CN102883273B - A kind of method realizing group calling communication - Google Patents
A kind of method realizing group calling communication Download PDFInfo
- Publication number
- CN102883273B CN102883273B CN201110194188.4A CN201110194188A CN102883273B CN 102883273 B CN102883273 B CN 102883273B CN 201110194188 A CN201110194188 A CN 201110194188A CN 102883273 B CN102883273 B CN 102883273B
- Authority
- CN
- China
- Prior art keywords
- group
- group calling
- base station
- mobile terminal
- speech
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The invention provides a kind of method realizing group calling communication, the group of base stations that the method is this group calling at carrying establishment stage distributes an IP multicast address, when there being the mobile terminal of right of speech to send uplink group cal data, by the base station at its place, uplink group cal data are changed into descending group calling data, by the mode of IP multicast, according to described IP multicast address, descending group calling data are sent to other base stations of group calling group of base stations.The present invention directly by there being the base station, mobile terminal place of right of speech to send descending group calling data to other base stations, can effectively improve group calling communication efficiency.
Description
Technical field
The present invention relates to wireless communication technology, particularly relate in wireless communication system the method realizing group calling communication.
Background technology
In wireless communication system group calling communication refer to that a people (be called obtain right of speech) speaks, organize in other members listen attentively to, and each group member can apply for obtaining right of speech.Group calling communication is generally present in wireless cluster communication and public network value-added service, realize framework and comprise mobile terminal, base station and core net, general base station employing group shared channel issues group calling data, base station and core net adopt Packet Based Network to be connected, and this Packet Based Network supports the IP multicast of IGMP (IGMP) agreement.
Fig. 1 is group-calling set-up method schematic diagram traditional in wireless communication system.As shown in Figure 1, group call uplink has terminal 1 in the group of right of speech upstream data to be mail to the base station 1 at its place, upstream data is transmitted core net through router one by base station 1, and core net forms 4 descending group calling data, mails to base station 1, base station 2, base station 3 and base station 4 respectively.
In above-mentioned traditional group-calling set-up method, core net needs will send a downlink service data for each base station, and data-transmission efficiency is lower, and delay can be caused to increase when many base stations, affects net synchronization capability.Therefore, there is the inefficient problem of communications in traditional method realizing group calling communication.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method realizing group calling communication, and the method effectively can improve the group calling communication efficiency of wireless communication system.
In order to achieve the above object, the technical scheme that the present invention proposes is:
Realize a method for group calling communication, the method comprises the following steps:
A, when have the mobile terminal of right of speech to network side send group calling solicitation message time, core net is after determining that described mobile terminal can initiate group calling, trigger the loading establishing process of this group calling, group of base stations for this group calling in described loading establishing process is distributed an IP multicast address and informs each base station in described group of base stations, and described group of base stations is made up of the base station at mobile terminal place each in the mobile terminal group of this group calling;
B, when the carrying of this group calling is successfully established, described core net has the mobile terminal of right of speech to send to carry the described right of speech grant message of IP multicast address to described;
C, described in have the mobile terminal of right of speech according to the described right of speech grant message received, send the IP bag carrying uplink group cal data to its base station, place, the destination address of described IP bag is described IP multicast address;
D, described in have the base station, mobile terminal place of right of speech to change the uplink group cal data in the described IP received bag into descending group calling data, and utilize IGMP IGMP agreement to be sent in network by described descending group calling data, wherein, the destination address that described descending group calling data place IP wraps is described IP multicast address;
Described descending group calling data are sent to the mobile terminal in group after receiving described descending group calling data according to IGMP agreement and described IP multicast address by the base station in e, described group of base stations.
In sum, the method realizing group calling communication that the present invention proposes, the group of base stations being this group calling at carrying establishment stage distributes an IP multicast address, when there being the mobile terminal of right of speech to send uplink group cal data, by the base station at its place, uplink group cal data are changed into descending group calling data, by the mode of IP multicast, according to described IP multicast address, descending group calling data are sent to other base stations of group calling group of base stations.So, by directly sending descending group calling data to other base stations by base station, can avoid by the processing delay of core net converting downlink data, thus improve group calling communication efficiency.
Accompanying drawing explanation
Fig. 1 is traditional group-calling set-up method schematic diagram;
Fig. 2 is main flow schematic diagram of the present invention;
Fig. 3 is the network architecture schematic diagram in the embodiment of the present invention one;
Fig. 4 is the schematic flow sheet of the embodiment of the present invention one.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, the present invention is described in further detail below in conjunction with the accompanying drawings and the specific embodiments.
Core concept of the present invention is, the group of base stations being this group calling at carrying establishment stage distributes an IP multicast address, this group of base stations is made up of the base station at each mobile terminal place of this group calling, when there being the mobile terminal of right of speech to send uplink group cal data, by the base station at its place, uplink group cal data are changed into descending group calling data, by the mode of IP multicast, according to described IP multicast address, descending group calling data are sent to other base stations of group calling group of base stations.Like this, directly send descending group calling data to other base stations by base station, can avoid by the processing delay of core net converting downlink data, thus improve group calling communication efficiency.
Fig. 2 is group-calling set-up method flow chart of the present invention.As shown in Figure 2, the method mainly comprises the following steps:
Step 201, when have the mobile terminal of right of speech to network side send group calling solicitation message time, core net is after determining that described mobile terminal can initiate group calling, trigger the loading establishing process of this group calling, group of base stations for this group calling in described loading establishing process is distributed an IP multicast address and informs each base station in described group of base stations, and described group of base stations is made up of the base station at mobile terminal place each in the mobile terminal group of this group calling.
In this step, in loading establishing process, the group of base stations for this group calling is needed to distribute an IP multicast address, and each base station informed in group of base stations, so that in subsequent process, have the base station, mobile terminal place of right of speech descending group calling Data Concurrent can be become to deliver in network by having the uplink group cal data transformations of the mobile terminal of right of speech, and these descending group calling data can identify by other base stations in group of base stations, thus realize the reception of group calling data in group of base stations and forwarding.
In actual applications, described IP multicast address can be distributed by the dispatching desk being responsible for the relevant issues such as colony dispatching, mobile terminal administration in core net, also can by other module assignment in core net, the concrete distribution method of IP multicast address specifies in IGMP agreement, does not repeat them here.It should be noted that, of the present invention realization needs to have based on base station the ability supporting IGMP agreement, in order to mutually compatible with existing system, base station also can notify whether this base station of core net has the ability supporting IGMP agreement, so that core net can determine whether to adopt the present invention to realize group calling communication according to this information in actual applications.
Preferably, the process having the mobile terminal of right of speech to send group calling solicitation message to network side described in realizes by following step:
The mobile terminal of right of speech is had to send group calling solicitation message to its base station, place;
The described group calling solicitation message received is forwarded to described core net by described base station.
Preferably, described loading establishing process realizes by following step:
Described core net sends application to each base station in described group of base stations and sets up bearer messages, and the described IP multicast address carrying the group of base stations into this group calling and distribute is set up in bearer messages in described application;
Bearer messages is set up according to described application in described each base station, sets up group calling radio bearer, and is successfully established message to described core net transmission group calling carrying after success.
Step 202, when the carrying of this group calling is successfully established, described core net has the mobile terminal of right of speech to send to carry the described right of speech grant message of IP multicast address to described.
Here, will IP multicast address be carried in right of speech grant message, after this there to be the mobile terminal of right of speech to be carried in uplink group cal data by this IP multicast address, identified for each base station in group calling group of base stations.
Particularly, in this step, described core net can have the base station, mobile terminal place of right of speech to send the described right of speech grant message of carrying IP multicast address to described, has the mobile terminal of right of speech described in described right of speech grant message is transmitted to by described base station again.
Step 203, described in have the mobile terminal of right of speech according to the described right of speech grant message received, send the IP bag carrying uplink group cal data to its base station, place, the destination address of described IP bag is described IP multicast address.
Step 204, described in have the base station, mobile terminal place of right of speech to change the uplink group cal data in the described IP received bag into descending group calling data, and utilizing IGMP agreement to be sent in network by described descending group calling data, the destination address of the IP bag at described descending group calling data place is described IP multicast address.
Here, IP multicast address in having the base station, mobile terminal place of right of speech can wrap according to the IP of uplink group cal data, determine that this packets need converts descending group calling data to and is forwarded in network, receive this descending group calling data for other base stations in group calling group of base stations.
Described descending group calling data are sent to the mobile terminal in group after receiving described descending group calling data according to IGMP agreement and described IP multicast address by the base station in step 205, described group of base stations.
Here, after base station in described group of base stations receives described descending group calling data, if be checked through the described IP multicast location in described descending group calling data place IP bag, then according to IGMP agreement, can determine from the recipient as these descending group calling data, therefore these descending group calling data will be sent to the mobile terminal in group.
Preferably, group calling data can be received to make core net or dispatching desk, to realize other operations based on group calling data further as the forwarding etc. of the recording of dispatching desk, flow control, gateway, core net and dispatching desk can be made to support IGMP agreement, thus the function receiving described descending group calling data can be had.
Below by an embody rule scene, specific embodiment of the invention is described.Fig. 3 is the network architecture schematic diagram in the embodiment of the present invention one.The group calling group of base stations be made up of four base stations (i.e. base station 1-4) is given in this embodiment one, the mobile terminal of right of speech is had to be terminal 1 in group below base station 1, uplink group cal data convert descending group calling data to by base station 1, and be sent in network, base station 2-4 is handed down to respective mobile terminal by eating dishes without rice or wine after receiving these descending group calling data.
Fig. 4 is the schematic flow sheet of embodiment one.
Step 401, terminal 1 initiate group calling solicitation message.
Terminal 1 is initiated group calling solicitation message and is sent core net to by step 402, base station 1.
Step 403, core net are by judging that (as whether terminal 1 has the right to initiate group calling etc.) determines that terminal 1 can initiate group calling, then send application to each base station (formation group of base stations) at terminal place in group and set up bearer messages, comprising the IP multicast address distributing to this group calling group of base stations.
In step 404, group of base stations, group calling radio bearer is set up in each base station.
Send group calling carrying to core net after radio bearer success is set up in each base station in step 405, group of base stations and be successfully established message.
Step 406, core net send application calling to terminal 1 and allow, right of speech grant message.
Step 407, base station 1 forward and send application calling permission, right of speech grant message.
Step 408, terminal 1 send uplink group cal data, and the destination address wherein in IP bag is the IP multicast address of this group calling.
Step 409, base station 1 change uplink group cal data into descending group calling data, and descending group calling data are sent in communication network by application IGMP agreement and this group calling IP multicast address.
After step 410, base station 2 ~ 4 receive the descending group calling data of IP multicast transmission, send to terminal in group by eating dishes without rice or wine.
In actual applications, after group calling communication terminates, each base station needs to send to router to exit IP multicast message again, concrete the same with existing method, does not repeat them here.
Can be found out by technique scheme, in group calling communication, base station not only can receive IP multicast packet, IP multicast packet can also be sent, like this, base station just does not need to send uplink group cal data to core net, become multiple descending group calling data distributing to each base station uplink group cal data transaction by core net again, thus the transmission link of group calling data communication can be reduced, improve the communication efficiency of IP network.
In sum, these are only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. realize a method for group calling communication, it is characterized in that, the method comprises the following steps:
A, when have the mobile terminal of right of speech to network side send group calling solicitation message time, core net is after determining that described mobile terminal can initiate group calling, trigger the loading establishing process of this group calling, group of base stations for this group calling in described loading establishing process is distributed an IP multicast address and informs each base station in described group of base stations, and described group of base stations is made up of the base station at mobile terminal place each in the mobile terminal group of this group calling;
B, when the carrying of this group calling is successfully established, described core net carries the described right of speech grant message of IP multicast address to there being the mobile terminal of right of speech to send;
C, described in have the mobile terminal of right of speech according to the described right of speech grant message received, send the IP bag carrying uplink group cal data to its base station, place, the destination address of described IP bag is described IP multicast address;
D, described in have the base station, mobile terminal place of right of speech to change the uplink group cal data in the described IP received bag into descending group calling data, and utilize IGMP IGMP agreement to be sent in network by described descending group calling data, wherein, the destination address that described descending group calling data place IP wraps is described IP multicast address;
Described descending group calling data are sent to the mobile terminal in group after receiving described descending group calling data according to IGMP agreement and described IP multicast address by the base station in e, described group of base stations.
2. method according to claim 1, is characterized in that, has the mobile terminal of right of speech to send group calling solicitation message to network side and comprise described in step a:
The mobile terminal of right of speech is had to send group calling solicitation message to its base station, place;
The described group calling solicitation message received is forwarded to described core net by described base station.
3. method according to claim 1, is characterized in that, described in step a, loading establishing process comprises:
Described core net sends application to each base station in described group of base stations and sets up bearer messages, and the described IP multicast address carrying the group of base stations into this group calling and distribute is set up in bearer messages in described application;
Bearer messages is set up according to described application in described each base station, sets up group calling radio bearer, and is successfully established message to described core net transmission group calling carrying after success.
4. method according to claim 1, is characterized in that, described step b comprises:
Described core net has the base station, mobile terminal place of right of speech to send the described right of speech grant message of carrying IP multicast address to described, has the mobile terminal of right of speech described in described right of speech grant message is transmitted to by described base station.
5. method according to claim 1, is characterized in that, described IP multicast address is distributed by the dispatching desk of described core net informing network side.
6. according to the arbitrary described method in claim 1 to 5, it is characterized in that, described core net supports IGMP agreement, has the function receiving described descending group calling data.
7. according to the arbitrary described method in claim 1 to 5, it is characterized in that, IGMP agreement supported by the dispatching desk of network side, has the function receiving described descending group calling data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110194188.4A CN102883273B (en) | 2011-07-12 | 2011-07-12 | A kind of method realizing group calling communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110194188.4A CN102883273B (en) | 2011-07-12 | 2011-07-12 | A kind of method realizing group calling communication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102883273A CN102883273A (en) | 2013-01-16 |
| CN102883273B true CN102883273B (en) | 2015-09-16 |
Family
ID=47484378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110194188.4A Expired - Fee Related CN102883273B (en) | 2011-07-12 | 2011-07-12 | A kind of method realizing group calling communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102883273B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017132971A1 (en) * | 2016-02-05 | 2017-08-10 | 海能达通信股份有限公司 | Group call service processing method and system, and core network device |
| CN105873011B (en) * | 2016-06-06 | 2019-07-19 | 海能达通信股份有限公司 | The transmission of group service data, control method, device and equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060465A (en) * | 2006-04-27 | 2007-10-24 | 华为技术有限公司 | Controlling method and system for multicast data transmission |
| CN101616364A (en) * | 2009-07-27 | 2009-12-30 | 普天信息技术研究院有限公司 | A kind of group-calling service implementation method |
| CN201571202U (en) * | 2009-08-04 | 2010-09-01 | 深圳市保利天同通讯设备有限公司 | IP interconnection trunking communication system |
| CN102118691A (en) * | 2009-12-30 | 2011-07-06 | 中兴通讯股份有限公司 | Method and system for sending forward media stream |
-
2011
- 2011-07-12 CN CN201110194188.4A patent/CN102883273B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060465A (en) * | 2006-04-27 | 2007-10-24 | 华为技术有限公司 | Controlling method and system for multicast data transmission |
| CN101616364A (en) * | 2009-07-27 | 2009-12-30 | 普天信息技术研究院有限公司 | A kind of group-calling service implementation method |
| CN201571202U (en) * | 2009-08-04 | 2010-09-01 | 深圳市保利天同通讯设备有限公司 | IP interconnection trunking communication system |
| CN102118691A (en) * | 2009-12-30 | 2011-07-06 | 中兴通讯股份有限公司 | Method and system for sending forward media stream |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102883273A (en) | 2013-01-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8346220B2 (en) | Signaling for push-to-talk | |
| CN103391513A (en) | Implementation method of broadband digital cluster service and cluster dispatching management center | |
| CN101810013B (en) | Reducing an occurrence of false grants for a multicast session within a wireless communications network | |
| HK1096808A1 (en) | Method for routing sms messages using an intelligent routing node | |
| CN101809932A (en) | Responding to an interactive multicast message within a wireless communication system | |
| CN103096260A (en) | Broadband digital cluster business achieving method, appliance and system | |
| CN101350942A (en) | System and method for transmitting multimedia information as well as multimedia information service gateway | |
| CN106856595B (en) | IP multicast broadcast service transmission method based on B-trunk group call | |
| JP2016504878A (en) | Method, system, base station, and cluster EPC for establishing group call context | |
| CN101820523A (en) | Method and system for processing session | |
| CN101803315B (en) | Supporting a multicast session within a wireless communications network | |
| CN104301931A (en) | Congestion/overload control method, system, device and base station | |
| CN103096261A (en) | Method and system based on priority level managing cluster speaking right | |
| CN101094457B (en) | Method for establishing data transmission channel on MBMS carrying face based on MBMS gateway | |
| CN103458373A (en) | Cluster service achieving method and device thereof | |
| US8185140B2 (en) | Methods and apparatus for supporting short burst messages over wireless communication networks | |
| CN102883273B (en) | A kind of method realizing group calling communication | |
| CN101442711A (en) | Feedback method for multimedia broadcast and multicast business information through customer equipment | |
| CN102045871B (en) | Local switching communication method and system | |
| CN102118691B (en) | Method and system for sending forward media stream | |
| CN101803408B (en) | Regulating broadcast overhead messages within a wireless communications network | |
| CN101873545A (en) | Implementation method for providing short data service by using cluster group call service channel through intra-group user during performing voice group call service | |
| CN101502142B (en) | Voice message format in trunked communication and transmission method therefor | |
| CN101110996A (en) | Method for establishing MBMS bearing face data transmission channel based on MBMS conversation | |
| CN100512308C (en) | Method for realizing multcast service |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20210712 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |