CN107241704A - The method and apparatus of broadband cluster system dynamic reorganization - Google Patents
The method and apparatus of broadband cluster system dynamic reorganization Download PDFInfo
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- CN107241704A CN107241704A CN201610188558.6A CN201610188558A CN107241704A CN 107241704 A CN107241704 A CN 107241704A CN 201610188558 A CN201610188558 A CN 201610188558A CN 107241704 A CN107241704 A CN 107241704A
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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
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/121—Wireless traffic scheduling for groups of terminals or users
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
- H04W8/186—Processing of subscriber group data
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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 relates to the method and apparatus of broadband cluster system dynamic reorganization, including：Group main control server receives the dynamic reorganization instruction of dispatching desk；Dynamic reorganization instruction includes：The domain name and/or address information of group main control server and the end message recombinated；The clustered control functional module of home domain according to where instructing to terminal dynamic reorganization sends dynamic reorganization request, and dynamic reorganization request includes：The end message and operation information recombinated, so that clustered control functional module is received after dynamic reorganization request, notifies terminal to carry out group information updating.When the technical scheme dispatching desk that the present invention is provided sends dynamic reorganization instruction, extend the IP address or domain name of carrying group main control server, dispatching desk is allowed to specify the group main control server for restructuring, dynamic reconstruction service is totally responsible for by a group main control server, Service control logical centralization, the problem of business of avoiding is dispersed in data and inconsistent state caused by Different Logic network element, reduces system complexity.
Description
Technical field
The present invention relates to wireless communication technology field, more particularly to a kind of broadband cluster system dynamic
The method and apparatus of restructuring.
Background technology
Trunked communication system be developed to meet the demand of industry user's command scheduling, towards
The private wireless communication system of specific industry application.A large amount of wireless users share a small amount of nothing in system
Line channel, using command scheduling business as main body application, is a kind of multipurpose, high-effect using frequently
The wireless communication system of rate resource.Trunked communication system in a government office, it is public safety, emergent
The fields such as communication, electric power, civil aviaton, petrochemical industry and army have a wide range of applications market.LTE
Broadband multimedia cluster system be using forth generation mobile communication technology LTE as core technology, will
LTE high-speed, big bandwidth and resource-sharing in Digital Trunking Technologies, fast call establishment,
What the features such as command scheduling was merged integrates the new generation broadband of voice, data, video
Digital multimedia cluster system.
With emerging in large numbers for wideband multimedia cluster service demand, for such as public security, the industry such as railway
User, in the urgent need on the basis of realizing that local wideband multimedia cluster network is built, building
Large-scale wideband multimedia cluster network, so as to be built suitable for the cluster dedicated network in the whole nation
If.Therefore need multiple regional broadband cluster systems to interconnect and support terminal to overflow
Trip.When terminal roaming, the broadband group service supported can be with unaffected.
Cluster dynamic reconstruction service is the one kind commonly used in trunked communication system command scheduling business
Scheduling business.I.e. system by authorize dispatching desk by multiple terminals dynamically weave into a group or
Terminal is removed into group, terminal is obtained the mode of grouping information by air interface signaling.More
During area's group system network interconnection, it can be distributed in differently as the terminal user of group membership
Area, belongs to the cluster system management of different regions.Terminal may be at roaming state simultaneously.This
Require that dispatching desk can be with dynamic reorganization terminal in the case of two kinds.
Existing LTE broadbands cluster standard do not define intactly still core net interconnect and
The processing procedure of the several scenes such as roaming.The issue in 2013 of Chinese industrial and informationization portion《Base
(the first rank is required in broadband cluster communication (B-TrunC) the system general technical of LTE technologies
Section)》Not yet define the network interconnection framework that the core net in multiple regions is interconnected and roamed.
Multiple core nets are not supported to interconnect and terminal roaming.Chinese Ministry of Public Security's issue in 2014
《Public security broadband radio multi-media group system general technical specification》Although defining roaming architecture
As shown in figure 1, but when the terminal user as group membership is distributed in different regions and belongs to difference
Area cluster system management when, or terminal be in roaming state when, existing scheme is not given
Go out the specific processing method of dispatching desk dynamic reorganization terminal.
The content of the invention
The technical problems to be solved by the invention, which are to provide, a kind of will be distributed in different home domain
The method that terminal or roaming terminal carry out dynamic reorganization.
For this purpose, the present invention proposes a kind of method of broadband cluster system dynamic reorganization, wrap
Include：
Group main control server receives the dynamic reorganization instruction of dispatching desk；The dynamic reorganization instruction bag
Include：The domain name and/or address information of described group of main control server, and the terminal letter recombinated
Breath；
The clustered control of the home domain to where the terminal recombinated is instructed according to the dynamic reorganization
Functional module sends dynamic reorganization request, and the dynamic reorganization request includes：The terminal recombinated
Information and operation information, so that the clustered control functional module receives the dynamic reorganization and asked
After asking, the terminal recombinated is notified to carry out group information updating.
Preferably, the terminal recombinated includes the terminal of same home domain, different home domain
Terminal or roaming terminal.
Preferably, methods described also includes：
The dynamic reorganization result from the clustered control functional module is received, and by the dynamic
Recombinate result and return to the dispatching desk；
If the terminal recombinated is roaming terminal, the dynamic reorganization result includes：Institute
State roaming terminal visit domain clustered control functional module information, the terminal recombinated it is distant
It is dizzy, distant to get killed or resurrection state.
On the other hand, present invention also offers a kind of method of broadband cluster system dynamic reorganization,
Including：
First clustered control functional module receives the dynamic reorganization request from group main control server,
The dynamic reorganization request includes：The end message and operation information recombinated, the dynamic
Restructuring request is that the dynamic reorganization that described group of main control server is sent according to dispatching desk instructs generation
's；
Sent according to dynamic reorganization request by mobility management unit to home domain terminal
Group information updating is instructed, so that the home domain terminal reception group information updating instruction is laggard
Row group information updating.
Preferably, methods described also includes：
If receiving the dynamic weight of the roaming terminal from the second clustered control functional module
Group request, then ask unrestrained to what is recombinated by mobility management unit according to the dynamic reorganization
Swim terminal and send group information updating instruction, so that the roaming terminal recombinated receives described group
Group information updating is carried out after information updating instruction；
Wherein, dynamic reorganization request is from described group of main control server to second cluster
What control function module was sent.
Preferably, methods described also includes：
The dynamic reorganization result from the home domain terminal recombinated and/or roaming terminal is received,
And send the dynamic reorganization result to described group of main control server, so that described group of master control clothes
The dynamic reorganization result is returned to the dispatching desk by business device；
If the terminal recombinated is roaming terminal, the dynamic reorganization result includes：It is described unrestrained
Swim the information of the clustered control functional module in the visit domain of terminal, the terminal recombinated it is distant it is dizzy,
It is distant to get killed or resurrection state.
On the other hand, present invention also offers a kind of device of broadband cluster system dynamic reorganization,
Including：
Instruction reception unit, the dynamic reorganization for receiving dispatching desk is instructed；The dynamic reorganization
Instruction includes：The domain name and/or address information of described group of main control server, and recombinated
End message；
Request transmitting unit, for being instructed according to the dynamic reorganization to where the terminal recombinated
The clustered control functional module of home domain sends dynamic reorganization request, the dynamic reorganization request bag
Include：The end message and operation information recombinated, so that the clustered control functional module connects
Receive after the dynamic reorganization request, notify the terminal recombinated to carry out group information updating.
Preferably, described device also includes result receiving unit, and the cluster is come from for receiving
The dynamic reorganization result of control function module, and the dynamic reorganization result is returned into the scheduling
Platform；
If the terminal recombinated is roaming terminal, the dynamic reorganization result includes：Institute
State roaming terminal visit domain clustered control functional module information, the terminal recombinated it is distant
It is dizzy, distant to get killed or resurrection state.
On the other hand, present invention also offers a kind of device of broadband cluster system dynamic reorganization,
Including：
Request reception unit, for receiving the dynamic reorganization request from group main control server, institute
Stating dynamic reorganization request includes：The end message and operation information recombinated, the dynamic weight
Group request instructs generation for the dynamic reorganization that described group of main control server is sent according to dispatching desk；
Instruction sending unit, for passing through mobility management unit according to dynamic reorganization request
Group information updating instruction is sent to home domain terminal, so that the home domain terminal receives described group
Group information updating is carried out after information updating instruction.
Preferably, the instruction sending unit, is additionally operable to：
If receiving the dynamic weight of the roaming terminal from the second clustered control functional module
Group request, then ask unrestrained to what is recombinated by mobility management unit according to the dynamic reorganization
Swim terminal and send group information updating instruction, so that the roaming terminal recombinated receives described group
Group information updating is carried out after information updating instruction；
Wherein, dynamic reorganization request is from described group of main control server to second cluster
What control function module was sent.
The method for the broadband cluster system dynamic reorganization that embodiment of the present invention is provided, group master control clothes
Business device receives the dynamic reorganization instruction of dispatching desk, when dispatching desk sends dynamic reorganization instruction, extends
The IP address or domain name of carrying group main control server, it is allowed to which dispatching desk specifies the group master for restructuring
Server is controlled, dynamic reconstruction service is totally responsible for by a group main control server, Service control logical set
In, it is to avoid business is dispersed in caused by Different Logic network element data and state is inconsistent asks
Topic, reduces system complexity.
Brief description of the drawings
The features and advantages of the present invention can be more clearly understood from by reference to accompanying drawing, accompanying drawing is to show
Meaning property and should not be construed as carrying out the present invention any limitation, in the accompanying drawings：
Fig. 1 is prior art broadband radio multi-media group system roaming architecture schematic diagram；
Fig. 2 is the broadband cluster system roaming interconnection architecture signal that embodiment of the present invention is provided
Figure；
Fig. 3 is the schematic diagram for the Tc2-c protocol stacks of the interface that embodiment of the present invention is provided；
Fig. 4 is the schematic diagram for the Tc1b protocol stacks of the interface that embodiment of the present invention is provided；
Fig. 5 is the stream of the method for the broadband cluster system dynamic reorganization that embodiment of the present invention is provided
Journey schematic diagram；
Fig. 6 is the stream of the method for the broadband cluster system dynamic reorganization that embodiment of the present invention is provided
Journey schematic diagram；
Fig. 7 is many cluster core net families interconnection dispatching platform dynamic that embodiment of the present invention is provided
Recombinate the schematic flow sheet of terminal；
Fig. 8 is the master control service for the broadband cluster system dynamic reorganization that embodiment of the present invention is provided
The block schematic illustration of device；
Fig. 9 is the clustered control for the broadband cluster system dynamic reorganization that embodiment of the present invention is provided
The block schematic illustration of functional module.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention is described in detail.Following examples are used
In the explanation present invention, but it is not limited to the scope of the present invention.
As shown in Fig. 2 TD-LTE broadband cluster systems mainly include：Terminal, access network, core
Heart net etc., terminal is connected by wired or wireless with access network, and access network is connected with core net.
Terminal includes colony terminal and general subscriber terminal (standard broadband GSM end
End), terminal is mainly that user provides voice, data in different application scene, image, regarded
The miscellaneous services such as frequency.Colony terminal needs to extend group service on the basis of general subscriber terminal
Function, supports cluster basic service and supplementary service.Colony terminal is according to actual application scenarios
With a variety of different shapes, such as handheld terminal, car-mounted terminal, fixed terminal.
Access network is made up of base station equipment, is mainly used in the transmission of wireless signal, is received and wireless
Resource management, transmission system signaling, user profile and business datum etc..Needed in base main equipment
Group service processing function is added, the related RRC signaling of group service, the mapping of channel is completed
Control, radio bearer set up and control, user face data forwarding, and group system message and
Scheduling and transmission of beep-page message etc..
Core net generally comprise enhanced mobility management apparatus eMME, gateway device X-GW,
Cluster media function module TMF, clustered control functional module TCF and enhanced home subscriber clothes
Device eHSS, eMME be engaged in for realizing the chains of command such as user mobility management, Internet resources control
The security controls such as associated authentication and key agreement between function, including completion network and user,
The mobile management of user terminal, the resource management work(such as the foundation of sessions carry, modification and release
Energy；EMME needs increase cluster NAS signaling and its safety, cluster bearer management and cluster industry
The functions such as mobile management, Access Control, the session management of business.X-GW is mainly responsible for industry
Mapping, duplication and the distribution for data flow of being engaged in, the business characteristic and service quality asked according to user
It is required that initiating the foundation of service bearer, the route of packet and forwarding etc.；X-GW needs to support
Group service bearer management, company-data route and forwarding.EHSS be responsible for subscription authentication control,
Managing user information, including user signing contract information management, user security information management；To realize
Group service, eHSS needs increase cluster user signing information, cluster user service contracting letter
Breath, cluster group signing information, cluster user security information, cluster user positional information, cluster
User Status and business state information etc..TCF is used to setting up, safeguard and discharging group service,
Right of speech management and scheduling are carried out, terminal is authenticated and to group service mandate, to authenticate into
The foundation of the terminal originating service carrying of work(.
The local public land movements of HPLMN (Home Public Land Mobile Network)
Network, that is, represent home domain, VPLMN (Visited Public Land Mobile Network)
Visited public land mobile network is represented, that is, visits domain.Wherein, visit domain and ownership domain network element
Between need open interface, including S10, S8, Tc2-C, Tc2-U, S6a, Tc1b.
S10 interfaces：Visit domain eMME and home domain eMME interface.During for switching
Transmit call context parameter.
S6a interfaces：There is provided the function that subscription data is transmitted for interface between eHSS and eMME.
Tc2-C interfaces：TCF and TCF interface, the internetwork roaming intercommunication for providing core net
When, carry out call business signaling.As shown in figure 3, Tc2-C protocol stacks of the interface use conversation initial
Change agreement (Session Initiation Protocol-SIP).
Tc2-U interfaces：TMF and TMF interface, the internetwork roaming for providing core net is mutual
When logical, carry out data transmission function.Group exhales downlink user face protocol stack to be sealed using GTP-U agreements
Fill Real-time Transport Protocol.
Tc1b interfaces：There is provided mutual in core net for visit domain TCF and home domain eHSS interface
In the case of logical, TCF address acquisitions and subscription data transfer function.As shown in figure 4, Tc1b
Protocol stack of the interface uses Diameter.
S8 interfaces：Visit domain X-GW and home domain X-GW interface.Visit domain S-GW
With home domain P-GW interface, data are transmitted during for switching and roam.
As described in Figure 5, using group main control server as executive agent, embodiment of the present invention is provided
A kind of method of broadband cluster system dynamic reorganization, including：
S501：Group main control server receives the dynamic reorganization instruction of dispatching desk；Dynamic reorganization is instructed
Including：The domain name and/or address information of group main control server, and the end message recombinated；
S502：The cluster of the home domain to where the terminal recombinated is instructed according to the dynamic reorganization
Control function module sends dynamic reorganization request, and dynamic reorganization request includes：The terminal recombinated
Information and operation information, so that clustered control functional module is received after dynamic reorganization request, lead to
Know that the terminal recombinated carries out group information updating.
The method for the broadband cluster system dynamic reorganization that embodiment of the present invention is provided, group master control clothes
Business device receives the dynamic reorganization instruction of dispatching desk, when dispatching desk sends dynamic reorganization instruction, extends
The IP address or domain name of carrying group main control server, it is allowed to which dispatching desk specifies the group master for restructuring
Server is controlled, dynamic reconstruction service is totally responsible for by a group main control server, Service control logical set
In, it is to avoid business is dispersed in caused by Different Logic network element data and state is inconsistent asks
Topic, reduces system complexity.
Wherein, dynamic reorganization instruction can also include the group number of restructuring, and group membership belongs to place
The information such as the code programme and priority of the clustered control functional module in domain.Such as group membership
Home domain TCF4 etc. where home domain TCF1, UE4 where UE1.
It should be noted that the end message recombinated can be the UDN numbers of terminal, terminal
The group information recombinated, operation information can be addition, group membership's information is deleted or modified, also
Group name can be carried.Group main control server controls the group information updating of dynamic reorganization terminal, and
Group information updating record is persisted in eHSS, again from group main control server to terminal
Belong to TCF and send dynamic reorganization request, above business procedure is all managed by a group main control server triggering
Reason, it is to avoid distribute it to data caused by Different Logic functional entity and state coupling, drop
Low system complexity.
Wherein, the terminal recombinated includes the terminal of same home domain, the terminal of different home domain
Or roaming terminal.Dispatching desk can be belonged to the terminal of same home domain with dynamic reorganization or not reached the same goal
Belong to the terminal in domain or the terminal of roaming, same flow can be used, it is not necessary to for system
Networking situation, which is distinguished, uses different flows, and operation flow is unified.
In addition, the method for the broadband cluster system dynamic reorganization that embodiment of the present invention is provided also is wrapped
Include：The dynamic reorganization result from clustered control functional module is received, and by dynamic reorganization result
Return to the dispatching desk；
If the terminal recombinated is roaming terminal, dynamic reorganization result includes：Roaming terminal
Visit the information of the clustered control functional module in domain, the distant of the terminal recombinated dizzy, distant is got killed or multiple
State living.
It should be noted that main control server please to home domain TCF hairs dynamic reorganization where terminal
Ask, notify terminal restructuring, the home domain TCF of the roaming terminal recombinated is to a group main control server
The dynamic reorganization result of terminal is returned, carrying roaming terminal can be extended and currently visit domain TCF's
IP address or domain name, endpoint registration state, terminal UDM numbers, the group number of dynamic reorganization,
Action type (addition, delete, modification), it is distant dizzy, distant to get killed or the information such as resurrection state.
As shown in fig. 6, using the first clustered control functional module as executive agent, the present invention is implemented
Mode provides a kind of method of broadband cluster system dynamic reorganization, including：
S601：First clustered control functional module receives the dynamic reorganization from group main control server
Request, dynamic reorganization request includes：The end message and operation information recombinated, dynamic weight
Group request instructs generation for the dynamic reorganization that group main control server is sent according to dispatching desk；
S602：Sent according to dynamic reorganization request by mobility management unit to home domain terminal
Group information updating is instructed, so that home domain terminal receives carry out group after the group information updating instruction
Information updating.
Wherein, embodiment of the present invention provides a kind of method of broadband cluster system dynamic reorganization
Also include：If receiving the dynamic reorganization of the roaming terminal from the second clustered control functional module
Request, then pass through mobility management unit to the roaming terminal recombinated according to dynamic reorganization request
Group information updating instruction is sent, so that the roaming terminal recombinated is received after group information updating instruction
Carry out group information updating；
Wherein, the dynamic reorganization request of roaming terminal is from described group of main control server to described the
What two clustered control functional modules were sent.
Specifically, the second clustered control functional module is believed according to the registration of existing roaming terminal
Breath, dynamic reorganization request is sent to the first clustered control functional module, and dynamic reorganization request is
Sent from group main control server to the second clustered control functional module, dynamic reorganization request is
The dynamic reorganization that group main control server is sent according to dispatching desk instructs generation.The dynamic reorganization please
The UDN numbers of roaming terminal recombinated, the group information recombinated, behaviour can be included in asking
It is the information such as addition, modification or deletion as type.
It is preferred that, embodiment of the present invention provides a kind of side of broadband cluster system dynamic reorganization
Method can also include：
The dynamic reorganization result from the home domain terminal recombinated and/or roaming terminal is received,
And send the dynamic reorganization result to described group of main control server, so that described group of master control clothes
The dynamic reorganization result is returned to the dispatching desk by business device；
If the terminal recombinated is roaming terminal, the dynamic reorganization result includes：It is described unrestrained
Swim the information of the clustered control functional module in the visit domain of terminal, the terminal recombinated it is distant it is dizzy,
It is distant to get killed or resurrection state.
Specifically, the first clustered control functional module receives the dynamic of the home domain terminal that is recombinated
State recombinates result, by the dynamic reorganization result return group main control server；First clustered control work(
Energy module receives the dynamic reorganization result of the roaming terminal recombinated, by the dynamic reorganization result
Return to the second clustered control functional module, the second clustered control is by the dynamic reorganization result return group
Main control server.
It should be noted that home domain TCF where terminal receive main control server start state weight
Group request, notifies the restructuring of home domain terminal, and the home domain TCF of the roaming terminal recombinated is to group
Main control server returns to the dynamic reorganization result of terminal, can extend carrying roaming terminal and currently visit
Visit domain TCF IP address or domain name, endpoint registration state, terminal UDM numbers, dynamic reorganization
Group number, action type (addition, delete, modification) is distant dizzy, distant to get killed or resurrection state etc.
Information.
As shown in Figure 7, it is assumed that the ownership clustered control functional module of user equipment (UE) 1 TCF1
Control, eMM1 and TCF1 constitute the cluster core net of home domain 1.Group main control server
TCF2 is the group business unique business control logic network element organized into groups again.Dispatching desk DC3 returns
Belong to TCF3 controls, TCF3 is the cluster core net of home domain 3.UE4 ownership TCF4 controls
System, but have roamed under TCF1.TCF4 is the cluster core net of home domain 4.UE4,
UE1 will be by DC3 dynamic reorganizations in new group.
1st, it is dynamic reorganization instruction that DC3 sends SIP (MESSAGE) message to TCF3, is carried
Group main control server TCF2 domain name or address information and the group membership's information recombinated, can
Choosing carries the information such as group number and priority.
2nd, TCF3 returns to SIP (200OK) to DC3 and responded.
3rd, the group master control TCF information that TCF3 is carried according to code programme or DC, Xiang Zuzhu
Control TCF2 send SIP (MESSAGE) message, carrying group main control server TCF2 domain name or
Address information and the group membership's information recombinated, the information such as optional carrying group number and priority.
4th, TCF2 returns to SIP (200OK) to TCF3.
5th, master control TCF2 is by the group information updating of dynamic reorganization and persists eHSS for group.
6th, group master control TCF2 is judged by restructuring terminal UE 1, UE4 according to code programme
Place home domain is TCF1 and TCF4 respectively, is sent respectively to TCF1 and TCF4
SIP (MESSAGE) message is dynamic reorganization request, and the UDN of carried terminal, terminal is recombinated
Group information, action type is the addition information such as group membership.6th step and the 8th step in such as figure.
7th, TCF1 and TCF4 return to SIP (200OK) responses respectively.7th step and the 9th in such as figure
Step.
8th, the 10th step, TCF4 is sent according to existing terminal roaming log-on message to TCF1
SIP (MESSAGE) message is dynamic reorganization request, and the UDN of carried terminal, terminal is recombinated
Group information, action type is the addition information such as group membership.
9th, the 11st step, TCF1 returns to SIP (200OK) to TCF4 and responded.
10th, the 12nd, 13 step is internal system flow, is omited herein.
11st, the 14th step, eMME1 sends NAS (GROUP INFORMATION to UE1
UPDATE COMMAND) message be group information updating instruction.
12nd, the 15th step, UE1 returns to NAS (GROUP INFORMATION to eMME1
UPDATE RESPONSE) message be group information updating response.
13rd, the 16th step, eMME1 sends NAS (GROUP INFORMATION to UE4
UPDATE COMMAND) message be group information updating instruction.
14th, the 17th step, UE4 returns to NAS (GROUP INFORMATION to eMME1
UPDATE RESPONSE) message be group information updating response.
15th, the 18th, 19 step is internal system flow, is omited herein.
16th, the 20th step, TCF1 sends dynamic reorganization result to group master control TCF2 and notified, carries
UE1 dynamic reorganization results.Group master control TCF2 returns to SIP (200OK) to TCF1 and responded.
17th, the 22nd step TCF1 sends dynamic reorganization result to TCF4 and notified, carries UE4 dynamics
Recombinate result.TCF4 returns to SIP (200OK) to TCF1 and responded.
18th, the 24th step, TCF1 sends dynamic reorganization result to group master control TCF2 and notified, carries
UE4 dynamic reorganization results.Group master control TCF2 returns to SIP (200OK) to TCF1 and responded.
19th, the 26th step, group master control TCF2 sends dynamic reorganization result to TCF3 and notified, carries
UE1, UE4 dynamic reorganization result.TCF3 returns to SIP (200OK) to TCF2 and responded.
20th, the 28th step, TCF3 sends dynamic reorganization result to DC3 and notified, carrying UE1,
UE4 dynamic reorganization results.DC3 returns to SIP (200OK) to TCF3 and responded.
Interface message is defined：TCF and TCF interfaces.
1st, the MESSAGE of dynamic reorganization instruction
Function：DC ownership TCF (the direct-connected TCF of DC) send dynamic reorganization to group master control TCF
Instruction.DC is initiator.
Direction：DC belongs to TCF->Group master control TCF
Whether extend：It is
Dynamic reorganization instruction message bag approximately as:
Message body extension parameter declaration such as table 1：
Newly-increased p attribute type GroupController, other are same《Broadband collection based on LTE technologies
Group communication (B-TrunC) system interface technical requirements (first stage) cluster core net to scheduling
Platform interface》Middle application/pttgroupmanage+xml message bodies parameter definition.
The application/pttgroupmanage+xml message body extension element definitions of table 1
Answer party：Without extension, omit herein.
2nd, dynamic reorganization request notifies the MESSAGE of terminal
Function：Group master control TCF sends dynamic to the ownership TCF of terminal (or by restructuring dispatching desk)
State restructuring notifies request；
Initiator：Group master control TCF；
Direction：Group master control TCF->The ownership TCF of terminal (or by restructuring dispatching desk)；
Whether extend：It is；
MESSAGE extensions are carried in XML message body comprising one or more by restructuring terminal
Information, including terminal UDN numbers, group number, action type (addition, is deleted, modification),
Optional carrying group name.
Answer party：Without extension, omit herein.
3rd, the MESSAGE that dynamic reorganization result is reported
Function：The ownership TCF of terminal (or by restructuring dispatching desk) sends dynamic to group master control TCF
State restructuring result reports request.
Initiator：The ownership TCF of terminal (or by restructuring dispatching desk)；
Direction：The ownership TCF- of terminal (or by restructuring dispatching desk)>Group master control TCF；
Whether extend：It is；
MESSAGE extensions carry current comprising one or more terminals in XML message body
Visit domain TCF IP address or domain name, endpoint registration state, terminal UDN numbers, dynamic weight
The group number of group, action type (addition, delete, modification) recombinates result, terminal it is distant it is dizzy,
It is distant get killed, resurrection state.
Answer party：Without extension, omit herein.
4th, the MESSAGE that forwarding dynamic reorganization result is reported
Function：The visit domain TCF of terminal sends to home domain TCF and submitted a report asking in dynamic reorganization result
Ask.
Initiator：The visit domain TCF of terminal；
Direction：The visit domain TCF- of terminal (or by restructuring dispatching desk)>The ownership of terminal
Domain TCF；
Whether extend：It is；
MESSAGE extensions are carried in XML message body comprising one or more by restructuring terminal
Information, including terminal UDN numbers, group number, action type (addition, is deleted, modification),
Recombinate result.
Answer party：Without extension, omit herein.
On the other hand, as shown in figure 8, using group main control server as executive agent, the present invention is also
There is provided a kind of device of broadband cluster system dynamic reorganization, including：
Instruction reception unit, the dynamic reorganization for receiving dispatching desk is instructed；Dynamic reorganization is instructed
Including：The domain name and/or address information of group main control server, and the end message recombinated；
Request transmitting unit, belongs to for being instructed according to dynamic reorganization to where the terminal recombinated
The clustered control functional module in domain sends dynamic reorganization request, and dynamic reorganization request includes：Weighed
The end message and operation information of group, so that clustered control functional module receives dynamic reorganization and asked
After asking, the terminal recombinated is notified to carry out group information updating.
It is preferred that, described device also includes result receiving unit, and clustered control is come from for receiving
The dynamic reorganization result of functional module, and dynamic reorganization result is returned into dispatching desk；
If the terminal recombinated is roaming terminal, dynamic reorganization result includes：Roaming terminal
Visit the information of the clustered control functional module in domain, the distant of the terminal recombinated dizzy, distant is got killed or multiple
State living.
On the other hand, as shown in figure 9, using the first clustered control functional module as executive agent,
Present invention also offers a kind of device of broadband cluster system dynamic reorganization, including：
Request reception unit, for receiving the dynamic reorganization request from group main control server, institute
Stating dynamic reorganization request includes：The end message and operation information recombinated, dynamic reorganization please
The dynamic reorganization sent for group main control server according to dispatching desk is asked to instruct generation；
Instruction sending unit, for according to dynamic reorganization request by mobility management unit to returning
Belong to domain terminal and send group information updating instruction, so that home domain terminal receives group information updating instruction
After carry out group information updating.
It is preferred that, instruction sending unit is additionally operable to：If receiving from the second clustered control work(
The dynamic reorganization request of the roaming terminal of energy module, then according to dynamic reorganization request by moving
Mobility management unit sends group information updating instruction to the roaming terminal recombinated, so as to be recombinated
Roaming terminal receive group information updating instruction after carry out group information updating；
Wherein, dynamic reorganization request is from group main control server to second clustered control
What functional module was sent.
In summary, the side for the broadband cluster system dynamic reorganization that embodiment of the present invention is provided
Method, group main control server receives the dynamic reorganization instruction of dispatching desk, and dispatching desk sends dynamic reorganization
During instruction, the IP address or domain name of carrying group main control server are extended, it is allowed to which dispatching desk specifies pin
To the group main control server of restructuring, dynamic reconstruction service is totally responsible for by a group main control server, industry
Control logic of being engaged in is concentrated, it is to avoid business is dispersed in data and state caused by Different Logic network element
Inconsistent the problem of, reduce system complexity.
In terminal roaming, terminal dynamically weight is returned from terminal attaching TCF to group main control server
In the message of group result, extension carries roaming terminal and currently visits domain TCF information, terminal it is distant it is dizzy,
It is distant to get killed or the information such as resurrection state and login state.Avoid introducing between extra flow, simplified system
Message Processing.
The control logic of dynamic reconstruction service is concentrated on into a group master and exhales server.Dispatching desk will first
Dynamic reorganization request is sent to a group main control server, secondly triggers group information by group main control server
Renewal and persist eHSS, again from group main control server to terminal attaching TCF send
Dynamic reorganization notifies request.Above business procedure is all triggered by group main control server and managed.Keep away
Exempt to distribute it to data caused by Different Logic functional entity and state coupling, reduce system
Complexity.
Although being described in conjunction with the accompanying embodiments of the present invention, those skilled in the art can
To make various modifications and variations without departing from the spirit and scope of the present invention, so
Modifications and variations each fall within and be defined by the appended claims within the scope of.
Claims (10)
1. a kind of method of broadband cluster system dynamic reorganization, it is characterised in that including：
Group main control server receives the dynamic reorganization instruction of dispatching desk；The dynamic reorganization instruction bag
Include：The domain name and/or address information of described group of main control server, and the terminal letter recombinated
Breath；
The clustered control of the home domain to where the terminal recombinated is instructed according to the dynamic reorganization
Functional module sends dynamic reorganization request, and the dynamic reorganization request includes：The terminal recombinated
Information and operation information, so that the clustered control functional module receives the dynamic reorganization and asked
After asking, the terminal recombinated is notified to carry out group information updating.
2. a kind of method of broadband cluster system dynamic reorganization according to claim 1, its
It is characterised by, the terminal of the terminal recombinated including same home domain, different home domain
Terminal or roaming terminal.
3. a kind of method of broadband cluster system dynamic reorganization according to claim 2, its
It is characterised by, methods described also includes：
The dynamic reorganization result from the clustered control functional module is received, and by the dynamic
Recombinate result and return to the dispatching desk；
If the terminal recombinated is roaming terminal, the dynamic reorganization result includes：Institute
State roaming terminal visit domain clustered control functional module information, the terminal recombinated it is distant
It is dizzy, distant to get killed or resurrection state.
4. a kind of method of broadband cluster system dynamic reorganization, it is characterised in that including：
First clustered control functional module receives the dynamic reorganization request from group main control server,
The dynamic reorganization request includes：The end message and operation information recombinated, the dynamic
Restructuring request is that the dynamic reorganization that described group of main control server is sent according to dispatching desk instructs generation
's；
Sent according to dynamic reorganization request by mobility management unit to home domain terminal
Group information updating is instructed, so that the home domain terminal reception group information updating instruction is laggard
Row group information updating.
5. a kind of method of broadband cluster system dynamic reorganization according to claim 4,
Characterized in that, methods described also includes：
If receiving the dynamic weight of the roaming terminal from the second clustered control functional module
Group request, then ask unrestrained to what is recombinated by mobility management unit according to the dynamic reorganization
Swim terminal and send group information updating instruction, so that the roaming terminal recombinated receives described group
Group information updating is carried out after information updating instruction；
Wherein, dynamic reorganization request is from described group of main control server to second cluster
What control function module was sent.
6. a kind of method of broadband cluster system dynamic reorganization according to claim 5,
Characterized in that, methods described also includes：
The dynamic reorganization result from the home domain terminal recombinated and/or roaming terminal is received,
And send the dynamic reorganization result to described group of main control server, so that described group of master control clothes
The dynamic reorganization result is returned to the dispatching desk by business device；
If the terminal recombinated is roaming terminal, the dynamic reorganization result includes：It is described unrestrained
Swim the information of the clustered control functional module in the visit domain of terminal, the terminal recombinated it is distant it is dizzy,
It is distant to get killed or resurrection state.
7. a kind of device of broadband cluster system dynamic reorganization, it is characterised in that including：
Instruction reception unit, the dynamic reorganization for receiving dispatching desk is instructed；The dynamic reorganization
Instruction includes：The domain name and/or address information of described group of main control server, and recombinated
End message；
Request transmitting unit, for being instructed according to the dynamic reorganization to where the terminal recombinated
The clustered control functional module of home domain sends dynamic reorganization request, the dynamic reorganization request bag
Include：The end message and operation information recombinated, so that the clustered control functional module connects
Receive after the dynamic reorganization request, notify the terminal recombinated to carry out group information updating.
8. a kind of device of broadband cluster system dynamic reorganization according to claim 7, its
It is characterised by, described device also includes result receiving unit, the collection team control is come from for receiving
The dynamic reorganization result of functional module processed, and the dynamic reorganization result is returned into the scheduling
Platform；
If the terminal recombinated is roaming terminal, the dynamic reorganization result includes：Institute
State roaming terminal visit domain clustered control functional module information, the terminal recombinated it is distant
It is dizzy, distant to get killed or resurrection state.
9. a kind of device of broadband cluster system dynamic reorganization, it is characterised in that including：
Request reception unit, for receiving the dynamic reorganization request from group main control server, institute
Stating dynamic reorganization request includes：The end message and operation information recombinated, the dynamic weight
Group request instructs generation for the dynamic reorganization that described group of main control server is sent according to dispatching desk；
Instruction sending unit, for passing through mobility management unit according to dynamic reorganization request
Group information updating instruction is sent to home domain terminal, so that the home domain terminal receives described group
Group information updating is carried out after information updating instruction.
10. a kind of device of broadband cluster system dynamic reorganization according to claim 9,
Characterized in that, the instruction sending unit, is additionally operable to：
If receiving the dynamic weight of the roaming terminal from the second clustered control functional module
Group request, then ask unrestrained to what is recombinated by mobility management unit according to the dynamic reorganization
Swim terminal and send group information updating instruction, so that the roaming terminal recombinated receives described group
Group information updating is carried out after information updating instruction；
Wherein, dynamic reorganization request is from described group of main control server to second cluster
What control function module was sent.
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