CN103024836A - Reception control method and device in cell handover process - Google Patents
Reception control method and device in cell handover process Download PDFInfo
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- CN103024836A CN103024836A CN2011102801640A CN201110280164A CN103024836A CN 103024836 A CN103024836 A CN 103024836A CN 2011102801640 A CN2011102801640 A CN 2011102801640A CN 201110280164 A CN201110280164 A CN 201110280164A CN 103024836 A CN103024836 A CN 103024836A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
Abstract
The invention relates to a reception control method and device in a cell handover process. The reception control method comprises the steps that a source cell periodically detects and records the state of a service which is carried out by UE (User Equipment); when the UE applies for handing over a cell, the state of the service which is carried out by the UE is sent to a target cell; and the target cell preferably receives the service in an activated state of the UE and distributes resources to the service, and then receives a service in a non-activated state and distributes resources to the service. The reception control device comprises a service state processing module, a handover request module and a service receiving module. By the method and the device, the service in the activated state of the UE is preferably received.
Description
Technical field
The present invention relates to the communications field, relate in particular to acceptance controlling method and device in a kind of cell switch process.
Background technology
LTE (Long Term Evolution, Long Term Evolution) in the network, UE (User Equipment, subscriber equipment) in moving process, along with the decay of current service cell (being the cell-of-origin) signal quality, need to switch to new residential quarter (being Target cell) with satisfied demand to service quality, and need the UE that switches often might carry out a plurality of business, for example: one side visual telephone, on one side the view Internet webpage.In handoff procedure, the business information of the UE that the cell-of-origin can be switched needs informs that Target cell is to inform Target cell preparation admittance; In the admittance process, because the resource-constrained of Target cell or to the restriction of professional number, all professional demands of the UE that enters of sometimes can not satisfying the demand, at this moment, only receiving portion is professional by admitting control for Target cell, and other business will be released.This just might cause the business of user's well afoot to be interrupted by force, affects user's use susceptibility.
Summary of the invention
The object of the invention is to, acceptance controlling method and device in a kind of cell switch process are provided, to guarantee being in the business of state of activation by Preferred Acceptance in the ongoing business of UE.
The invention provides the acceptance controlling method in a kind of cell switch process, said method is: the state of the ongoing business of UE is periodically detected and recorded in the cell-of-origin;
When above-mentioned UE application switching cell, the state of the ongoing business of above-mentioned UE is sent to Target cell;
Target cell is according to the available resources of self, and the above-mentioned UE of Preferred Acceptance is in the professional of state of activation and is its Resources allocation, secondly admits to be in the professional of unactivated state and to be its Resources allocation.
Preferably, above-mentioned cell-of-origin is by the tabulation of the E-RAB (evolution RAB) in the handover request message, and the state of the ongoing business of above-mentioned UE is sent to Target cell.
Preferably, when the state of the ongoing business of each UE is periodically detected and recorded in above-mentioned cell-of-origin, also record the inactive duration that above-mentioned UE is in the business of unactivated state.
Preferably, above-mentioned cell-of-origin sends to the Target cell step with the state of the ongoing business of above-mentioned UE, and the inactive duration that also simultaneously above-mentioned UE is in the business of unactivated state sends to above-mentioned Target cell.
Preferably, above-mentioned admittance is in the professional of unactivated state and is specially for its Resources allocation step:
According to order from small to large of inactive duration, admit successively to be in the professional of unactivated state and to be its Resources allocation.
Preferably, above-mentioned cell-of-origin is that nonactivated professional bar increases inactive duration field now by the state in the E-RAB of above-mentioned handover request message tabulation, and inactive duration of the business that is in unactivated state of above-mentioned UE is sent to Target cell.
Preferably, whether above-mentioned cell-of-origin has the data traffic of upstream or downstream to determine the state of above-mentioned business by the business that detects above-mentioned UE.
The present invention further provides the admission control device in a kind of cell switch process, comprise service condition processing module, handover request module and business admission module,
Above-mentioned service condition processing module is used for periodically detecting the also state of the interior ongoing business of UE of recording cell;
Above-mentioned handover request module is used for when UE application switching cell is arranged, and the state of the ongoing business of above-mentioned UE is sent to Target cell;
Above-mentioned business admission module is used for when receiving handover request message, and according to the available resources of self, the above-mentioned UE of Preferred Acceptance is in the professional of state of activation and is its Resources allocation, secondly admits to be in the professional of unactivated state and to be its Resources allocation.
Preferably, above-mentioned service condition processing module, also whether the business for detection of above-mentioned UE has the data traffic of upstream or downstream to determine the state of above-mentioned business, and records the inactive duration that above-mentioned UE is in the business of unactivated state;
Above-mentioned handover request module, also being used to the state in the E-RAB tabulation of above-mentioned handover request message is that nonactivated professional bar increases inactive duration field now, above-mentioned UE is in inactive duration of business of unactivated state by above-mentioned inactive duration field, sends to Target cell.
Preferably, above-mentioned business admission module also is used for the duration order from small to large according to the business that is in unactivated state, admits successively to be in the professional of unactivated state and to be its Resources allocation.
The present invention informs Target cell in handoff preparation phase with the state information of the ongoing business of UE, admits control with the auxiliary mark residential quarter; When Target cell does not have enough resources to satisfy all business demands of UE, if do not add the admittance control of differentiation, might cause ongoing business to be interrupted by force, affect user's use impression; Because the business of unactivated state does not have actual data traffic but has taken resource, so the present invention is in the situation of inadequate resource, admit refusal for the business that is in for a long time unactivated state, do not affect user's use impression, it is the business of Preferred Acceptance state of activation of the present invention, guarantee user's use impression, improved the reasonable utilance of resource.
Description of drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, consists of a part of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the acceptance controlling method preferred embodiment in the cell switch process of the present invention;
Fig. 2 is the embodiment flow chart of the present invention under the first application scenarios;
Fig. 3 is the embodiment flow chart of the present invention under the second application scenarios;
Fig. 4 is the 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 the cell switch process of the present invention.
Embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer, clear, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, 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 the cell switch process of the present invention, present embodiment may further comprise the steps:
The state of the ongoing business of above-mentioned UE is periodically detected and recorded in the cell-of-origin of step S101:UE, and record is in the inactive duration of the business of unactivated state simultaneously;
Whether the cell-of-origin has the data traffic of upstream or downstream by the business that periodically detects UE, determines the state that this is professional, if business has the data traffic of upstream or downstream in one-period, thinks that then this business is in state of activation; If the professional data traffic that does not have upstream or downstream in one-period, think that then this business is in unactivated state, for the business that is in unactivated state, the inactive duration that begins to record this business during from the end cycle of current detection, namely time of data traffic never.
Among the present invention, according to different application scenarioss, the above-mentioned cycle can be set to second level or a hundreds of Millisecond.
Step S102: receive above-mentioned UE application switching cell;
Step S103: with the state of the ongoing business of above-mentioned UE and be in inactive duration of the business of unactivated state, send to Target cell by handover request message;
Among the present invention, the cell-of-origin is that nonactivated professional bar increases inactive duration field now by the state in the E-RAB of above-mentioned handover request message tabulation, the inactive duration of the business that is in unactivated state of above-mentioned UE is sent to Target cell, that is to say, in the E-RAB tabulation, state in the professional clauses and subclauses that activate without inactive duration field, and state is that inactive duration field is arranged in the nonactivated professional clauses and subclauses.
Step S104: Target cell according to self available resources and above-mentioned handover request message in the state of business of the above-mentioned UE that carries, admit to be in the professional of state of activation and to be its Resources allocation;
Step S105: according to order from small to large of inactive duration, admit successively to be in the professional of unactivated state and to be its Resources allocation;
If resource is enough, the business that then is in unactivated state will all be admitted, if during inadequate resource, the business that the part of only having the inactive duration to be arranged in front is in unactivated state is accepted, and all the other business that are in unactivated state will be rejected;
For the business that is in for a long time unactivated state, because there not being actual demand data, so the release of these business is not affected user's use impression, also can improve wireless resource utility efficiency simultaneously.
Step S106: return the business admission result to the cell-of-origin of above-mentioned UE, finishing switching.
As shown in Figure 2, the embodiment flow chart of the present invention under the first application scenarios, in the present embodiment, if the cell-of-origin of UE is positioned at eNB (eNodeB, the Target cell that the Node B in the evolution) 1, need to switch to is positioned at eNB2, and can communicate news between eNB1 and the eNB2, namely eNB1 is connected by the X2 mode with eNB2, may further comprise the steps:
Step S201: the Measurement Report message of UE is received in the cell-of-origin;
The cell-of-origin is according to the measurement report that carries in the Measurement Report message, learns that the signal quality that UE measures Target cell satisfies switching condition, the request switching cell.
Step S202: the cell-of-origin sends Handover Request message to Target cell, the inactive duration of having carried the state of the ongoing business of UE in the message and being in the business of unactivated state;
Step S203: after Target cell is received message, admit control, namely at first begin to admit the professional and Resources allocation that is in state of activation, then according to order from small to large of inactive duration, admit successively to be in the professional of unactivated state and to be its Resources allocation;
In this step, if inadequate resource, then inactive long-term business will be rejected admittance.
Step S204: return Handover Request Acknowledge message to Target cell, carried the business admission result in the message.
As shown in Figure 3, the embodiment flow chart of the present invention under the second application scenarios, in the present embodiment, if the Target cell that the cell-of-origin of UE is positioned at eNB1, need to switch to is positioned at eNB2, and need to communicate news by MME between eNB1 and the eNB2, be that eNB1 is connected by the S1 mode with eNB2, may further comprise the steps:
Step S301: the Measurement Report message of UE is received in the cell-of-origin;
Step S302: the cell-of-origin sends Handover Required message to MME, the inactive duration of having carried the state of the ongoing business of UE in the message and being in the business of unactivated state;
Step S303:MME is transmitted to Target cell with the Handover Required message of receiving;
Step S304: the Target cell Preferred Acceptance is in the professional and Resources allocation of state of activation, and then according to remaining available resources, according to order from small to large of inactive duration, admits successively to be in the professional of unactivated state and to be its Resources allocation;
Target cell can not admit all need to switch into professional the time, then in admitting control procedure, preferentially exclude being in the longest business of unactivated state time.
Step S305: return Handover Request Acknowledge message, inform that all business of MME are in the admittance result of Target cell;
Step S306:MME sends Handover Command message to the cell-of-origin, informs that switching flow finishes.
As shown in Figure 4, be the embodiment flow chart of the present invention under the second application scenarios, in the present embodiment, establish the cell-of-origin of UE and the Target cell that will switch to and all belong to eNB, and Target cell can not admit all business of UE, may further comprise the steps:
Step S401: the Measurement Report message that UE sends is received in the cell-of-origin;
Step S402: judge Target cell and self belong to same eNB;
Step S403: the Target cell Preferred Acceptance is in the professional and Resources allocation of state of activation, and then according to remaining available resources, according to order from small to large of inactive duration, admits successively to be in the professional of unactivated state and to be its Resources allocation;
Step S404: the cell-of-origin sends RRCConnection Reconfiguration message to UE, informs the business that UE need to discharge, and UE begins to carry out handoff procedure.
Step S405:UE sends RRCConnection Reconfiguration Complete message to Target cell, and the UE successful switch is to Target cell.
Step S406: Target cell sends ERAB Release Indication message to MME, and indication MME needs to admit among the release steps S402 business of refusal, and switching flow finishes.
As shown in Figure 5, be the theory diagram of the admission control device preferred embodiment in the cell switch process of the present invention, present embodiment comprises service condition processing module 01, handover request module 02 and business admission module 03,
Service condition processing module 01, whether the business that is used for periodically detecting described UE has the data traffic of upstream or downstream to determine the state of described business, and records the state of the ongoing business of above-mentioned UE and be in inactive duration of the business of unactivated state;
Above-mentioned explanation illustrates and has described the preferred embodiments of the present invention, but as previously mentioned, be to be understood that the present invention is not limited to the disclosed form of this paper, should not regard the eliminating to other embodiment as, and can be used for various other combinations, modification and environment, and can in invention contemplated scope described herein, change by technology or the knowledge of above-mentioned instruction or association area.And the change that those skilled in the art carry out and variation do not break away from the spirit and scope of the present invention, then all should be in the protection range of claims of the present invention.
Claims (10)
1. the acceptance controlling method in the cell switch process is characterized in that the state of the ongoing business of UE is periodically detected and recorded in the cell-of-origin;
When described UE application switching cell, the state of the ongoing business of described UE is sent to Target cell;
Target cell is according to the available resources of self, and the described UE of Preferred Acceptance is in the professional of state of activation and is its Resources allocation, secondly admits to be in the professional of unactivated state and to be its Resources allocation.
2. method according to claim 1 is characterized in that, described cell-of-origin is by the tabulation of the evolution RAB E-RAB in the handover request message, and the state of the ongoing business of described UE is sent to Target cell.
3. method according to claim 1 and 2 is characterized in that, when the state of the ongoing business of each UE is periodically detected and recorded in described cell-of-origin, also records the inactive duration that described UE is in the business of unactivated state.
4. method according to claim 3, it is characterized in that, described cell-of-origin sends to the Target cell step with the state of the ongoing business of described UE, and the inactive duration that also simultaneously described UE is in the business of unactivated state sends to described Target cell.
5. method according to claim 4 is characterized in that, described admittance is in the professional of unactivated state and is specially for its Resources allocation step:
According to order from small to large of inactive duration, admit successively to be in the professional of unactivated state and to be its Resources allocation.
6. method according to claim 4, it is characterized in that, described cell-of-origin is that nonactivated professional bar increases inactive duration field now by the state in the E-RAB of described handover request message tabulation, and inactive duration of the business that is in unactivated state of described UE is sent to Target cell.
7. method according to claim 1 is characterized in that, whether described cell-of-origin has the data traffic of upstream or downstream to determine the state of described business by the business that detects described UE.
8. the admission control device in the cell switch process is characterized in that, comprises service condition processing module, handover request module and business admission module,
Described service condition processing module is used for periodically detecting the also state of the interior ongoing business of UE of recording cell;
Described handover request module is used for when UE application switching cell is arranged, and the state of the ongoing business of described UE is sent to Target cell;
Described business admission module is used for when receiving handover request message, and according to the available resources of self, the described UE of Preferred Acceptance is in the professional of state of activation and is its Resources allocation, secondly admits to be in the professional of unactivated state and to be its Resources allocation.
9. device according to claim 8 is characterized in that,
Described service condition processing module, also whether the business for detection of described UE has the data traffic of upstream or downstream to determine the state of described business, and records the inactive duration that described UE is in the business of unactivated state;
Described handover request module, also being used to the state in the E-RAB tabulation of described handover request message is that nonactivated professional bar increases inactive duration field now, described UE is in inactive duration of business of unactivated state by described inactive duration field, sends to Target cell.
10. according to claim 8 or 9 described devices, it is characterized in that described business admission module also is used for the duration order from small to large according to the business that is in unactivated state, admit successively to be in the professional of unactivated state and to be its Resources allocation.
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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| Application Number | Priority Date | Filing Date | Title |
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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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| CN103024836A true CN103024836A (en) | 2013-04-03 |
| CN103024836B CN103024836B (en) | 2018-03-02 |
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Cited By (1)
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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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| CN103024836B (en) | 2018-03-02 |
| WO2013040896A1 (en) | 2013-03-28 |
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