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CN103024836B - Acceptance controlling method and device in cell switch process - Google Patents

Acceptance controlling method and device in cell switch process Download PDF

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Publication number
CN103024836B
CN103024836B CN201110280164.0A CN201110280164A CN103024836B CN 103024836 B CN103024836 B CN 103024836B CN 201110280164 A CN201110280164 A CN 201110280164A CN 103024836 B CN103024836 B CN 103024836B
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business
state
cell
target cell
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CN103024836A (en
Inventor
张东川
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ZTE Corp
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ZTE Corp
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Priority to PCT/CN2012/074218 priority patent/WO2013040896A1/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/0005Control or signalling for completing the hand-off

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The present invention relates to the acceptance controlling method in a kind of cell switch process and device, in the above method, cell-of-origin is periodically detected and records the state of the ongoing business of UE;When the UE applies for switching cell, the state of the ongoing business of the UE is sent to Target cell;Business that Target cell is active according to the available resources of itself, UE described in Preferred Acceptance simultaneously distributes resource for it, secondly receives business in unactivated state simultaneously to distribute resource for it;Said apparatus includes service condition processing module, handover request module and business admission module.The business being active the invention enables UE is by Preferred Acceptance.

Description

Acceptance controlling method and device in cell switch process
Technical field
The present invention relates to the acceptance controlling method in the communications field, more particularly to a kind of cell switch process and device.
Background technology
In LTE (Long Term Evolution, Long Term Evolution) network, UE (User Equipment, user equipment) exists In moving process, as the decay of current service cell (i.e. cell-of-origin) signal quality is, it is necessary to be switched to new cell (i.e. target Cell) to meet the needs of to service quality, and need the UE switched to be often possible to carry out multiple business, such as:One Side visual telephone, while browsing internet web page.In handoff procedure, cell-of-origin can accuse the business information for the UE for needing to switch Target cell is known to inform that Target cell prepares to receive;During receiving, due to the resource-constrained of Target cell or to business Several limitations, the demand of all business for the UE that needs enter can not be met sometimes, now, Target cell will by call access control Only receiving portion business, other business will be released.This business for being possible to cause user in progress is interrupted by force, Influence the use feeling degree of user.
The content of the invention
It is an object of the present invention to provide the acceptance controlling method in a kind of cell switch process and device, to ensure UE The business being active in ongoing business is by Preferred Acceptance.
The invention provides the acceptance controlling method in a kind of cell switch process, the above method is:Cell-of-origin is periodically Detect and record the state of the ongoing business of UE;
When above-mentioned UE applies for switching cell, the state of the ongoing business of above-mentioned UE is sent to Target cell;
Business that Target cell is active according to the available resources of itself, the above-mentioned UE of Preferred Acceptance and be its distribution Resource, secondly receive the business in unactivated state and distribute resource for it.
Preferably, above-mentioned cell-of-origin, will be upper by E-RAB (evolution RAB) list in handover request message The state for stating the ongoing business of UE is sent to Target cell.
Preferably, while above-mentioned cell-of-origin is periodically detected and records the state of the ongoing business of each UE, also remember Record the inactive duration that above-mentioned UE is in the business of unactivated state.
Preferably, the state of the ongoing business of above-mentioned UE is sent to Target cell step by above-mentioned cell-of-origin, also same When the inactive duration of the above-mentioned UE business for being in unactivated state is sent to above-mentioned Target cell.
Preferably, above-mentioned receiving, which is in the business of unactivated state and distributes resources step for it, is specially:
According to the order of inactive duration from small to large, receiving successively is in the business of unactivated state and is its point With resource.
Preferably, above-mentioned cell-of-origin is inactive by the state in the E-RAB lists of above-mentioned handover request message Business bar increases inactive Duration field now, by the above-mentioned UE business in unactivated state it is inactive continue when Between be sent to Target cell.
Preferably, above-mentioned cell-of-origin is by detecting whether above-mentioned UE business has the data traffics of upstream or downstream to determine The state of above-mentioned business.
The present invention further provides the admission control device in a kind of cell switch process, including service condition processing mould Block, handover request module and business admission module,
Above-mentioned service condition processing module, for being periodically detected the shape of the simultaneously ongoing business of UE in recording cell State;
Above-mentioned handover request module, for have UE apply switching cell when, by the shape of the ongoing business of above-mentioned UE State is sent to Target cell;
Above-mentioned business admission module, for when receiving handover request message, according to the available resources of itself, Preferred Acceptance Business that above-mentioned UE is active simultaneously distributes resource for it, and it is simultaneously its distribution secondly to receive business in unactivated state Resource.
Preferably, whether above-mentioned service condition processing module, the business for being additionally operable to detect above-mentioned UE have upstream or downstream Data traffic determines the state of above-mentioned business, and when recording above-mentioned UE and being in business inactive of unactivated state and continue Between;
Above-mentioned handover request module, the state being additionally operable in the E-RAB lists for above-mentioned handover request message is inactive Business bar increase inactive Duration field now, above-mentioned UE is in unactivated state business it is inactive continue when Between by above-mentioned inactive Duration field, be sent to Target cell.
Preferably, above-mentioned business admission module, duration according to the business in unactivated state is additionally operable to from small To big order, the business in unactivated state is received successively and distributes resource for it.
The status information of the ongoing business of UE is informed Target cell in handoff preparation phase by the present invention, with auxiliary Target cell carries out call access control;When all business demands that Target cell does not have enough resources to meet UE, if being not added with area The call access control divided, it would be possible to cause ongoing business to be interrupted by force, influence the use feeling of user;Swashed due to non- The business of state living does not have actual data traffic but occupies resource, therefore the present invention is in the case of inadequate resource, right Receiving refusal is carried out in business of the long-time in unactivated state, does not influence the use feeling of user, i.e., the present invention preferentially connects Receive the business of state of activation, ensure the use feeling of user, improve the reasonable utilization rate of resource.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the present invention, this hair Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the acceptance controlling method preferred embodiment in cell switch process of the present invention;
Fig. 2 is embodiment flow chart of the present invention under the first application scenarios;
Fig. 3 is embodiment flow chart of the present invention under the second application scenarios;
Fig. 4 is embodiment flow chart of the present invention under the 3rd application scenarios;
Fig. 5 is the theory diagram of the admission control device preferred embodiment in cell switch process of the present invention.
Embodiment
In order that technical problems, technical solutions and advantages to be solved are clearer, clear, tie below Drawings and examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used To explain the present invention, it is not intended to limit the present invention.
As shown in figure 1, be the flow chart of the acceptance controlling method preferred embodiment in cell switch process of the present invention, this reality Example is applied to comprise the following steps:
Step S101:UE cell-of-origin is periodically detected and records the state of the ongoing business of above-mentioned UE, remembers simultaneously The inactive duration of business of the record in unactivated state;
Cell-of-origin is by being periodically detected whether UE business has the data traffic of upstream or downstream, to determine the business State, if business has the data traffic of upstream or downstream in a cycle, then it is assumed that the business is active;If one Business does not have the data traffic of upstream or downstream in the individual cycle, then it is assumed that the business is in unactivated state, for swashing in non- The business of state living, the inactive duration of the start recording business from the end cycle of current detection, that is, one The straight time without data traffic.
In the present invention, according to different application scenarios, the above-mentioned cycle may be configured as second level or hundreds of Milliseconds.
Step S102:Receive above-mentioned UE applications switching cell;
Step S103:The state of the ongoing business of above-mentioned UE and the inactive of business in unactivated state are held The continuous time, Target cell is sent to by handover request message;
In the present invention, cell-of-origin is inactive industry by the state in the E-RAB lists of above-mentioned handover request message Business bar increases inactive Duration field now, by the inactive duration of the above-mentioned UE business in unactivated state It is sent to Target cell, that is to say, that in E-RAB lists, state is without inactive duration word in the business entry activated Section, and state is to have inactive Duration field in inactive business entry.
Step S104:Target cell is according to the above-mentioned UE's carried in the available resources of itself and above-mentioned handover request message The state of business, receive the business being active and distribute resource for it;
Step S105:According to the order of inactive duration from small to large, the industry in unactivated state is received successively Be engaged in and be its distribute resource;
If resource is enough, the business in unactivated state will be received all, if during inadequate resource, it is only inactive The business that what the duration was arranged in front be partially in unactivated state is accepted, and remaining business for being in unactivated state will be by Refusal;
The business of unactivated state is in for long-time, because of the demand data without reality, therefore these business are released The use feeling for having no effect on user is put, while can also improve wireless resource utility efficiency.
Step S106:Return to cell-of-origin of the business admission result to above-mentioned UE, finishing switching.
As shown in Fig. 2 it is embodiment flow chart of the present invention under the first application scenarios, in the present embodiment, if UE source The Target cell that cell is located at eNB (eNodeB, the node B in evolution) 1, needs are switched to is located at eNB2, and eNB1 and eNB2 Between can communicate news, i.e. eNB1 is connected with eNB2 by X2 modes, is comprised the following steps:
Step S201:Cell-of-origin receives UE Measurement Report message;
Learn that UE measures Target cell according to the measurement report carried in Measurement Report message in cell-of-origin Signal quality meet switching condition, ask switching cell.
Step S202:Cell-of-origin sends Handover Request message to Target cell, and UE is being carried in message The inactive duration of the state of the business of progress and business in unactivated state;
Step S203:After Target cell receives message, call access control is carried out, that is, is first begin to receive what is be active Business simultaneously distributes resource, then the order according to the inactive duration from small to large, receives successively in unactivated state Business simultaneously distributes resource for it;
In this step, if inadequate resource, inactive long-term business will be rejected receiving.
Step S204:Handover Request Acknowledge message is returned to Target cell, is carried in message Business admission result.
As shown in figure 3, it is embodiment flow chart of the present invention under the second application scenarios, in the present embodiment, if UE source The Target cell that cell is located at eNB1, needs are switched to is located at eNB2, and needs to disappear by MME intercommunications between eNB1 and eNB2 Breath, i.e. eNB1 are connected by S1 modes with eNB2, comprised the following steps:
Step S301:Cell-of-origin receives UE Measurement Report message;
Step S302:Cell-of-origin sends Handover Required message to MME, and carrying UE in message is carried out The state of business and the inactive duration of business in unactivated state;
Step S303:The Handover Required message received is transmitted to Target cell by MME;
Step S304:Business that Target cell Preferred Acceptance is active simultaneously distributes resource, then further according to residue Available resources, according to the order of inactive duration from small to large, receive the business in unactivated state successively and be It distributes resource;
Target cell can not receive it is in need switch into business when, then in inactive during call access control The most long business of state for time is entered row major and excluded.
Step S305:Handover Request Acknowledge message is returned, informs that all business of MME are small in target The receiving result in area;
Step S306:MME sends Handover Command message to cell-of-origin, informs that switching flow terminates.
As shown in figure 4, it is embodiment flow chart of the present invention under the second application scenarios, in the present embodiment, if UE source Cell and the Target cell that will be switched to belong to eNB, and Target cell can not receive UE all business, including following step Suddenly:
Step S401:Cell-of-origin receives the Measurement Report message of UE transmissions;
Step S402:Judge Target cell with itself belonging to same eNB;
Step S403:Business that Target cell Preferred Acceptance is active simultaneously distributes resource, then further according to residue Available resources, according to the order of inactive duration from small to large, receive the business in unactivated state successively and be It distributes resource;
Step S404:Cell-of-origin sends RRCConnection Reconfiguration message to UE, informs that UE needs to release The business put, UE start to perform handoff procedure.
Step S405:UE sends RRCConnection Reconfiguration Complete message to Target cell, UE successful switch is to Target cell.
Step S406:Target cell sends ERAB Release Indication message to be needed to discharge to MME, instruction MME The business of refusal is received in step S402, switching flow terminates.
As shown in figure 5, be the theory diagram of the admission control device preferred embodiment in cell switch process of the present invention, this Embodiment includes service condition processing module 01, handover request module 02 and business admission module 03,
Whether service condition processing module 01, the business for being periodically detected the UE have the data flow of upstream or downstream Measure to determine the state of the business, and record the state of the ongoing business of above-mentioned UE and the business in unactivated state The inactive duration;
Handover request module 02, it is inactive industry for the state in the E-RAB lists for above-mentioned handover request message Business bar increases inactive Duration field now, and when there is UE to apply for switching cell, by the ongoing business of above-mentioned UE State and inactive duration of the above-mentioned UE business that is in unactivated state be sent to by above-mentioned handover request message Target cell;
Business admission module 03, for when receiving handover request message, according to the available resources of itself, on Preferred Acceptance State the business that UE is active and for its distribute resource, then according to the business in unactivated state duration from It is small to arrive big order, the business in unactivated state is received successively and distributes resource for it.
The preferred embodiments of the present invention have shown and described in described above, but as previously described, it should be understood that the present invention is not Form disclosed herein is confined to, is not to be taken as the exclusion to other embodiment, and available for various other combinations, modification And environment, and can be carried out in the scope of the invention is set forth herein by the technology or knowledge of above-mentioned teaching or association area Change., then all should be in institute of the present invention and the change and change that those skilled in the art are carried out do not depart from the spirit and scope of the present invention In attached scope of the claims.

Claims (10)

1. the acceptance controlling method in a kind of cell switch process, it is characterised in that cell-of-origin is periodically detected and records UE just In the state of the business of progress;
When the UE applies for switching cell, the state of the ongoing business of the UE is sent to Target cell;
Business that Target cell is active according to the available resources of itself, UE described in Preferred Acceptance and be its distribution money Source, secondly receive the business in unactivated state and distribute resource for it.
2. according to the method for claim 1, it is characterised in that the cell-of-origin by the evolution in handover request message without Line access bearer E-RAB lists, the state of the ongoing business of the UE is sent to Target cell.
3. according to the method for claim 2, it is characterised in that the cell-of-origin is periodically detected and records each UE to enter While the state of capable business, the inactive duration that the UE is in the business of unactivated state is also recorded.
4. according to the method for claim 3, it is characterised in that the cell-of-origin is by the shape of the ongoing business of the UE State is sent to Target cell step, is also simultaneously sent to the inactive duration of the UE business for being in unactivated state The Target cell.
5. according to the method for claim 4, it is characterised in that the receiving is in the business of unactivated state and is its point It is specially with resources step:
According to the order of inactive duration from small to large, the business in unactivated state is received successively and is provided for its distribution Source.
6. according to the method for claim 4, it is characterised in that the cell-of-origin passes through the E- in the handover request message State in RAB lists increases inactive Duration field now for inactive business bar, and the UE is swashed in non- The inactive duration of the business of state living is sent to Target cell.
7. according to the method for claim 1, it is characterised in that whether the cell-of-origin has by the business for detecting the UE The data traffic of upstream or downstream determines the state of the business.
8. the admission control device in a kind of cell switch process, it is characterised in that asked including service condition processing module, switching Modulus block and business admission module,
The service condition processing module, for being periodically detected the state of the simultaneously ongoing business of UE in recording cell;
The handover request module, for when there is UE to apply for switching cell, the state of the ongoing business of the UE to be sent out Give Target cell;
The business admission module, for when receiving handover request message, according to the available resources of itself, described in Preferred Acceptance Business that UE is active simultaneously distributes resource for it, and it is simultaneously its distribution money secondly to receive business in unactivated state Source.
9. device according to claim 8, it is characterised in that
Whether the service condition processing module, the business for being additionally operable to detect the UE have the data traffic of upstream or downstream next true The state of the fixed business, and record the inactive duration that the UE is in the business of unactivated state;
The handover request module, the state being additionally operable in the E-RAB lists for the handover request message is inactive industry Business bar increases inactive Duration field now, and the inactive duration that the UE is in the business of unactivated state leads to The inactive Duration field is crossed, is sent to Target cell.
10. device according to claim 8 or claim 9, it is characterised in that the business admission module, be additionally operable to according in The order of the duration of the business of unactivated state from small to large, successively receiving are in the business of unactivated state and are its point With resource.
CN201110280164.0A 2011-09-20 2011-09-20 Acceptance controlling method and device in cell switch process Active CN103024836B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201110280164.0A CN103024836B (en) 2011-09-20 2011-09-20 Acceptance controlling method and device in cell switch process
PCT/CN2012/074218 WO2013040896A1 (en) 2011-09-20 2012-04-17 Admission control method and device during cell handover

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CN201110280164.0A CN103024836B (en) 2011-09-20 2011-09-20 Acceptance controlling method and device in cell switch process

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CN105228229A (en) * 2014-06-27 2016-01-06 中兴通讯股份有限公司 User equipment (UE) method for processing resource, device, base station and terminal

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CN103024836A (en) 2013-04-03

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