relationship is certain time domain deviant, frequency domain Any one in deviant and spatial domain deviant or many of combination.The offset relationship is arranged in broadcast message, Either provide in the protocol or the eNB is sent to UE200 using dedicated signaling.The dedicated signaling may include that RRC is special Signaling, either MACCE or physical layer signaling or switching command, or DRB data flow handoff orders.It is described to be used for The position of ePDCCH resources corresponding to UE200 accidental access response message can be sent to sources traffic section by destination communication node Point, either sources traffic node be allocated to destination communication node or by MME（mobility management entity）Forwarding Give sources traffic node.Wherein, the communication node can be base station, macro base station or small base station.

Application environment schematic diagram refering to Fig. 4 and with reference to described in Fig. 1, a kind of acquisition base that third embodiment of the invention provides Stand the method for downlink feedback information, this method comprises at least following steps：S501 to S504, wherein step S502 and S504 distinguish As step S402 and S404 in second embodiment, thus here is omitted.

S501, the UE200 read the system message（MIB and/or SIB）What broadcast or described eNB10 was sent The relevant information of the position of ePDCCH resources corresponding to accidental access response message.Specifically, in the system message（MIB believes Breath, SIB information, other SIB information, newly-built system information block）It is middle broadcast or eNB10 transmissions random with physical layer The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to channel configuration information are accessed, or The ePDCCH according to corresponding to wireless communication protocol determines accidental access response message corresponding with random access channel configuration information The position mapping relations of channel resource.

EPDCCH channel resources corresponding to the accidental access response message corresponding with random access channel configuration information Position and said system message（MIB and/or SIB）The corresponding ePDCCH of broadcast specified location or channel region is different, Or certain time-frequency domain difference may be present.In the present embodiment, the precalculated position can be provided by corresponding agreement, such as center The 6RB or 10RB of frequency band, or discrete distribution is over the entire frequency band.In the present embodiment of the present invention, the UE200 accesses are above-mentioned LTE system 100, and can be established and the eNB10 by wireless networks such as WLAN, wireless wide area network, wireless ethernets Between radio communication connection, to carry out data information transfer.

The random access channel configuration information includes physical layer RACH configuration index information, the physical layer RACH configuration index information specifies the specific resource distribution of UE200 transmission Stochastic accessing scramblers and Stochastic accessing is disturbed Code form.Therefore ePDCCH corresponding to above-mentioned accidental access response message corresponding with physical layer random access channel configuration information The mapping relations of the position of channel resource, concretely, it is specified that each physical layer RACH configuration index it is corresponding Resource location where the CSS of ePDCCH corresponding to accidental access response message, such as frequency domain position（The RB such as occupied （Resource block, resource block）Positional information）And/or time-domain position（The OFDM symbol position that such as occupies, subframe position or Frame position）.Or can be that channel configuration is indexed and is grouped, index identical group of channel configuration and share an accidental access response Resource location where the CSS of ePDCCH corresponding to message, such as frequency domain position, corresponding to described accidental access response message Frequency domain position where ePDCCH CSS is corresponding with channel configuration index group.Method described in the present embodiment is emphasized in system In message or agreement, physical layer random access channel configuration information ePDCCH corresponding with the accidental access response message Mapping relations be present in the position of channel resource.Correspondingly, the UE200 provides also according to system message or agreement, with thing Manage opening position corresponding to layer random access channel configuration information and obtain accidental access response message.

Certainly, the random access channel configuration information also the root sequence index value including physical layer Stochastic accessing scrambler, zero The frequency offseting value etc. of relevant range configuration index value, physical layer accidental channel, it is suitable that these information are all used for UE200 selections The physical layer Stochastic accessing scrambler that Radio Resource is sent.Therefore, in order to corresponding to more flexible design accidental access response message The position of ePDCCH channel resources.Can also be by the root sequence index value of physical layer Stochastic accessing scrambler, zero correlation block configuration of territory Index value, in the frequency offseting value of physical layer accidental channel corresponding to one or more kinds of combinations and accidental access response message The position of ePDCCH channel resources is mapped, and mapping method includes each physical layer Stochastic accessing letter corresponding to regulation index value Resource location corresponding to the corresponding accidental access response message of road configuration index where ePDCCH CSS, such as frequency domain position Put（The RB such as occupied（Resource block, resource block）Positional information）And/or time-domain position（The OFDM symbol position such as occupied Put, subframe position or frame position）.Or can be, by the root sequence index value of physical layer Stochastic accessing scrambler, zero correlation block configuration of territory Index value, one or more kinds of combinations packet in the frequency offseting value of physical layer accidental channel, make identical group of channel configuration Index shares the resource location where ePDCCH CSS corresponding to an accidental access response message, such as frequency domain position, described Accidental access response message corresponding to ePDCCH CSS where frequency domain position it is corresponding with channel configuration index group.This reality Apply the method described in example to emphasize in physical layer random access channel configuration information, the physical layer RACH matches somebody with somebody confidence Mapping relations be present in the position of breath ePDCCH resources corresponding with the accidental access response message.Correspondingly, the UE200 Provided according to system message or agreement, obtain in opening position corresponding with physical layer random access channel configuration information and connect at random Enter response message.

Application environment schematic diagram refering to Fig. 5 and with reference to described in Fig. 1, a kind of acquisition base that fourth embodiment of the invention provides Stand the method for downlink feedback information, this method comprises at least following steps：S601 to S604, wherein step S602 and S604 distinguish As step S402 and S404 in second embodiment, thus here is omitted.

S601, the UE200 read the system message（MIB and/or SIB）What broadcast or described eNB10 was sent The relevant information of the position of ePDCCH resources corresponding to accidental access response message.Specifically, in the system message（MIB believes Breath, SIB information, other SIB information, newly-built system information block）Middle broadcast or eNB10 send with Stochastic accessing scrambler Transmission resource corresponding to the position of ePDCCH channel resources corresponding to accidental access response message mapping relations, or according to nothing Line communication protocol determines ePDCCH channels corresponding to accidental access response message corresponding with the transmission resource of Stochastic accessing scrambler The mapping relations of the position of resource.

EPDCCH channels corresponding to the accidental access response message corresponding with the transmission resource of Stochastic accessing scrambler provide The position in source and said system message（MIB and/or SIB）The corresponding ePDCCH of broadcast specified location or channel region phase Together.In the present embodiment, the precalculated position can be provided by corresponding agreement, such as the 6RB or 10RB of center frequency-band, or it is discrete Distribution is over the entire frequency band.The transmission resource of the Stochastic accessing scrambler refers to that in LTE protocol Stochastic accessing scrambler is to refer to Fixed position is sent, for example, in FDD（Frequency division duplexing, FDD）In system, agreement regulation Scrambler is sent in odd number, even number, any radio frames, and is sent in some or several subframes of radio frames.

Specifically, provide ePDCCH corresponding to the accidental access response message corresponding with each scrambler transmission resource Frequency domain position where CSS（The RB positional informations such as occupied）And/or time-domain position（The OFDM symbol position that such as occupies, subframe Position or frame position）.For example, when the scrambler sends resource in even frame, a corresponding UE is received corresponding to the even frame Frequency domain position and/or time-domain position where CSS；When the scrambler sends resource in odd-numbered frame, another UE receptions are corresponded to Frequency domain position and/or time-domain position corresponding to the odd-numbered frame where CSS.Method described in the present embodiment is emphasized to disappear in system In breath or agreement, there are mapping relations in time-domain and frequency-domain resource location and the position of the resource that the scrambler is sent.Correspondingly, The UE200 provides also according to system message or agreement, is obtained in the corresponding opening position of transmission resource with Stochastic accessing scrambler Take accidental access response message.

Application environment schematic diagram refering to Fig. 6 and with reference to described in Fig. 1, a kind of acquisition base that fifth embodiment of the invention provides Stand the method for downlink feedback information, this method comprises at least following steps：S701 to S704, wherein step S702 and S704 distinguish As step S402 and S404 in second embodiment, thus here is omitted.

S701, the UE200 read the system message（MIB and/or SIB）What broadcast or described eNB10 was sent The relevant information of the position of ePDCCH resources corresponding to accidental access response message.Specifically, in the system message（MIB believes Breath, SIB information, other SIB information, newly-built system information block）It is middle broadcast or eNB10 transmissions to be connect at random with physical layer EPDCCH corresponding to accidental access response message corresponding to entering the transmission resource of channel configuration index and Stochastic accessing scrambler believes The mapping relations of the position of road resource, or determine to believe with RACH configuration and Stochastic accessing according to wireless communication protocol The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to the resource of road configuration.

In the present embodiment, the precalculated position can be provided by corresponding agreement, such as the 6RB or 10RB of center frequency-band, or The discrete distribution of person is over the entire frequency band.In the method for the present embodiment be above-mentioned 3rd embodiment is superimposed with fourth embodiment, its Emphasize in system message or agreement, the transmission money of the physical layer RACH configuration index and Stochastic accessing scrambler Mapping relations be present in source and the position of the resource.Correspondingly, the UE200 provides also according to system message or agreement, Opening position corresponding with the transmission resource of physical layer RACH configuration index and Stochastic accessing scrambler is obtained and connect at random Enter response message.

Application environment schematic diagram refering to Fig. 7 and with reference to described in Fig. 1, a kind of acquisition base that sixth embodiment of the invention provides Stand the method for downlink feedback information, this method comprises at least following steps：S801 to S804, wherein step S802 and S804 distinguish As step S402 and S404 in second embodiment, thus here is omitted.

S801, the UE200 read the system message（MIB and/or SIB）What broadcast or described eNB10 was sent The relevant information of the position of ePDCCH resources corresponding to accidental access response message.Specifically, in the system message（MIB believes Breath, SIB information, other SIB information, newly-built system information block）Either broadcasted in RRC dedicated signalings or eNB10 hairs EPDCCH channel resources corresponding to the accidental access response message corresponding with physical layer RACH configuration index sent Position mapping relations, or Stochastic accessing corresponding with physical layer RACH configuration index is determined according to wireless communication protocol The mapping relations of the position of ePDCCH channel resources corresponding to response message.

In the present embodiment, the precalculated position of the ePDCCH channel resources can be provided by corresponding agreement, such as center frequency The 6RB or 10RB of band, or discrete distribution is over the entire frequency band.RACH configuration rope in the method for the present embodiment Fuse breath defines specific resource distribution and the Stochastic accessing scrambler form that the UE200 sends Stochastic accessing scrambler.Correspondingly, The UE200 provides also according to system message or agreement, is obtained in opening position corresponding with RACH configuration index Accidental access response message.The dedicated signaling includes RRC dedicated signalings, either MACCE or physical layer signaling or cuts Change order, or DRB data flow handoff orders.

The physical layer RACH configuration index information specifies the specific money that UE200 sends Stochastic accessing scrambler Source configures and Stochastic accessing scrambler form.Therefore above-mentioned Stochastic accessing corresponding with physical layer random access channel configuration information rings The mapping relations of the position of ePDCCH channel resources corresponding to message are answered, concretely, it is specified that each physical layer Stochastic accessing letter Resource location corresponding to the corresponding accidental access response message of road configuration index where ePDCCH CSS, such as frequency domain position Put（The RB such as occupied（Resource block, resource block）Positional information）And/or time-domain position（The OFDM symbol position such as occupied Put, subframe position or frame position）.Or can be that channel configuration is indexed and is grouped, index identical group of channel configuration and share one Resource location where the CSS of ePDCCH corresponding to accidental access response message, such as frequency domain position, described Stochastic accessing ring Frequency domain position where answering the CSS of ePDCCH corresponding to message is corresponding with channel configuration index group.Side described in the present embodiment Method emphasized in system message or agreement, the physical layer random access channel configuration information and the accidental access response message Mapping relations be present in the position of corresponding ePDCCH resources.Correspondingly, the UE200 advises also according to system message or agreement It is fixed, obtain accidental access response message in opening position corresponding with physical layer RACH configuration index.

More specifically, the various mapping relations that the above embodiments are related to can be abstracted as shown in Fig. 7 A, unit resource be Time domain and/or frequency domain occupy a certain size resource, and such as PRB resources, it occupies a resource block of frequency domain.Each index value or The combined value of person's index value is described to reflect with mapping relations be present with the resource locations occupied of the ePDCCH in the range of band system band The relation of penetrating can be indicated with the form of form.Specific mapping relations can be y=n mod M, wherein, n is index value or rope Draw the combined value of value, M can be the number of the available ePDCCH in the range of band system band, or can be design ePDCCH Parameter value or combining parameter values formed value, y is the label for the ePDCCH that n is correspondingly used, or can be design The label for the value that ePDCCH parameter value or combining parameter values is formed.In embodiments of the present invention, n span can be non- Negative integer, M span can be positive integer.The combined value of index value, can be the group number after the packet of simple index value, Such as physical layer RACH configuration index value shares 64, it is divided into one group according to every 8 index values of order, then there are 8 groups, Then the combined value n scopes of the index value in above-mentioned mapping relations are 1-8, or 0-7.The method of the combined value of index value is also There can be many kinds, such as can be separated by odd even, it is not the key content of the present invention to consider this, just not reinflated here to retouch State.Each index value can refer to, the index in random access channel configuration information in the mapping relations that above-described embodiment is mentioned Value, the index value of the transmission resource of Stochastic accessing scrambler, physical layer RACH configuration index value and Stochastic accessing are disturbed The combined index value of the index value of the transmission resource of code.

Therefore, it is described corresponding with physical layer random access channel configuration information according to the description of above-mentioned mapping relations The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message, can further refer to, random with physical layer EPDCCH corresponding to accidental access response message corresponding to index value or the index value combination accessed in channel configuration information believes The mapping relations of the position of road resource.Accidental access response message corresponding to the transmission resource with Stochastic accessing scrambler is corresponding EPDCCH channel resources position mapping relations, can further refer to, the index value with the transmission resource of Stochastic accessing scrambler Or the mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to index value combination.It is described Accidental access response message corresponding with the transmission resource of physical layer RACH configuration index and Stochastic accessing scrambler The mapping relations of the position of corresponding ePDCCH channel resources, can further refer to, with physical layer RACH configuration index Value either index value combination and Stochastic accessing scrambler transmissions resource index value or index value combine corresponding to connect at random Enter the mapping relations of the position of ePDCCH channel resources corresponding to response message.It is described to configure rope with physical layer RACH The mapping relations of the position of ePDCCH channel resources, can further refer to, with thing corresponding to accidental access response message corresponding to drawing EPDCCH corresponding to accidental access response message corresponding to managing layer RACH configuration index value or index value combination believes The mapping relations of the position of road resource.

For ease of preferably implementing the such scheme of the embodiment of the present invention, it is also provided below and implements such scheme for coordinating Relevant apparatus.

Application environment schematic diagram refering to Fig. 8 and with reference to described in Fig. 1, a kind of user equipment provided in an embodiment of the present invention 900, it includes response message management module 901, response message acquisition module 903, message reception module 904 and message and searches mould Block 905.

Wherein, the response message management module 901, for read eNB10 broadcast system message in or eNB profit The random access channel configuration information sent with dedicated signaling, and the Stochastic accessing configured in random access channel configuration information RACH scrambler is sent in channel.

The response message acquisition module 903, for referring in ePDCCH corresponding with the accidental access response message Positioning is put or channel region receives the eNB10 and responds above-mentioned RACH scrambler and feedback control channel information；Wherein, The control newly includes Scheduling assistance information and/or control information to information, and the accidental access response message of the eNB10 is corresponding EPDCCH position it is identical with the ePDCCH of system message position, or have one with the ePDCCH of system message position Fixed time domain and/or frequency offset value, and the accidental access response message of eNB10 feedbacks is located at and Stochastic accessing sound Answer the position or channel region that ePDCCH corresponding to message is specified.The Scheduling assistance information can be the scheduling of resource for UE Information, the scheduling of resource for UE;The control information is used for the behavior for controlling UE, such as connection management and switching.

The message reception module 904, connect at random for being received on the Radio Resource that is indicated in the control channel information Enter the physical layer shared domain content of response message.

The message searching modul 905, for searching the Stochastic accessing with the eNB in a specified location or channel region The position of ePDCCH corresponding to response message.

EPDCCH position corresponding to the accidental access response message includes time-domain position, frequency domain position and spatial domain position In any one or many of combination.Resource area corresponding to the physical layer shared domain i.e. PDSCH, it is logical It is usually used in transmitting UE data, but some scheduling are transmitted in the regions that also these scripts can be utilized to transmit data sometimes or control disappears Breath.MIB in ePDCCH position and system message corresponding to the accidental access response message, or one or more SIB EPDCCH position is identical, or identical with SI ePDCCH position.The accidental access response message pair of the eNB10 There is certain offset relationship in the ePDCCH answered position and the ePDCCH of system message position, the offset relationship is certain Any one in time domain deviant, frequency offset value and spatial domain deviant or many of combination.The offset relationship exists Arrange in broadcast message, either provide in the protocol or the eNB10 is sent to user equipment 900 using dedicated signaling.It is described Dedicated signaling may include RRC dedicated signalings, either MACCE or physical layer signaling or switching command, or DRB data flows Switching command.The position of ePDCCH resources can be by mesh corresponding to the accidental access response message for user equipment 900 Mark communication node is sent to sources traffic node, and either sources traffic node is allocated to destination communication node or by MME （mobility management entity）It is transmitted to sources traffic node.

The user equipment 900 of the present embodiment is such as can be mobile phone, tablet personal computer.

It is understood that the function of each functional module of the user equipment 900 of the present embodiment can be according to the above method Method specific implementation in one embodiment, its specific implementation process can refer to the associated description in above method first embodiment, Here is omitted.

In the user equipment 900 of the present embodiment, sent out in the user equipment 900 by wireless network to above-mentioned eNB10 After sending the Stochastic accessing scrambler sent in RACH, the user equipment 900 can be corresponding in accidental access response message EPDCCH specified location relevant information or channel region obtain the accidental access response message of above-mentioned eNB10 feedback, with It is easy to the user equipment 900 to obtain instant effective accidental access response message.

Application environment schematic diagram refering to Fig. 9 and with reference to described in Fig. 1, a kind of base station 1000 provided in an embodiment of the present invention, It includes channel scrambling code receiving module 1001, response message generation module 1003, message transmission module 1005 and the preset mould of message Block 1007.

Wherein, the channel scrambling code receiving module 1001, sent out in broadcast system message or utilization dedicated signaling The random access channel configuration information sent, and the RACH configured in random access channel configuration information receives user The RACH scrambler that equipment 200 is sent.

The response message generation module 1003, for the control channel for responding the RACH scrambler and feeding back Information, wherein, the control channel information includes Scheduling assistance information and/or control information；The message transmission module 1005, use The physical layer shared domain content of accidental access response message is sent on the Radio Resource that control channel information described in Yu Yu indicates； Wherein, ePDCCH position corresponding to the accidental access response message is identical with the ePDCCH of system message position, Huo Zheyu Certain time domain and/or frequency offset value be present in the ePDCCH of system message position.The Scheduling assistance information can be pin To UE200 resource scheduling information, the scheduling of resource for UE200;The control information is used for the behavior for controlling UE200, such as Connection management and switching etc..Resource area corresponding to the physical layer shared domain i.e. PDSCH, is commonly used for transmitting UE200 data, but can also utilize these regions for transmitting data originally to transmit some scheduling or control message sometimes.

The message preset module 1007, for ePDCCH corresponding with accidental access response message position to be put In a specified location or channel region.

EPDCCH position corresponding to the accidental access response message includes time-domain position, frequency domain position and spatial domain position In any one or many of combination.Described, ePDCCH position is with being corresponding to the accidental access response message MIB in message of uniting, either one or more SIB ePDCCH position is identical or position with SI ePDCCH It is identical.The position of the ePDCCH of ePDCCH position and system message corresponding to the accidental access response message of the base station 1000 In the presence of certain offset relationship, the offset relationship is appointing in certain time domain deviant, frequency offset value and spatial domain deviant Anticipate a kind of or many of combination.The offset relationship is arranged in broadcast message, is either provided in the protocol or the base Stand and 1000 be sent to user equipment 200 using dedicated signaling.The dedicated signaling may include RRC dedicated signalings, or MACCE, Either physical layer signaling or switching command or DRB data flow handoff orders.It is described to be connect for the random of user equipment 200 Sources traffic node, or sources traffic can be sent to by destination communication node by entering the position of ePDCCH resources corresponding to response message Node is allocated to destination communication node, or by MME（mobility management entity）It is transmitted to sources traffic node.

It is understood that the function of each functional module of the base station 1000 of the present embodiment can be real according to the above method first The method specific implementation in example is applied, its specific implementation process can refer to the associated description in above method first embodiment, herein Repeat no more.

In the base station 1000 of the present embodiment, the base station 1000 by wireless network receive user equipment 200 with In machine access channel after the Stochastic accessing scrambler that sends, corresponding accidental access response message is fed back to corresponding in the base station 1000 The relevant information or channel region of ePDCCH specified location, then the user equipment 200 can be instant effectively in this opening position Obtain the accidental access response message.

Application environment schematic diagram refering to Figure 10 and with reference to described in Fig. 1, a kind of user equipment provided in an embodiment of the present invention 1100, it includes response message read module 1101, accesses scrambler sending module 1103, response message acquisition module 1105, disappears Cease receiving module 1106 and response message management module 1107.

Wherein, the response message read module 1101, for read system message broadcast or that eNB10 is sent The relevant information of the position of ePDCCH resources corresponding to accidental access response message；The access scrambler sending module 1103, is used In random access channel configuration information read system message broadcast or that eNB10 is sent, and configured in RACH The RACH of information configuration sends Stochastic accessing scrambler.

The response message acquisition module 1105, for specifying in ePDCCH resources corresponding to accidental access response message Control channel information corresponding to the accidental access response message of position acquisition eNB10 feedbacks, wherein, the control channel packet Include Scheduling assistance information and/or control information；The message reception module 1106, for what is indicated in the control channel information The physical layer shared domain content of receiving random access response message on Radio Resource.The Scheduling assistance information can be for use The resource scheduling information of family equipment, the scheduling of resource for user equipment;The control information is used for the row for controlling user equipment For such as connection management and switching.Resource area corresponding to physical layer shared domain i.e. PDSCH, it is commonly used for transmitting UE Data, but sometimes also can utilize these originally transmission data regions transmit some scheduling or control message.

The response message management module 1107, in mib information, either SIB1 information or newly-built system letter Block is ceased, either in other SIB information or corresponding to random access channel configuration information configuration accidental access response message Mapping parameters of the ePDCCH positional information and/or positional information in system wireless resource.

The response message management module 1107, it is additionally operable to read system message broadcast or that eNB10 is sent and thing The position of ePDCCH channel resources corresponding to accidental access response message reflects corresponding to reason layer random access channel configuration information Relation is penetrated, or determines that accidental access response corresponding with physical layer random access channel configuration information disappears according to wireless communication protocol The mapping relations of the position of ePDCCH channel resources corresponding to breath.

The response message management module 1107, be additionally operable to read system message broadcast or eNB10 send with The mapping of the position of ePDCCH channel resources corresponding to accidental access response message is closed corresponding to the transmission resource of machine access scrambler System, or according to corresponding to wireless communication protocol determines accidental access response message corresponding with the transmission resource of Stochastic accessing scrambler The mapping relations of the position of ePDCCH channel resources.

The response message management module 1107, it is additionally operable to read system message broadcast or that eNB10 is sent and thing It is corresponding to manage accidental access response message corresponding to the transmission resource of layer RACH configuration index and Stochastic accessing scrambler EPDCCH channel resources position mapping relations, or according to wireless communication protocol determine with physical layer RACH configure The position of ePDCCH channel resources corresponding to accidental access response message corresponding to the transmission resource of index and Stochastic accessing scrambler The mapping relations put.

The response message management module 1107, it is additionally operable to read system message broadcast or that eNB10 is sent and thing The position of ePDCCH channel resources corresponding to accidental access response message reflects corresponding to reason layer RACH configuration index Relation is penetrated, or determines that accidental access response corresponding with physical layer RACH configuration index disappears according to wireless communication protocol The mapping relations of the position of ePDCCH channel resources corresponding to breath.

EPDCCH position corresponding to the accidental access response message includes time-domain position, frequency domain position and spatial domain position In any one or many of combination.Described, ePDCCH position is with being corresponding to the accidental access response message MIB in message of uniting, either one or more SIB ePDCCH position is identical or position with SI ePDCCH It is identical.Deposit the position of the ePDCCH of ePDCCH position and system message corresponding to the accidental access response message of the eNB10 In certain offset relationship, the offset relationship is any in certain time domain deviant, frequency offset value and spatial domain deviant A kind of or many of combination.The offset relationship is arranged in broadcast message, is either provided or is somebody's turn to do in the protocol ENB10 is sent to user equipment 1100 using dedicated signaling.The dedicated signaling may include RRC dedicated signalings, or MACCE, Either physical layer signaling or switching command or DRB data flow handoff orders.It is described to be used for the random of user equipment 1100 The position of ePDCCH resources can be sent to sources traffic node by destination communication node corresponding to access response message, or source leads to Letter node is allocated to destination communication node, or by MME（mobility management entity）It is transmitted to sources traffic section Point.

The user equipment 1100 of the present embodiment is such as can be mobile phone, tablet personal computer.

It is understood that the function of each functional module of the user equipment 1100 of the present embodiment can be according to the above method Method specific implementation in one to the 7th embodiment, its specific implementation process can refer in the embodiment of the above method first to the 7th Associated description, here is omitted.

In the user of the present embodiment sets 1100, in the user equipment 1100 by wireless network to above-mentioned eNB10 After being sent in the Stochastic accessing scrambler sent in RACH, the user equipment 1100 can be in accidental access response message pair The relevant information or channel region of the ePDCCH answered specified location obtain the accidental access response message of above-mentioned eNB10 feedbacks, In order to which the user equipment 1100 can obtain instant effective accidental access response message.

Application environment schematic diagram refering to Figure 11 and with reference to described in Fig. 1, a kind of base station 1200 provided in an embodiment of the present invention, It includes response message broadcast module 1201, access code receiving module 1203, message feedback module 1205 and response message management Module 1207.

Wherein, the response message broadcast module 1201, for broadcasting or sending corresponding to accidental access response message The relevant information of the position of ePDCCH resources；The access scramble code reception module 1203, for broadcasting or sending Stochastic accessing letter Road configuration information, and random access channel configuration information configuration RACH receive user equipment 200 send with Machine accesses channel scrambling code.

The message feedback module 1205, for feeding back the physical layer shared domain content of accidental access response message described in On the Radio Resource that control channel information corresponding to accidental access response message indicates, wherein, the control channel information includes Scheduling assistance information and/or control information；The response message management module 1207, for believing in mib information, or SIB1 Breath, either in newly-built system information block or other SIB information, or it is random in random access channel configuration information configuration Access the mapping parameters of the positional information and/or positional information of ePDCCH corresponding to response message in system wireless resource.Institute Stating Scheduling assistance information can be for the resource scheduling information for UE200, the scheduling of resource for UE200;The control information For controlling UE200 behavior, such as connection management and switching.Resource area corresponding to physical layer shared domain i.e. PDSCH, It is commonly used for transmitting UE data, but can also utilizes these regions for transmitting data originally to transmit some scheduling or control sometimes Message processed.

The response message management module 1207, be additionally operable in system message broadcast or base station send with physical layer with The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to machine access channel configuration information, Or the accidental access response message according to corresponding to wireless communication protocol determination with physical layer random access channel configuration information is corresponding EPDCCH channel resources position mapping relations.

The response message management module 1207, it is additionally operable to the broadcast in system message or base station is sent and Stochastic accessing The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to the transmission resource of scrambler, or root EPDCCH corresponding to accidental access response message corresponding with the transmission resource of Stochastic accessing scrambler is determined according to wireless communication protocol The mapping relations of the position of channel resource.

The response message management module 1207, be additionally operable in system message broadcast or base station send with physical layer with Corresponding to accidental access response message corresponding to the transmission resource of machine access channel configuration index and Stochastic accessing scrambler The mapping relations of the position of ePDCCH channel resources, or determine to configure with physical layer RACH according to wireless communication protocol The position of ePDCCH channel resources corresponding to accidental access response message corresponding to the transmission resource of index and Stochastic accessing scrambler The mapping relations put.

The response message management module 1207, it is additionally operable to broadcast or base station in system message are sent and physical layer The mapping of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to RACH configuration index is closed System, or accidental access response message pair corresponding with physical layer RACH configuration index is determined according to wireless communication protocol The mapping relations of the position for the ePDCCH channel resources answered.

EPDCCH position corresponding to the accidental access response message includes time-domain position, frequency domain position and spatial domain position In any one or many of combination.Described, ePDCCH position is with being corresponding to the accidental access response message MIB in message of uniting, either one or more SIB ePDCCH position is identical or position with SI ePDCCH It is identical.The position of the ePDCCH of ePDCCH position and system message corresponding to the accidental access response message of the base station 1200 In the presence of certain offset relationship, the offset relationship is appointing in certain time domain deviant, frequency offset value and spatial domain deviant Anticipate a kind of or many of combination.The offset relationship is arranged in broadcast message, is either provided in the protocol or the base Stand and 1200 be sent to user using dedicated signaling and set 200.The dedicated signaling may include RRC dedicated signalings, or MACCE, Either physical layer signaling or switching command or DRB data flow handoff orders.It is described to be connect for the random of user equipment 200 Sources traffic node, or sources traffic can be sent to by destination communication node by entering the position of ePDCCH resources corresponding to response message Node is allocated to destination communication node, or by MME（mobility management entity）It is transmitted to sources traffic node.

It is understood that the function of each functional module of the base station 1200 of the present embodiment can according to the above method second to Method specific implementation in 7th embodiment, its specific implementation process can refer to the phase in the embodiment of the above method second to the 7th Description is closed, here is omitted.

In the base station 1200 of the present embodiment, the base station 1200 by wireless network receive user equipment 200 with In machine access channel after the Stochastic accessing scrambler that sends, corresponding accidental access response message is fed back to corresponding in the base station 1200 The relevant information or channel region of ePDCCH specified location, then the user equipment 200 can be instant effectively in this opening position Obtain the accidental access response message.

The embodiment of the present invention also provides a kind of computer-readable storage medium, wherein, the computer-readable storage medium storage program should Part or all of step including the data processing method described in above method first embodiment when program performs.

Refering to Figure 12, the embodiment of the present invention also provides a kind of user equipment 1300, including processor 1301, memory 1303rd, input unit 1305 and output device 1307（The quantity of processor 1301 in the user equipment 1300 can be one It is individual or multiple, in Figure 12 by taking a processor 1301 as an example）.In some embodiments of the invention, input unit 1305, output Device 1307, memory 1303 and processor 1301 can be connected by bus or other means, wherein, to pass through bus in Figure 12 Exemplified by connection.

Wherein, the processor 1301 performs following steps：

Read the RACH configuration that the system message or eNB10 of eNB10 broadcast is sent using dedicated signaling Information, and RACH scrambler is sent in the RACH configured in random access channel configuration information；

Specified location or channel region in ePDCCH corresponding with the receiving random access response message receive institute State the control channel information that eNB10 responds above-mentioned RACH scrambler and fed back；

Wherein, the ePDCCH of ePDCCH position and system message corresponding to the accidental access response message of the eNB10 Position it is identical, or certain offset relationship be present with the ePDCCH of system message position.

The control channel information includes Scheduling assistance information and/or control information, and the Scheduling assistance information can be For the resource scheduling information of user equipment, the scheduling of resource for user equipment;The control information is used to control user to set Standby behavior, such as connection management and switching.EPDCCH position corresponding to the accidental access response message includes time domain position Put, any one or many of combination in frequency domain position and spatial domain position.It is described, the accidental access response message pair MIB in the ePDCCH answered position and system message, or one or more SIB ePDCCH position are identical, Huo Zheyu One SI ePDCCH position is identical.EPDCCH position and system corresponding to the accidental access response message of the eNB10 There is certain offset relationship in the ePDCCH of message position, the offset relationship is certain time domain deviant, frequency offset value With any one in the deviant of spatial domain or many of combination.The offset relationship is arranged in broadcast message, Huo Zhe Provided in agreement, or the eNB10 is sent to UE900 using dedicated signaling.The dedicated signaling may include RRC dedicated signalings, Either MACCE or physical layer signaling or switching command, or DRB data flow handoff orders.

The user equipment 1300 of the present embodiment is such as can be mobile phone, tablet personal computer.

It is understood that the function of each functional module of the user equipment 1300 of the present embodiment can be according to the above method Method specific implementation in one embodiment, its specific implementation process can refer to the associated description in above method first embodiment, Here is omitted.

In the user equipment 1300 of the present embodiment, in the user equipment 1300 by wireless network to above-mentioned eNB10 After being sent in the Stochastic accessing scrambler sent in RACH, the user equipment 1300 can be in accidental access response message pair The relevant information or channel region of the ePDCCH answered specified location obtain the accidental access response message of above-mentioned eNB10 feedbacks, In order to which the user equipment 1300 can obtain instant effective accidental access response message.

Refering to Figure 13, the embodiment of the present invention also provides a kind of base station 1400, including processor 1401, memory 1403, defeated Enter device 1405 and output device 1407（The quantity of processor 1401 in the base station 1400 can be one or more, scheme In 13 by taking a processor 1401 as an example）.In some embodiments of the invention, input unit 1405, output device 1407, deposit Reservoir 1403 and processor 1401 can be connected by bus or other means, wherein, in Figure 13 exemplified by being connected by bus.

Wherein, the processor 1401 performs following steps：

Random access channel configuration information that is in broadcast system message or being sent using dedicated signaling, and connecing at random Enter the RACH configured in channel configuration information and receive the RACH scrambler that user equipment 200 is sent；

Respond the RACH scrambler and feed back accidental access response message, with accidental access response message pair Specified location or channel region in the ePDCCH answered send the control that the eNB responds above-mentioned RACH scrambler and fed back Channel information processed；And

The physical layer that accidental access response message is sent on the Radio Resource of control channel information instruction is shared interior Hold；

The control channel information includes Scheduling assistance information and/or control information, and the Scheduling assistance information can be For UE200 resource scheduling information, the scheduling of resource for UE200;The control information is used for the behavior for controlling UE200, Such as connection management and switching.EPDCCH position corresponding to the accidental access response message includes time-domain position, frequency domain position Put and any one in the position of spatial domain or many of combination.It is described, corresponding to the accidental access response message MIB in ePDCCH position and system message, either one or more SIB ePDCCH position it is identical or with one SI ePDCCH position is identical.EPDCCH position corresponding to the accidental access response message of the base station and system message There is certain offset relationship in ePDCCH position, the offset relationship is certain time domain deviant, frequency offset value and spatial domain Any one in deviant or many of combination.The offset relationship is arranged in broadcast message, or in the protocol Regulation, or the base station are sent to user using dedicated signaling and set 200.The dedicated signaling may include RRC dedicated signalings, or Person MACCE, either physical layer signaling or switching command or DRB data flow handoff orders.

It is understood that the function of each functional module of the base station 1400 of the present embodiment can be real according to the above method first The method specific implementation in example is applied, its specific implementation process can refer to the associated description in above method first embodiment, herein Repeat no more.

In the base station 1400 of the present embodiment, the base station 1400 by wireless network receive user equipment 200 with In machine access channel after the Stochastic accessing scrambler that sends, corresponding accidental access response message is fed back to corresponding in the base station 1400 The relevant information or channel region of ePDCCH specified location, then the user equipment 200 can be instant effectively in this opening position Obtain the accidental access response message.

The embodiment of the present invention also provides a kind of computer-readable storage medium, wherein, the computer-readable storage medium storage program should Program includes the part or all of step of the data processing method described in the embodiment of the above method second to the 7th when performing.

Refering to Figure 14, the embodiment of the present invention also provides a kind of user equipment 1500, including processor 1501, memory 1503rd, input unit 1505 and output device 1507（The quantity of processor 1501 in the user equipment 1500 can be one It is individual or multiple, in Figure 14 by taking a processor 1501 as an example）.In some embodiments of the invention, input unit 1505, output Device 1507, memory 1503 and processor 1501 can be connected by bus or other means, wherein, to pass through bus in Figure 14 Exemplified by connection.

Wherein, the processor 1501 performs following steps：

EPDCCH moneys corresponding to the accidental access response message that read system message broadcast or described eNB10 is sent The relevant information of the position in source；

Random access channel configuration information read system message broadcast or that eNB10 is sent, and believe in Stochastic accessing The RACH of road configuration information configuration sends Stochastic accessing scrambler；

The Stochastic accessing that eNB10 feedbacks are obtained in the specified location of ePDCCH resources corresponding to accidental access response message rings Answer control channel information corresponding to message；And

In some embodiments of the invention, the processor 1501 also executes the following steps：Read system message is broadcasted Or eNB10 send accidental access response message corresponding with physical layer random access channel configuration information corresponding to The mapping relations of the position of ePDCCH channel resources, or determine to configure with physical layer RACH according to wireless communication protocol The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to information.

In some embodiments of the invention, the processor 1501 also executes the following steps：Read system message is broadcasted Or eNB10 send accidental access response message corresponding with the transmission resource of Stochastic accessing scrambler corresponding to ePDCCH letter The mapping relations of the position of road resource, or according to wireless communication protocol determine it is corresponding with the transmission resource of Stochastic accessing scrambler with The mapping relations of the position of ePDCCH channel resources corresponding to machine access response message.

In some embodiments of the invention, the processor 1501 also executes the following steps：Read system message is broadcasted Or eNB10 send it is corresponding with the transmission resource of physical layer RACH configuration index and Stochastic accessing scrambler The position mapping relations of ePDCCH channel resources corresponding to accidental access response message, or according to wireless communication protocol determination and thing It is corresponding to manage accidental access response message corresponding to the transmission resource of layer RACH configuration index and Stochastic accessing scrambler EPDCCH channel resources position mapping relations.

In some embodiments of the invention, the processor 1501 also executes the following steps：Read system message is broadcasted Or eNB10 send accidental access response message corresponding with physical layer RACH configuration index corresponding to The mapping relations of the position of ePDCCH channel resources, or determine to configure with physical layer RACH according to wireless communication protocol The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to index.

Wherein, the mapping of the position of ePDCCH channel resources corresponding to the accidental access response message that the eNB10 is sent Relation is that the eNB10 is transmitted using dedicated signaling, and the dedicated signaling includes RRC dedicated signalings, either MACCE or Physical layer signaling or switching command, or DRB data flow handoff orders.

The control channel information includes Scheduling assistance information and/or control information, and the Scheduling assistance information can be For UE resource scheduling information, the scheduling of resource for UE;The control information is used for the behavior for controlling UE, such as connection management With switching etc..Resource area corresponding to physical layer shared domain i.e. PDSCH, is commonly used for transmitting UE data, but has When also can utilize these originally transmission data regions transmit some scheduling or control message.The accidental access response message pair The ePDCCH answered position includes any one or many of group in time-domain position, frequency domain position and spatial domain position Close.It is described, the MIB in ePDCCH position and system message corresponding to the accidental access response message, or it is one or more SIB ePDCCH position is identical, or identical with SI ePDCCH position.The accidental access response of the eNB10 There is certain offset relationship in the position of ePDCCH corresponding to message and the ePDCCH of system message position, the offset relationship is Any one in certain time domain deviant, frequency offset value and spatial domain deviant or many of combination.The skew Relation is arranged in broadcast message, either provides in the protocol or the eNB10 is sent to user equipment using dedicated signaling 1500.The dedicated signaling may include RRC dedicated signalings, either MACCE or physical layer signaling or switching command, or DRB data flow handoff orders.

The user equipment 1500 of the present embodiment is such as can be mobile phone, tablet personal computer.

It is understood that the function of each functional module of the user equipment 1500 of the present embodiment can be according to the above method Method specific implementation in two to the 7th embodiments, its specific implementation process can refer in the embodiment of the above method first to the 7th Associated description, here is omitted.

In the user equipment 1500 of the present embodiment, sent out in the user equipment 1500 by wireless network to above-mentioned base station After sending the Stochastic accessing scrambler sent in RACH, the user equipment 1500 can be corresponding in accidental access response message EPDCCH specified location relevant information or channel region obtain the accidental access response message of above-mentioned base station feedback, so as to Instant effective accidental access response message can be obtained in the user equipment 1500.

Refering to Figure 15, the embodiment of the present invention also provides a kind of base station 1600, including processor 1601, memory 1603, defeated Enter device 1605 and output device 1607（The quantity of processor 1601 in the base station 1600 can be one or more, scheme In 15 by taking a processor 1601 as an example）.In some embodiments of the invention, input unit 1605, output device 1607, deposit Reservoir 1603 and processor 1601 can be connected by bus or other means, wherein, in Figure 15 exemplified by being connected by bus.

Wherein, the processor 1601 performs following steps：

Broadcast or the relevant information for sending the position of ePDCCH resources corresponding to accidental access response message；

Broadcast sends random access channel configuration information, and in the Stochastic accessing of random access channel configuration information configuration Channel receives the RACH scrambler that user equipment 200 is sent；

Feed back corresponding to control channel information to the accidental access response message corresponding to accidental access response message The specified location of ePDCCH resources；And

Feed back and controlled corresponding to the physical layer shared domain content to the accidental access response message of accidental access response message On the Radio Resource of channel information instruction processed.

In some embodiments of the invention, the processor 1601 also executes the following steps：Broadcasted in system message Or base station sends ePDCCH letters corresponding to accidental access response message corresponding with physical layer random access channel configuration information The mapping relations of the position of road resource, or it is corresponding with physical layer random access channel configuration information according to wireless communication protocol determination Accidental access response message corresponding to ePDCCH channel resources position mapping relations.

In some embodiments of the invention, the processor 1601 also executes the following steps：Broadcasted in system message Or base station sends ePDCCH channels money corresponding to accidental access response message corresponding with the transmission resource of Stochastic accessing scrambler The mapping relations of the position in source, or connect at random according to wireless communication protocol determination is corresponding with the transmission resource of Stochastic accessing scrambler Enter the mapping relations of the position of ePDCCH channel resources corresponding to response message.

In some embodiments of the invention, the processor 1601 also executes the following steps：Broadcasted in system message Or base station transmission is corresponding with the transmission resource of physical layer RACH configuration index and Stochastic accessing scrambler random The mapping relations of the position of ePDCCH channel resources corresponding to response message are accessed, or according to wireless communication protocol determination and physics Corresponding to accidental access response message corresponding to the transmission resource of layer RACH configuration index and Stochastic accessing scrambler The mapping relations of the position of ePDCCH channel resources.

In some embodiments of the invention, the processor 1601 also executes the following steps：Broadcasted in system message Or base station sends ePDCCH letters corresponding to accidental access response message corresponding with physical layer RACH configuration index The mapping relations of the position of road resource, or it is corresponding with physical layer RACH configuration index according to wireless communication protocol determination Accidental access response message corresponding to ePDCCH channel resources position mapping relations.

Wherein, the control channel information includes Scheduling assistance information and/or control information, and the Scheduling assistance information can Think the resource scheduling information for UE, the scheduling of resource for UE;The control information is used for the behavior for controlling UE, such as connects Management and switching etc..Resource area corresponding to physical layer shared domain i.e. PDSCH, it is commonly used for transmitting UE data, but It is that can also utilize these regions for transmitting data originally to transmit some scheduling or control message sometimes.The base station is sent random The mapping relations for accessing the position of ePDCCH channel resources corresponding to response message are that the base station is transmitted using dedicated signaling, The dedicated signaling includes RRC dedicated signalings, either MACCE or physical layer signaling or switching command, or DRB data Flow switching command.

It is understood that the function of each functional module of the base station 1600 of the present embodiment can according to the above method second to Method specific implementation in 7th embodiment, its specific implementation process can refer to the phase in the embodiment of the above method second to the 7th Description is closed, here is omitted.

In the base station 1600 of the present embodiment, the base station 1600 by wireless network receive user equipment 200 with In machine access channel after the Stochastic accessing scrambler that sends, corresponding accidental access response message is fed back to corresponding in the base station 1600 The relevant information or channel region of ePDCCH specified location, then the user equipment 200 can be instant effectively in this opening position Obtain the accidental access response message.

In the above embodiment of the present invention, ePDCCH position corresponding to the accidental access response message, can be with Enhancing public search space eCSS resource location corresponding to machine access response message, can be that accidental access response message is corresponding EPDCCH set resource location, or can for ePDCCH corresponding to accidental access response message CCE take nothing Line resource location.The Radio Resource of the occupancy can be the wireless resource block that frequency domain takes and/or the orthogonal frequency division multiplexing of time domain With the subframe numbers of OFDM symbol or time domain, the Radio Resource can it is continuous on frequency domain or on frequency domain it is discrete Distribution.The position of ePDCCH corresponding to accidental access response message can be for NCT（New Carrier Type are new to carry Ripple type carrier）EPDCCH position.The eCSS can be accidental access response message, beep-page message, in system message The shared eCSS of one or more combination.

The physical layer shared domain of the present invention, can refer to physical layer descending shared channel, or refer to the physical layer descending of enhancing Shared channel, available for transmitting data information.

It should be noted that for foregoing each method embodiment, in order to be briefly described, therefore it is all expressed as a series of Combination of actions, but those skilled in the art should know, the present invention is not limited by described sequence of movement because According to the present invention, some steps can use other orders or carry out simultaneously.Secondly, those skilled in the art should also know Know, embodiment described in this description belongs to preferred embodiment, involved action and module and must be institute of the present invention It is necessary.

In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have the portion being described in detail in some embodiment Point, it may refer to the associated description of other embodiment.

In summary, in the method for the acquisition base station down feedback information of the embodiment of the present invention, the user equipment passes through Wireless network sends random access channel configuration information to eNB, and the user equipment can be in system message（MIB and/or SIB）It is corresponding EPDCCH public search space specified location or channel region obtain the accidental access response message of above-mentioned eNB feedback, The user equipment is enabled to obtain instant effective accidental access response message.In addition, by corresponding to corresponding message EPDCCH position is expanded at other radio channel resources, i.e., the public of ePDCCH corresponding with accidental access response message is searched Rope space and said system message（MIB and/or SIB）Corresponding ePDCCH public search space is separated, and can so increase The eNB is used for the capacity for sending ePDCCH corresponding to accidental access response message.

One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can To instruct the hardware of correlation to complete by program, the program can be stored in a computer-readable recording medium, storage Medium can for example include：Read-only storage, random access memory, disk or CD etc..

The method and relevant apparatus of the mobile terminal RTV remote television provided above the embodiment of the present invention have been carried out in detail Introduce, specific case used herein is set forth to the principle and embodiment of the present invention, the explanation of above example It is only intended to help the method and its core concept for understanding the present invention；Meanwhile for those of ordinary skill in the art, according to this The thought of invention, there is change part in specific embodiments and applications, to sum up, this specification content should not be construed as Limitation of the present invention.

Claims

A kind of 1. method for obtaining base station down feedback information, it is characterised in that including：

The system message of eNB broadcast is read, or eNB utilizes the random access channel configuration information that dedicated signaling is sent, and RACH scrambler, the Stochastic accessing are sent in the RACH configured in random access channel configuration information Scrambler is used to indicate the specified location or channel region in enhanced Physical Downlink Control Channel (ePDCCH)；

Specified location or channel region in the ePDCCH receive the eNB and respond the RACH scrambler and send out Control channel information in the accidental access response message sent；

The physical layer shared domain of the accidental access response message is received on the Radio Resource of control channel information instruction Content；

Wherein, the specified location in the ePDCCH is identical with the position of ePDCCH corresponding to the system message, or with institute Default bias relation be present in the position for stating ePDCCH corresponding to system message.
2. the method as described in claim 1, it is characterised in that ePDCCH position corresponding to the accidental access response message Including any one in time-domain position, frequency domain position and spatial domain position or many of combination.
3. the method as described in claim 1, it is characterised in that ePDCCH position corresponding to the accidental access response message With the MIB in system message, either one or more SIB ePDCCH position is identical or with schedule information EPDCCH position is identical.
4. the method as described in claim 1, it is characterised in that the offset relationship is certain time domain deviant, frequency domain is inclined Any one in shifting value and spatial domain deviant or many of combination.
5. method as claimed in claim 4, it is characterised in that the offset relationship is arranged in broadcast message, or is being assisted Provided in view, or the eNB is sent to user equipment using dedicated signaling.
6. the method as described in claim 1, it is characterised in that the dedicated signaling includes RRC dedicated signalings, or MACCE, Either physical layer signaling or switching command or DRB data flow handoff orders.
7. the method as described in any in claim 1-6, it is characterised in that the accidental access response for user equipment The position of ePDCCH resources corresponding to message can be sent to sources traffic node by destination communication node, or sources traffic node is matched somebody with somebody Put to destination communication node, or sources traffic node is transmitted to by MME.
A kind of 8. method for obtaining base station down feedback information, it is characterised in that including：

Random access channel configuration information that is in broadcast system message or being sent using dedicated signaling, and believe in Stochastic accessing The RACH configured in road configuration information receives the RACH scrambler that user equipment is sent, the Stochastic accessing Scrambler is used to indicate the specified location or channel region in enhanced Physical Downlink Control Channel (ePDCCH)；

Specified location in the ePDCCH or channel region send control channel information in accidental access response message with Respond the Stochastic accessing scrambler；And

The physical layer shared domain of the accidental access response message is sent on the Radio Resource of control channel information instruction Content；

Wherein, the position specified in the ePDCCH is identical with the position of ePDCCH corresponding to the system message, or with institute Default bias relation be present in the position for stating ePDCCH corresponding to system message.
9. method as claimed in claim 8, it is characterised in that ePDCCH position corresponding to the accidental access response message Including any one in time-domain position, frequency domain position and spatial domain position or many of combination.
10. method as claimed in claim 8, it is characterised in that ePDCCH position corresponding to the accidental access response message Put with the MIB in system message, either one or more SIB ePDCCH position is identical or with schedule information EPDCCH position is identical.
11. method as claimed in claim 8, it is characterised in that the offset relationship is certain time domain deviant, frequency domain is inclined Any one in shifting value and spatial domain deviant or many of combination.
12. method as claimed in claim 11, it is characterised in that the offset relationship is arranged in broadcast message, Huo Zhe Provided in agreement, or eNB is sent to user equipment using dedicated signaling.
13. method as claimed in claim 8, it is characterised in that the dedicated signaling includes RRC dedicated signalings, or MACCE, either physical layer signaling or switching command or DRB data flow handoff orders.
14. such as the method any one of claim 8-13, it is characterised in that the Stochastic accessing for user equipment The position of ePDCCH resources corresponding to response message can be sent to sources traffic node, or sources traffic section by destination communication node Point is allocated to destination communication node, or is transmitted to sources traffic node by MME.
A kind of 15. method for obtaining base station down feedback information, it is characterised in that including：

The phase of the position of ePDCCH resources corresponding to accidental access response message read system message broadcast or that eNB is sent Close information；

Random access channel configuration information read system message broadcast or that eNB is sent, and configured in RACH The RACH of information configuration sends Stochastic accessing scrambler, and the Stochastic accessing scrambler is used to indicate enhanced physical down Specified location or channel region in control channel (ePDCCH)；

Specified location or channel region in the ePDCCH receive the eNB and respond the RACH scrambler and send out Control channel information in the accidental access response message sent；And

The physical layer shared domain content of receiving random access response message on the Radio Resource of control channel information instruction.
16. method as claimed in claim 15, it is characterised in that the relevant information of the position of the ePDCCH resources is included in Mib information, either SIB1 information or newly-built system information block, either believe in other SIB information or in Stochastic accessing EPDCCH positional information and/or positional information provide in system wireless corresponding to road configuration information configuration accidental access response message Mapping parameters on source.
17. method as claimed in claim 15, it is characterised in that the broadcast of step read system message or that eNB is sent Accidental access response message corresponding to ePDCCH resources position relevant information, including：

Stochastic accessing corresponding with physical layer random access channel configuration information read system message broadcast or that eNB is sent The mapping relations of the position of ePDCCH channel resources corresponding to response message, or according to wireless communication protocol determine with physical layer with The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to machine access channel configuration information.
18. method as claimed in claim 15, it is characterised in that the broadcast of step read system message or that eNB is sent Accidental access response message corresponding to ePDCCH resources position relevant information, including：

Accidental access response corresponding with the transmission resource of Stochastic accessing scrambler read system message broadcast or that eNB is sent The mapping relations of the position of ePDCCH channel resources corresponding to message, or determined and Stochastic accessing scrambler according to wireless communication protocol Transmission resource corresponding to the position of ePDCCH channel resources corresponding to accidental access response message mapping relations.
19. method as claimed in claim 15, it is characterised in that the broadcast of step read system message or that eNB is sent Accidental access response message corresponding to ePDCCH resources position relevant information, including：

It is read system message broadcast or eNB transmissions to be disturbed with physical layer RACH configuration index and Stochastic accessing The position mapping relations of ePDCCH channel resources corresponding to accidental access response message corresponding to the transmission resource of code, or according to nothing Line communication protocol determine it is corresponding with the transmission resource of physical layer RACH configuration index and Stochastic accessing scrambler with The mapping relations of the position of ePDCCH channel resources corresponding to machine access response message.
20. method as claimed in claim 15, it is characterised in that the broadcast of step read system message or that eNB is sent Accidental access response message corresponding to ePDCCH resources position relevant information, including：

Stochastic accessing corresponding with physical layer RACH configuration index read system message broadcast or that eNB is sent The mapping relations of the position of ePDCCH channel resources corresponding to response message, or according to wireless communication protocol determine with physical layer with The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to machine access channel configuration index.
21. the method as any one of claim 15 to 20, it is characterised in that the Stochastic accessing that the eNB is sent rings The mapping relations of the position of ePDCCH channel resources corresponding to message, or the accidental access response message that eNB is sent are answered to correspond to EPDCCH resources position relevant information, be that the eNB is transmitted using dedicated signaling, the dedicated signaling includes RRC Dedicated signaling, either MACCE or physical layer signaling or switching command, or DRB data flow handoff orders.
22. method as claimed in claim 15, it is characterised in that the accidental access response message pair for user equipment The position for the ePDCCH resources answered can be sent to sources traffic node by destination communication node, or sources traffic node is allocated to mesh Communication node is marked, or sources traffic node is transmitted to by MME.
A kind of 23. method for obtaining base station down feedback information, it is characterised in that including：

Broadcast or the relevant information for sending the position of ePDCCH resources corresponding to accidental access response message；

Broadcast sends random access channel configuration information, and in the RACH of random access channel configuration information configuration The RACH scrambler that user equipment is sent is received, the Stochastic accessing scrambler is used to indicate enhanced physical down control Specified location or channel region in channel (ePDCCH)；

Feed back ePDCCH resources corresponding to control channel information to the Stochastic accessing scrambler corresponding to accidental access response message Specified location；And

Feed back control letter corresponding to the physical layer shared domain content to the accidental access response message of accidental access response message On the Radio Resource of road information instruction.
24. method as claimed in claim 23, it is characterised in that the relevant information of the position of the ePDCCH resources is included in Mib information, either SIB1 information or newly-built system information block, either believe in other SIB information or in Stochastic accessing EPDCCH positional information and/or positional information provide in system wireless corresponding to road configuration information configuration accidental access response message Mapping parameters on source.
25. method as claimed in claim 23, it is characterised in that step is broadcasted or sent corresponding to accidental access response message The relevant information of the position of ePDCCH resources, including：

Broadcast or eNB send accidental access response corresponding with physical layer random access channel configuration information in system message The mapping relations of the position of ePDCCH channel resources corresponding to message, or determine to connect at random with physical layer according to wireless communication protocol Enter the mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to channel configuration information.
26. method as claimed in claim 23, it is characterised in that step is broadcasted or sent corresponding to accidental access response message The relevant information of the position of ePDCCH resources, including：

Broadcast or eNB send accidental access response message corresponding with the transmission resource of Stochastic accessing scrambler in system message The mapping relations of the position of corresponding ePDCCH channel resources, or the hair with Stochastic accessing scrambler is determined according to wireless communication protocol Send the mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to resource.
27. method as claimed in claim 23, it is characterised in that step is broadcasted or sent corresponding to accidental access response message The relevant information of the position of ePDCCH resources, including：

Broadcast or eNB are sent and physical layer RACH configuration index and Stochastic accessing scrambler in system message The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to resource are sent, or according to wireless Communication protocol determines corresponding with the transmission resource of physical layer RACH configuration index and Stochastic accessing scrambler random Access the mapping relations of the position of ePDCCH channel resources corresponding to response message.
28. method as claimed in claim 23, it is characterised in that step is broadcasted or sent corresponding to accidental access response message The relevant information of the position of ePDCCH resources, including：

Accidental access response corresponding with physical layer RACH configuration index is sent in system message broadcast or eNB to disappear The mapping relations of the position of ePDCCH channel resources corresponding to breath, or determined and physical layer Stochastic accessing according to wireless communication protocol The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to channel configuration index.
29. the method as any one of claim 25 to 28, it is characterised in that the Stochastic accessing that the eNB is sent rings The mapping relations of the position of ePDCCH channel resources corresponding to message, or the accidental access response message that eNB is sent are answered to correspond to EPDCCH resources position relevant information, be that the eNB is transmitted using dedicated signaling, the dedicated signaling includes RRC Dedicated signaling, either MACCE or physical layer signaling or switching command, or DRB data flow handoff orders.
30. method as claimed in claim 23, it is characterised in that the accidental access response message pair for user equipment The position for the ePDCCH resources answered can be sent to sources traffic node by destination communication node, or sources traffic node is allocated to mesh Communication node is marked, or sources traffic node is transmitted to by MME.
A kind of 31. user equipment, it is characterised in that including：

Response message management module, the system message or eNB for reading eNB broadcast utilize the random of dedicated signaling transmission Channel configuration information is accessed, and Stochastic accessing letter is sent in the RACH configured in random access channel configuration information Road scrambler, the Stochastic accessing scrambler are used to indicate the specified location or letter in enhanced Physical Downlink Control Channel (ePDCCH) Road region；

Response message acquisition module, send accidental access response for the specified location in the ePDCCH or channel region and disappear Control channel information in breath is to respond the Stochastic accessing scrambler；

Message reception module, disappear for receiving the accidental access response on the Radio Resource that is indicated in the control channel information The physical layer shared domain content of breath；

Wherein, the specified location in the ePDCCH is identical with the position of ePDCCH corresponding to the system message, or with institute Default bias relation be present in the position for stating ePDCCH corresponding to system message.
32. user equipment as claimed in claim 31, it is characterised in that the user equipment also includes：

Message searching modul, for searching the accidental access response message pair with the eNB in a specified location or channel region The ePDCCH answered position.
33. the user equipment as described in claim 31 or 32, it is characterised in that corresponding to the accidental access response message EPDCCH position includes any one or many of combination in time-domain position, frequency domain position and spatial domain position.
34. the user equipment as described in claim 31 or 32, it is characterised in that corresponding to the accidental access response message MIB in ePDCCH position and system message, either one or more SIB ePDCCH position it is identical or with one The ePDCCH of scheduling message position is identical.
35. the user equipment as described in claim 31 or 32, it is characterised in that the offset relationship offsets for certain time domain Any one in value, frequency offset value and spatial domain deviant or many of combination.
36. user equipment as claimed in claim 35, it is characterised in that the offset relationship is arranged in broadcast message, or Person provides in the protocol, or the eNB is sent to user equipment using dedicated signaling.
37. user equipment as claimed in claim 36, it is characterised in that the dedicated signaling includes RRC dedicated signalings, or MACCE, either physical layer signaling or switching command or DRB data flow handoff orders.
38. user equipment as claimed in claim 31, it is characterised in that the accidental access response for user equipment disappears The position of ePDCCH resources corresponding to breath can be sent to sources traffic node, or the configuration of sources traffic node by destination communication node Sources traffic node is transmitted to destination communication node, or by MME.
A kind of 39. base station, it is characterised in that including：

Channel scrambling code receiving module, match somebody with somebody for RACH that is in broadcast system message or being sent using dedicated signaling Confidence ceases, and the RACH configured in random access channel configuration information receives the Stochastic accessing that user equipment is sent Channel scrambling code, the Stochastic accessing scrambler be used to indicating specified location in enhanced Physical Downlink Control Channel (ePDCCH) or Channel region；

Response message generation module, send accidental access response for the specified location in the ePDCCH or channel region and disappear Control channel information in breath is to respond the Stochastic accessing scrambler；And

Message transmission module, for sending the accidental access response on the Radio Resource indicated with the control channel information The physical layer shared domain content of message；

Wherein, the position specified in the ePDCCH is identical with the position of ePDCCH corresponding to the system message, or with institute Default bias relation be present in the position for stating ePDCCH corresponding to system message.
40. base station as claimed in claim 39, it is characterised in that the base station also includes：

Message preset module, for ePDCCH corresponding with accidental access response message position to be placed in into a specified location Or channel region.
41. the base station as described in claim 39 or 40, it is characterised in that ePDCCH corresponding to the accidental access response message Position include any one or many of combination in time-domain position, frequency domain position and spatial domain position.
42. the base station as described in claim 39 or 40, it is characterised in that ePDCCH corresponding to the accidental access response message Position and system message in MIB, the latter's one or more SIB ePDCCH position is identical, or disappears with a scheduling The ePDCCH of breath position is identical.
43. the base station as described in claim 39 or 40, it is characterised in that the offset relationship be certain time domain deviant, Any one in frequency offset value and spatial domain deviant or many of combination.
44. base station as claimed in claim 43, it is characterised in that the offset relationship is arranged in broadcast message, Huo Zhe Provided in agreement, or eNB is sent to user equipment using dedicated signaling.
45. base station as claimed in claim 44, it is characterised in that the dedicated signaling includes RRC dedicated signalings, or MACCE, either physical layer signaling or switching command or DRB data flow handoff orders.
46. base station as claimed in claim 39, it is characterised in that the accidental access response message pair for user equipment The position for the ePDCCH resources answered can be sent to sources traffic node by destination communication node, or sources traffic node is allocated to mesh Communication node is marked, or sources traffic node is transmitted to by MME.
A kind of 47. user equipment, it is characterised in that including：

Response message read module, for accidental access response message pair read system message broadcast or that eNB is sent The relevant information of the position for the ePDCCH resources answered；

Scrambler sending module is accessed, the random access channel configuration information that broadcasted for read system message or eNB is sent, And Stochastic accessing scrambler is sent in the RACH of random access channel configuration information configuration, the Stochastic accessing scrambler is used Specified location or channel region in the enhanced Physical Downlink Control Channel (ePDCCH) of instruction；

Response message acquisition module, the eNB responses institute is received for the specified location in the ePDCCH or channel region Control channel information in the accidental access response message stated RACH scrambler and sent；And

Message reception module, for receiving random access response message on the Radio Resource that is indicated in the control channel information Physical layer shared domain content.
48. user equipment as claimed in claim 47, it is characterised in that the user equipment also includes：

Response message management module, in mib information, either SIB1 information or newly-built system information block, or other In SIB information, or the position letter in ePDCCH corresponding to random access channel configuration information configuration accidental access response message The mapping parameters of breath and/or positional information in system wireless resource.
49. user equipment as claimed in claim 47, it is characterised in that the user equipment also includes：

Response message management module, for read system message broadcast or eNB send with physical layer RACH The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to configuration information, or according to wireless Communication protocol determines ePDCCH letters corresponding to accidental access response message corresponding with physical layer random access channel configuration information The mapping relations of the position of road resource.
50. user equipment as claimed in claim 47, it is characterised in that the user equipment also includes：

Response message management module, for the transmission with Stochastic accessing scrambler read system message broadcast or that eNB is sent The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to resource, or according to radio communication Agreement determines ePDCCH channel resources corresponding to accidental access response message corresponding with the transmission resource of Stochastic accessing scrambler The mapping relations of position.
51. user equipment as claimed in claim 47, it is characterised in that the user equipment also includes：

Response message management module, for read system message broadcast or eNB send with physical layer RACH EPDCCH channel resources corresponding to accidental access response message corresponding to the transmission resource of configuration index and Stochastic accessing scrambler Position mapping relations, or according to wireless communication protocol determine with physical layer RACH configuration index and Stochastic accessing The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to the transmission resource of scrambler.
52. user equipment as claimed in claim 47, it is characterised in that the user equipment also includes：

Response message management module, for read system message broadcast or eNB send with physical layer RACH The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to configuration index, or according to wireless Communication protocol determines ePDCCH letters corresponding to accidental access response message corresponding with physical layer RACH configuration index The mapping relations of the position of road resource.
53. user equipment as claimed in claim 52, it is characterised in that the accidental access response message pair that the eNB is sent The mapping relations of the position for the ePDCCH channel resources answered, or ePDCCH corresponding to the accidental access response message of eNB transmissions The relevant information of the position of resource, it is that the eNB is transmitted using dedicated signaling, the dedicated signaling includes RRC dedicated signalings, Either MACCE or physical layer signaling or switching command, or DRB data flow handoff orders.
54. user equipment as claimed in claim 47, it is characterised in that the accidental access response for user equipment disappears The position of ePDCCH resources corresponding to breath can be sent to sources traffic node, or the configuration of sources traffic node by destination communication node Sources traffic node is transmitted to destination communication node, or by MME.
A kind of 55. base station, it is characterised in that including：

Response message broadcast module, for broadcasting or sending the phase of the position of ePDCCH resources corresponding to accidental access response message Close information；

Scramble code reception module is accessed, is configured for broadcasting or sending random access channel configuration information, and in RACH The RACH of information configuration receives the RACH scrambler that user equipment is sent, and the Stochastic accessing scrambler is used for Indicate the specified location or channel region in enhanced Physical Downlink Control Channel (ePDCCH)；

Message feedback module, for feeding back control channel information corresponding to accidental access response message to the Stochastic accessing scrambler The specified location of corresponding ePDCCH resources, and

The message feedback module, the physical layer shared domain content for being additionally operable to feed back accidental access response message connect at random to described Enter on the Radio Resource that control channel information corresponding to scrambler indicates.
56. base station as claimed in claim 55, it is characterised in that the base station also includes：

Response message management module, in mib information, either SIB1 information or newly-built system information block, or other In SIB information, or the position letter in ePDCCH corresponding to random access channel configuration information configuration accidental access response message The mapping parameters of breath and/or positional information in system wireless resource.
57. base station as claimed in claim 55, it is characterised in that the base station also includes：

Response message management module, send for the broadcast in system message or eNB and configured with physical layer RACH The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to information, or according to radio communication Agreement determines ePDCCH channels money corresponding to accidental access response message corresponding with physical layer random access channel configuration information The mapping relations of the position in source.
58. base station as claimed in claim 55, it is characterised in that the base station also includes：

Response message management module, the transmission resource with Stochastic accessing scrambler is sent for the broadcast in system message or eNB The mapping relations of the position of ePDCCH channel resources corresponding to corresponding accidental access response message, or according to wireless communication protocol It is determined that the position of ePDCCH channel resources corresponding to accidental access response message corresponding with the transmission resource of Stochastic accessing scrambler Mapping relations.
59. base station as claimed in claim 55, it is characterised in that the base station also includes：

Response message management module, send for the broadcast in system message or eNB and configured with physical layer RACH The position of ePDCCH channel resources corresponding to accidental access response message corresponding to the transmission resource of index and Stochastic accessing scrambler The mapping relations put, or determine to disturb with physical layer RACH configuration index and Stochastic accessing according to wireless communication protocol The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to the transmission resource of code.
60. base station as claimed in claim 55, it is characterised in that the base station also includes：

Response message management module, send for the broadcast in system message or eNB and configured with physical layer RACH The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to index, or according to radio communication Agreement determines ePDCCH channels money corresponding to accidental access response message corresponding with physical layer RACH configuration index The mapping relations of the position in source.
61. the base station as any one of claim 57 to 60, it is characterised in that the Stochastic accessing that the eNB is sent rings The mapping relations for answering the position of ePDCCH channel resources corresponding to message are that the eNB is transmitted using dedicated signaling, described special Include RRC dedicated signalings, either MACCE or physical layer signaling or switching command, or DRB data flow handoffs with signaling Order.
62. base station as claimed in claim 55, it is characterised in that the accidental access response message pair for user equipment The position for the ePDCCH resources answered can be sent to sources traffic node by destination communication node, or sources traffic node is allocated to mesh Communication node is marked, or sources traffic node is transmitted to by MME.
A kind of 63. user equipment, it is characterised in that including：Input unit, output device, memory and processor；

Wherein, the computing device following steps：

The system message or eNB of eNB broadcast is read using the random access channel configuration information of dedicated signaling transmission, and RACH scrambler is sent in the RACH configured in random access channel configuration information, the Stochastic accessing is disturbed Code is used to indicate the specified location or channel region in enhanced Physical Downlink Control Channel (ePDCCH)；

Specified location or channel region in the ePDCCH receive the eNB and respond the RACH scrambler and send out Control channel information in the accidental access response message sent；

The physical layer that the accidental access response message is received on the Radio Resource of control channel information instruction is shared interior Hold；

Wherein, the specified location in the ePDCCH is identical with the position of ePDCCH corresponding to the system message, or with institute Default bias relation be present in the position for stating ePDCCH corresponding to system message.
A kind of 64. user equipment, it is characterised in that including：Input unit, output device, memory and processor；

Wherein, the computing device following steps：

The position of ePDCCH resources corresponding to accidental access response message read system message broadcast or that eNB is sent Relevant information；

Random access channel configuration information read system message broadcast or that eNB is sent, and configured in RACH The RACH of information configuration sends Stochastic accessing scrambler, and the Stochastic accessing scrambler is used to indicate enhanced physical down Specified location or channel region in control channel (ePDCCH)；

Specified location or channel region in the ePDCCH receive the eNB and respond the RACH scrambler and send out Control channel information in the accidental access response message sent；And

The physical layer shared domain content of receiving random access response message on the Radio Resource of control channel information instruction.
65. the user equipment as described in claim 64, it is characterised in that the processor also executes the following steps：

Stochastic accessing corresponding with physical layer random access channel configuration information read system message broadcast or that eNB is sent The mapping relations of the position of ePDCCH channel resources corresponding to response message, or according to wireless communication protocol determine with physical layer with The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to machine access channel configuration information.
66. the user equipment as described in claim 64, it is characterised in that the processor also executes the following steps：

Accidental access response corresponding with the transmission resource of Stochastic accessing scrambler read system message broadcast or that eNB is sent The mapping relations of the position of ePDCCH channel resources corresponding to message, or determined and Stochastic accessing scrambler according to wireless communication protocol Transmission resource corresponding to the position of ePDCCH channel resources corresponding to accidental access response message mapping relations.
67. the user equipment as described in claim 64, it is characterised in that the processor also executes the following steps：

It is read system message broadcast or eNB transmissions to be disturbed with physical layer RACH configuration index and Stochastic accessing The position mapping relations of ePDCCH channel resources corresponding to accidental access response message corresponding to the transmission resource of code, or according to nothing Line communication protocol determine it is corresponding with the transmission resource of physical layer RACH configuration index and Stochastic accessing scrambler with The mapping relations of the position of ePDCCH channel resources corresponding to machine access response message.
68. the user equipment as described in claim 64, it is characterised in that the processor also executes the following steps：

Stochastic accessing corresponding with physical layer RACH configuration index read system message broadcast or that eNB is sent The mapping relations of the position of ePDCCH channel resources corresponding to response message, or according to wireless communication protocol determine with physical layer with The mapping relations of the position of ePDCCH channel resources corresponding to accidental access response message corresponding to machine access channel configuration index.
69. the user equipment as any one of claim 64 to 68, it is characterised in that what the eNB was sent connects at random Enter the mapping relations of the position of ePDCCH channel resources corresponding to response message, or the accidental access response message that eNB is sent The relevant information of the position of corresponding ePDCCH resources, it is that the eNB is transmitted using dedicated signaling, the dedicated signaling includes RRC dedicated signalings, either MACCE or physical layer signaling or switching command, or DRB data flow handoff orders.