CN102111839B - Switching implementation method - Google Patents
Switching implementation method Download PDFInfo
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- CN102111839B CN102111839B CN 200910243588 CN200910243588A CN102111839B CN 102111839 B CN102111839 B CN 102111839B CN 200910243588 CN200910243588 CN 200910243588 CN 200910243588 A CN200910243588 A CN 200910243588A CN 102111839 B CN102111839 B CN 102111839B
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Abstract
The invention discloses a switching implementation method, which is applied to a time division long term evolution (TD-LTE) broadband digital trunking mobile communication system. The method comprises the following steps that: user equipment (UE) sends a measurement report message to a base station, and information for identifying a group calling service accessed to the UE currently is carried in the message if the UE performs the group calling service; the base station performs switching judgement according to the measurement report message sent by the UE, and judges whether the measurement report message carries the information for identifying the group calling service accessed to the UE currently when a result of the switching judgement is to execute switching; if so, the base station keeps judging whether the UE has a unicast service currently if the message carries the information, switches the group calling service for the UE if the UE does not have the unicast service, and switches the group calling service and the unicast service for the UE if the UE has the unicast service. By the switching implementation method, the switching of the group calling service can be finished during the switching of the group calling UE so as to maintain the continuity and the real time of the group calling service.
Description
Technical field
The present invention relates to TD-LTE wideband digital trunked mobile communication system technology, particularly a kind of method of switching of realizing.
Background technology
In the TD-LTE wideband digital trunked mobile communication system, when setting up group-calling service, each sub-district adopts the mode of interference coordination to carry out resource allocation, control information that group calling is exhaled and business datum are that unit issues by the forms of broadcasting in the sub-district with the group, therefore, UE access group calling business can't be known in base station (eNB) whether, also can't know the group id of the group-calling service that UE inserts.
Along with moving of group calling UE in the group-calling service, may need this group calling UE is carried out handover, Fig. 1 shows existing handoff procedure schematic diagram.Referring to Fig. 1, this process comprises:
Step 101: after source base station receives the measurement report message of UE transmission, execution in step 102.
Step 102: source base station carries out switch decision, if the result of switch decision is switched for carrying out, then execution in step 103, otherwise, finish.
Step 103: the handoff procedure of carrying out unicast service.
So far, finish existing handoff procedure.
By as seen above-mentioned, adopt existing changing method, because UE access group calling business can't be known in the base station (hereinafter referred to as source base station) at place, cell-of-origin whether, this just causes in the handoff procedure of UE, source base station can't place, notification target sub-district base station (hereinafter referred to as target BS): the group-calling service that current UE inserted, thereby can only carry out the switching of unicast service in the handoff procedure, and continuing of group-calling service can only adopt the mode that inserts that lags to continue at Target cell by UE, cause the continuity and the real-time of group-calling service to can not get guaranteeing, can't guarantee the Qos of group-calling service.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method of switching of realizing, be applicable to TD-LTE wideband digital trunked mobile communication system,, keep the continuity and the real-time of group-calling service so that group calling UE can finish the switching of group-calling service when switching.
For achieving the above object, the invention provides a kind of method of switching of realizing, be applied in the time-division Long Term Evolution wideband digital trunked mobile communication system, this method comprises:
User terminal UE sends measurement report message to the base station, if described UE is carrying out group-calling service, then carries the information that is used to identify the current group-calling service that inserts of UE in described message;
Switch decision is carried out according to the measurement report message that UE sends in the base station, and when the result of switch decision is switched for carrying out, judge and whether carry the described information that is used to identify the current group-calling service that inserts of UE in the described measurement report message, if carry, continue to judge the current unicast service that whether exists of described UE, if there is no unicast service then carries out group-calling service to described UE and switches; If there is unicast service, then described UE is carried out group-calling service switching and unicast service switching.
Preferably, the described information that is used to identify the current group-calling service that inserts of UE can for: the current service cell of UE is the group Radio Network Temporary Identifier G_RNTI that described group-calling service distributes.
The described group-calling service that carries out switches and may further include:
The current group-calling service that inserts of the described UE in notification target base station, described base station.
The mode of the current group-calling service that inserts of the described UE in notification target base station, base station can for:
With the pairing group # notification target of described G_RNTI base station.
This method may further include: if do not carry the described information that is used to identify the current group-calling service that inserts of UE in the described measurement report message, then described UE is carried out unicast service and switch.
As seen from the above technical solution, the method that the realization that the present invention proposes is switched, by measurement report message is expanded, in this message, carry the information that is used to identify the current group-calling service that inserts of UE, thereby make source base station determine the current group-calling service that whether carrying out of UE according to this information, and in that UE is current when carrying out group-calling service, information is carried out group-calling service to UE and is switched still unicast service switching in view of the above, thereby guaranteed the continuity and the real-time of group-calling service, and guaranteed the Qos of group-calling service.
Description of drawings
Fig. 1 shows existing handoff procedure schematic diagram;
Fig. 2 realizes the schematic flow sheet of the method switched for 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.
In the TD-LTE wideband digital trunked mobile communication system, each sub-district adopts the mode of interference coordination to carry out resource allocation, and each sub-district is that group-calling service distributes unique group Radio Network Temporary Identifier (G_RNTI) to identify group-calling service.Know UE access group calling business whether in the handoff procedure for making source base station, and know the group id of the group-calling service that UE inserts, the present invention proposes: measurement report (MeasurementReport) message is expanded, in this message, carry the information that is used to identify the current group-calling service that inserts of UE, thereby make source base station determine the current group-calling service that whether carrying out of UE according to this information, and in that UE is current when carrying out group-calling service, information is carried out the group-calling service switching to UE in view of the above, thereby guarantee the continuity and the real-time of group-calling service, and guarantee the Qos of group-calling service.
Fig. 2 realizes the schematic flow sheet of the method switched for the present invention.Referring to Fig. 2, this method comprises:
Step 201: the base station receives the measurement report message that UE sends.
If this UE is carrying out group-calling service, then in measurement report message, carry the information that is used to identify the current group-calling service that inserts of UE.Particularly, this information can be the G_RNTI of the current service cell (that is: cell-of-origin) of UE for this group-calling service distribution.
Step 202: switch decision is carried out according to the measurement report message that UE sends in the base station, if the result of switch decision for switching, then continues execution in step 203, otherwise, finish.
Step 203: judge whether carry the information that is used to identify the current group-calling service that inserts of UE in the measurement report message, if carry, execution in step 204; Otherwise, execution in step 207.
Step 204: judge the current unicast service that whether exists of UE, if there is no, execution in step 205, otherwise, execution in step 206.
Step 205: carry out group-calling service and switch, finish.
In the process of carrying out the group-calling service switching, source base station can the current group-calling service that inserts of this UE of notification target base station, for example: can be with the pairing group # of above-mentioned G_RNTI (Group Num) notification target base station, target BS can be determined this group-calling service pairing G_RNTI in this sub-district in view of the above, and carries out corresponding subsequent processing.
Step 206: carry out group calling and clean culture composite service and switch, finish.
In this step, can be according to description as step 205, by the current group-calling service that inserts of this UE of source base station notification target base station, and carry out unicast service according to the description of existing related protocol and switch, thereby realize current ongoing group-calling service of UE and unicast service are all switched to Target cell.
Step 207: carry out unicast service and switch.
In this step, can carry out unicast service according to the description of existing related protocol and switch.
So far, finish the present invention and realize the method switched.
As seen from the above-described embodiment, the method that the realization that the present invention proposes is switched, by measurement report message is expanded, in this message, carry the information that is used to identify the current group-calling service that inserts of UE, thereby make source base station determine the current group-calling service that whether carrying out of UE according to this information, and in that UE is current when carrying out group-calling service, information is carried out group-calling service to UE and is switched in view of the above, thereby guaranteed the continuity and the real-time of group-calling service, and guaranteed the Qos 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 (4)
1. a method that realizes switching is applied to it is characterized in that in the time-division Long Term Evolution wideband digital trunked mobile communication system, comprising:
User terminal UE sends measurement report message to the base station, if described UE is carrying out group-calling service, then carries the information that is used to identify the current group-calling service that inserts of UE in described message;
Switch decision is carried out according to the measurement report message that UE sends in the base station, and when the result of switch decision is switched for carrying out, judge and whether carry the described information that is used to identify the current group-calling service that inserts of UE in the described measurement report message, if carry, continue to judge the current unicast service that whether exists of described UE, if there is no unicast service then carries out group-calling service to described UE and switches; If there is unicast service, then described UE is carried out group-calling service switching and unicast service switching;
If do not carry the described information that is used to identify the current group-calling service that inserts of UE in the described measurement report message, then described UE is carried out unicast service and switch.
2. method according to claim 1 is characterized in that:
The described information that is used to identify the current group-calling service that inserts of UE is: the current service cell of UE is the group Radio Network Temporary Identifier G_RNTI that described group-calling service distributes.
3. method according to claim 2 is characterized in that, the described group-calling service that carries out switches and further to comprise:
The current group-calling service that inserts of the described UE in notification target base station, described base station.
4. method according to claim 3 is characterized in that, the mode of the current group-calling service that inserts of the described UE in notification target base station, base station is:
With the pairing group # notification target of described G_RNTI base station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910243588 CN102111839B (en) | 2009-12-25 | 2009-12-25 | Switching implementation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910243588 CN102111839B (en) | 2009-12-25 | 2009-12-25 | Switching implementation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102111839A CN102111839A (en) | 2011-06-29 |
| CN102111839B true CN102111839B (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200910243588 Expired - Fee Related CN102111839B (en) | 2009-12-25 | 2009-12-25 | Switching implementation method |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103596134B (en) * | 2012-08-15 | 2019-02-22 | 中兴通讯股份有限公司 | Cluster UE switching method and device, cluster UE and network side equipment |
| CN104519521B (en) * | 2013-09-26 | 2019-06-11 | 中兴通讯股份有限公司 | The sending method and device of measurement report |
| CN104581809B (en) * | 2013-10-21 | 2018-03-30 | 普天信息技术研究院有限公司 | A kind of method of moving property of cluster user equipment measurement |
| CN104703171A (en) * | 2013-12-07 | 2015-06-10 | 北京信威通信技术股份有限公司 | Cluster service attribute processing method, device and system |
| CN104735627A (en) * | 2013-12-23 | 2015-06-24 | 北京信威通信技术股份有限公司 | Trunking service attribute reporting and receiving method, device and system |
| CN106937347B (en) * | 2015-12-29 | 2020-01-31 | 普天信息技术有限公司 | Group call switching method and system of cross-cluster core network |
| CN110536254B (en) * | 2016-01-25 | 2022-02-22 | 展讯通信（上海）有限公司 | Cell switching method and device, storage medium and base station |
| CN107995662B (en) * | 2016-10-27 | 2021-01-26 | 成都鼎桥通信技术有限公司 | Mobility management method and device in LTE broadband cluster SC-PTM |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1601948A (en) * | 2003-09-22 | 2005-03-30 | 华为技术有限公司 | Method for clustered user's terminal switching between small zones |
| CN1852490A (en) * | 2005-09-06 | 2006-10-25 | 华为技术有限公司 | Method and system for group calling business |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7885199B2 (en) * | 2006-01-31 | 2011-02-08 | Alcatel-Lucent Usa Inc. | System and method for providing group calling in a wireless network |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1601948A (en) * | 2003-09-22 | 2005-03-30 | 华为技术有限公司 | Method for clustered user's terminal switching between small zones |
| CN1852490A (en) * | 2005-09-06 | 2006-10-25 | 华为技术有限公司 | Method and system for group calling business |
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| CN102111839A (en) | 2011-06-29 |
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