CN108616823A - The method and system that dispatching desk addition group is exhaled - Google Patents
The method and system that dispatching desk addition group is exhaled Download PDFInfo
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- CN108616823A CN108616823A CN201611267427.3A CN201611267427A CN108616823A CN 108616823 A CN108616823 A CN 108616823A CN 201611267427 A CN201611267427 A CN 201611267427A CN 108616823 A CN108616823 A CN 108616823A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
- H04W4/08—User group management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/16—Communication-related supplementary services, e.g. call-transfer or call-hold
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/08—Upper layer protocols
- H04W80/10—Upper layer protocols adapted for application session management, e.g. SIP [Session Initiation Protocol]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/08—Trunked mobile radio systems
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Abstract
The present invention provides a kind of method and system that dispatching desk addition group is exhaled, the method includes：Cluster core network element receives the foundation request for being used to ask to establish group-calling service that dispatching desk is sent, and the foundation request carrying group exhales a group mark, group to exhale type identification；The cluster core network element exhales a group mark, group that type identification is exhaled to check that current group is exhaled corresponding group of type to exhale whether group is carrying out group-calling service according to described group；If so, being sent to the dispatching desk allows to be added the described group of response for exhaling group, right of speech authorization message is carried in the response.Supplement of the method for the present invention as standard, it is proposed that dispatching desk request is established group and exhaled, and group exhales the solution organized when carrying out group-calling service.
Description
Technical field
The present invention relates to a kind of communication technology, especially a kind of method and system that dispatching desk addition group is exhaled.
Background technology
Trunked communication system is developed to meet industry user's command scheduling demand, towards specific industry application
Private wireless communication system.Trunked communication system in a government office, public safety, emergency communication, electric power, civil aviaton, oil, harbour
Equal fields have a wide range of applications market.
Broadband cluster communication system based on TD-LTE technologies using TD-LTE as core technology, by the high-speed of TD-LTE,
Big bandwidth in Digital Trunking Technologies resource-sharing, fast call establishment, command scheduling the features such as merged, be a kind of energy
The communication system of high speed data transfer is enough provided.Visual group-calling service is the most basic business that broadband cluster communication system provides,
Visual group-calling service, which is divided into same source video group, exhales and exhales two kinds with non-homogeneous video group.Exhaled with source video group refers to terminal or dispatching desk
It is initiated for a group, includes the group-calling service of two kinds of Media Streams of voice and video, voice and video both is from same
Right of speech side.
When group exhales initiation, if group membership includes dispatching desk (Dispatch Console, DC), the cluster of cluster core net
Server can exhale to dispatching desk transmission group and establish request message, and triggering dispatching desk is answered group and exhaled as called.Group-calling service is kept
In the process, dispatching desk can actively hang up the group by interface and exhale, and hang up after group exhales, cluster server is no longer sent out to the dispatching desk
Send audio, video data, other group memberships answer group exhale it is unaffected.
After dispatching desk hangs up some group-calling service, exhaled if subsequently dialing the group again, B-TrunC (broadband cluster core net)
Standard is not specified by the scene.
Uniquely for the scheme of reference be in the end-to-end flow of B-TrunC standards to " group, which is exhaled, to be had been established, terminal initiate
The group is established to exhale " description of scene.
Fig. 1 shows the Signalling exchange flow diagram of the scene.
As described in Figure 1, group, which is exhaled, has been established, and terminal initiation is established the flow that the group is exhaled and is described as follows：
The group that the cluster server of cluster core net receives terminal UE exhales foundation request (Call Request), should if judging
The group of UE requests, which is exhaled, to be had been established, is exhaled in lasting group it has been established that exhaling the group for UEs and trunked base station to exhale such as the group of UE requests
(Group call ongoing) state.Establish group with established trunked base station exhales phase to cell where finding UE simultaneously not yet
Channel is closed, cell where cluster server will trigger UE is established exhales bearing resource with the downlink group of trunked base station, where being UE
Cell will configure correlated channels and periodic broadcasting clustered paging and group exhale configuration message.
Cluster server first compares the priority that the User Priority of UE exhales middle right of speech user with the group having built up, if
Judging that the User Priority of UE weighs user less than current utterance, cluster server can directly refuse the right to apply for words of the user,
Send message inform the UE groups exhale it has been established that and its right to apply for words be rejected；Message can also be sent and inform that the UE groups are exhaled
It is set up, reception group is called for asking, and in talking right queuing queue.
If it is determined that the User Priority of UE is higher than right of speech user, the language during UE is exhaled at established group is directly authorized
Power, transmitting and receiving group call for that (Call Accept) notice UE is asked to complete carrying foundation, and UE replys completion group and exhales (Call
Complete) message.
Exhale Establishing process consistent with normal group from the perspective of terminal.Terminal can by passively lag access and
The cluster multi call is added in the mode of access of actively lagging.
It should be noted that when the type of call of UE applications and the group having built up exhale Type-Inconsistencies, such as the Shens UE
It please establish voice group call service but the activation group having built up is that video group is exhaled or UE applies for that video group is exhaled, but activation group is language
Sound group is exhaled.The call request that message refuses UE is sent by cluster server, it is UE and network side flow conflict that message, which carries reason,.
The prior art, which only discloses as described above group, exhales and has been established, and terminal exhales the flow for initiating to ask for the group, still, existing
There are in technology B-TrunC standards exhaling to have been established for described group, dispatching desk exhales the group flow for initiating request
Related description also lacks the processing description of the scene.
Invention content
In view of the drawbacks of the prior art, the present invention provides the method and system that dispatching desk addition group is exhaled, the benefit as standard
It fills, it is proposed that dispatching desk request is established group and exhaled, and group exhales the solution organized when carrying out group-calling service..
In a first aspect, the present invention provides a kind of method that dispatching desk addition group is exhaled, including：
Cluster core network element receives the foundation request for being used to ask to establish group-calling service that dispatching desk is sent, the foundation
Request carrying group exhales a group mark, group to exhale type identification；
The cluster core network element exhales a group mark, group that type identification is exhaled to check that current group is exhaled type to correspond to according to described group
Group exhale group whether carrying out group-calling service；
If so, being sent to the dispatching desk allows to be added the described group of response for exhaling group, right of speech mandate is carried in the response
Information.
Optionally, the cluster core network element exhales a group mark, group that type identification is exhaled to check that current group is exhaled according to described group
After the step of corresponding group of type exhales group whether carrying out group-calling service, the method further includes：
If the cluster core network element determines that group exhales group carrying out group-calling service, but the group of group-calling service exhale type and
The group established in request exhales corresponding group of type identification to exhale Type-Inconsistencies；
It is voice group call service to exhale type in the group of current ongoing group-calling service, and group exhales type identification to be visual group and exhales mark
When knowledge；
The group of ongoing group-calling service is exhaled type to be adjusted to and establishes group in request by the cluster core network element
It exhales corresponding group of type identification to exhale type, while exhaling each terminal own base station transmission adjustment group in group that the adjustment of type is exhaled to ask to group
It asks；So that group is exhaled in group, each terminal own base station is according to the adjust request and respective terminal interaction, to adjust current establish
And the group carried out exhales the group of group to exhale type.
Optionally, the method further includes：
The cluster core network element will establish the media parameter carried in request as the matchmaker of the group-calling service after adjustment
Body parameter, and
The sip response for notifying group-calling service to establish is sent to the dispatching desk, right of speech mandate is carried in the response
Information.
Optionally, the cluster core network element exhales a group mark, group that type identification is exhaled to check that current group is exhaled according to described group
After the step of corresponding group of type exhales group whether carrying out group-calling service, the method further includes：
If the cluster core network element determines that group exhales group carrying out group-calling service, but the group of group-calling service exhale type and
The group established in request exhales corresponding group of type identification to exhale Type-Inconsistencies；
It exhales type to be visual group in the group of current ongoing group-calling service to exhale, it is voice group call service mark that group, which exhales type identification,
When knowledge；
The cluster core network element is sent to the dispatching desk allows to be added the described group of response for exhaling group, is taken in the response
Band right of speech authorization message.
Optionally, the method further includes：
If there are right of speech terminals for ongoing group-calling service, to the right of speech terminal and the right of speech terminal institute
Belong to base station and send right of speech release message, so that if the base station and the right of speech terminal interaction discharge the right of speech terminal
Language is weighed.
Optionally, the method further includes：
The cluster core network element exhales all terminals in group to send for illustrating right of speech status indication information to group
NAS message.
Optionally, foundation request is sip message, which further includes following one or more：
Call priority attribute-bit, End to End Encryption instruction information and single duplex instruction information.
Optionally, cluster core network element receives the foundation request for being used to ask to establish group-calling service that dispatching desk is sent
After step, check that current group is exhaled corresponding group of type to exhale before organizing the step of whether carrying out group-calling service, the method
Further include：
The cluster core network element is sent to the dispatching desk for illustrating the response handled.
Optionally, to the dispatching desk send allow be added described group exhale group response further include：
The pttaccept of the medium surface information of core net, carrying extends header field.
Second aspect, the present invention also provides a kind of systems that dispatching desk addition group is exhaled, including：
Receiving module receives the foundation for being used to ask to establish group-calling service that dispatching desk is sent for cluster core network element
Request, the foundation request carrying group exhale a group mark, group to exhale type identification；
It checks module, exhales a group mark, group that type identification is exhaled to check according to described group for the cluster core network element and work as
Preceding group is exhaled corresponding group of type to exhale whether group is carrying out group-calling service；
Authorization module, when for exhaling corresponding group of type that group is exhaled to carry out group-calling service at current group, to the scheduling
Platform, which is sent, allows to be added the described group of response for exhaling group, and right of speech authorization message is carried in the response.
As shown from the above technical solution, the method and system that dispatching desk addition group of the present invention is exhaled ask to establish in dispatching desk
When group-calling service, cluster core network element determine current group exhale corresponding group of type exhale group carrying out group-calling service after, to institute
Stating dispatching desk and sending allows to be added the described group of response for exhaling group, and right of speech authorization message, the benefit as standard are carried in the response
It fills, it is proposed that dispatching desk request is established group and exhaled, and group exhales the solution organized when carrying out group-calling service.
Description of the drawings
Fig. 1 is the Signalling exchange schematic diagram of the prior art；
Fig. 2 is the flow diagram for the method that the dispatching desk addition group that one embodiment of the invention provides is exhaled；
Fig. 3 is the Signalling exchange schematic diagram for the method that the dispatching desk addition group that one embodiment of the invention provides is exhaled；
Fig. 4 is the structural schematic diagram for the system that the dispatching desk addition group that another embodiment of the present invention provides is exhaled.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical solution in the embodiment of the present invention is explicitly described, it is clear that described embodiment is the present invention
A part of the embodiment, instead of all the embodiments.
Currently, B-TrunC standards lack dispatching desk when initiating group-calling service again to the group in calling, the scene
Processing description.
Fig. 2 shows the flow diagrams for the method that the dispatching desk addition group that one embodiment of the invention provides is exhaled；Fig. 3 is shown
The Signalling exchange schematic diagram for the method that the dispatching desk addition group that one embodiment of the invention provides is exhaled；With reference to Fig. 2 and Fig. 3, this hair
The method that the dispatching desk addition group that bright embodiment proposes is exhaled specifically includes following steps：
101, cluster core network element receives the foundation request for being used to ask to establish group-calling service that dispatching desk is sent, described
Establishing request carrying group exhales a group mark, group to exhale type identification (call type).
In practical applications, group exhales group mark addition code, group can be exhaled to exhale the information such as identifying code for group number, group.Group is exhaled
Type identification can be that type of call identifies, if type of call can be that voice group call service or visual group are exhaled.
For example, above-mentioned foundation request may also include：The corresponding media parameter of type of call.
For example, when type of call is voice group call service, media parameter can be the basic parameters such as phonetic matrix, voice bearer.It exhales
When type being made to be exhaled for visual group, media parameter can be video format, resolution ratio, color digit, default zoom ratio, voice ginseng
The basic parameters such as number, compatibility standard, interface standard.
It will be appreciated that in specific transmission process, above-mentioned foundation request can be sip message, and the SIP actually sent disappears
Breath may also include following one or more：Call priority attribute-bit (Priority attribute,
PrioAttribute), End to End Encryption instruction information (End-to-end encryption, E2EE) and single duplex instruction information
(duplex), service identification (Push To Talk Call, pttcall) etc..
102, the cluster core network element exhales a group mark, group that type identification is exhaled to check that current group is exhaled type according to described group
Corresponding group is exhaled whether group is carrying out group-calling service.
Whether established that is, cluster core network element checks that group is exhaled, after group is exhaled and had built up, checks that group exhales group
Whether type is that the group that dispatching desk is sent exhales type, when all consistent, executes following steps 103.103, to the scheduling
Platform, which is sent, allows to be added the described group of response for exhaling group, and right of speech authorization message is carried in the response.
That is, after group is exhaled in current group of dispatching desk addition, right of speech can be handed to dispatching desk by cluster core net, this
When, cluster core net can also exhale interior all terminals to send NAS message to the group, which carries for illustrating right of speech shape
State indicates information.
In the present embodiment, cluster core network element can be not necessarily to consider that the priority of dispatching desk is exhaled with current ongoing group
The User Priority relationship of terminal is weighed in caller, current utterance, and right of speech is licensed to dispatching desk by acquiescence.
It is not established if the group in step 102 is exhaled, cluster core net establishes group according to what dispatching desk was sent for request
The foundation of business is exhaled to ask to carry out the process that group exhales foundation, if group is exhaled it has been established that still group exhales Type-Inconsistencies, at this point, can
Referring to following description given.
It will be appreciated that in practical applications, cluster core net is receiving being established for request for above-mentioned dispatching desk transmission
After the foundation request of group-calling service, it can send and respond to the dispatching desk, the response is for illustrating that current core net is handling this
Request.
For example, cluster core network element is sent to the dispatching desk for illustrating the response such as SIP handled
(100Trying) message is being handled for illustrating.
The method that dispatching desk addition group provided in this embodiment is exhaled, when group-calling service is established in dispatching desk request, cluster core
Heart network element determine current group exhale corresponding group of type exhale group carrying out group-calling service after, to the dispatching desk transmission allow plus
Enter the described group of response for exhaling group, right of speech authorization message, the supplement as standard are carried in the response, it is proposed that dispatching desk is asked
It establishes group to exhale, and group exhales the solution organized when carrying out group-calling service.
In an optional embodiment of the present invention, after the step 102 of the above method, the method further includes not shown
Go out step 104：
104, cluster core network element checks that current group is exhaled corresponding group of type that group is exhaled not carry out group-calling service, then
Group is established according to foundation request to exhale, and exhales foundation to respond to the dispatching desk transmission group.
In another alternative embodiment of the invention, after the step 102 of the above method, the method further include figure not
The step 105 shown：
105, if cluster core network element determines that group exhales group carrying out group-calling service, but the group of group-calling service exhale type and
The group established in request exhales corresponding group of type identification to exhale Type-Inconsistencies；Then in current ongoing group-calling service
Group exhale type be voice group call service, group exhale type identification be visual group calling identification when,
The group of ongoing group-calling service is exhaled type to be adjusted to exhale class with group in foundation request by cluster core network element
Type identifies corresponding group and exhales type, while exhaling each terminal own base station in group to send the adjust request that adjustment group exhales type to group；
So that group exhales each terminal own base station in group to be gone forward side by side according to the adjust request and respective terminal interaction to adjust current establish
Capable group exhales the group of group to exhale type.
Specifically, during the cluster core network element checks that the group of group-calling service exhales type and the foundation to ask respectively
Group exhales corresponding group of type identification to exhale type.It is that it is language that the group of current ongoing group-calling service, which exhales type, in judging result
Sound group is exhaled, and group exhales type identification when being visual group calling identification, and the cluster core network element is by ongoing voice group call service tune
It is whole to be exhaled for visual group.
Certainly, it after exhaling type to adjust group, needs to exhale each terminal own base station transmission adjustment group in group to exhale type to group
Adjust request, the adjust request includes：Voice group call service is adjusted to the visual group of information exhaled.
Specifically, terminal own base station is according to the adjust request and respective terminal interaction, voice group call service is adjusted to can
It is exhaled depending on group.
Above-mentioned adjust request may include：Group exhales type (Call Type) and corresponding media information.Base station is according to adjustment
Request and terminal interaction, as base station sends group call resource adjustment setting message (Group Call Config) to terminal.Citing comes
It says, cluster core network element sends the adjust request, notice base station side modification group context, to be adjusted to visual type
Video establishes new group resource bearing.The NAS message group of update base station side storage exhales setting instruction (Group Call Setup
Indication), group's the Resources list in the message (Group Resource List) includes group resource (Group
Resource), the media information for carrying voice and video simultaneously, wherein group is made to exhale type to be changed to visual group by voice group call service and exhale.
I.e. group is exhaled type to be changed to homologous visual group by voice group call service and is exhaled.
In practical application, base station can send group call resource adjustment setting message by eating dishes without rice or wine to terminal, for notifying terminal
Corresponding group call resource modification, the group call resource adjustment setting message carry newer NAS message group and setting are exhaled to indicate.
In the present embodiment, the supplement as standard, it is proposed that the group of current ongoing group-calling service is exhaled type and adjusted
The solution when group of degree platform request exhales corresponding group of type identification to exhale Type-Inconsistencies, it is specifically ongoing group current
Exhale the group of business exhale type be voice group call service, group exhale type identification be visual group calling identification when solution.
In another optional embodiment of the invention, after the step 105 of the above method, the above method may also include figure
Unshowned step 106：
106, cluster core network element will establish the media parameter carried in request as the matchmaker of the group-calling service after adjustment
Body parameter.
Correspondingly, the sip response for notifying group-calling service to establish is sent to the dispatching desk, response contents are to allow to add
Enter described group and exhale group, right of speech authorization message is carried in the response.Optionally, which may also include：The medium surface of core net
Information, pttaccept extension header fields of carrying etc..
For example, after cluster core network element has determined media parameter, allow to be added described group to dispatching desk transmission
The response of group is exhaled, SIP (200OK) message, group of notifications, which is exhaled, to be successfully established, and right of speech authorization message is carried in the response, is also carried
The medium surface information of core net receives business (pttaccept) and extends the information such as header field.
Further, the dispatching desk sends SIP confirmation (ACK) message to cluster core network element, confirms that current group is exhaled
It is successfully established.
It illustrates, above-mentioned steps 101, step 102 and step 105 are a complete embodiments of the method.Alternatively,
Above-mentioned steps 101, step 102, step 105 and step 106 are a complete embodiments of the method.
In the present embodiment, the supplement as standard, it is proposed that the group of current ongoing group-calling service is exhaled into type tune
After the whole group for dispatching desk request exhales corresponding group of type identification to exhale type, the solution of media parameter adjustment.
The present invention the 4th alternative embodiment in, after the step 102 of the above method, the method further include figure not
The step 107 shown：
If 107, the cluster core network element determines that group exhales group carrying out group-calling service, but the group of group-calling service exhales class
Type and the group established in request exhale corresponding group of type identification to exhale Type-Inconsistencies, then exhale industry at current ongoing group
The group of business is exhaled type to be visual group and is exhaled, and when group exhales type identification to be identified for voice group call service, states cluster core network element to the tune
Degree platform, which is sent, allows to be added the described group of response for exhaling group, and right of speech authorization message is carried in the response.
That is, during the cluster core network element checks that the group of group-calling service exhales type and the foundation to ask respectively
Group exhale corresponding group of type identification to exhale type.When viewing group and exhaling Type-Inconsistencies, such as current ongoing group is exhaled
The group of business is exhaled type to be visual group and is exhaled, and group exhales type identification when being voice group call service mark, and the cluster core network element is to institute
Stating dispatching desk and sending allows to be added the described group of response for exhaling group.
It illustrates, above-mentioned steps 101, step 102 and step 107 are an embodiments of the method.
In the present embodiment, the supplement as standard, it is proposed that the group of current ongoing group-calling service is exhaled type and adjusted
The solution when group of degree platform request exhales corresponding group of type identification to exhale Type-Inconsistencies, it is specifically ongoing group current
It exhales the group of business that type is exhaled to be visual group to exhale, it is solution when voice group call service identifies that group, which exhales type identification,.
In 5th optional embodiment of the invention, before the step 103 of the above method, the method further include figure not
The step 108 shown：
If 108, there are right of speech terminals for ongoing group-calling service, whole to the right of speech terminal and the right of speech
Own base station is held to send right of speech release message, so that the base station and the right of speech terminal interaction discharge the right of speech terminal
Right of speech.
That is, the cluster core network element checks ongoing group-calling service situation, if there is currently no right of speech ends
End, being sent to the dispatching desk allows to be added the described group of response for exhaling group, and right of speech authorization message is carried in the response.
If specifically, there is currently right of speech terminal, sends right of speech release to the right of speech terminal own base station and disappear
Breath, so that the base station and the right of speech terminal interaction discharge the right of speech of the right of speech terminal.
In the present embodiment, the supplement as standard, it is proposed that there are right of speech terminals for current ongoing group-calling service
When solution.
Certainly, after step 106 and step 107, it also can perform above-mentioned step 108.
Correspondingly, after executing above-mentioned 108, above-mentioned cluster core network element can also exhale all terminals in group to group
Send the NAS message for illustrating right of speech status indication information.
Specifically, after the cluster core network element mandate dispatching desk right of speech, exhaled belonging to all terminals in group to group
Base station send NAS message so that the base station and the terminal interaction illustrate current utterance power state have changed.
In the present embodiment, the supplement as standard, it is proposed that the solution that right of speech state changes.
In conclusion the method that dispatching desk addition group of the embodiment of the present invention is exhaled, has at least carried out standard following four aspect：
One, the flow description of group-calling service is established in dispatching desk request：During group-calling service is kept, dispatching desk exhales the group
Initiate group-calling service again, cluster core network element determine current group exhale corresponding group of type that group is exhaled to carry out group-calling service after,
Being sent to the dispatching desk allows to be added the described group of response for exhaling group.
Two, default authorisation：During group-calling service is kept, dispatching desk exhales the group and initiates group-calling service again, mismatches and adjusts
Degree platform, group exhale caller, right of speech terminal User Priority, right of speech licenses to dispatching desk by acquiescence.
Three, type of call changes：For ongoing voice group call service, dispatching desk exhales the group and initiates visual group again
It exhales, original voice group call service is extended to visual group and exhaled by cluster core net, and video media parameter is with the parameter that dispatching desk is asked
It is accurate.
Four, audio-video frequency media parameter determines：Voice group call service in progress, dispatching desk exhale initiation language to the group again
Sound group-calling service, no matter whether media parameter is identical, the media parameter being subject in calling；In progress visual group is exhaled
Business, dispatching desk initiate other video resolutions, visual group of frame per second exhale, or initiate voice group call service, type of call maintains not
Become, cluster core net is subject to calling media parameter in progress.
Fig. 4 shows that one embodiment of the invention provides the structural schematic diagram for the system that dispatching desk addition group is exhaled.
The system that the dispatching desk addition group that one embodiment of the invention provides is exhaled, as shown in figure 4, including：
Receiving module 41 is used to ask to establish building for group-calling service for what cluster core network element reception dispatching desk was sent
Vertical request, the foundation request carrying group exhale a group mark, group to exhale type identification；
It checks module 42, exhales a group mark, group that type identification is exhaled to check according to described group for the cluster core network element
Current group exhales corresponding group of type to exhale whether group is carrying out group-calling service；
Authorization module 43, when for exhaling corresponding group of type that group is exhaled to carry out group-calling service at current group, to the tune
Degree platform, which is sent, allows to be added the described group of response for exhaling group, and right of speech authorization message is carried in the response.
The system of the present embodiment pseudo-base station identification executes the method that aforementioned dispatching desk addition group is exhaled, the principle of work and power and technology effect
Fruit is no longer described in detail.
It will be appreciated by those of skill in the art that although some embodiments described herein include being wrapped in other embodiments
Certain features for including rather than other feature, but the combination of the feature of different embodiments mean in the scope of the present invention it
It is interior and form different embodiments.
It will be understood by those skilled in the art that each step in embodiment can with hardware realization, or at one or
The software module run on the multiple processors of person is realized, or is realized with combination thereof.Those skilled in the art should manage
Solution, can realize according to the ... of the embodiment of the present invention one using microprocessor or digital signal processor (DSP) in practice
The some or all functions of a little or whole components.The present invention is also implemented as executing method as described herein
Some or all equipment or program of device (for example, computer program and computer program product).
Although the embodiments of the invention are described in conjunction with the attached drawings, but those skilled in the art can not depart from this hair
Various modifications and variations are made in the case of bright spirit and scope, such modifications and variations are each fallen within by appended claims
Within limited range.
Claims (10)
1. a kind of method that dispatching desk addition group is exhaled, which is characterized in that including：
Cluster core network element receives the foundation request for being used to ask to establish group-calling service that dispatching desk is sent, the foundation request
Carrying group exhales a group mark, group to exhale type identification；
The cluster core network element exhales a group mark, group that type identification is exhaled to check that current group is exhaled corresponding group of type according to described group
Exhale whether group is carrying out group-calling service；
If so, being sent to the dispatching desk allows to be added the described group of response for exhaling group, right of speech authorization message is carried in the response.
2. according to the method described in claim 1, it is characterized in that, the cluster core network element exhales a group mark according to described group
Know, group exhale type identification check current group exhale corresponding group of type to exhale group the step of whether carrying out group-calling service after, institute
The method of stating further includes：
If the cluster core network element determines that group exhales group carrying out group-calling service, but the group of group-calling service exhales type and described
The group established in request exhales corresponding group of type identification to exhale Type-Inconsistencies；
It is voice group call service to exhale type in the group of current ongoing group-calling service, and it is visual group calling identification that group, which exhales type identification,
When；
The group of ongoing group-calling service is exhaled type to be adjusted to exhale class with group in foundation request by the cluster core network element
Type identifies corresponding group and exhales type, while exhaling each terminal own base station in group to send the adjust request that adjustment group exhales type to group；
So that group exhales each terminal own base station in group to be gone forward side by side according to the adjust request and respective terminal interaction to adjust current establish
Capable group exhales the group of group to exhale type.
3. according to the method described in claim 2, it is characterized in that, the method further includes：
The cluster core network element is joined the media parameter carried in request is established as the media of the group-calling service after adjustment
Number, and
The sip response for notifying group-calling service to establish is sent to the dispatching desk, right of speech authorization message is carried in the response.
4. according to the method described in claim 1, it is characterized in that, the cluster core network element exhales a group mark according to described group
Know, group exhale type identification check current group exhale corresponding group of type to exhale group the step of whether carrying out group-calling service after, institute
The method of stating further includes：
If the cluster core network element determines that group exhales group carrying out group-calling service, but the group of group-calling service exhales type and described
The group established in request exhales corresponding group of type identification to exhale Type-Inconsistencies；
It exhales type to be visual group in the group of current ongoing group-calling service to exhale, group exhales type identification to identify for voice group call service
When；
The cluster core network element is sent to the dispatching desk allows to be added the described group of response for exhaling group, and words are carried in the response
Language weighs authorization message.
5. method according to any one of claims 1 to 4, which is characterized in that the method further includes：
If there are right of speech terminals for ongoing group-calling service, to the right of speech terminal and the affiliated base of right of speech terminal
It stands and sends right of speech release message, so that the base station and the right of speech terminal interaction discharge the language of the right of speech terminal
Power.
6. method according to any one of claims 1 to 4, which is characterized in that the method further includes：
The cluster core network element exhales all terminals in group to send the NAS for illustrating right of speech status indication information to group
Message.
7. according to the method described in claim 1, it is characterized in that, foundation request is sip message, which also wraps
It includes following one or more：
Call priority attribute-bit, End to End Encryption instruction information and single duplex instruction information.
8. according to the method described in claim 1, it is characterized in that, the reception dispatching desk transmission of cluster core network element is used to ask
After the step of asking the foundation request for establishing group-calling service, check that current group is exhaled corresponding group of type to exhale whether group is carrying out group
Before the step of exhaling business, the method further includes：
The cluster core network element is sent to the dispatching desk for illustrating the response handled.
9. according to the method described in claim 4, it is characterized in that, what is sent to the dispatching desk allows to be added described group and exhale group
Response further include：
The pttaccept of the medium surface information of core net, carrying extends header field.
10. a kind of system that dispatching desk addition group is exhaled, which is characterized in that including：
Receiving module for what cluster core network element reception dispatching desk was sent is used to that the foundation for establishing group-calling service to be asked to be asked
It asks, the foundation request carrying group exhales a group mark, group to exhale type identification；
It checks module, exhales a group mark, group that type identification is exhaled to check current group according to described group for the cluster core network element
Corresponding group of type is exhaled to exhale whether group is carrying out group-calling service；
Authorization module when for exhaling corresponding group of type that group is exhaled to carry out group-calling service at current group, is sent out to the dispatching desk
Sending allows to be added the described group of response for exhaling group, and right of speech authorization message is carried in the response.
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| CN201611267427.3A CN108616823B (en) | 2016-12-31 | 2016-12-31 | Method and system for adding group calling to dispatching desk |
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| CN111342978A (en) * | 2018-12-19 | 2020-06-26 | 成都鼎桥通信技术有限公司 | Group calling method, device and equipment |
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| CN108616823B (en) | 2021-05-25 |
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