CN104919848B - control information transmitting and receiving method, sender device and receiver device - Google Patents
control information transmitting and receiving method, sender device and receiver device Download PDFInfo
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- CN104919848B CN104919848B CN201380003419.6A CN201380003419A CN104919848B CN 104919848 B CN104919848 B CN 104919848B CN 201380003419 A CN201380003419 A CN 201380003419A CN 104919848 B CN104919848 B CN 104919848B
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- reference signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0025—Transmission of mode-switching indication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1896—ARQ related signaling
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The embodiment of the invention provides a method for sending and receiving control information, sender equipment and receiver equipment, wherein the method comprises the following steps: the method comprises the steps that a sender device determines control information, wherein the control information comprises at least one of a New Data Indication (NDI), a Redundancy Version (RV) and a Modulation and Coding Scheme (MCS); and the sender equipment sends the control information to receiver equipment along with a reference signal so that the receiver equipment determines at least one of NDI, RV and MCS of the received data according to the control information. The technical scheme of the invention can realize that the sending equipment indicates at least one of NDI, RV and MCS to the receiving equipment in a more flexible and resource-saving mode compared with the prior art.
Description
Technical field
The present embodiments relate to the communication technologys more particularly to a kind of control information method of sending and receiving, sender to set
Standby and receiver equipment.
Background technique
Senior long term evolution (Long Term Evolution-Advanced, abbreviation LTE-A) is mentioned using multiple technologies
High data rate, but with the rapid development of wireless communication, super large rate business, such as the generation of HD video business, wirelessly
The load of communication network is increasingly heavier.The load for how mitigating network becomes a research hotspot.Communication between devices (Device
To Device, abbreviation D2D) it communicates and comes into being, become the key project of LTE-A Rel-12 version.In this communication pattern
In, without forwarding by base station, the data payload of base station can be shared between terminal and terminal with direct communication.
Fig. 1 is the schematic diagram of D2D communication, and the communication scenes of D2D, which can be divided into, to be had the network coverage, subnetwork covering and do not have
There are three kinds of situations of the network coverage, under the scene of the not network coverage, that is, there is no evolution system base station (evolved NodeB, letter
Claim eNB) scene under, certain UE can be selected as cluster head (Cluster Header, abbreviation CH), and user sets as shown in figure 1
Standby (User Equipment, abbreviation UE) A is a cluster head, and cluster head provides the function of similar eNB, as to D2D UE points in cluster
It with resource, provides and synchronizes, there is network coverage scene to have eNB, such as synchronization of some control functions is completed by eNB, this scene
Some cluster heads may be needed to complete resource allocation function.D2D communication is divided into the forms such as broadcast, multicast and unicast, logical in broadcast
In letter, there is a broadcast transmission method, apparatus to send data service in specific resources, UE B is a broadcast transmission side as shown in figure 1
Equipment, other receiver equipments receive data in these resources, as shown in Figure 1, the resource acquisition pattern of cluster head may are as follows:
In the case where there is network coverage situation, a monolith resource is distributed to cluster head in base station；In the case where no network coverage, cluster head passes through competing
The mode striven obtains one piece of resource.Then cluster head the resource pool oneself obtained is notified in a particular channel in cluster at
Member, resource pool are similar to the system bandwidth of present base station, and cluster head semi-statically allocates resources to broadcast transmission method, apparatus, broadcast
Send method, apparatus can be used resource transmission data service whithin a period of time, for broadcast communication, most control letter
Enable and member in cluster be sent to by cluster head, control signaling for example may include resource allocation, the ID for sending method, apparatus, power control,
Multiple-input and multiple-output (Multi-input Multi-output, abbreviation MIMO) related signaling etc., cluster head use semi-static mode
The period of notice signaling is longer, can save signaling, and broadcast transmission method, apparatus then can be more frequently with broadcast mode period hair
Data service is sent, broadcast transmission method, apparatus may be cluster head, it is also possible to which other members in cluster, broadcast transmission method, apparatus is in difference
The data that send of sending instant may repeat, it is also possible to different, this can pass through the new data of 1 bit and indicate (New
Data Indication, abbreviation NDI) it notifies to receiver equipment, in addition, sending the redundancy versions (Redundancy of data
Version, abbreviation RV) and send data Modulation and Coding Scheme (Modulation and Coding Scheme, referred to as
MCS it) may also be determined by broadcast transmission method, apparatus, the RV in present LTE system generally has 0,1,2,3 totally 4 values,
MCS generally has 32 states, thus is required to broadcast transmission method, apparatus to notify to receiver equipment.
The prior art one is notified NDI, RV and MCS to member in all clusters by cluster head；The prior art two is by addition
The dedicated control channel opened up is used for the control signaling that the transmission of broadcast transmission method, apparatus includes NDI, RV or MCS.
However, the control signaling sending time in the prior art one due to cluster head is relatively long, and cluster head can not be known
Whether broadcast transmission method, apparatus needs to send new data, and information is issued cluster head again by cluster head if necessary to broadcast transmission method, apparatus
Issue delay it is larger, and if be limited in cluster head distribution prolonged resource in broadcast transmission method, apparatus all send duplicate number
According to again inflexible with specific redundancy versions.In the prior art two other than NDI, RV or MCS, other control information are not
It is that broadcast transmission method, apparatus must be sent, it is not necessary that in addition open up a dedicated control channel, dedicated control channel needs
Occupy certain resource, no signaling will cause the wasting of resources when sending, and the transmission frequency of broadcast transmission method, apparatus relative to
Cluster head is bigger, if it is larger to allow broadcast transmission method, apparatus to send most of control signaling expense, and in order to which NDI, RV or MCS are mono-
Solely one control channel of design, which seems, is not necessarily to.
Summary of the invention
The embodiment of the present invention provides a kind of control information method of sending and receiving, sends method, apparatus and receiver equipment,
To realize send method, apparatus by it is a kind of compared with the existing technology it is more flexible, more save resource in a manner of to receiver equipment indicate
At least one of NDI, RV and MCS.
First aspect present invention provides a kind of transmission method, apparatus, comprising:
Determining module, for determining that control information, the control information include new data instruction NDI, redundancy versions RV, adjust
At least one of encoding scheme MCS processed；
Sending module, for the control information to be sent to receiver equipment with reference signal, so that the recipient
Equipment determines at least one of NDI, RV, the MCS of data received according to the control information.
In the first possible implementation of the first aspect, the sending module, is also used to:
The control information is sent to receiver equipment at least one reference signal in subframe.
With reference to first aspect or the first possible implementation of first aspect, second in first aspect are possible
In implementation, the reference signal includes demodulated reference signal.
With reference to first aspect or the first or second of possible implementation of first aspect, in the third of first aspect
In the possible implementation of kind, further includes:
Modulation module, for before the control information is sent to receiver equipment with reference signal by sending module,
It will be on the control modulates information to the reference signal；
The sending module, is also used to:
The reference signal for being modulated with the control information is sent to the receiver equipment.
According to the third possible implementation of first aspect, in the 4th kind of possible implementation of first aspect
In, the modulation module is specifically used for:
Using binary phase shift keying BPSK and/or quadrature phase shift keying QPSK to the K in N number of reference signal into
Row modulation obtains an at least bit, wherein 1≤K≤N-1；
Information is controlled using described in an at least bit indication.
With reference to first aspect or the first or second of possible implementation of first aspect, the 5th of first aspect the
In the possible implementation of kind, further includes:
Mapping block, for the sending module by the control information with reference signal be sent to receiver equipment it
Before, it will be on the symbol beside the control information MAP to reference signal described at least one；
The sending module, is also used to:
The reference signal is sent to the receiver equipment and is mapped with the symbol of the control information.
According to the 5th of first aspect the kind of possible implementation, in the 6th kind of possible implementation of first aspect
In, the symbol includes at least column symbol beside the reference signal.
With reference to first aspect or first aspect the first into the 6th kind of possible implementation any one, first
In 7th kind of possible implementation of aspect, the receiver equipment is at least one user equipment (UE).
Second aspect of the present invention provides a kind of receiver equipment, comprising:
Receiving module, for receiving the control information for sending method, apparatus and sending with reference signal, the control information includes
New data indicates at least one of NDI, redundancy versions RV, Modulation and Coding Scheme MCS；
Determining module, for determining at least one in NDI, RV, MCS of the data received according to the control information
Kind.
In the first possible implementation of the second aspect, the receiving module, is also used to:
It receives and sends the control information that method, apparatus is sent at least one reference signal.
In conjunction with the possible implementation of the first of second aspect or second aspect, second in second aspect is possible
In implementation, the reference signal includes demodulated reference signal.
In conjunction with the first or second of possible implementation of second aspect or second aspect, in the third of second aspect
In the possible implementation of kind, the receiving module is also used to:
Receive the reference signal for being modulated with the control information.
In conjunction with the first or second of possible implementation of second aspect or second aspect, the 4th of second aspect the
In the possible implementation of kind, the receiving module is also used to:
It receives the reference signal and is mapped with the symbol of the control information, the symbol includes by the reference signal
The symbol on side.
According to the 4th of second aspect the kind of possible implementation, in the 5th kind of possible implementation of second aspect
In, the symbol includes at least column symbol beside the reference signal.
In conjunction with the first of second aspect or second aspect to the 5th kind of possible implementation, the 6th of second aspect the
In the possible implementation of kind, the receiver equipment is at least one user equipment (UE).
Third aspect present invention provides a kind of transmission method, apparatus, comprising:
Processor, for determining that control information, the control information include new data instruction NDI, redundancy versions RV, modulation
At least one of encoding scheme MCS；
Transmitter, for the control information to be sent to receiver equipment with reference signal, so that the recipient sets
It is standby that at least one of NDI, RV, the MCS of data received is determined according to the control information.
In the first possible implementation of the third aspect, the transmitter, is also used to:
The control information is sent to receiver equipment at least one reference signal in subframe.
In conjunction with the possible implementation of the first of the third aspect or the third aspect, second in the third aspect is possible
In implementation, the reference signal includes demodulated reference signal.
In conjunction with the first or second of possible implementation of the third aspect or the third aspect, in the third of the third aspect
In kind possible implementation, the processor is also used to be sent to the control information with reference signal in transmitter and connects
It, will be on the control modulates information to the reference signal before debit's equipment；
The transmitter, is also used to:
The reference signal for being modulated with the control information is sent to the receiver equipment.
According to the third possible implementation of the third aspect, in the 4th kind of possible implementation of the third aspect
In, the processor is also used to:
Using binary phase shift keying BPSK and/or quadrature phase shift keying QPSK to the K in N number of reference signal into
Row modulation obtains an at least bit, wherein 1≤K≤N-1；
Information is controlled using described in an at least bit indication.
In conjunction with the first or second of possible implementation of the third aspect or the third aspect, the 5th of the third aspect the
In the possible implementation of kind, the processor is also used to send the control information with reference signal in the transmitter
It, will be on the symbol beside the control information MAP to reference signal described at least one to before receiver equipment；
The transmitter, is also used to:
The reference signal is sent to the receiver equipment and is mapped with the symbol of the control information.
According to the 5th of the third aspect the kind of possible implementation, in the 6th kind of possible implementation of the third aspect
In, the symbol includes at least column symbol beside the reference signal.
In conjunction with the first of the third aspect or the third aspect into the 6th kind of possible implementation any one, in third
In 7th kind of possible implementation of aspect, the receiver equipment is at least one user equipment (UE).
Fourth aspect present invention provides a kind of receiver equipment, comprising:
Receiver, for receiving the control information for sending method, apparatus and sending with reference signal, the control information includes new
Data indicate at least one of NDI, redundancy versions RV, Modulation and Coding Scheme MCS；
Processor, for determining at least one of NDI, RV, MCS of data for receiving according to the control information.
In the first possible implementation of the fourth aspect, the receiver, is also used to:
It receives and sends the control information that method, apparatus is sent at least one reference signal.
In conjunction with the possible implementation of the first of fourth aspect or fourth aspect, second in fourth aspect is possible
In implementation, the reference signal includes demodulated reference signal.
In conjunction with the first or second of possible implementation of fourth aspect or fourth aspect, in the third of fourth aspect
In the possible implementation of kind, the receiver is also used to:
Receive the reference signal for being modulated with the control information.
In conjunction with the first or second of possible implementation of fourth aspect or fourth aspect, the 4th of fourth aspect the
In the possible implementation of kind, the receiver is also used to:
It receives the reference signal and is mapped with the symbol of the control information, the symbol includes by the reference signal
The symbol on side.
According to the 4th of fourth aspect the kind of possible implementation, in the 5th kind of possible implementation of fourth aspect
In, the symbol includes at least column symbol beside the reference signal.
In conjunction with the first of fourth aspect or fourth aspect to the 5th kind of possible implementation, the 6th of fourth aspect the
In the possible implementation of kind, the receiver equipment is at least one user equipment (UE).
Fifth aspect present invention provides a kind of control method for sending information, comprising:
It sends method, apparatus and determines that control information, the control information include new data instruction NDI, redundancy versions RV, modulation
At least one of encoding scheme MCS；
The control information is sent to receiver equipment with reference signal by described sender equipment, so that the recipient
Equipment determines at least one of NDI, RV, the MCS of data received according to the control information.
In the first possible implementation of the 5th aspect, described sender equipment is by the control information with reference
Signal is sent to receiver equipment, comprising:
The control information is sent to recipient at least one reference signal in subframe and set by described sender equipment
It is standby.
In conjunction with the first possible implementation of the 5th aspect or the 5th aspect, second at the 5th aspect is possible
In implementation, the reference signal includes demodulated reference signal.
In conjunction with the first or second of possible implementation of the 5th aspect or the 5th aspect, in the third of the 5th aspect
In kind possible implementation, described sender equipment by the control information with reference signal be sent to receiver equipment it
Before, further includes:
Described sender equipment will be on the control modulates information to the reference signal；
The control information is sent to receiver equipment with reference signal by described sender equipment, comprising:
Described sender equipment sends the reference signal for being modulated with the control information to the receiver equipment.
According to the third possible implementation of the 5th aspect, in the 4th kind of possible implementation of the 5th aspect
In, described sender equipment will be on the control modulates information to the reference signal, comprising:
Described sender equipment is using binary phase shift keying BPSK and/or quadrature phase shift keying QPSK to N number of ginseng
It examines the K in signal and is modulated to obtain an at least bit, wherein 1≤K≤N-1；
Described sender equipment controls information using described in an at least bit indication.
In conjunction with the first or second of possible implementation of the 5th aspect or the 5th aspect, the 5th of the 5th aspect the
In kind possible implementation, described sender equipment by the control information with reference signal be sent to receiver equipment it
Before, further includes:
Described sender equipment will be on the symbol beside the control information MAP to reference signal described at least one；
The control information is sent to receiver equipment with reference signal by described sender equipment, comprising:
Described sender equipment sends the reference signal to the receiver equipment and is mapped with the control information
Symbol.
According to the 5th kind of possible implementation of the 5th aspect, in the 6th kind of possible implementation of the 5th aspect
In, the symbol includes at least column symbol beside the reference signal.
In conjunction with the 5th aspect or the 5th aspect the first into the 6th kind of possible implementation any one, the 5th
In 7th kind of possible implementation of aspect, the receiver equipment is at least one user equipment (UE).
Sixth aspect present invention provides a kind of control message receiving method, comprising:
Receiver equipment, which receives, sends the control information that method, apparatus is sent with reference signal, and the control information includes new number
According at least one of instruction NDI, redundancy versions RV, Modulation and Coding Scheme MCS；
The receiver equipment determines at least one in NDI, RV, MCS of the data received according to the control information
Kind.
In the first possible implementation of the 6th aspect, the receiver equipment, which receives, sends method, apparatus with reference
The control information that signal is sent, comprising:
The receiver equipment, which receives, sends the control information that method, apparatus is sent at least one reference signal.
In conjunction with the first possible implementation of the 6th aspect or the 6th aspect, second at the 6th aspect is possible
In implementation, the reference signal includes demodulated reference signal.
In conjunction with the first or second of possible implementation of the 6th aspect or the 6th aspect, in the third of the 6th aspect
In the possible implementation of kind, the receiver equipment, which receives, sends the control information that method, apparatus is sent with reference signal, comprising:
The receiver equipment receives the reference signal for being modulated with the control information.
In conjunction with the first or second of possible implementation of the 6th aspect or the 6th aspect, the 4th of the 6th aspect the
In the possible implementation of kind, the receiver equipment, which receives, sends the control information that method, apparatus is sent with reference signal, comprising:
The receiver equipment receives the reference signal and the symbol for being mapped with the control information, the symbol include
Symbol beside the reference signal.
According to the 4th kind of possible implementation of the 6th aspect, in the 5th kind of possible implementation of the 6th aspect
In, the symbol includes at least column symbol beside the reference signal.
In conjunction with the first of the 6th aspect or the 6th aspect to the 5th kind of possible implementation, the 6th of the 6th aspect the
In the possible implementation of kind, the receiver equipment is at least one user equipment (UE).
Control information method of sending and receiving, transmission method, apparatus and receiver equipment provided in this embodiment, by true
Cover half block 11 determines that control information, control information include at least one of NDI, RV, MCS first, and sending module 11 again will control
Information processed is sent to receiver equipment with reference signal, so that receiver equipment determines the data received according to the control information
At least one of NDI, RV, MCS may be implemented to send method, apparatus with a kind of more flexible, more saving money compared with the existing technology
The mode in source indicates at least one of NDI, RV, MCS to receiver equipment.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram of D2D communication；
Fig. 2 is the structural schematic diagram of sender's apparatus embodiments one provided by the invention；
Fig. 3 is the structural schematic diagram of sender's apparatus embodiments two provided by the invention；
Fig. 4 A is the structural schematic diagram of sender's apparatus embodiments three provided by the invention；
Fig. 4 B- Fig. 4 D be sender's apparatus embodiments three provided by the invention in control information beside reference signal extremely
Possible mapping mode schematic diagram on a few column symbol；
Fig. 5 is the structural schematic diagram of sender's apparatus embodiments four provided by the invention；
Fig. 6 is the structural schematic diagram of receiver equipment embodiment one provided by the invention；
Fig. 7 is the structural schematic diagram of receiver equipment embodiment two provided by the invention；
Fig. 8 is the flow chart of control method for sending information embodiment one provided by the invention；
Fig. 9 is the flow chart of control method for sending information embodiment two provided by the invention；
Figure 10 is the flow chart of control method for sending information embodiment three provided by the invention；
Figure 11 is the flow chart of control message receiving method embodiment one provided by the invention；
Figure 12 is the flow chart of control message receiving method embodiment two provided by the invention；
Figure 13 is the flow chart of control message receiving method embodiment three provided by the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
" sending method, apparatus " in the embodiment of the present invention refers to the terminal that data are sent in D2D communication pattern, and " recipient sets
It is standby " refer to the terminal that data are received in D2D communication pattern.In general, sending method, apparatus is a terminal, receiver equipment one
A or multiple terminals；There is business to send the terminal of demand as transmission method, apparatus.Under the scene for having the network coverage, base station can
It can be that data service sends method, apparatus, it is also possible to a member in receiver equipment.
Fig. 2 is the structural schematic diagram of sender's apparatus embodiments one provided by the invention, as shown in Fig. 2, the present embodiment
Sending method, apparatus includes: including determining module 11 and sending module 12, wherein determining module 11 is for determining control information, control
Information processed includes at least one of NDI, RV, MCS；Sending module 12 is sent to reception with reference signal for that will control information
Method, apparatus, so that receiver equipment determines at least one of NDI, RV, the MCS of data received according to the control information.
Specifically, the applicable scene of the present embodiment can be in D2D communication broadcast transmission method, apparatus into D2D communication set
Other members notify at least one of NDI, RV, MCS, the transmission method, apparatus in the present embodiment to can be wide in D2D communication
It broadcasts and send method, apparatus, receiver equipment can be other members in D2D communication set.
Optionally, receiver equipment is at least one UE.
It should be noted that the technical solution of the present embodiment can be also used for sending method, apparatus in other scenes to recipient
Equipment sends the scene of control information.
Transmission method, apparatus will control information and be sent to receiver equipment with reference signal in the present embodiment, the transmission method, apparatus
It can determine that NDI, RV and MCS etc. control information, can be notified NDI, RV and MCS by cluster head to avoid in the prior art one
To member in all clusters, caused cluster head can not know NDI, RV and MCS, time delay or it is not flexible the problems such as, by that will control
Information processed is sent with reference signal, be can solve the prior art two and is passed through the dedicated control channel in addition opened up for broadcast transmission
Method, apparatus transmission includes the control signaling of NDI, RV and MCS, caused problem of resource waste.
Transmission method, apparatus provided in this embodiment determines that control information, control information include by determining module 11 first
Control information is sent to receiver equipment with reference signal again by least one of NDI, RV, MCS, sending module 12, so that
Receiver equipment determines at least one of NDI, RV, the MCS of data received according to the control information, and sender may be implemented
Equipment by it is a kind of compared with the existing technology it is more flexible, more save resource in a manner of to receiver equipment instruction NDI, RV, MCS in
It is at least one.
Further, sending module 12 is also used to: control information is sent to at least one reference signal in subframe
Receiver equipment.
Further, reference signal includes demodulated reference signal (Demodulation Reference Signal, abbreviation
DMRS).
Fig. 3 is the structural schematic diagram of sender's apparatus embodiments two provided by the invention, as shown in figure 3, the present embodiment
Method, apparatus is sent, on the basis of embodiment shown in Fig. 2, further includes: modulation module 13 is used for will control letter in sending module 12
It, will be on control modulates information to reference signal before breath is sent to receiver equipment with reference signal；
Sending module 12 is also used to: the reference signal for being modulated with control information is sent to receiver equipment.
Specifically, at least one of NDI, RV, MCS can be modulated on DMRS, different constellation points indicates not
Same state.
Further, modulation module 13 is specifically used for:
Use binary phase shift keying (Binary Phase-Shift Keying, abbreviation BPSK) and/or quadrature phase shift key
Control (Quadrature Phase-Shift Keying, abbreviation QPSK) to the K in N number of reference signal be modulated to obtain to
A few bit, wherein 1≤K≤N-1；
Information is controlled using an at least bit indication.
For example, a kind of possible mode is to be modulated using BPSK at least one DMRS, is modulated by BPSK
Method, DMRS can only carry the information of 1 bit, and two constellation points of BPSK respectively indicate the information of 1 bit, and which can be with
Including following two situation:
Situation one: indicating NDI using the information of 1 bit, and it is new data that wherein NDI, which is the data that 1 expression is sent, cannot
Merge demodulation with the data being previously received, demodulation can only be merged with the data received below, if demodulating subsequent data
The NDI that corresponding DMRS is carried also is 1, then can not merge reception, illustrates only to have sent primary；NDI is 0 data for indicating transmission
For repeated data, demodulation can be merged with the data being previously received.
Situation two: using two values in the information instruction RV of 1 bit, such as RV is 1 data for indicating transmission
RV is 2；RV is that the RV for the data that 0 expression is sent is 0.
Alternatively possible mode is to be modulated using QPSK at least one DMRS, the method modulated by QPSK,
DMRS can carry the information of 2 bits, and 4 constellation points of QPSK respectively indicate 2 bit informations, and which may include following two
Kind situation:
Situation one: wherein 1 bit is used to indicate that the data that NDI, NDI are 1 expression transmission to be new data, cannot connect with front
The data received merge demodulation, can only merge demodulation with the data received below, if it is corresponding to demodulate subsequent data
The NDI that DMRS is carried also is 1, then can not merge reception, illustrates only to have sent primary；NDI is that the data that 0 expression is sent are repetition
Data can merge demodulation with the data being previously received.Other 1 bit is used to indicate the RV of the data sent, then can only refer to
Show the two of them value of the RV of the data of transmission, the RV for the data that such as 0 expression is sent is that the RV for the data that 0,1 expression is sent is 2；
Or 0 indicate that the RV of the data sent be 1,1 to indicate that the RV of data of transmission is 3.
Two: 2 bit of situation is all used to indicate the RV of the data sent, and such as 00 indicates that the RV of the data sent indicates for 0,01
The RV of the data of transmission is 1；Or 10 indicate that the RV of the data sent be 2,11 to indicate that the RV of data of transmissions is 3.
If only there are two DMRS in a subframe, to one of DMRS, such as the 2nd DMRS can be adjusted
System；If having N number of DMRS in a subframe, wherein K DMRS is modulated, wherein 1≤K≤N-1.For it is above two can
Can implementation can indicate more bits if being modulated to wherein 2 or 2 or more DMRS, if any 3 DMRS,
The 2nd DMRS is modulated using BPSK, the 3rd DMRS is modulated using QPSK, then can indicate 3 bits in total
The all values of information, such NDI and RV can notify down, wherein 1 bit is used to indicate that NDI:NDI to be that 1 expression is sent
Data are new data, cannot merge demodulation with the data being previously received, and can only merge demodulation with the data received below, such as
It is also 1 that fruit, which demodulates the NDI that the corresponding DMRS of subsequent data is carried, then can not merge reception, illustrates only to have sent primary；NDI
It indicates that the data sent are repeated data for 0, demodulation can be merged with the data being previously received.In addition dibit is for indicating
The RV of the data of transmission, the RV for the data for indicating transmission such as 00 are that the RV for the data that 0,01 expression is sent is that 1,10 expressions are sent
The RV of data is that the RV for the data that 2,11 expressions are sent is 3.
Transmission method, apparatus provided in this embodiment determines that control information, control information include by determining module 11 first
At least one of NDI, RV, MCS, modulation module 13 will control information in sending module 12 and be sent to recipient with reference signal
Before equipment, by control modulates information to reference signal, sending module 12 is modulated with control information to receiver equipment transmission
Reference signal, may be implemented to send method, apparatus by it is a kind of compared with the existing technology it is more flexible, more save resource in a manner of to connecing
Debit's equipment indicates at least one of NDI, RV, MCS.
Fig. 4 A is the structural schematic diagram of sender's apparatus embodiments three provided by the invention, as shown in Figure 4 A, the present embodiment
Transmission method, apparatus, on the basis of embodiment shown in Fig. 2, further includes: mapping block 14 is used to control in sending module 12
Before information is sent to receiver equipment with reference signal, the symbol beside information MAP at least one reference signal will be controlled
On；Sending module 12 is also used to: being sent reference signal to receiver equipment and is mapped with the symbol of control information.
For example, sending method, apparatus can send out at least one of NDI, RV, MCS on the symbol on the both sides DMRS
It send, the original place for sending data is punched, for sending at least one of NDI, RV, MCS.
Further, symbol includes at least column symbol beside reference signal.
Fig. 4 B- Fig. 4 D be sender's apparatus embodiments three provided by the invention in control information beside reference signal extremely
NDI is placed on the column symbol beside DMRS, RV by possible mapping mode schematic diagram as shown in Figure 4 B on a few column symbol
It is placed on the symbol beside NDI, NDI and RV can be arranged from low frequency to high frequency, it is to be understood that can also be from high frequency to low
Frequency arranges, and NDI is attached on a column symbol on the both sides DMRS, then is RV outward, it is ensured that NDI obtains preferable transporting
Energy.As shown in Figure 4 C, which is placed in RV on the column symbol beside DMRS, and NDI is placed in the column symbol beside RV
On, NDI and RV can be arranged from low frequency to high frequency, it is to be understood that can also be arranged from high frequency to low frequency, RV is attached to
It on the symbol on the both sides DMRS, then is NDI outward, it is ensured that RV obtains preferable transmission performance.As shown in Figure 4 D, by NDI and
RV is all placed on the column symbol beside DMRS, and NDI and RV are successively arranged from low frequency to high frequency, it is to be understood that can also be with
Successively arrange that perhaps RV is arranged from low frequency to high frequency to low frequency from high frequency and NDI is arranged from high frequency to low frequency or NDI is from low
Frequency to high frequency arrangement and RV from high frequency to low frequency arrange.
Transmission method, apparatus provided in this embodiment determines that control information, control information include by determining module 11 first
At least one of NDI, RV, MCS, mapping block 14 will control information in sending module 12 and be sent to recipient with reference signal
Before equipment, it will control on the symbol beside information MAP at least one reference signal, sending module 12 is to receiver equipment
It sends reference signal and is mapped with the symbol of control information, may be implemented to send method, apparatus with a kind of cleverer compared with the existing technology
Mode that is living, more saving resource indicates at least one of NDI, RV, MCS to receiver equipment.
Fig. 5 is the structural schematic diagram of sender's apparatus embodiments four provided by the invention, as shown in figure 5, the present embodiment
Send method, apparatus, comprising: transmitter 51, receiver 52, memory 53 and respectively with transmitter 51, receiver 52 and memory
The processor 54 of 53 connections.Certainly, send method, apparatus can also include antenna, it is baseband process component, middle radio frequency processing part, defeated
Enter the universal components such as output device, no longer any restrictions herein of the embodiment of the present invention.
Wherein, batch processing code is stored in memory 53, and processor 54 is for calling the journey stored in memory 53
Sequence code, for performing the following operations:
Determine that control information, control information include at least one of NDI, RV, MCS；
Control information is sent to receiver equipment with reference signal, so that determination connects receiver equipment according to the control information
At least one of NDI, RV or MCS of data for receiving.
Further, transmitter 51 is also used to: control information being sent to at least one reference signal in subframe and is connect
Debit's equipment.
Further, reference signal includes demodulated reference signal.
Further, processor 54 be also used to transmitter will control information with reference signal be sent to receiver equipment it
Before, it will be on control modulates information to reference signal；
Transmitter 51 is also used to: the reference signal for being modulated with control information is sent to receiver equipment.
Further, processor 54 is also used to:
Method, apparatus is sent using binary phase shift keying BPSK and/or quadrature phase shift keying QPSK in N number of reference signal
K be modulated to obtain an at least bit, wherein 1≤K≤N-1；
It sends method, apparatus and controls information using an at least bit indication.
Further, processor 54 be also used to transmitter will control information with reference signal be sent to receiver equipment it
Before, it will control on the symbol beside information MAP at least one reference signal；
Transmitter 51 is also used to:
Method, apparatus is sent to send reference signal to receiver equipment and be mapped with the symbol of control information.
Further, symbol includes at least column symbol beside reference signal.
Further, receiver equipment is at least one UE.
The transmission method, apparatus of the present embodiment is physical embodiment corresponding with embodiment illustrated in fig. 1, realization principle and
Technical effect is similar, and details are not described herein again.
Fig. 6 is the structural schematic diagram of receiver equipment embodiment one provided by the invention, as shown in fig. 6, the present embodiment
Receiver equipment may include: receiving module 61 and determining module 62, wherein receiving module 61 sends method, apparatus for receiving
With the control information that reference signal is sent, control information includes at least one of NDI, RV, MCS；Determining module 62 is used for root
At least one of NDI, RV, the MCS of data received is determined according to control information.
Further, receiving module 61 is also used to: being received and is sent the control that method, apparatus is sent at least one reference signal
Information.
Further, reference signal includes demodulated reference signal.
Further, receiving module 61 is also used to: receiving the reference signal for being modulated with control information.
Further, receiving module 61 is also used to: being received reference signal and is mapped with the symbol of control information, symbol includes
Symbol beside reference signal.
Further, symbol includes at least column symbol beside reference signal.
Further, receiver equipment is at least one user equipment (UE).
Receiver equipment provided in this embodiment is sent out for receiving transmission method, apparatus with reference signal by receiving module 61
The control information sent, control information include at least one of NDI, RV, MCS；Determining module 62 is for true according to the control information
Surely at least one of NDI, RV, MCS of data for receiving, may be implemented receiver equipment with it is a kind of compared with the existing technology
Mode that is more flexible, more saving resource sends at least one of NDI, RV, MCS that method, apparatus indicates to reception.
Fig. 7 is the structural schematic diagram of receiver equipment embodiment two provided by the invention, as shown in fig. 7, the present embodiment
Receiver equipment, may include: transmitter 71, receiver 72, memory 73 and respectively with transmitter 71, receiver 72 and deposit
The processor 74 that reservoir 73 connects.Certainly, sending method, apparatus can also include antenna, baseband process component, middle radio frequency processing portion
The universal components such as part, input/output unit, no longer any restrictions herein of the embodiment of the present invention.
Wherein, batch processing code is stored in memory 73, and processor 74 is for calling the journey stored in memory 73
Sequence code, for performing the following operations:
Receive and send the control information that sends with reference signal of method, apparatus, control information comprising in NDI, RV, MCS at least
It is a kind of；
At least one of NDI, RV, the MCS of data received is determined according to the control information.
Further, receiver 72 is also used to:
It receives and sends the control information that method, apparatus is sent at least one reference signal.
Further, reference signal includes demodulated reference signal.
Further, receiver 72 is also used to:
Receive the reference signal for being modulated with control information.
Further, receiver 72 is also used to:
It receives reference signal and is mapped with the symbol of control information, symbol includes the symbol beside reference signal.
Further, symbol includes at least column symbol beside reference signal.
Further, receiver equipment is at least one user equipment (UE).
The receiver equipment of the present embodiment is physical embodiment corresponding with embodiment illustrated in fig. 6, realization principle and
Technical effect is similar, and details are not described herein again.
Fig. 8 is the flow chart of control method for sending information embodiment one provided by the invention, as shown in figure 8, the present embodiment
Control method for sending information, comprising:
S801, the determining control information of method, apparatus is sent, control information includes at least one of NDI, RV, MCS.
S802, transmission method, apparatus will control information and be sent to receiver equipment with reference signal, so that receiver equipment root
At least one of NDI, RV, the MCS of data received is determined according to control information.
Further, S802 may include:
Transmission method, apparatus will control information and be sent to receiver equipment at least one reference signal in subframe.
Further, reference signal includes demodulated reference signal.
Fig. 9 is the flow chart of control method for sending information embodiment two provided by the invention, as shown in figure 9, the present embodiment
Control method for sending information, on the basis of embodiment shown in Fig. 8, may include:
S901, the determining control information of method, apparatus is sent, control information includes at least one of NDI, RV, MCS.
S902, transmission method, apparatus will control on modulates information to reference signal.
Further, method, apparatus is sent using binary phase shift keying BPSK and/or quadrature phase shift keying QPSK to N number of ginseng
It examines the K in signal and is modulated to obtain an at least bit, wherein 1≤K≤N-1；
It sends method, apparatus and controls information using an at least bit indication.
S903, the reference signal that method, apparatus is modulated with control information to receiver equipment transmission is sent.
Figure 10 is the flow chart of control method for sending information embodiment three provided by the invention, as shown in Figure 10, this implementation
The control method for sending information of example on the basis of embodiment shown in Fig. 8, may include:
S1001, the determining control information of method, apparatus is sent, control information includes at least one of NDI, RV, MCS.
S1002, transmission method, apparatus will control on the symbol beside information MAP at least one reference signal.
S1003, transmission method, apparatus send reference signal to receiver equipment and are mapped with the symbol of control information.
Further, symbol includes at least column symbol beside reference signal.
Further, receiver equipment is at least one user equipment (UE).
Above-mentioned control method for sending information embodiment one to three can be executed by the transmission method, apparatus of Fig. 1-Fig. 3 or Fig. 5,
The realization principle and technical effect are similar, and details are not described herein again.
Figure 11 is the flow chart of control message receiving method embodiment one provided by the invention, as shown in figure 11, this implementation
The control message receiving method of example, comprising:
S1101, receiver equipment, which receive, sends the control information that method, apparatus is sent with reference signal, and control information includes
At least one of NDI, RV, MCS.
S1102, receiver equipment determine at least one of NDI, RV, the MCS of data received according to the control information.
Further, S1101 may include:
Receiver equipment, which receives, sends the control information that method, apparatus is sent at least one reference signal.
Further, reference signal includes demodulated reference signal.
Figure 12 is the flow chart of control message receiving method embodiment two provided by the invention, as shown in figure 12, this implementation
Example control message receiving method may include: on the basis of embodiment illustrated in fig. 11
S1201, receiver equipment receive the reference signal for being modulated with control information, and control information includes in NDI, RV, MCS
At least one.
S1202, receiver equipment determine at least one of NDI, RV, the MCS of data received according to the control information.
Figure 13 is the flow chart of control message receiving method embodiment three provided by the invention, as shown in figure 13, this implementation
Example control message receiving method may include: on the basis of embodiment illustrated in fig. 11
S1301, receiver equipment receive reference signal and are mapped with the symbol of control information, and symbol includes by reference signal
The symbol on side.
S1302, receiver equipment determine at least one of NDI, RV, the MCS of data received according to the control information.
Further, symbol includes at least column symbol beside reference signal.
Further, receiver equipment is at least one user equipment (UE).
Above-mentioned control message receiving method embodiment one to three can be executed by the receiver equipment of Fig. 6 or Fig. 7, be realized
Principle is similar with technical effect, and details are not described herein again.
In several embodiments provided by the present invention, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
Only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be tied
Another system is closed or is desirably integrated into, or some features can be ignored or not executed.Another point, it is shown or discussed
Mutual coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or logical of device or unit
Letter connection can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
It is each that equipment (can be personal computer, server or the network equipment etc.) or processor (processor) execute the present invention
The part steps of embodiment the method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-
Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic or disk etc. it is various
It can store the medium of program code.
Those skilled in the art can be understood that, for convenience and simplicity of description, only with above-mentioned each functional module
Division progress for example, in practical application, can according to need and above-mentioned function distribution is complete by different functional modules
At the internal structure of device being divided into different functional modules, to complete all or part of the functions described above.On
The specific work process for stating the device of description, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (42)
1. a kind of transmission method, apparatus characterized by comprising
Determining module, for determining that control information, the control information include that new data indicates that NDI, redundancy versions RV, modulation are compiled
At least one of code scheme MCS；
Sending module, for the control information to be sent to receiver equipment with reference signal, so that the receiver equipment
At least one of NDI, RV, the MCS of data received is determined according to the control information；
Modulation module, for before the control information is sent to receiver equipment with reference signal by sending module, by institute
It states on control modulates information to the reference signal；
The sending module, is also used to:
The reference signal for being modulated with the control information is sent to the receiver equipment.
2. transmission method, apparatus according to claim 1, which is characterized in that the sending module is also used to:
The control information is sent to receiver equipment at least one reference signal in subframe.
3. transmission method, apparatus according to claim 1, which is characterized in that the reference signal includes demodulated reference signal.
4. transmission method, apparatus according to claim 1, which is characterized in that the modulation module is specifically used for:
K in N number of reference signal are adjusted using binary phase shift keying BPSK and/or quadrature phase shift keying QPSK
An at least bit is made, wherein 1≤K≤N-1；
Information is controlled using described in an at least bit indication.
5. transmission method, apparatus according to any one of claim 1-3, which is characterized in that further include:
Mapping block, for before the control information is sent to receiver equipment with reference signal by the sending module,
It will be on the symbol beside the control information MAP to reference signal described at least one；
The sending module, is also used to:
The reference signal is sent to the receiver equipment and is mapped with the symbol of the control information.
6. transmission method, apparatus according to claim 5, which is characterized in that the symbol includes beside the reference signal
An at least column symbol.
7. transmission method, apparatus described in any one of -4 according to claim 1, which is characterized in that the receiver equipment is at least
One user equipment (UE).
8. a kind of receiver equipment characterized by comprising
Receiving module, for receiving the control information for sending method, apparatus and sending with reference signal, the control information includes new number
According at least one of instruction NDI, redundancy versions RV, Modulation and Coding Scheme MCS；
Determining module, for determining at least one of NDI, RV, MCS of data for receiving according to the control information.
9. receiver equipment according to claim 8, which is characterized in that the receiving module is also used to:
It receives and sends the control information that method, apparatus is sent at least one reference signal.
10. receiver equipment according to claim 8, which is characterized in that the reference signal includes demodulated reference signal.
11. the receiver equipment according to any one of claim 8-10, which is characterized in that the receiving module is also used
In:
Receive the reference signal for being modulated with the control information.
12. the receiver equipment according to any one of claim 8-10, which is characterized in that the receiving module is also used
In:
It receives the reference signal and is mapped with the symbol of the control information, the symbol includes beside the reference signal
Symbol.
13. receiver equipment according to claim 12, which is characterized in that the symbol includes beside the reference signal
An at least column symbol.
14. the receiver equipment according to any one of claim 8-10, which is characterized in that the receiver equipment is extremely
A few user equipment (UE).
15. a kind of transmission method, apparatus characterized by comprising
Processor, for determining that control information, the control information include that new data indicates NDI, redundancy versions RV, modulating-coding
At least one of scheme MCS；
Transmitter, for the control information to be sent to receiver equipment with reference signal, so that the receiver equipment root
At least one of NDI, RV, the MCS of data received is determined according to the control information；
The processor is also used to before the control information is sent to receiver equipment with reference signal by transmitter, will
On the control modulates information to the reference signal；
The transmitter, is also used to:
The reference signal for being modulated with the control information is sent to the receiver equipment.
16. transmission method, apparatus according to claim 15, which is characterized in that the transmitter is also used to:
The control information is sent to receiver equipment at least one reference signal in subframe.
17. transmission method, apparatus according to claim 15, which is characterized in that the reference signal includes demodulation reference letter
Number.
18. transmission method, apparatus according to claim 15, which is characterized in that the processor is also used to:
K in N number of reference signal are adjusted using binary phase shift keying BPSK and/or quadrature phase shift keying QPSK
An at least bit is made, wherein 1≤K≤N-1；
Information is controlled using described in an at least bit indication.
19. transmission method, apparatus described in any one of 5-17 according to claim 1, which is characterized in that the processor is also used to
Before the control information is sent to receiver equipment with reference signal by the transmitter, the control information MAP is arrived
On symbol beside at least one described reference signal；
The transmitter, is also used to:
The reference signal is sent to the receiver equipment and is mapped with the symbol of the control information.
20. transmission method, apparatus according to claim 19, which is characterized in that the symbol includes beside the reference signal
An at least column symbol.
21. transmission method, apparatus described in any one of 5-18 according to claim 1, which is characterized in that the receiver equipment is
At least one user equipment (UE).
22. a kind of receiver equipment characterized by comprising
Receiver, for receiving the control information for sending method, apparatus and sending with reference signal, the control information includes new data
Indicate at least one of NDI, redundancy versions RV, Modulation and Coding Scheme MCS；
Processor, for determining at least one of NDI, RV, MCS of data for receiving according to the control information.
23. receiver equipment according to claim 22, which is characterized in that the receiver is also used to:
It receives and sends the control information that method, apparatus is sent at least one reference signal.
24. receiver equipment according to claim 22, which is characterized in that the reference signal includes demodulation reference letter
Number.
25. the receiver equipment according to any one of claim 22-24, which is characterized in that the receiver is also used
In:
Receive the reference signal for being modulated with the control information.
26. the receiver equipment according to any one of claim 22-24, which is characterized in that the receiver is also used
In:
It receives the reference signal and is mapped with the symbol of the control information, the symbol includes beside the reference signal
Symbol.
27. receiver equipment according to claim 26, which is characterized in that the symbol includes beside the reference signal
An at least column symbol.
28. the receiver equipment according to any one of claim 22-24, which is characterized in that the receiver equipment is
At least one user equipment (UE).
29. a kind of control method for sending information characterized by comprising
It sends method, apparatus and determines that control information, the control information include that new data indicates NDI, redundancy versions RV, modulating-coding
At least one of scheme MCS；
The control information is sent to receiver equipment with reference signal by described sender equipment, so that the receiver equipment
At least one of NDI, RV, the MCS of data received is determined according to the control information；
The control information is sent to before receiver equipment by described sender equipment with reference signal, further includes:
Described sender equipment will be on the control modulates information to the reference signal；
The control information is sent to receiver equipment with reference signal by described sender equipment, comprising:
Described sender equipment sends the reference signal for being modulated with the control information to the receiver equipment.
30. according to the method for claim 29, which is characterized in that described sender equipment is by the control information with reference
Signal is sent to receiver equipment, comprising:
The control information is sent to receiver equipment at least one reference signal in subframe by described sender equipment.
31. according to the method for claim 29, which is characterized in that the reference signal includes demodulated reference signal.
32. according to the method for claim 29, which is characterized in that described sender equipment arrives the control modulates information
In the reference signal, comprising:
Described sender equipment is using binary phase shift keying BPSK and/or quadrature phase shift keying QPSK to N number of described with reference to letter
K in number are modulated to obtain an at least bit, wherein 1≤K≤N-1；
Described sender equipment controls information using described in an at least bit indication.
33. the method according to any one of claim 29-31, which is characterized in that described sender equipment is by the control
Information processed is sent to before receiver equipment with reference signal, further includes:
Described sender equipment will be on the symbol beside the control information MAP to reference signal described at least one；
The control information is sent to receiver equipment with reference signal by described sender equipment, comprising:
Described sender equipment sends the reference signal to the receiver equipment and is mapped with the symbol of the control information.
34. according to the method for claim 33, which is characterized in that the symbol include beside the reference signal at least
One column symbol.
35. the method according to any one of claim 29-32, which is characterized in that the receiver equipment is at least one
A user equipment (UE).
36. a kind of control message receiving method characterized by comprising
Receiver equipment, which receives, sends the control information that method, apparatus is sent with reference signal, and the control information refers to comprising new data
Show at least one of NDI, redundancy versions RV, Modulation and Coding Scheme MCS；
The receiver equipment determines at least one of NDI, RV, the MCS of data received according to the control information.
37. according to the method for claim 36, which is characterized in that the receiver equipment, which receives, sends method, apparatus with reference
The control information that signal is sent, comprising:
The receiver equipment, which receives, sends the control information that method, apparatus is sent at least one reference signal.
38. according to the method for claim 36, which is characterized in that the reference signal includes demodulated reference signal.
39. the method according to any one of claim 36-38, which is characterized in that the receiver equipment, which receives, to be sent
The control information that method, apparatus is sent with reference signal, comprising:
The receiver equipment receives the reference signal for being modulated with the control information.
40. the method according to any one of claim 36-38, which is characterized in that the receiver equipment, which receives, to be sent
The control information that method, apparatus is sent with reference signal, comprising:
The receiver equipment receives the reference signal and the symbol for being mapped with the control information, the symbol include described
Symbol beside reference signal.
41. according to the method for claim 40, which is characterized in that the symbol include beside the reference signal at least
One column symbol.
42. the method according to any one of claim 36-38, which is characterized in that the receiver equipment is at least one
A user equipment (UE).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2013/089835 WO2015089766A1 (en) | 2013-12-18 | 2013-12-18 | Control information sending and reception methods, sender device, and receiver device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104919848A CN104919848A (en) | 2015-09-16 |
| CN104919848B true CN104919848B (en) | 2019-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201380003419.6A Active CN104919848B (en) | 2013-12-18 | 2013-12-18 | control information transmitting and receiving method, sender device and receiver device |
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| Country | Link |
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| WO (1) | WO2015089766A1 (en) |
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| CN110431776B (en) * | 2017-03-24 | 2022-11-11 | 瑞典爱立信有限公司 | Method and apparatus for determining modulation scheme in direct link based communication |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101933250A (en) * | 2008-01-30 | 2010-12-29 | Lg电子株式会社 | Method for transporting downlink control information |
| CN103312483A (en) * | 2012-03-14 | 2013-09-18 | 华为终端有限公司 | Information sending and receiving control method, base station and UE (user equipment) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102957471B (en) * | 2011-08-19 | 2018-04-03 | 中兴通讯股份有限公司 | The Enhancement Method and system of a kind of demodulated reference signal |
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2013
- 2013-12-18 CN CN201380003419.6A patent/CN104919848B/en active Active
- 2013-12-18 WO PCT/CN2013/089835 patent/WO2015089766A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101933250A (en) * | 2008-01-30 | 2010-12-29 | Lg电子株式会社 | Method for transporting downlink control information |
| CN103312483A (en) * | 2012-03-14 | 2013-09-18 | 华为终端有限公司 | Information sending and receiving control method, base station and UE (user equipment) |
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| WO2015089766A1 (en) | 2015-06-25 |
| CN104919848A (en) | 2015-09-16 |
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