CN102111722B - Group calling service rapid-continuing method - Google Patents
Group calling service rapid-continuing method Download PDFInfo
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- CN102111722B CN102111722B CN 200910243587 CN200910243587A CN102111722B CN 102111722 B CN102111722 B CN 102111722B CN 200910243587 CN200910243587 CN 200910243587 CN 200910243587 A CN200910243587 A CN 200910243587A CN 102111722 B CN102111722 B CN 102111722B
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Abstract
The invention discloses a group calling service rapid-continuing method, which is applied after the cell reselection of called user equipment (UE) in group calling in time vision long term evolution broadband digital trunking mobile communication system. The method comprises that: the UE transmits a message carrying a first cell to a base station where a target cell is, wherein the first cell represents a group calling service performed in a source cell by the UE; after receiving the message carrying the first cell, the base station transmits a group calling paging message to the UE; and the UE continues the group calling service according to the group calling paging message. By the group calling service rapid-continuing method, an original group calling service can be rapidly continued after the cell reselection of the UE, so the continuity and real-time of the group calling service are improved.
Description
Technical field
The present invention relates to TD-LTE wideband digital trunked mobile communication system technology, particularly a kind of method of the group-calling service that continues fast.
Background technology
In the TD-LTE wideband digital trunked mobile communication system, the group calling that is in idle condition is exhaled UE (that is: the quilt of group-calling service is exhaled UE) gravity treatment behind Target cell, and the former group-calling service that need continue fast is so that improve the continuity and the real-time of group-calling service.
In the TD-LTE wideband digital trunked mobile communication system, the resource distribution mode of interference coordination is adopted in each sub-district, at a certain group-calling service, resource of distributing between neighbor cell and group Radio Network Temporary Identifier (G_RNTI:Group Radio Network Temporary Identity) are inconsistent, therefore, group calling is exhaled the UE gravity treatment behind Target cell, and the former group-calling service that how to continue apace becomes a problem.
In the prior art, after group-calling service is set up, the sub-district of setting up this group-calling service will periodically send the group-calling service beep-page message (cycle is 5 seconds), make this group fail the UE access group calling business of access group calling business because of certain reason.
Because periodically the every 5s of the beep-page message of group-calling service sends once, when the UE gravity treatment is exhaled in group calling to Target cell, cycle is that the group-calling service beep-page message of 5s had before sent and finishes, this makes group calling be exhaled UE just obtaining the paging control information with the former group-calling service that continues in the beep-page message next time, thereby cause gravity treatment to be exhaled the business continuance of UE and real-time to be guaranteed, cause admission control to the group calling of Target cell.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method of the group-calling service that continues fast, after group calling is exhaled UE to carry out the sub-district gravity treatment in TD-LTE wideband digital trunked mobile communication system, the former group-calling service that can continue apace, the continuity and the real-time of raising group-calling service.
For achieving the above object, the invention provides a kind of method of the group-calling service that continues fast, be applied to after group calling Called Subscriber terminal UE is carried out the sub-district gravity treatment in the time-division Long Term Evolution wideband digital trunked mobile communication system, this method comprises:
Described UE sends the message of carrying first cell to the base station at Target cell place, described first cell represent described UE in the cell-of-origin ongoing group-calling service;
Described base station sends the group calling beep-page message to described UE after receiving described message of carrying first cell;
Described UE is according to the described group calling beep-page message described group-calling service that continues.
Preferably, described message can for: Radio Resource control connection that UE sends in tracing section updating TAU process is set up and is finished message;
Described first cell can be the group # of described group-calling service.
Preferably, described base station to the mode that described UE sends the group calling beep-page message is: send the group calling beep-page message by the clustered paging control channel to described UE.
May further include in described TAU process: Mobility Management Entity MME carries out the trunked call process after receiving the TAU request.
Preferably, in described trunked call process, MME judges that whether Target cell is for UE sets up the S1 interface bearing of supporting group-calling service, if not for UE sets up the S1 interface bearing of supporting group-calling service, then to described base station signalling of bouquet call setup request message.
Preferably, described trunked call is set up in the request message and can be comprised cell: MME GroupS1AP Id, Group Num, T_RAB Id, T_RAB Level QoS Parameters, TransportLayer Address, GTP_TeId, Trunking NAS PDU.
, after the signalling of bouquet call setup request message of described base station, may further include at MME:
Cluster resource foundation processing is carried out in described base station, distributes group call resource and group Radio Network Temporary Identifier, and passes through the clustered paging control channel to UE transmission group calling beep-page message;
UE receives described group calling beep-page message, and according to the described group calling beep-page message that the receives described group-calling service that continues.
After UE sent the group calling beep-page message, may further include: described base station was to MME signalling of bouquet call setup response message in the base station.
Preferably, described trunked call is set up in the response message and can be comprised cell: MME GroupS1AP Id, eNB Group S1AP Id, Group Num, T_RAB Id, Transport LayerAddress, GTP_TeId.
As seen from the above technical solution, the method of the group-calling service that continues fast provided by the invention, after group calling is exhaled UE to carry out the sub-district gravity treatment, by in the message of the base station that sends to the Target cell place, carry expression UE carries out group-calling service in the cell-of-origin cell by UE, make and receive that the base station of this message can send the group calling beep-page message of this group-calling service as early as possible to this UE, exhaled the UE group-calling service that continues fast thereby be convenient to group calling, kept the continuity and the real-time of group-calling service.
Description of drawings
Fig. 1 is the schematic flow sheet of the group-calling service that continues fast after the gravity treatment of sub-district of the present invention.
Embodiment
For making purpose of the present invention, technical scheme and advantage clearer, below with reference to the accompanying drawing embodiment that develops simultaneously, the present invention is described in further detail.
Main thought of the present invention is: after group calling is exhaled UE to carry out the sub-district gravity treatment, UE carries the cell of expression UE at the ongoing group-calling service in cell-of-origin in the message of the base station that sends to the Target cell place (being designated hereinafter simply as target BS), thereby make the base station determine UE needs its group-calling service in the cell-of-origin that in Target cell, continues fast according to this cell, and send the group calling beep-page message of this group-calling service as early as possible to this UE, exhaled the UE group-calling service that continues fast thereby be convenient to this group calling, kept the continuity and the real-time of group-calling service.
Among the present invention, the cell-of-origin is meant that UE carries out sub-district gravity treatment Serving cell before, and Target cell is meant that UE carries out sub-district gravity treatment Serving cell afterwards.
Fig. 1 is the schematic flow sheet of the group-calling service that continues fast after the gravity treatment of sub-district of the present invention.Referring to Fig. 1, this flow process comprises:
Step 101: the UE gravity treatment that is in free time (Idle) state is to Target cell (Target Cell).
Step 102: different sub-districts belongs to different tracking area (TA:Tracking Area) tabulations, and after the gravity treatment of sub-district, UE sends tracing section updating (TAU:Tracking Area Update) request to MME, initiates the TAU process.
In this step, if UE is carrying out group-calling service in the cell-of-origin, then can obtain relevant information with the fastest speed, with the former group-calling service that continues by in any message of this TAU process, carrying expression UE carries out group-calling service in the cell-of-origin cell (IE).
For example: can set up in the Radio Resource control connection and finish the new IE:Group Num (that is: the group # of group-calling service) of increase in (RRC Connection SetupComplete) message, the base station (eNB) (that is: the base station at Target cell place) of receiving this message detects when comprising GroupNum in this message, then send the group calling beep-page message by clustered paging control channel (TPCCH) to this UE immediately, UE is according to the message on the relevant TPCCH configuration information reception TPCCH of Target cell, make UE can get access to TPCCH information, thereby continue former group-calling service with the fastest speed.
Step 103: Mobility Management Entity (MME) is carried out trunked call (Trunking Call) process after receiving the TAU request.
In Trunking Call process, MME will judge that whether Target cell is for UE sets up the S1 interface bearing of supporting group-calling service, if set up the S1 interface bearing of supporting group-calling service, the then not processing of execution in step 104～107 for UE; If MME determines that Target cell not for UE sets up the S1 interface bearing (having initiated the group-calling service that UE supports) of supporting group-calling service, then continues execution in step 104.
Step 104:MME is to the base station at Target cell place signalling of bouquet setup requests (TrunkingCall Setup Request) message, and this message comprises IE:MME group S1 interface application protocol identification (MMEGroup S1AP Id), group # (Group Num), cluster wireless access bearer sign (T_RAB Id), the mass parameter of cluster RAB (T_RAB Level QoS Parameters), transport layer address (TransportLayer Address), GPRS Tunnel Protocol tunnel Taoist monastic name sign (GTP_TeId), the adaptive sublayer of cluster network protocol Data Unit (Trunking NAS PDU) etc.
Step 105: the base station at Target cell place is carried out cluster resource and is set up processing (TrunkingResource Setup Process), distributes group call resource and G_RNTI, sends group calling beep-page message by TPCCH to UE with the fastest speed.
Step 106:UE receives the group calling beep-page message, and according to the group calling beep-page message that the receives former group-calling service that continues.
Step 107: the base station at Target cell place comprises IE:MME Group S1AP Id, eNB Group S1AP Id, Group Num, T_RAB Id, Transport Layer Address, GTP_TeId to MME signalling of bouquet call setup response (Trunking Call Setup Response) message in this message.
So far, finish to continue fast after the gravity treatment of the sub-district of the present invention flow process of group-calling service.
As seen from the above-described embodiment, after group calling is exhaled UE to carry out the sub-district gravity treatment, the present invention is by being carried the cell of expression UE at the ongoing group-calling service in cell-of-origin in the message of the base station that sends to the Target cell place by UE, make and receive that the base station of this message can send the group calling beep-page message of this group-calling service as early as possible to this UE, exhaled the UE group-calling service that continues fast thereby be convenient to group calling, kept the continuity and the real-time of group-calling service.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.All any modifications of being done within the spirit and principles in the present invention, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. method of group-calling service that continues fast is applied to it is characterized in that after group calling Called Subscriber terminal UE is carried out the sub-district gravity treatment in the time-division Long Term Evolution wideband digital trunked mobile communication system, comprising:
Described UE sends the message of carrying first cell to the base station at Target cell place, and described message is: the Radio Resource control connection that UE sends in tracing section updating TAU process is set up and is finished message, and described first cell is the group # of described group-calling service;
Described base station sends the group calling beep-page message to described UE after receiving described message of carrying first cell;
Described UE is according to the described group calling beep-page message described group-calling service that continues.
2. method according to claim 1 is characterized in that:
Described base station to the mode that described UE sends the group calling beep-page message is: send the group calling beep-page message by the clustered paging control channel to described UE.
3. method according to claim 1 and 2 is characterized in that, further comprises in described TAU process:
Mobility Management Entity MME carries out the trunked call process after receiving the TAU request.
4. method according to claim 3 is characterized in that:
In described trunked call process, MME judges that whether Target cell is for UE sets up the S1 interface bearing of supporting group-calling service, if not for UE sets up the S1 interface bearing of supporting group-calling service, then to described base station signalling of bouquet call setup request message.
5. method according to claim 4 is characterized in that:
Described trunked call is set up and is comprised cell in the request message: MME Group S1AP Id, Group Num, T_RAB Id, T_RAB Level QoS Parameters, Transport Layer Address, GTP_TeId, Trunking NAS PDU.
6. method according to claim 4 is characterized in that,, further comprises after the signalling of bouquet call setup request message of described base station at MME:
Cluster resource foundation processing is carried out in described base station, distributes group call resource and group Radio Network Temporary Identifier, and passes through the clustered paging control channel to UE transmission group calling beep-page message;
UE receives described group calling beep-page message, and according to the described group calling beep-page message that the receives described group-calling service that continues.
7. method according to claim 6 is characterized in that,, further comprises after UE sends the group calling beep-page message in the base station:
Described base station is to MME signalling of bouquet call setup response message.
8. method according to claim 7 is characterized in that:
Described trunked call is set up and is comprised cell in the response message: MME Group S1AP Id, eNB Group S1AP Id, Group Num, T_RAB Id, Transport Layer Address, GTP_TeId.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200910243587 CN102111722B (en) | 2009-12-25 | 2009-12-25 | Group calling service rapid-continuing method |
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| CN 200910243587 CN102111722B (en) | 2009-12-25 | 2009-12-25 | Group calling service rapid-continuing method |
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| CN102111722A CN102111722A (en) | 2011-06-29 |
| CN102111722B true CN102111722B (en) | 2013-07-24 |
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| CN 200910243587 Expired - Fee Related CN102111722B (en) | 2009-12-25 | 2009-12-25 | Group calling service rapid-continuing method |
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Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103428668B (en) * | 2012-05-17 | 2017-02-01 | 大唐移动通信设备有限公司 | Tracking area updating method and device |
| CN103581837B (en) * | 2012-08-08 | 2019-05-14 | 成都鼎桥通信技术有限公司 | Resource allocation method, resource delet method and equipment |
| CN110351670B (en) | 2012-10-25 | 2021-12-31 | 华为技术有限公司 | Cluster communication system, cluster server, communication device, and medium |
| CN104469858A (en) * | 2013-09-23 | 2015-03-25 | 成都鼎桥通信技术有限公司 | Cell handover method, user equipment and network equipment of clustering monitoring user |
| CN105307131B (en) * | 2014-06-10 | 2018-10-09 | 普天信息技术有限公司 | Group in group system exhales communication means when called terminal re-selecting cell |
| CN105635982A (en) * | 2014-11-02 | 2016-06-01 | 北京信威通信技术股份有限公司 | LTE cluster group calling extension method |
| CN105635988B (en) * | 2014-11-04 | 2019-04-05 | 北京信威通信技术股份有限公司 | IDLE state UE lags the method and realization system exhaled into group |
| JP2018505595A (en) * | 2015-01-08 | 2018-02-22 | エルジー エレクトロニクス インコーポレイティド | Paging transfer method and apparatus therefor in wireless communication system |
| CN105142193B (en) * | 2015-07-24 | 2019-06-07 | 大唐移动通信设备有限公司 | A kind of cell reselection and its control method and device |
| CN106102023A (en) * | 2016-06-07 | 2016-11-09 | 海能达通信股份有限公司 | A kind of base station obtains method, base station and the user terminal of UE cluster multi call business |
| CN106412852A (en) * | 2016-11-04 | 2017-02-15 | 海能达通信股份有限公司 | Mobility control method of broadband cluster system, terminal, and base station system |
| CN107949001A (en) * | 2017-12-07 | 2018-04-20 | 海能达通信股份有限公司 | A kind of method, apparatus and system of reduction group service disconnection duration |
| CN110830921B (en) * | 2018-08-08 | 2022-04-12 | 成都鼎桥通信技术有限公司 | Method and equipment for transmitting cell information in narrow-band digital trunking system |
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| EP1871133A1 (en) * | 2005-08-24 | 2007-12-26 | Huawei Technologies Co., Ltd. | Measurement method, method for determining measurement capability requirement and selecting service cell and terminal therefore |
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| CN1777323A (en) * | 2004-11-16 | 2006-05-24 | 华为技术有限公司 | Community reselecting method for realizing optimized cluster overlap net community for cluster mobile station |
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| CN102111722A (en) | 2011-06-29 |
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