CN103581839B - Broadband trunking service realizing method and broadband trunking service realizing system - Google Patents
Broadband trunking service realizing method and broadband trunking service realizing system Download PDFInfo
- Publication number
- CN103581839B CN103581839B CN201210250530.2A CN201210250530A CN103581839B CN 103581839 B CN103581839 B CN 103581839B CN 201210250530 A CN201210250530 A CN 201210250530A CN 103581839 B CN103581839 B CN 103581839B
- Authority
- CN
- China
- Prior art keywords
- pds
- base station
- service
- type
- trunked call
- 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.)
- Active
Links
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a broadband trunking service realizing method and a broadband trunking service realizing system. The method comprises the following steps: when the service type of an established trunked call service is transformed from a first type to a second type, a trunked scheduling subsystem modifies a T1 bearer of a trunked call service corresponding to a base station to which group member terminals belongs according to QoS parameters corresponding to the trunked call service of the second type, and notifies the base station to reestablish a downlink shared bearer for the group member terminals managed by the base station; and the trunked scheduling subsystem notifies the group member terminals that the service type of the trunked call service is changed after reestablishment of the downlink shared bearer is finished. With the broadband trunking service realizing method and the broadband trunking service realizing system, diversification and real-time transmission of broadband services can be realized.
Description
Technical field
The present invention relates to trunked communication system field, particularly relate to a kind of method and system of broadband group service.
Background technology
Trunked communication system is to develop to meet industry user's command scheduling demand, towards specific industry application
Private wireless communication system, in system, a large amount of wireless users share a small amount of wireless channel, are applied for main body with command scheduling, are one
Plant multipurpose, dynamical wireless communication system.
Trunked communication system experienced the development course similar with cell mobile communication systems：
First generation group system is simulation trunked communication system, mainly supports voice communication.For example, Actionet system
(using MPT-1327 signaling, applying in 450MHz frequency range), Smartnet system etc..
Second filial generation group system is narrow-band digital trunked communication system, supports voice and low speed data (highest 28.8kbps)
Communication, the system of representative is TErrestrial TRunked Radio (Terrestrial Trunked Radio, TETRA) system, integrated digital increasing
Strong type network (Integrated Digital Enhanced Networks, iDEN) system, the open collection based on CDMA1X
Group structure (Global Open Trunking Architecture, GoTa) system and the GT800 system based on GSM.
From the point of view of the development of current cluster communication system, the development of trunked communication system lags far behind public cellular system
Development, the aspect such as its technological innovation and industrial chain is all also complete not to the utmost.Support in data transmission capabilities and multimedia service
Ability aspect, current digital narrowband trunked communication system is still relatively backward.For example, iDEN system is to time slot and modulator approach
After improving, the broadband integrated Dispatch Enhanced Network (Wide-iDEN, WiDEN) of release, hardware circuit solution is improved
To 384kbps；TETRA enhanced data rates for GSM evolution (TETRA Release 2 Enhanced Data Service, TEDS) is resonable
The hardware circuit solution less than 700kbps can be supported, both hardware circuit solution are all not up to the number of Mbps in the case of thinking
Magnitude.Additionally, in terms of the availability of frequency spectrum and covering, existing digital cluster system nor meet demand well.
With mobile Internet develop rapidly and global radio city Large scale construction, broadband become whole nothing
The development trend of line communication.During tradesman carries out command scheduling in application cluster communication system, not only require nothing more than
" hearing ", also requires " visible ".Correspondingly, trunked communication system technically also will to system IPization, business variation,
The direction of the many modellings of data broadband, terminal is developed.From the point of view of specific application angle, it is mainly reflected in high-speed data, video
And it is implemented in multiple applications on this basis, including mobile office, multimedia cluster scheduling, video monitoring, city emergency
The aspects such as linkage.
New trunked communication system also should have bigger channel capacity, the higher availability of frequency spectrum, preferably transmit
Performance, using inexpensive, scalable, configurable IP full wireless multimedia network architecture, compatible existing group system, and can
Realize smooth evolution.
New generation broadband wireless access technology, time-division Long Term Evolution (TD-LTE, Time Division-Long Term
Evolution), its high bandwidth, the advantage of low time delay can ensure that high-speed transfer in group for the multimedia service, solve length
PTT audio call can only have been carried out it is impossible to carry out the problem of high-speed multimedia service transmission in real time in trunked communication system since long.
For this reason, it may be necessary to provide a kind of technical scheme to support the realization of the broadband group service based on TD-LTE.
Content of the invention
In view of this, present invention is primarily targeted at providing a kind of method and system of broadband group service, with
Realize the broadband group service based on TD-LTE.
For reaching above-mentioned purpose, the technical scheme is that and be achieved in that：
The invention provides a kind of implementation method of broadband group service, the type of service of the trunked call service of foundation
Second Type is transformed to by the first kind, the method also includes：
According to the corresponding qos parameter of trunked call service of Second Type, trunking dispatching subsystem modification group member is eventually
The T1 of the end corresponding described trunked call service of own base station carries, and notifies the described group that described base station is described BTS management
Group membership's terminal re-establishes descending shared carrying；
After the completion of the re-establishing of described descending shared carrying, described trunking dispatching subsystem notifies described group member terminal
The type of service of described trunked call service changes.
The type of service that described trunking dispatching subsystem initiates described trunked call service is transformed to second by the first kind
During type,
Described trunking dispatching subsystem changes the T1 of the corresponding described trunked call service of group member terminal own base station
Carry, including：
Chain of command dispatch server (C-PDS) in described trunking dispatching subsystem is in described trunking dispatching subsystem
Medium surface dispatch server (M-PDS) sends and carries change request message, and request described M-PDS modification is corresponding with described base station
The T1 of trunked call service carries；Carry in described carrying change request message：Call identification, call priority, Second Type
The corresponding qos parameter of trunked call service and described base station mark；
Described M-PDS searches the medium surface resource that the T1 corresponding with described base station of itself storage carries, if search less than,
Then M-PDS according to the corresponding qos parameter of trunked call service of Second Type, redistribute T1 corresponding with described base station and carry
Medium surface resource, and to described C-PDS return create carry response message；If finding, M-PDS is according to Second Type
The medium surface resource that the corresponding qos parameter of trunked call service, the T1 corresponding with described base station of modification M-PDS storage carry,
And return carrying change response message to C-PDS；
Described carry carry in change response message that M-PDS distributes for trunked call service corresponding with described base station
T1-TEID.
Described trunking dispatching subsystem notifies the described group member terminal that described base station is described BTS management to re-establish
Descending shared carrying, including：
Described C-PDS sends users to share bearer reconstruction request message to base station, wherein carries：Call identification, calling are excellent
First level, the corresponding qos parameter of trunked call service of Second Type, the IP of described M-PDS and described M-PDS are trunked call industry
The T1-TEID corresponding with described base station of business distribution；
The corresponding qos parameter of trunked call service according to Second Type for the described base station, the group for described BTS management
Member terminal re-establishes descending shared carrying, deletes original descending shared carrying, and holds to described C-PDS return users to share
Response message is built in load-carrying, wherein carries the T1-TEID that described base station is redistributed for trunked call service.
After the completion of the re-establishing of described descending shared carrying, the method also includes：
Described C-PDS sends modification to M-PDS and carries change request message, and wherein carrying described base station is trunked call industry
Be engaged in the T1-TEID redistributing；
M-PDS is the T1-TEID that distributes of trunked call service by the base station preserving and described base station is trunked call industry
The T1-TEID being engaged in redistributing modifies, and returns modification carrying change response message to C-PDS.
Described trunking dispatching subsystem notifies the type of service of trunked call service described in described group member terminal to change,
Including：
Described C-PDS sends service informing information to group member terminals all in group, points out trunked call service
Type of service is transformed to Second Type.
The type of service that described group member terminal initiates described trunked call service is transformed to Equations of The Second Kind by the first kind
During type, the type of service initiating described trunked call service is made by the group member terminal that the first kind is transformed to Second Type
Send terminal for business, other group member terminals in addition to described business sends terminal in group are received eventually as business
End；Using the base station belonging to described business sends terminal as first base station, using the base station belonging to described business receiving terminal as
Second base station, described second base station has one or more.
Described trunking dispatching subsystem changes the T1 of the corresponding described trunked call service of group member terminal own base station
Carry, including：
Chain of command dispatch server (C-PDS) in described trunking dispatching subsystem is to described trunking dispatching subsystem transfer
The medium surface dispatch server (M-PDS) of the Media Stream sending out trunked call service described sends and carries change request message, request
The T1 that described M-PDS changes trunked call service corresponding with described second base station carries；In described carrying change request message
Carry：Call identification, call priority, the corresponding qos parameter of trunked call service of Second Type and the mark of the second base station
Know；
Described M-PDS searches the medium surface resource that the T1 corresponding with the second base station of itself storage carries, if search less than,
Then M-PDS according to the corresponding qos parameter of trunked call service of Second Type, redistribute T1 corresponding with the second base station and carry
Medium surface resource, and to described C-PDS return create carry response message；If finding, M-PDS is according to Second Type
The medium surface resource that the corresponding qos parameter of trunked call service, the T1 corresponding with the second base station of modification M-PDS storage carry,
And return carrying change response message to C-PDS；
Described carry carry in change response message that M-PDS distributes for trunked call service corresponding with the second base station
T1-TEID.
Described trunking dispatching subsystem notifies the described group member terminal that described base station is described BTS management to re-establish
Descending shared carrying, including：
Described C-PDS sends users to share bearer reconstruction request message to the second base station, wherein carries：Call identification, exhale
Priority, the corresponding qos parameter of trunked call service of Second Type, the IP of described M-PDS and described M-PDS is made to group busy for collection
It is the T1-TEID corresponding with the second base station of traffic assignments；
Described second base station is managed according to the corresponding qos parameter of trunked call service of Second Type, for described second base station
The business receiving terminal of reason re-establishes descending shared carrying, deletes original descending shared carrying, and returns use to described C-PDS
Bearer reconstruction response message is shared at family, wherein carries the T1-TEID that the second base station is redistributed for trunked call service.
After the completion of the re-establishing of described descending shared carrying, the method also includes：
Described C-PDS sends modification to M-PDS and carries change request message, and wherein carrying the second base station is trunked call industry
Be engaged in the T1-TEID redistributing；
M-PDS by preserve the second base station distribute for trunked call service T1-TEID, according to described second base station for collect
The T1-TEID that groupcall business is redistributed modifies, and returns modification carrying change response message to C-PDS.
Described trunking dispatching subsystem notifies the type of service of trunked call service described in described group member terminal to change,
Including：
Described C-PDS sends service informing information to business receiving terminals all in group, and sends eventually to described business
End sends authorization messages, points out the type of service of trunked call service to be transformed to Second Type.
Described trunking dispatching subsystem changes the T1 of the corresponding described trunked call service of group member terminal own base station
Before carrying, the method also includes：
Described trunking dispatching subsystem is that described business transmission terminal sets up up carrying again, and is all business again
Receiving terminal sets up descending shared carrying.
Described trunking dispatching subsystem is that described business transmission terminal sets up up carrying again, including：
Described C-PDS sends to described M-PDS and carries change request message, request described M-PDS modification and described first
The T1 of the corresponding trunked call service in base station carries, and carries in described carrying change request message：Call identification, call priority
Level, the corresponding qos parameter of trunked call service of Second Type and the mark of described first base station；
Described M-PDS searches the medium surface resource that the T1 corresponding with described first base station of itself storage carries, if searching
Less than, then M-PDS according to the corresponding qos parameter of trunked call service of Second Type, redistribute and described first base station pair
The medium surface resource that the T1 answering carries, and return establishment carrying response message to described C-PDS；If finding, M-PDS according to
The corresponding qos parameter of trunked call service of Second Type, the T1 corresponding with described first base station of modification M-PDS storage carry
Medium surface resource, and to C-PDS return carry change response message；Carrying M-PDS in described carrying change response message is
The T1-TEID corresponding with described first base station of trunked call service distribution；
Described C-PDS sends user's dedicated bearer to described first base station and sets up request message, wherein carries：Described business
The mark of transmission terminal, call identification, call priority, the corresponding qos parameter of trunked call service of Second Type, described M-
The T1-TEID corresponding with first base station that IP and M-PDS of PDS distributes for trunked call service；
Described first base station sends eventually according to the corresponding qos parameter of trunked call service of Second Type, to described business
End sends RRC and connects reconfiguration message, changes the RRC having built up and connects；
Described business sends terminal to described first base station transmission RRC connection and reconfigures completion message, confirms that RRC connects weight
Join and complete；
Described first base station sends user's dedicated bearer to described C-PDS and sets up response message, notifies business described in C-PDS
The up carrying foundation sending terminal completes；Described user's dedicated bearer is set up and carried described first base station in response message is collection
The T1-TEID that groupcall business is redistributed.
Again set up descending shared carrying for all business receiving terminals, including：
Described C-PDS sends users to share bearer reconstruction request message to described first base station, wherein carries：Calling mark
Knowledge, call priority, the corresponding qos parameter of trunked call service of Second Type, the IP of described M-PDS and described M-PDS are
The T1-TEID corresponding with described first base station of trunked call service distribution；
Described first base station connects according to the corresponding qos parameter of trunked call service of Second Type, for described all business
Receive terminal and re-establish descending shared carrying, delete original descending shared carrying, and return users to share to described C-PDS and carry
Rebuild response message, notify the descending shared carrying foundation of described C-PDS all business receiving terminal to complete；Described users to share
The T1-TEID that described first base station is redistributed is carried for trunked call service in bearer reconstruction response message.
Described trunking dispatching subsystem is that described business transmission terminal sets up up carrying again, and is all business again
Before receiving terminal sets up descending shared carrying, the method also includes：
The type of service that described business sends the terminal described trunked call service of initiation is transformed to Equations of The Second Kind by the first kind
Type；
Described trunking dispatching subsystem initiates the authentication process of type of service conversion.
The type of service that described business sends the terminal described trunked call service of initiation is transformed to Equations of The Second Kind by the first kind
Type, including：
Described business sends terminal to described C-PDS and sends business request information, the service class of request trunked call service
Type is transformed to Second Type by the first kind, carries in described business request information：Business sends the mark of terminal, calling mould
Formula, type of service and called number；
Described call model is to be designated as trunked call；Described type of service is designated as described Second Type.
Described trunking dispatching subsystem initiates the authentication process of type of service conversion, including：
Described C-PDS initiates authentication process to the home location register (PHR) in trunking dispatching subsystem, according to described PHR
The legitimacy of middle preservation and the relevant information of authority, the legitimacy sending terminal to described business carries out judging and to institute
The authority stating the trunked call service whether all group member terminals in group have execution Second Type is judged；
If described business send that terminal is legal and group in all group member terminals there is the collection of execution Second Type
The authority of groupcall business, then authenticate and pass through.
When described authentication is passed through, the method also includes：
Described C-PDS obtains, from described PHR, the information that business sends terminal, including：Business sends the user right of terminal
The corresponding qos parameter with Second Type trunked call service.
Present invention also offers a kind of broadband group service realize system, this system is applied to the trunked call of foundation
When the type of service of business is transformed to Second Type by the first kind, including：Trunking dispatching subsystem, broadband wireless access subsystem
System and group member terminal, described broadband wireless access subsystem includes base station；Wherein：
Described trunking dispatching subsystem, for changing the corresponding described trunked call service of group member terminal own base station
T1 carry, and notify the described group member terminal that described base station is described BTS management to re-establish descending shared carrying；
Described base station, re-establishes descending shared carrying for the described group member terminal for described self-management；
Described trunking dispatching subsystem, is additionally operable to, after the completion of the re-establishing of described descending shared carrying, notify described group
The type of service of trunked call service described in group membership's terminal changes.
Described group member terminal, the type of service being additionally operable to initiate described trunked call service is transformed to by the first kind
Second Type；Or,
Described trunking dispatching subsystem, the type of service being additionally operable to initiate described trunked call service is converted by the first kind
For Second Type.
The method and system of the present invention open broadband group service, when the service class of the trunked call service of foundation
When type is transformed to Second Type by the first kind, according to the corresponding qos parameter of trunked call service of Second Type, colony dispatching
The T1 that subsystem changes the corresponding trunked call service of group member terminal own base station carries, and notifies base station to be BTS management
Group member terminal re-establish descending shared carrying；After the completion of the re-establishing of descending shared carrying, trunking dispatching subsystem leads to
Know that the type of service of group member terminal cluster call business changes.To be realized using trunking dispatching subsystem in such scheme
Qos policy controls, and reduces broadband wireless access subsystem load；Transmit broadband services using many M-PDS it is achieved that group is interior at a high speed
The real-time transmission of broadband services；Business carry out middle according to qos parameter change real-time update carry, support broadband services variation.
Brief description
Fig. 1 is the structural representation of the wideband digital trunked communication system based on TD-LTE technology；
Fig. 2 is the implementation method schematic flow sheet of broadband of the present invention group service；
Fig. 3 is the implementation method schematic flow sheet of the broadband group service of the embodiment of the present invention one；
Fig. 4 is the implementation method schematic flow sheet of the broadband group service of the embodiment of the present invention two.
Specific embodiment
The implementation method of broadband proposed by the present invention group service is used for realizing wideband digital collection group inner width with business
Transmit in real time, the wideband digital trunked communication system realized based on TD-LTE technology of the method.
TD-LTE technology is the evolution technology of TD SDMA (TD-SCDMA), is mobile communication and broadband wireless
Access the model merged, be also one of mainstream standard of Future broadband mobile communication.Compared with existing trunked communication system, it is based on
The wideband digital trunked communication system of TD-LTE technology has bigger channel capacity, the higher availability of frequency spectrum, higher resisting
Interference performance and more preferable transmission performance, are capable of in group based on the wideband digital trunked communication system of TD-LTE technology
The real-time transmission of high speed broadband service.
Fig. 1 is the structural representation of the wideband digital trunked communication system based on TD-LTE technology.As illustrated, being based on
The wideband digital trunked communication system of TD-LTE technology includes：Terminal, broadband wireless access subsystem and trunking dispatching subsystem
Three key components.Below each ingredient is illustrated.
1st, terminal.
Terminal refers to the terminal unit (UE) that user can directly operate, and including user terminal and dispatching desk client, uses
Family terminal is made up of mobile terminal and fixed station.Wherein, mobile terminal includes hand held mobile station and Vehicle mounted station etc..
Terminal possesses group service function, also possesses interconnection call business, Packet data service, short message service etc. simultaneously
Multiple business ability, can be roamed in the whole network coverage.
2nd, broadband wireless access subsystem.
Broadband wireless access subsystem is mainly made up of enhanced base station (eNodeB).For being responsible for the correlation of group service
Process, complete the access function of terminal, and the message of terminal is distributed by corresponding trunking dispatching subsystem according to type of service
Process, for example：By control signaling be sent to C-PDS and from C-PDS receive clustered control signaling, be terminal distribution Radio Resource
(the cell allocation of downlink e.g., being located for the terminal receiving business data flow shares Radio Resource)；Business data flow is sent to
The business datum of the business being received by M-PDS transmission terminal transmission is simultaneously streamed to business receiving terminal etc. by M-PDS.
3rd, trunking dispatching subsystem.
Trunking dispatching subsystem includes dispatch server (PTT Dispatching Server, PDS), home location register
(PTT Home Register, PHR), dispatching desk server (Dispatching Agent Server, DAS) and dispatching desk visitor
Family end (Dispatching Agent Client, DAC).Trunking dispatching subsystem and broadband wireless access subsystem pass through IP network
Network interconnects.
PDS, is the control centre of cluster service, for executing foundation and the release of trunked call, such as：Differentiate a push-to-talk
(PTT, Push To Talk) user, set up PTT calling, judge PTT ask etc.；PDS be additionally operable to execute voice collect and
Forwarding etc. is processed, such as：Receive the PTT voice packet that up-link is come, and be distributed to downlink.PDS is divided into chain of command scheduling clothes
Business device (C-PDS) and medium surface dispatch server (M-PDS), can configure multiple M-PDS under a C-PDS.C-PDS and M-PDS
Between connected by T11 interface, T11 interface be S11 Interface Expanding, general packet radio service (GPRS) tunnel based on chain of command
Road agreement (GTP-C, GPRS Tunneling Protocol for control plane) is realized.
PHR, for being managed to the group in cluster, group and user, and executes certification, authentication and charging；Numeral
Trunked communication system provides cluster service for group, and described group is made up of multiple groups and user, and each user may belong to
Multiple groups；
DAS, accesses for executing DAC, provides the user dispatching desk service；
DAC, for providing man machine interface, initiates trunked call to the group in group, user.
Above-mentioned based in the wideband digital trunked communication system of TD-LTE technology：
Pass through LTE-Uu interface between terminal and eNodeB to be connected；
Pass through T1-C interface between eNodeB and C-PDS to be connected, T1-C interface is S1 Interface Expanding, based on flow control transmission
Agreement (SCTP, Stream Control Transmission Protocol) is realized；Pass through T1-U between eNodeB and M-PDS
Interface is connected, and T1-U interface is S1 Interface Expanding, general packet radio service tunnel agreement (GTP-U, the GPRS based on user plane
Tunneling Protocol for the user plane) realize.
Based on above-mentioned wideband digital trunked communication system, the implementation method of broadband of the present invention group service as shown in Fig. 2
Including：
Step 201, according to the corresponding qos parameter of trunked call service of Second Type, trunking dispatching subsystem changes group
The T1 of the corresponding trunked call service of group membership's terminal own base station carries, and notifies the group member that base station is BTS management whole
End re-establishes descending shared carrying；
Step 202, after the completion of the re-establishing of descending shared carrying, trunking dispatching subsystem notifies group member terminal cluster
The type of service of call business changes.
In conjunction with the method shown in Fig. 2, in the system shown in Fig. 1, foundation trunked call service type of service by
When the first kind is transformed to Second Type：
Trunking dispatching subsystem, for changing the T1 of the corresponding described trunked call service of group member terminal own base station
Carry, and notify the group member terminal that base station is BTS management to re-establish descending shared carrying；
Base station, re-establishes descending shared carrying for the group member terminal for self-management；
Trunking dispatching subsystem, is additionally operable to, after the completion of the re-establishing of descending shared carrying, notify group member termination set
The type of service of groupcall business changes.
Group member terminal, the type of service for initiating trunked call service is transformed to Second Type by the first kind；
Or,
Trunking dispatching subsystem, the type of service being additionally operable to initiate trunked call service is transformed to Equations of The Second Kind by the first kind
Type.
Specifically, in Fig. 1, the concrete function of each ingredient will illustrate in follow-up embodiment.
With reference to Fig. 1, the scheme shown in above-mentioned Fig. 2 is described by specific embodiment.
Fig. 3 is in the inventive method embodiment, in collection group session, is changed by the type of service that terminal is initiated
The flowchart of broadband group service.
In this embodiment：Prerequisite is set up for trunked call service, and group member terminal initiates trunked call industry
The type of service of business changes, and is become by the first kind and turns to Second Type.The group member that type of service changes will be initiated in group
Terminal is referred to as business and sends terminal, then other group member terminals in addition to business sends terminal, in group are referred to as business reception
Terminal.The base station that business is sent belonging to terminal is referred to as first base station, and the base station belonging to business receiving terminal is referred to as the second base
Stand, generally, the second base station has multiple, and first base station and certain second base station are also likely to be same base station.
Step 301, business sends terminal to C-PDS and sends business request information, and requested service Change of types, in this enforcement
Video (Second Type) is turned to it is assumed that become the type of service of trunked call service by voice (first kind) in example.Business please
Ask and in message, carry mark, call model (trunked call), type of service (video) and the called number that business sends terminal
(group number) etc..
Wherein, call model includes individual calling and trunked call, and in an embodiment of the present invention, call model is grouied busy for collection
Cry；
Called number is related with call model, and when call model is trunked call, called number is group number.
Step 302, C-PDS initiates authentication process to PHR, including：Business is sent with the judgement of the legitimacy of terminal, and
The judgement whether having video calling authority to group member terminals all in group (saves legitimacy and authority in PHR
Relevant information), if failed authentication (i.e. business send that terminal is illegal and/or group in all group member terminals do not have
Have video calling authority), then C-PDS refuses this service request, and flow process terminates, and original type of service is the trunked call of voice
Keep；If authentication by (i.e. business send that terminal is legal and group in all group member terminals there is video calling weigh
Limit), then C-PDS obtains, from PHR, the information that business sends terminal, including：User right (business sends the authority of terminal) and industry
Service type is the corresponding qos parameter of trunked call service of video, then execution step 303.
Step 303, C-PDS sends to the M-PDS of the Media Stream forwarding this trunked call service and carries change request message,
The T1 that request M-PDS changes trunked call service corresponding with first base station carries, and carries in change request message and carries：Calling
Mark (group number), call priority, type of service are the corresponding qos parameter of trunked call service and first base of video
Information (for example identifying) stood etc..
Wherein, when call model is trunked call, call identification is group number.
Call priority refer to this calling priority, in an embodiment of the present invention for：When type of service is video,
The priority of this trunked call.
The medium surface that step 304, M-PDS search the trunked call service corresponding with first base station of itself storage carries money
Source (here, medium surface bearing resource is that above-mentioned T1 carries corresponding medium surface resource), if search less than M-PDS is according to industry
Service type is the corresponding qos parameter of trunked call service of video, redistributes trunked call service corresponding with first base station
Medium surface bearing resource, and to C-PDS return carry change response message, wherein carry M-PDS and divide for trunked call service
The T1 tunnel endpoint identifier corresponding with first base station (T1-TEID, T1-Tunnel Endpoint Identifier) joined；
If finding, corresponding with first base station for the corresponding qos parameter of trunked call service of video, modification according to type of service
The medium surface bearing resource of trunked call service, and return carrying change response message to C-PDS, wherein carrying M-PDS is collection
The T1-TEID corresponding with first base station of groupcall traffic assignments.
If current M-PDS inadequate resource is it is impossible to ensure that business is carried out, reply the carrying change response message of refusal, by C-
PDS refuses this service request, and flow process terminates, and type of service is that the trunked call service of voice keeps.
Step 305, corresponding with first base station in M-PDS, type of service is that the T1 of the trunked call service of video carries
After the completion of modification：C-PDS sends user's dedicated bearer to first base station and sets up request message, notifies first base station to send for business
Terminal sets up up carrying.Carry in message：Business send the mark of terminal, call identification (group number), call priority,
Type of service is the corresponding qos parameter of trunked call service of video, IP and M-PDS of M-PDS divides for trunked call service
The T1-TEID corresponding with first base station joining.
Step 306, first base station according to type of service be the corresponding qos parameter of trunked call service of video, to business
Send terminal transmission RRC connection and reconfigure (RRC Connection Reconfiguration) message, modification has built up
(the RRC connection that will have built up is reconfigured so as to be met the trunked call service that type of service is video for RRC connection
The requirement of corresponding qos parameter).
Step 307, business sends terminal to first base station and sends RRC and connect reconfigure and complete (RRC Connection
Reconfiguration Complete) message, confirm that RRC connects to join again and complete.
Step 308, first base station sends user's dedicated bearer to C-PDS and sets up response message, notifies C-PDS business to send
The up carrying of terminal is set up and is finished.The T1-TEID that first base station is redistributed is carried for trunked call service in message.
Step 309, C-PDS sends users to share bearer reconstruction request message to first base station, notifies first base station again
Set up descending shared carrying for business receiving terminals all in group.Carry in message：Call identification (group number), calling are excellent
First level, type of service are the corresponding qos parameter of trunked call service of video, IP and M-PDS of M-PDS is trunked call service
The T1-TEID corresponding with this first base station of distribution.
Step 310, first base station according to type of service for video the corresponding qos parameter of trunked call service, be group
In all business receiving terminals re-establish descending shared carrying, delete original descending shared carrying (for voice).
Step 311, first base station sends users to share bearer reconstruction response message to C-PDS, notifies all business of C-PDS
The descending shared carrying foundation of receiving terminal finishes.The T1- that first base station is redistributed is carried for trunked call service in message
TEID.
Explanation：In step 308 and step 311, first base station is same for the T1-TEID that trunked call service is redistributed
Individual ID.
Separately, step 305～308 and step 309～311 are synchronously concurrently carried out.
Step 312, C-PDS sends modification to M-PDS and carries change request, and carrying first base station in message is trunked call
The T1-TEID that business is redistributed, request M-PDS changes the medium surface bearing resource of the corresponding trunked call service of first base station
(changing the corresponding T1-TEID of first base station).
It is pointed out that saving corresponding two T1-TEID of first base station in M-PDS, one is M-PDS is cluster
The first base station of call business distribution corresponds to T1-TEID；One is the T1-TEID that first base station is trunked call service distribution.
Here, that request M-PDS modification is the T1-TEID that first base station is trunked call service distribution.
Step 313, M-PDS carries change request by original corresponding T1-TEID of first base station preserving, according to modification and disappears
The first base station carrying in breath is modified for the T1-TEID that trunked call service is redistributed, and holds to C-PDS return modification
Carry change response message.
When above-mentioned steps 303-313 change for type of service, again send terminal for business and set up up carrying and weight
The new process setting up descending shared carrying for all business receiving terminals.
Step 314, C-PDS according to the second station list of record, for each the second base station, to forwarding trunked call industry
The M-PDS of business Media Stream sends and carries change request message, and request M-PDS changes and each corresponding trunked call in the second base station
The T1 of business carries, and carries in message：Call identification (group number), call priority, type of service are that the collection of video is grouied busy
It is information (for example identifying) of the corresponding qos parameter of business and the second base station etc..Wherein, the second base station carrying in this message
Information, the information of all second base stations can be comprised it is also possible to comprise the information of second base station.
Step 315, the medium surface that M-PDS searches the trunked call service corresponding with the second base station of itself storage carries money
Source (here, medium surface bearing resource is that above-mentioned T1 carries corresponding medium surface resource), if search less than M-PDS is according to industry
Service type is the corresponding qos parameter of trunked call service of video, redistributes trunked call service corresponding with the second base station
Medium surface bearing resource, to C-PDS return create carry response message, wherein carry M-PDS be trunked call service distribution
T1-TEID corresponding with the second base station；If finding, corresponding for the trunked call service of video according to type of service
Qos parameter, the medium surface bearing resource of modification trunked call service corresponding with the second base station, and return carrying change to C-PDS
Change response message, wherein carry the T1-TEID corresponding with the second base station that M-PDS distributes for trunked call service.
It is pointed out that M-PDS is trunked call service distribution distribution, the corresponding T1-TEID in each second base station
Different.
Step 316, C-PDS send users to share bearer reconstruction request message to the second base station, notify the second base station again
Set up descending shared carrying for the business receiving terminal that it manages.Carry in message：Call identification (group number), call priority
Level, type of service are the corresponding qos parameter of trunked call service of video, IP and M-PDS of M-PDS divides for trunked call service
Join with the corresponding T1-TEID in this second base station.
Step 317, the second base station is managed for the corresponding qos parameter of trunked call service of video, for it according to type of service
The business receiving terminal of reason re-establishes descending shared carrying, deletes original descending shared carrying (for voice).
Step 318, the second base station send users to share bearer reconstruction response message to C-PDS, notify this second base of C-PDS
The descending shared carrying foundation of the business receiving terminal of station administration finishes.Carrying this second base station in message is trunked call service
The T1-TEID redistributing.
Step 319, C-PDS send modification to M-PDS and carry change request, and carrying the second base station in message is trunked call
The T1-TEID that business is redistributed, request M-PDS changes the medium surface bearing resource of the corresponding trunked call service in the second base station
(changing the corresponding T1-TEID in the second base station).
It is pointed out that saving corresponding two T1-TEID in the second base station in M-PDS, one is M-PDS is cluster
Second base station of call business distribution corresponds to T1-TEID；One is the T1-TEID that the second base station is distributed for trunked call service.
Here, that request M-PDS modification is the T1-TEID that the second base station is distributed for trunked call service.
Step 320, M-PDS carry change request by original corresponding T1-TEID in the second base station preserving, according to modification and disappear
Modifying for the T1-TEID that trunked call service is redistributed in the second base station carrying in breath, and holds to C-PDS return modification
Carry change response message.
When step 314-320 changes for type of service, the second base station is set up descending common again for all business receiving terminals
Enjoy the process of carrying.
Above-mentioned steps 303～313 and step 314～320 are carried out parallel.
Step 321～323, C-PDS sends terminal to business and sends service authorization message, and to all business receiving terminals
Send service informing information, prompt service type change.
Step 324, video media stream starts to transmit.
Actual arrange net, a C-PDS can be configured with multiple M-PDS, and when trunked call is set up, C-PDS is to caller eventually
After the completion of end (initiating the group member terminal of trunked call service) authentication, according to calling GID carrying in authentication responses etc.
Call information, determines the M-PDS forwarding this trunked call Media Stream, by the IP address of this M-PDS or mark (ID) number and this
Secondary trunked call association is it is ensured that a trunked call in a C-PDS uses a M-PDS.
Fig. 4 show in the inventive method embodiment, in collection group session, is become by the type of service that DSS initiates
The flowchart of the broadband group service changed.
In this embodiment：Prerequisite is set up for trunked call service, and DSS initiates the service class of trunked call service
Type changes.Then do not differentiate between first base station and the second base station in this embodiment, by DSS all group members ends directly and in group
Base station belonging to end interacts, and completes the foundation that group member user equipment downlink shares carrying.
Step 401, C-PDS according to record base station (i.e. base station belonging to group member terminal) list, for each base
Stand, send to the M-PDS forwarding trunked call service Media Stream and carry change request message, request M-PDS changes and each base
Stand corresponding trunked call service T1 carry, carry in message：Call identification (group number), call priority, service class
Type is information (for example identifying) of the corresponding qos parameter of trunked call service of video and base station etc..Wherein, take in this message
The information of the base station of band, can comprise the information of all base stations it is also possible to only comprise the information of a base station.
Step 402, M-PDS searches the medium surface bearing resource of the trunked call service corresponding with base station of itself storage
(here, medium surface bearing resource is the medium surface resource that above-mentioned T1 carries), if search less than M-PDS is according to type of service
For the corresponding qos parameter of trunked call service of video, the medium surface of redistributing trunked call service corresponding with base station holds
Carry resource, return to create to C-PDS and carry response message, wherein carry that M-PDS distributes for trunked call service with base station pair
The T1-TEID answering；If finding, M-PDS according to type of service for video the corresponding qos parameter of trunked call service, repair
Change the medium surface bearing resource of trunked call service corresponding with base station, and return carrying change response message to C-PDS, wherein
Carry the T1-TEID corresponding with base station that M-PDS distributes for trunked call service.
It is pointed out that M-PDS is trunked call service distribution distribution, the corresponding T1-TEID in each base station difference.
Step 403, C-PDS send users to share bearer reconstruction request message to base station, notify base station again to manage for it
Group member terminal set up descending shared carrying.Carry in message：Call identification (group number), call priority, business
Type is the corresponding qos parameter of trunked call service of video, IP and M-PDS of M-PDS distributes for trunked call service with
The corresponding T1-TEID in this base station.
Step 404, base station according to type of service for video the corresponding qos parameter of trunked call service, for its management
Group member terminal re-establishes descending shared carrying, deletes original descending shared carrying (for voice).
Step 405, base station send users to share bearer reconstruction response message to C-PDS, notify this BTS management of C-PDS
The descending shared carrying foundation of group member terminal finishes.Carry what this base station was redistributed for trunked call service in message
T1-TEID.
Step 406, C-PDS send modification to M-PDS and carry change request, and carrying base station in message is trunked call service
The T1-TEID redistributing, the medium surface bearing resource that request M-PDS changes the corresponding trunked call service in base station (is changed
The corresponding T1-TEID in base station).
Step 407, M-PDS carry in change request message by original corresponding T1-TEID in base station preserving, according to modification
Modifying for the T1-TEID that trunked call service is redistributed in the base station carrying, and should to C-PDS return modification carrying change
Answer message.
Step 408, C-PDS sends service informing information, prompt service type change to all group member terminals.
Step 409, video media streaming.
Implementation method based on LTE digital cluster system middle width strip group service proposed by the present invention, using low cost, can
Flexible, configurable IP full wireless multimedia network architecture, compatible existing group system.Transmit broadband using cluster dedicated bearing
Data flow, meet the requirement to bandwidth, speed, time delay and real-time of broadband services in group it is ensured that broadband services real-time
Transmission.In addition, qos policy control is realized using cluster service system in technical scheme, reduce broadband wireless and connect
Enter subsystem load；Using many M-PDS transmit broadband services it is achieved that in group high speed broadband service real-time transmission；Business is entered
In row, QoS changes real-time update and carries, support broadband services variation.
The above, only presently preferred embodiments of the present invention, it is not intended to limit protection scope of the present invention.
Claims (19)
1. a kind of broadband group service implementation method it is characterised in that the trunked call service of foundation type of service by
The first kind is transformed to Second Type, and the method also includes：
According to the corresponding qos parameter of trunked call service of Second Type, trunking dispatching subsystem changes group member terminal institute
The T1 belonging to the corresponding described trunked call service in base station carries, and notifies described group's composition that described base station is described BTS management
Member's terminal re-establishes descending shared carrying；
After the completion of the re-establishing of described descending shared carrying, described trunking dispatching subsystem notifies described in described group member terminal
The type of service of trunked call service changes.
2. according to claim 1 the implementation method of broadband group service it is characterised in that described trunking dispatching subsystem is sent out
The type of service playing described trunked call service is when being transformed to Second Type by the first kind,
The T1 that described trunking dispatching subsystem changes the corresponding described trunked call service of group member terminal own base station carries,
Including：
Chain of command dispatch server C-PDS in described trunking dispatching subsystem is to the medium surface in described trunking dispatching subsystem
Dispatch server M-PDS sends and carries change request message, and the described M-PDS of request changes trunked call corresponding with described base station
The T1 of business carries；Carry in described carrying change request message：Call identification, call priority, the collection of Second Type are grouied busy
It is the mark of the corresponding qos parameter of business and described base station；
Described M-PDS searches the medium surface resource that the T1 corresponding with described base station of itself storage carries, if searching less than M-
PDS according to the corresponding qos parameter of trunked call service of Second Type, redistribute the matchmaker that T1 corresponding with described base station carries
Honorable resource, and return establishment carrying response message to described C-PDS；If finding, M-PDS is according to the cluster of Second Type
The medium surface resource that the corresponding qos parameter of call business, the T1 corresponding with described base station of modification M-PDS storage carry, and to
C-PDS returns and carries change response message；
Described carrying in change response message carries the T1- corresponding with described base station that M-PDS distributes for trunked call service
TEID.
3. according to claim 2 broadband group service implementation method it is characterised in that described trunking dispatching subsystem lead to
Know that the described group member terminal that described base station is described BTS management re-establishes descending shared carrying, including：
Described C-PDS sends users to share bearer reconstruction request message to base station, wherein carries：Call identification, call priority,
The corresponding qos parameter of trunked call service of Second Type, the IP of described M-PDS and described M-PDS divide for trunked call service
The T1-TEID corresponding with described base station joining；
The corresponding qos parameter of trunked call service according to Second Type for the described base station, the group member for described BTS management
Terminal re-establishes descending shared carrying, deletes original descending shared carrying, and returns users to share carrying weight to described C-PDS
Build response message, wherein carry the T1-TEID that described base station is redistributed for trunked call service.
4. according to claim 3 the implementation method of broadband group service it is characterised in that the weight of described descending shared carrying
After the completion of foundation, the method also includes：
Described C-PDS sends modification to M-PDS and carries change request message, and wherein carrying described base station is trunked call service weight
Newly assigned T1-TEID；
M-PDS is the T1-TEID that distributes of trunked call service by the base station preserving and described base station is trunked call service weight
Newly assigned T1-TEID modifies, and returns modification carrying change response message to C-PDS.
5. according to claim 4 broadband group service implementation method it is characterised in that described trunking dispatching subsystem lead to
Know that the type of service of trunked call service described in described group member terminal changes, including：
Described C-PDS sends service informing information to group member terminals all in group, points out the business of trunked call service
Type conversion is Second Type.
6. according to claim 1 broadband group service implementation method it is characterised in that described group member terminal initiate
When the type of service of described trunked call service is transformed to Second Type by the first kind, described trunked call service will be initiated
Type of service sends terminal by the group member terminal that the first kind is transformed to Second Type as business, described by removing in group
Other group member terminals beyond business transmission terminal are as business receiving terminal；Described business is sent the base belonging to terminal
Stand as first base station, using the base station belonging to described business receiving terminal as the second base station, described second base station have one or
Multiple.
7. according to claim 6 the implementation method of broadband group service it is characterised in that described trunking dispatching subsystem is repaiied
The T1 changing the corresponding described trunked call service of group member terminal own base station carries, including：
Chain of command dispatch server C-PDS in described trunking dispatching subsystem forwards described in described trunking dispatching subsystem
The medium surface dispatch server M-PDS of the Media Stream of trunked call service sends and carries change request message, asks described M-PDS
The T1 changing trunked call service corresponding with described second base station carries；Carry in described carrying change request message：Calling
Mark, call priority, the corresponding qos parameter of trunked call service of Second Type and the mark of the second base station；
Described M-PDS searches the medium surface resource that the T1 corresponding with the second base station of itself storage carries, if searching less than M-
PDS according to the corresponding qos parameter of trunked call service of Second Type, redistribute the matchmaker that T1 corresponding with the second base station carries
Honorable resource, and return establishment carrying response message to described C-PDS；If finding, M-PDS is according to the cluster of Second Type
The medium surface resource that the corresponding qos parameter of call business, the T1 corresponding with the second base station of modification M-PDS storage carry, and to
C-PDS returns and carries change response message；
Described carrying in change response message carries the T1- corresponding with the second base station that M-PDS distributes for trunked call service
TEID.
8. according to claim 7 broadband group service implementation method it is characterised in that described trunking dispatching subsystem lead to
Know that the described group member terminal that described base station is described BTS management re-establishes descending shared carrying, including：
Described C-PDS sends users to share bearer reconstruction request message to the second base station, wherein carries：Call identification, calling are excellent
First level, the corresponding qos parameter of trunked call service of Second Type, the IP of described M-PDS and described M-PDS are trunked call industry
The T1-TEID corresponding with the second base station of business distribution；
Described second base station is according to the corresponding qos parameter of trunked call service of Second Type, for described second BTS management
Business receiving terminal re-establishes descending shared carrying, deletes original descending shared carrying, and returns user altogether to described C-PDS
Enjoy bearer reconstruction response message, wherein carry the T1-TEID that the second base station is redistributed for trunked call service.
9. according to claim 8 the implementation method of broadband group service it is characterised in that the weight of described descending shared carrying
After the completion of foundation, the method also includes：
Described C-PDS sends modification to M-PDS and carries change request message, and wherein carrying the second base station is trunked call service weight
Newly assigned T1-TEID；
T1-TEID that the second base station preserving is distributed by M-PDS for trunked call service, group busy for collection according to described second base station
Make the T1-TEID that business is redistributed modify, and return modification to C-PDS and carry change response message.
10. according to claim 9 the implementation method of broadband group service it is characterised in that described trunking dispatching subsystem
The type of service notifying trunked call service described in described group member terminal changes, including：
Described C-PDS sends service informing information to business receiving terminals all in group, and sends out to described business transmission terminal
Send authorization messages, point out the type of service of trunked call service to be transformed to Second Type.
The implementation method of 11. broadband group services according to claim 10 is it is characterised in that described trunking dispatching subsystem
Before the T1 of the modification corresponding described trunked call service of group member terminal own base station carries, the method also includes：
Described trunking dispatching subsystem is that described business transmission terminal sets up up carrying again, and is that all business receive again
Terminal sets up descending shared carrying.
12. according to claim 11 broadband group service implementation method it is characterised in that described trunking dispatching subsystem
Again it is that described business transmission terminal sets up up carrying, including：
Described C-PDS sends to described M-PDS and carries change request message, and the described M-PDS of request changes and described first base station
The T1 of corresponding trunked call service carries, and carries in described carrying change request message：Call identification, call priority,
The corresponding qos parameter of trunked call service of two types and the mark of described first base station；
Described M-PDS searches the medium surface resource that the T1 corresponding with described first base station of itself storage carries, if search less than,
Then M-PDS according to the corresponding qos parameter of trunked call service of Second Type, redistribute T1 corresponding with described first base station
The medium surface resource carrying, and return establishment carrying response message to described C-PDS；If finding, M-PDS is according to Equations of The Second Kind
The media that the corresponding qos parameter of trunked call service of type, the T1 corresponding with described first base station of modification M-PDS storage carry
Face resource, and return carrying change response message to C-PDS；Carry M-PDS in described carrying change response message to group busy for collection
It is the T1-TEID corresponding with described first base station of traffic assignments；
Described C-PDS sends user's dedicated bearer to described first base station and sets up request message, wherein carries：Described business sends
The mark of terminal, call identification, call priority, the corresponding qos parameter of trunked call service of Second Type, described M-PDS
The T1-TEID corresponding with first base station that distribute for trunked call service of IP and M-PDS；
Described first base station is sent out according to the corresponding qos parameter of trunked call service of Second Type, to described business transmission terminal
Send RRC to connect reconfiguration message, change the RRC having built up and connect；
Described business sends terminal to described first base station transmission RRC connection and reconfigures completion message, confirms that RRC connects and has joined again
Become；
Described first base station sends user's dedicated bearer to described C-PDS and sets up response message, notifies business described in C-PDS to send
The up carrying of terminal is set up and is completed；Described user's dedicated bearer is set up and is carried described first base station in response message and group busy for collection
It is the T1-TEID that business is redistributed.
13. according to claim 11 broadband group service implementation method it is characterised in that being that all business receive again
Terminal sets up descending shared carrying, including：
Described C-PDS sends users to share bearer reconstruction request message to described first base station, wherein carries：Call identification, exhale
Priority, the corresponding qos parameter of trunked call service of Second Type, the IP of described M-PDS and described M-PDS is made to group busy for collection
It is the T1-TEID corresponding with described first base station of traffic assignments；
Described first base station receives eventually according to the corresponding qos parameter of trunked call service of Second Type, for described all business
End re-establishes descending shared carrying, deletes original descending shared carrying, and returns users to share bearer reconstruction to described C-PDS
Response message, notifies the descending shared carrying foundation of described C-PDS all business receiving terminal to complete；Described users to share carries
Rebuild in response message and carry the T1-TEID that described first base station is redistributed for trunked call service.
14. according to claim 11 broadband group service implementation method it is characterised in that described trunking dispatching subsystem
Again it is that described business transmission terminal sets up up carrying, and again set up descending shared carrying for all business receiving terminals
Before, the method also includes：
The type of service that described business sends the terminal described trunked call service of initiation is transformed to Second Type by the first kind；
Described trunking dispatching subsystem initiates the authentication process of type of service conversion.
15. according to claim 14 broadband group service implementation method it is characterised in that described business send terminal send out
The type of service playing described trunked call service is transformed to Second Type by the first kind, including：
Described business sends terminal to described C-PDS and sends business request information, the type of service of request trunked call service by
The first kind is transformed to Second Type, carries in described business request information：The mark of business transmission terminal, call model, industry
Service type and called number；
Described call model is to be designated as trunked call；Described type of service is designated as described Second Type.
16. according to claim 14 broadband group service implementation method it is characterised in that described trunking dispatching subsystem
Initiate the authentication process of type of service conversion, including：
Described C-PDS initiates authentication process to home location register PHR in trunking dispatching subsystem, preserves according in described PHR
Legitimacy and authority relevant information, to described business send terminal legitimacy carry out judging and to described group
In all group member terminals whether there is the authority of trunked call service of execution Second Type judged；
If described business send that terminal is legal and group in all group member terminals there is the collection of execution Second Type group busy
It is the authority of business, then authentication is passed through.
17. according to claim 16 broadband group service implementation method it is characterised in that when described authentication is passed through, should
Method also includes：
Described C-PDS obtains, from described PHR, the information that business sends terminal, including：Business sends the user right and the of terminal
The corresponding qos parameter of two type trunked call services.
A kind of 18. broadband group services realize system it is characterised in that this system is applied to the trunked call service of foundation
Type of service when Second Type is transformed to by the first kind, including：Trunking dispatching subsystem, broadband wireless access subsystem and
Group member terminal, described broadband wireless access subsystem includes base station；Wherein：
Described trunking dispatching subsystem, for changing the T1 of the corresponding described trunked call service of group member terminal own base station
Carry, and notify the described group member terminal that described base station is described BTS management to re-establish descending shared carrying；
Described base station, re-establishes descending shared carrying for the described group member terminal for described self-management；
Described trunking dispatching subsystem, is additionally operable to, after the completion of the re-establishing of described descending shared carrying, notify described group's composition
Described in member's terminal, the type of service of trunked call service changes.
19. according to claim 18 broadband group service realize system it is characterised in that
Described group member terminal, the type of service being additionally operable to initiate described trunked call service is transformed to second by the first kind
Type；Or,
Described trunking dispatching subsystem, the type of service being additionally operable to initiate described trunked call service is transformed to by the first kind
Two types.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210250530.2A CN103581839B (en) | 2012-07-19 | 2012-07-19 | Broadband trunking service realizing method and broadband trunking service realizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210250530.2A CN103581839B (en) | 2012-07-19 | 2012-07-19 | Broadband trunking service realizing method and broadband trunking service realizing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103581839A CN103581839A (en) | 2014-02-12 |
| CN103581839B true CN103581839B (en) | 2017-02-08 |
Family
ID=50052582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210250530.2A Active CN103581839B (en) | 2012-07-19 | 2012-07-19 | Broadband trunking service realizing method and broadband trunking service realizing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103581839B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3229442B1 (en) | 2014-12-31 | 2021-03-17 | Huawei Technologies Co., Ltd. | Wireless communication apparatus |
| CN106102018B (en) * | 2016-05-31 | 2019-09-10 | 海能达通信股份有限公司 | Communication configuration method and device in a kind of broadband cluster communication |
| CN107645714B (en) * | 2016-07-22 | 2022-07-19 | 中兴通讯股份有限公司 | Converged communication method, converged communication server, converged communication terminal and system |
| CN110740425B (en) * | 2018-07-20 | 2021-11-02 | 海能达通信股份有限公司 | Method and system for distinguishing cluster service bearer by core network |
| CN109327810B (en) * | 2018-09-29 | 2021-06-11 | 北京中兴高达通信技术有限公司 | Subway PIS service multicast method and device based on LTE broadband trunking communication |
| CN111866762B (en) * | 2019-04-24 | 2022-05-13 | 成都鼎桥通信技术有限公司 | Special bearer establishment method and user equipment |
| CN112867012B (en) * | 2019-11-27 | 2022-06-03 | 成都鼎桥通信技术有限公司 | Group resource changing method and broadband trunking communication system |
| CN111277964B (en) * | 2020-01-22 | 2022-04-01 | 北京市万格数码通讯科技有限公司 | Random access method for mobile terminal in high concurrency state of PDT system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6434140B1 (en) * | 1998-12-04 | 2002-08-13 | Nortel Networks Limited | System and method for implementing XoIP over ANSI-136-A circuit/switched/packet-switched mobile communications networks |
| 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 |
| CN101772221A (en) * | 2010-02-05 | 2010-07-07 | 中兴通讯股份有限公司 | Method for finishing smooth cleft grafting and cleft grafting operation executing equipment and devices |
-
2012
- 2012-07-19 CN CN201210250530.2A patent/CN103581839B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6434140B1 (en) * | 1998-12-04 | 2002-08-13 | Nortel Networks Limited | System and method for implementing XoIP over ANSI-136-A circuit/switched/packet-switched mobile communications networks |
| 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 |
| CN101772221A (en) * | 2010-02-05 | 2010-07-07 | 中兴通讯股份有限公司 | Method for finishing smooth cleft grafting and cleft grafting operation executing equipment and devices |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103581839A (en) | 2014-02-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103581839B (en) | Broadband trunking service realizing method and broadband trunking service realizing system | |
| KR102261172B1 (en) | Communication method and device | |
| EP2830337B1 (en) | Broadband digital trunking service implementation method and trunking scheduling management centre | |
| CN101409951B (en) | Method for establishing load bearing and relevant apparatus | |
| CN103428645B (en) | A kind of system and device for achieving cluster service | |
| CN103428636B (en) | A kind of group-calling set-up method | |
| CN102821358B (en) | A kind of implementation method of group-calling service | |
| CN103096260B (en) | Method, equipment and the system that a kind of wideband digital group service is realized | |
| CN102088662B (en) | Method for realizing real-time transmission of multimedia service in broadband digital cluster group | |
| CN110650454B (en) | V2X communication method, device and system | |
| CN101616364A (en) | A kind of group-calling service implementation method | |
| JP6091635B2 (en) | How to Preempt Right of Broadband Trunking System Based on LTE | |
| CN103024682B (en) | Digital clustering communication system realizes the method for half-duplex single call service | |
| WO2022052851A1 (en) | Quality of service (qos) monitoring method | |
| CN103546874B (en) | A kind of method and system of call management | |
| WO2014067358A1 (en) | Implementation method for transmission-priority application of lte-based broadband cluster system | |
| CN102984816A (en) | Call processing method and device | |
| CN102843655B (en) | A kind of method realizing organizing interior wideband multimedia cluster service and transmit in real time | |
| CN107431953A (en) | The method and apparatus of Business Stream shunting | |
| JP4833068B2 (en) | Method and system for implementing a push-to-talk service in a GSM mobile radio communication network | |
| WO2022033543A1 (en) | Relay communication method, and communication apparatus | |
| CN103458373A (en) | Cluster service achieving method and device thereof | |
| CN103533513A (en) | Digital trunking communication system and construction method thereof | |
| CN103582122A (en) | Group call establishment method based on digital trunked communication system, network side equipment | |
| CN101925136B (en) | Load establishing method and related device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210303 Address after: 801-6, 8 / F, building 52, 2 Jingyuan North Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: Beijing ZTE Gundam Communication Technology Co.,Ltd. Address before: 518057 Ministry of justice, Zhongxing building, South Science and technology road, Nanshan District hi tech Industrial Park, Shenzhen, Guangdong Patentee before: ZTE Corp. |
|
| TR01 | Transfer of patent right |