CN1625293A - Method for realizing group calling roaming of group service - Google Patents
Method for realizing group calling roaming of group service Download PDFInfo
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- CN1625293A CN1625293A CN 200310118877 CN200310118877A CN1625293A CN 1625293 A CN1625293 A CN 1625293A CN 200310118877 CN200310118877 CN 200310118877 CN 200310118877 A CN200310118877 A CN 200310118877A CN 1625293 A CN1625293 A CN 1625293A
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Abstract
This invention discloses a method to realize the colony service group call roam. The method includes following contents. Set a general group call register to store the colony information. The initial switching center receives the initial group call transmitted by the communication terminal, and requests the general group call register for colony information. The general group call register provides colony information to the initial switching center, which includes the identifying list of service switching center. The initial switching center receives the colony information. The initial switching center sends group call request to the service switching center corresponding service switch center identification, according to the received identifying list of service switching center. According to the invention, we can contrapose all group call service block stored in the general group call register to initiate group call to realize the group call roam. Because the general group call register concentratedly stores colony information, this invention can also achieve to concentratedly manage the group information.
Description
Technical field
The present invention relates to the cluster service group calling technology, be meant a kind of method that realizes the cluster service group calling roaming especially.
Background technology
Along with developing rapidly of the communication technology, national security system, public security system, public health system, the railway system etc. all need application cluster business in large quantities.The topmost feature of group service is to dispatch and to group busy.The scheduling feature of group service is meant that the communication terminal to some makes a call simultaneously, allows these communication terminals converse simultaneously; Grouping busy that function is meant do a simple operations on communication terminal of group service makes a call simultaneously, converses simultaneously all communication terminals in the respective communication group, thereby reach the effect of " getting ready to go into action in hundreds ".
In digital cluster system, need use business such as group calling, multicast in large quantities.At group calling, multicast service characteristics towards group, Group Call Register (GCR) storage group information is set, for example, group service cell list, the tabulation of relevant mobile switching centre (MSC), dispatcher's information etc., described group service cell list only refers to be in each group service cell information of same MSC administration.At present, GCR is provided with at each MSC, so the group information of GCR storage is the group information corresponding to each MSC compass of competency.When carrying out group-calling service, receive that the MSC of group calling originating call obtains group information from GCR.
Along with the extensive use of group service, must need group service to support the group calling roaming, promptly group member carries out group calling and group calling is carried out in a plurality of group service sub-district of different MS C administration when roaming.But, because the group information of GCR storage is the group information corresponding to each MSC compass of competency, therefore,, just need in all GCR, store group information corresponding to roaming MSC if realize the group calling roaming, like this, need to store a large amount of group informations among the GCR.Receive the group calling information of the MSC basis of group calling originating call corresponding to the GCR storage of self, send the group calling notice to relevant MSC, relevant MSC basis is carried out group-calling service and is handled corresponding to the group information of the GCR storage of self.
In addition, because GCR is provided with at each MSC, even different group, the group identities of storing in different GCR sign (ID) is identical probably.When realizing the group calling roaming, will appear at the situation of the identical ID of group of same GCR storage, cause some unpredictable problems to occur, can't correctly carry out group-calling service according to the ID of group, make the group of administering to carry out group-calling service corresponding to this MSC as MSC.Roam to other MSC if initiate to have the communication terminal of cluster group calling authority,, then can't carry out group-calling service equally corresponding to the information of not storing group under it among the GCR of this MSC again.
In addition, because each MSC will be provided with GCR storage group information, so the group information of storing among each GCR is relatively independent, increased the management difficulty of group information, can't realize the centralized management to group information.Group member information is stored in the attaching position register (HLR), and when carrying out group-calling service, MSC need inquire about the group member authority to HLR, and this has more increased the difficulty that group information is managed.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of method that realizes the cluster service group calling roaming, make the group calling of group service can realize roaming.
In order to achieve the above object, the invention provides a kind of method that realizes the cluster service group calling roaming, this method comprises:
A, set in advance comprehensive Group Call Register storage group information;
The group calling originating call that B, initial switching center received communication terminal send is to comprehensive Group Call Register request group information;
C, comprehensive Group Call Register provide group information to initial switching center, this group information comprises serves switching center's identification list, initial switching center receives described group information, initial switching center is served switching center's identification list according to what receive, to sending the group calling request corresponding to the switching center that serves that serves switching center's sign.
Further comprise before the described step C: comprehensive Group Call Register is judged the communication terminal sign that initial switching center provides according to the group member group calling authority of storage, whether has the authority of initiating the group calling originating call, if, execution in step C.
Described steps A comprises: set in advance more than one comprehensive Group Call Register storage group information;
Described step B comprises: the group calling originating call that initial switching center received communication terminal sends, this group calling originating call carries group identification, initial switching center routes to comprehensive Group Call Register according to described group identification, to comprehensive Group Call Register request group calling information.
Further may further comprise the steps after the described step C:
D, receive the group calling request, to the group service cell list of comprehensive Group Call Register request corresponding to described service switching center corresponding to the switching center that serves that serves switching center sign;
E, comprehensive Group Call Register provide the group service cell list to described service switching center, and described service switching center receives described group service cell list.
Further comprise after the described step e: serve switching center and return the group calling response to initial switching center.
Described switching center is a mobile switching centre, further comprises after the described step e: the base station sub-system corresponding to described group service sub-district of described serving mobile switching center notice administration is set up the group calling Radio Resource.
Described step B further comprises: initial switching center is that current cluster group calling distributes the group calling sign that starts, and sends the described group calling sign that starts to comprehensive Group Call Register, and comprehensively Group Call Register is stored the described group calling sign that starts;
Further comprise before the described step e: comprehensive Group Call Register judges whether to store the described group calling sign that starts, if, execution in step E, otherwise, execution in step C.
Initial switching center described in the step C receives after the group information that comprehensive Group Call Register provides, and further comprises: the base station sub-system of initial switching center notice administration is set up the group calling Radio Resource.
Group information comprises at least described in the steps A: group identification, serve switching center's identification list and group service cell list; Described group information further comprises: group name, or dispatcher's tabulation, or group encryption key.
According to the present invention, by centralized stores group information in the comprehensive Group Call Register is set, make the switching center of receiving the group calling originating call only need route to comprehensive Group Call Register, just can obtain the full detail relevant with group calling group, and then, initiate the group calling request to relevant switching center according to the information of obtaining.Like this, at all group service sub-districts of storing in the comprehensive Group Call Register, no matter be the group service sub-district of same switching center administration, the group service sub-district of still different switching centers administration all can be initiated group calling, thereby realized the roaming of group calling.Because the group information centralized stores is in comprehensive Group Call Register, the present invention has also realized the centralized management to group information.
In addition, comprehensive Group Call Register also stores the group calling authority of group member, and switching center needn't provide other equipment query group member authorities again, only need by with the information interaction of comprehensive Group Call Register, just can obtain the group calling authority of group member.
Description of drawings
Fig. 1 is for realizing the flow chart of group calling roaming among the present invention.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
Among the present invention, comprehensive Group Call Register (IGCR) centralized stores group information is set, switching center obtains group information by IGCR, thereby carries out group-calling service.The group information of storing among the IGCR can comprise: the ID of group, group name, dispatcher's tabulation, group service cell list, serve switching center's tabulation, group encryption key, group member sign etc., also can further comprise the group calling authority of group member.Described group service cell list can be the group service cell information corresponding to the ID of group of same or different switching centers administration.When described service switching center is meant the group-calling service that carries out certain group, participate in the switching center of this group calling.Above-described switching center comprises switch in the fixed communication network and the MSC in the mobile communications network.
Fig. 1 is for realizing the flow chart of group calling roaming among the present invention, as shown in Figure 1, the implementation procedure of group calling roaming may further comprise the steps:
Step 1: communication terminal is initiated group calling originating call (call origination) by base station sub-system (BSS) to the MSC at its place, carries the ID of group (Group ID) in this group calling originating call.After the MSC at communication terminal place receives the group calling originating call, judge whether to be the group calling originating call, if, execution in step 2; Otherwise, handle according to general calling.
Step 2: the MSC at communication terminal place is that current cluster group calling distributes the group calling sign that starts, route to IGCR according to Group ID then corresponding to the group information place of Group ID, send group calling request (Group Local Request) to this IGCR, carry start sign and initiate the sign of the communication terminal of group's originated call of Group ID, MSC ID, group calling in this group calling request, request IGCR provides the group information corresponding to Group ID.Group calling is started to identify and is used to identify cluster group calling.After IGCR receives the group calling request,, judge whether communication terminal has the authority of initiating the group calling originating call according to the group information of self storing corresponding to Group ID, if, execution in step 3; Otherwise, sending failure response according to MSC ID to MSC, notice MSC does not allow this communication terminal to initiate the group calling originating call, and MSC sends failure response by BSS to this communication terminal then, notifies this communication terminal not allow it to initiate the group calling originating call.
A plurality of IGCR can be set in network, and each IGCR stores different group informations, therefore need determine the IGCR of needs visit according to Group ID, and switching center obtains the information of carrying out the relevant groups group-calling service by this IGCR.
Step 3～step 4:IGCR storage group calling the sign that starts, return group calling response (Group Local Response) according to MSC ID to the MSC at communication terminal place, carry group information in this group calling response, as group informations such as (MSC ID) tabulation of service MSC sign, group service cell lists.After MSC receives the group information that IGCR returns, notify the BSS corresponding to the group service sub-district of this MSC administration to set up the required Radio Resource of current group calling.
After step 5～step 7:MSC receives the group information that IGCR returns, send group calling notice (Group CallNotification) according to the MSC ID in group information tabulation to the MSC that is relevant to current group-calling service, carry Group ID, MSC ID and the group calling sign that starts in this group calling notice.After corresponding MSC receives group calling notice, route to IGCR, send the group calling request, carry Group ID and the group calling sign that starts in this group calling request to this IGCR corresponding to the group information place of Group ID according to Group ID.After IGCR receives the group calling request, judge self whether to store this group calling sign that starts, if then execution in step 7; Otherwise, execution in step 3.
Step 7～step 10:IGCR returns the group calling response to relevant MSC, and this MSC returns the group service cell information that carries in the group calling response corresponding to the MSC administration of Group ID.MSC sends group calling push-notification-answer (Group Call Notification Answer) according to MSC ID to the MSC that receives the group calling originating call after receiving the group calling response.Relevant MSC notifies the BSS corresponding to the group service sub-district that self administers to set up the required Radio Resource of current group calling.At this moment, set up the group calling passage, cluster group calling is in communications status.
As seen from the above description and since among the IGCR centralized stores group information, receive that the MSC of group calling originating call only need route to IGCR, just can obtain the full detail relevant, and then according to the information of obtaining, to the MSC initiation group calling request of being correlated with group calling group.Like this, at all group service sub-districts of storing among the IGCR, no matter be the group service sub-district of same MSC administration, or the group service sub-district of different MS C administration, all can initiate group calling, thereby realize the roaming of group calling.Because the centralized stores of group information, the present invention has also realized the centralized management to group information.
In addition, IGCR also stores the group calling authority of group member, MSC needn't be again to HLR inquiry group member authority, only need by with the information interaction of IGCR, just can obtain the group calling authority of group member.
In a word, the above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.
Claims (10)
1, a kind of method that realizes the cluster service group calling roaming is characterized in that the method includes the steps of:
A, set in advance comprehensive Group Call Register storage group information;
The group calling originating call that B, initial switching center received communication terminal send is to comprehensive Group Call Register request group information;
C, comprehensive Group Call Register provide group information to initial switching center, this group information comprises serves switching center's identification list, initial switching center receives described group information, initial switching center is served switching center's identification list according to what receive, to sending the group calling request corresponding to the switching center that serves that serves switching center's sign.
2, method according to claim 1 is characterized in that,
Further comprise before the described step C: comprehensive Group Call Register is judged the communication terminal sign that initial switching center provides according to the group member group calling authority of storage, whether has the authority of initiating the group calling originating call, if, execution in step C.
3, method according to claim 1 is characterized in that,
Described steps A comprises: set in advance more than one comprehensive Group Call Register storage group information;
Described step B comprises: the group calling originating call that initial switching center received communication terminal sends, this group calling originating call carries group identification, initial switching center routes to comprehensive Group Call Register according to described group identification, to comprehensive Group Call Register request group calling information.
4, method according to claim 1 and 2 is characterized in that, further may further comprise the steps after the described step C:
D, receive the group calling request, to the group service cell list of comprehensive Group Call Register request corresponding to described service switching center corresponding to the switching center that serves that serves switching center sign;
E, comprehensive Group Call Register provide the group service cell list to described service switching center, and described service switching center receives described group service cell list.
5, method according to claim 4 is characterized in that, further comprises after the described step e: serve switching center and return the group calling response to initial switching center.
6, method according to claim 4, it is characterized in that, described switching center is a mobile switching centre, further comprises after the described step e: the base station sub-system corresponding to described group service sub-district of described serving mobile switching center notice administration is set up the group calling Radio Resource.
7, method according to claim 4, it is characterized in that, described step B further comprises: initial switching center is that current cluster group calling distributes the group calling sign that starts, and sends the described group calling sign that starts to comprehensive Group Call Register, and comprehensively Group Call Register is stored the described group calling sign that starts;
Further comprise before the described step e: comprehensive Group Call Register judges whether to store the described group calling sign that starts, if, execution in step E, otherwise, execution in step C.
8, according to claim 1,2 or 3 described methods, it is characterized in that,
Initial switching center described in the step C receives after the group information that comprehensive Group Call Register provides, and further comprises: the base station sub-system of initial switching center notice administration is set up the group calling Radio Resource.
9, method according to claim 1 is characterized in that, group information comprises at least described in the steps A: group identification, serve switching center's identification list and group service cell list.
10, method according to claim 9 is characterized in that, described group information further comprises: group name, or dispatcher's tabulation, or group encryption key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNB2003101188772A CN100372425C (en) | 2003-12-04 | 2003-12-04 | Method for realizing group calling roaming of group service |
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| CNB2003101188772A CN100372425C (en) | 2003-12-04 | 2003-12-04 | Method for realizing group calling roaming of group service |
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| CN1625293A true CN1625293A (en) | 2005-06-08 |
| CN100372425C CN100372425C (en) | 2008-02-27 |
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| CNB2003101188772A Expired - Fee Related CN100372425C (en) | 2003-12-04 | 2003-12-04 | Method for realizing group calling roaming of group service |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007019730A1 (en) * | 2005-08-18 | 2007-02-22 | Zte Corporation | A roaming implemented method for digital trunk communication system |
| WO2007115460A1 (en) * | 2006-04-12 | 2007-10-18 | Huawei Technologies Co., Ltd. | A method, an apparatus and a system for realizing the listener identification service |
| WO2007118375A1 (en) * | 2006-04-13 | 2007-10-25 | Huawei Technologies Co., Ltd. | A method, system and device for processing call service message |
| WO2008000128A1 (en) * | 2006-06-23 | 2008-01-03 | Huawei Technologies Co., Ltd. | A method and register and system for group calling |
| CN100455071C (en) * | 2006-04-30 | 2009-01-21 | 华为技术有限公司 | Method and system for realization of sharing A interface circuit in cluster call |
| CN100461897C (en) * | 2005-08-12 | 2009-02-11 | 中国铁通集团有限公司 | Trunking communication dynamic reconfiguration method |
| CN101472266B (en) * | 2007-12-28 | 2010-07-14 | 中国移动通信集团公司 | Method, device and system for updating location of mobile terminal |
| CN1992763B (en) * | 2005-12-31 | 2010-12-01 | 中兴通讯股份有限公司 | Method for realizing prepayment of digital trunking system |
| CN101909249A (en) * | 2010-08-18 | 2010-12-08 | 中兴通讯股份有限公司 | Method and system for participating in group call |
| CN1992965B (en) * | 2005-12-30 | 2011-06-22 | 中兴通讯股份有限公司 | System for implementing group call service and method for implementing group call service |
| CN101227659B (en) * | 2008-02-15 | 2011-09-21 | 中兴通讯股份有限公司 | Method for implementing monitoring and recording for roaming user in numeral cluster communication system |
| CN101005707B (en) * | 2007-01-26 | 2011-09-21 | 中兴通讯股份有限公司 | Method for roaming terminal inquiry, exciting/de-exciting complementary service in cluster system |
| CN101179866B (en) * | 2007-12-14 | 2012-05-30 | 华为技术有限公司 | Method, device and system of selecting cell |
| CN109194526A (en) * | 2018-10-18 | 2019-01-11 | 东方通信股份有限公司 | The more ownership of group realize the failover method of cluster multi call |
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| AU2057300A (en) * | 1998-12-21 | 2000-07-12 | Ericsson Inc. | Systems and methods to assist a cell change operation of a mobile station, including methods of performing an inter-bsc cell change during group calls |
| US6219548B1 (en) * | 1998-12-22 | 2001-04-17 | Ericsson Inc | Support for transfer of neighboring cell information between MSC areas for VGCS/VBS calls |
| CN1235418C (en) * | 2001-10-30 | 2006-01-04 | 中兴通讯股份有限公司 | Modile communicatoin system and its group service realizing method |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100461897C (en) * | 2005-08-12 | 2009-02-11 | 中国铁通集团有限公司 | Trunking communication dynamic reconfiguration method |
| CN101223805B (en) * | 2005-08-18 | 2010-12-22 | 中兴通讯股份有限公司 | Roaming implementing method for digital cluster communication system |
| WO2007019730A1 (en) * | 2005-08-18 | 2007-02-22 | Zte Corporation | A roaming implemented method for digital trunk communication system |
| CN1992965B (en) * | 2005-12-30 | 2011-06-22 | 中兴通讯股份有限公司 | System for implementing group call service and method for implementing group call service |
| CN1992763B (en) * | 2005-12-31 | 2010-12-01 | 中兴通讯股份有限公司 | Method for realizing prepayment of digital trunking system |
| WO2007115460A1 (en) * | 2006-04-12 | 2007-10-18 | Huawei Technologies Co., Ltd. | A method, an apparatus and a system for realizing the listener identification service |
| WO2007118375A1 (en) * | 2006-04-13 | 2007-10-25 | Huawei Technologies Co., Ltd. | A method, system and device for processing call service message |
| CN100455071C (en) * | 2006-04-30 | 2009-01-21 | 华为技术有限公司 | Method and system for realization of sharing A interface circuit in cluster call |
| WO2008000128A1 (en) * | 2006-06-23 | 2008-01-03 | Huawei Technologies Co., Ltd. | A method and register and system for group calling |
| CN101313626B (en) * | 2006-06-23 | 2010-12-08 | 华为技术有限公司 | Group calling method, group calling register and group calling system |
| CN101060716B (en) * | 2006-06-23 | 2011-02-09 | 华为技术有限公司 | Group call method and group call register for the third generation partner program network |
| CN101005707B (en) * | 2007-01-26 | 2011-09-21 | 中兴通讯股份有限公司 | Method for roaming terminal inquiry, exciting/de-exciting complementary service in cluster system |
| CN101179866B (en) * | 2007-12-14 | 2012-05-30 | 华为技术有限公司 | Method, device and system of selecting cell |
| CN101472266B (en) * | 2007-12-28 | 2010-07-14 | 中国移动通信集团公司 | Method, device and system for updating location of mobile terminal |
| CN101227659B (en) * | 2008-02-15 | 2011-09-21 | 中兴通讯股份有限公司 | Method for implementing monitoring and recording for roaming user in numeral cluster communication system |
| CN101909249A (en) * | 2010-08-18 | 2010-12-08 | 中兴通讯股份有限公司 | Method and system for participating in group call |
| WO2012022183A1 (en) * | 2010-08-18 | 2012-02-23 | 中兴通讯股份有限公司 | Method and system for participating in group call |
| CN101909249B (en) * | 2010-08-18 | 2015-04-01 | 中兴通讯股份有限公司 | Method and system for participating in group call |
| CN109194526A (en) * | 2018-10-18 | 2019-01-11 | 东方通信股份有限公司 | The more ownership of group realize the failover method of cluster multi call |
| CN109194526B (en) * | 2018-10-18 | 2022-05-24 | 东方通信股份有限公司 | Fault take-over method for realizing cluster group calling by group multi-homing |
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