CN110267212A - Mobile network establishes the method and device of group communication - Google Patents
Mobile network establishes the method and device of group communication Download PDFInfo
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- CN110267212A CN110267212A CN201910651290.9A CN201910651290A CN110267212A CN 110267212 A CN110267212 A CN 110267212A CN 201910651290 A CN201910651290 A CN 201910651290A CN 110267212 A CN110267212 A CN 110267212A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/185—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with management of multicast group membership
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/146—Markers for unambiguous identification of a particular session, e.g. session cookie or URL-encoding
-
- 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
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/11—Allocation or use of connection identifiers
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
This application discloses method, uniform data management platform and session management platforms that a kind of mobile network establishes group communication, which comprises receives the creation group request that calling terminal is sent；It according to creation group's request, establishes group member and includes calling terminal and be called the group of non-roaming terminal, and generate group interior business mark and ownership place cluster conversation mark；When in the terminal iidentification for identifying the group members carried in creation group's request including the called terminal mark in roaming state, inquiry request is sent to the uniform data of first network management platform；Receive the access of the first network of the uniform data management platform return of first network and the interface IP address of mobile management platform；Access from interface IP address to corresponding first network and mobile management platform according to, which are sent, is added group invitation request.Make the 5G terminal under roaming state that the group in a home network passively be added, data transmission needs not move through third-party server, and transmission efficiency is higher.
Description
Technical field
The application belongs to field of communication technology, and in particular to a kind of mobile network establishes the method for group communication, unified number
According to management platform and session management platform.
Background technique
Be able to achieve data sharing using the software of the social categories such as wechat, this have however the disadvantage that data sharing need by
The server of third-party application (such as wechat etc.) carries out storage forwarding, and the server of third-party application may be big flow number
According to bottleneck.Therefore it is badly in need of a kind of data forwarding method of server for needing not move through third-party application, and data transmission
Efficiency is higher.
Summary of the invention
The application is able to achieve data sharing for the software of current social category, and this method is needed by third-party application
The problem of server carries out storage forwarding, and the server of third-party application may be the bottleneck of massive dataflow, provides one kind
Mobile network establishes the method for group communication, uniform data management platform and session management platform.
The application first aspect provides a kind of method that mobile network establishes group communication, comprising:
Receive the creation group request that calling terminal is sent；
It is requested according to the creation group, establishing group member includes calling terminal and the group for being called non-roaming terminal, and
Generate group's interior business mark and ownership place cluster conversation mark；
When identifying that in the terminal iidentification of group members carried in the creation group request include the quilt in roaming state
When being terminal iidentification, inquiry request is sent to the uniform data of first network management platform, so that the unification of the first network
The access of first network belonging to called terminal of the data management platform inquiry in roaming state is current and mobile management platform
Interface IP address, wherein the first network be the called terminal roaming place network；
Receive access and the mobile management platform of the first network of the uniform data management platform return of the first network
Interface IP address；
Access from the interface IP address to the corresponding first network and mobile management platform according to are sent described in carrying
The addition group invitation request of group's interior business mark, so that the access of the first network and mobile management platform are by the addition
Group invitation request is forwarded to the called terminal, and when receiving addition group's response message of called terminal return, to first
The session management platform of network sends the session establishment request for carrying group's interior business mark.
Preferably, in the access and the transmission of mobile management platform according to the interface IP address to the corresponding first network
After the addition group invitation request for carrying group's interior business mark, the method also includes:
Addition group's response message that the access and mobile management platform for receiving the first network are sent, the addition group answer
Access that message is the first network and mobile management platform are answered in the addition group's response for receiving the called terminal and sending
It is forwarded when message.
The application second aspect provides a kind of method that mobile network establishes group communication, comprising:
When the session establishment request that the access for receiving first network and mobile management platform are sent, according to the session
The platform of user management for establishing the group's interior business mark selection first network carried in request, creates roaming place cluster conversation,
And generate roaming place cluster conversation mark；The session establishment request is that the uniform data management platform of the second network is establishing group
Group membership includes calling terminal and being called the group of non-roaming terminal, and identify in creation group request that calling terminal is sent
It include that the called terminal in roaming state identifies in the terminal iidentification of the group members of carrying, according to the uniform data of first network
It manages access and mobile management platform of the interface IP address of platform return to corresponding first network and sends addition group invitation request,
Group invitation request will be added by the access and mobile management platform of the first network and be forwarded to called terminal, and receiving
What called terminal returned is added what group's response message was sent later；
Session updates request is sent to the session management platform of the second network, so that the session management of second network is flat
Platform updates cluster conversation by the platform of user management of the second network, and establishes the platform of user management and the second net of first network
Data connection between the platform of user management of network；Second network is the network of the called terminal ownership place；
The group for receiving the session management platform transmission of the second network is successfully established message, and it is institute that the group, which is successfully established message,
State the session updates success message that the session management platform of the second network is sent in the platform of user management for receiving the second network
It sends afterwards；
The group is successfully established access and the mobile management platform that message is sent to first network, so that first net
The group is successfully established message and is sent to called terminal by the access of network and mobile management platform.
Preferably, the method also includes:
When the session updates success message that the platform of user management for receiving the second network is sent, the second network of Xiang Suoshu
Access and mobile management platform send the group and be successfully established message so that the access of second network and moving tube pat
The group is successfully established message and is forwarded to respectively by platform corresponding calling terminal and is called non-roaming terminal.
Preferably, the method also includes:
When the session updates request that the session management platform for receiving first network is sent, obtain in the group wherein carried
Portion's service identification, called terminal mark and roaming place cluster conversation mark inquire ownership according to group's interior business mark
Ground cluster conversation mark；
It is sent to the platform of user management of the second network and carries group's interior business mark, called terminal mark, roaming place group
Group session mark and ownership place cluster conversation mark update request, for second network platform of user management according to institute
It states ownership place cluster conversation mark and group's interior business mark and called terminal mark is added to corresponding ownership place group
In session, and with identifying the interface for inquiring the platform of user management of the first network according to the roaming place cluster conversation
Location, and the platform of user management of first network corresponding with the interface IP address establishes data connection.
The application third aspect provides a kind of uniform data management platform, comprising:
First receiving module, for receiving the creation group request of calling terminal transmission；
Group's module is created, for being requested according to the creation group, group member is established and includes calling terminal and be called non-
The group of roaming terminal, and generate group interior business mark and ownership place cluster conversation mark；
First sending module, for including when identifying in the terminal iidentification of group members carried in the creation group request
When called terminal in roaming state identifies, inquiry request is sent to the uniform data of first network management platform, so that institute
State the visit of the current affiliated first network of uniform data called terminal of the management platform inquiry in roaming state of first network
Ask the interface IP address with mobile management platform, wherein the first network is the network of the called terminal roaming place；
Second receiving module, the uniform data for receiving the first network manage the visit for the first network that platform returns
Ask the interface IP address with mobile management platform；
Second sending module, for according to access from the interface IP address to the corresponding first network and mobile management
Platform sends the addition group invitation request for carrying group's interior business mark, for the access and moving tube of the first network
Addition group invitation request is forwarded to the called terminal by platform, and is answered in the addition group for receiving called terminal return
When answering message, is sent to the session management platform of first network and carry the session establishment request that group's interior business identifies.
Preferably, further includes:
Third receiving module, addition group's response that access and mobile management platform for receiving the first network are sent
Message, addition group's response message is that the access of the first network and mobile management platform are receiving the called terminal
It is forwarded when addition group's response message of transmission.
The application fourth aspect provides a kind of session management platform, comprising:
Conversation module is created, the session establishment for sending when the access and mobile management platform that receive first network is asked
When asking, according to the platform of user management of the group's interior business mark selection first network carried in session establishment request, wound
Roaming place cluster conversation is built, and generates roaming place cluster conversation mark；The session establishment request is the unified number of the second network
It establishing group member include calling terminal and being called the group of non-roaming terminal, and identify calling terminal according to management platform
It include that the called terminal in roaming state identifies in the terminal iidentification of the group members carried in the creation group request of transmission, according to
Access and mobile management platform of the interface IP address that the uniform data management platform of first network returns to corresponding first network
It sends and group invitation request is added, group invitation request will be added by the access and mobile management platform of the first network and be forwarded to
Called terminal, and sent after the addition group's response message for receiving called terminal return；
First sending module, for sending session updates request to the session management platform of the second network, so that described the
The session management platform of two networks updates cluster conversation by the platform of user management of the second network, and establishes the use of first network
Family manages the data connection between platform and the platform of user management of the second network；Second network is that the called terminal is returned
The network in possession；
Receiving module, the group that the session management platform for receiving the second network is sent are successfully established message, and the group builds
Vertical success message is the meeting that the session management platform of second network is sent in the platform of user management for receiving the second network
Words, which are updated successfully, to be sent after message；
Second sending module, for the group to be successfully established, message is sent to the access of first network and moving tube pats
Platform, so that the group is successfully established message and is sent to called terminal by the access of the first network and mobile management platform.
Preferably, further includes:
Third sending module, the session updates success message for being sent when the platform of user management for receiving the second network
When, the access of the second network of Xiang Suoshu and mobile management platform send the group and are successfully established message, so that second network
Access and mobile management platform by the group be successfully established message be forwarded to respectively corresponding calling terminal and be called it is non-roaming
Terminal.
Preferably, further includes:
Enquiry module obtains when the session updates for sending when the session management platform for receiving first network are requested
Group's interior business mark, called terminal mark and the roaming place cluster conversation mark wherein carried, according to group's interior business
Mark inquires ownership place cluster conversation mark；
4th sending module, for sending carrying group's interior business mark to the platform of user management of the second network, being called
The update request of terminal iidentification, roaming place cluster conversation mark and ownership place cluster conversation mark, for second network
The called terminal is identified and is added according to ownership place cluster conversation mark and group's interior business mark by platform of user management
Into corresponding ownership place cluster conversation, and the use for inquiring the first network is identified according to the roaming place cluster conversation
Family manages the interface IP address of platform, and the platform of user management of first network corresponding with the interface IP address establishes data company
It connects.
The method that a kind of mobile network provided by the present application establishes group communication makes the 5G terminal quilt under roaming state
The dynamic group being added in a home network, carries out data transmission called terminal with other group members in this group.
The application directly establishes group with mobile terminal, and mutual data forwarding needs not move through third-party server, directly exists
It is completed inside mobile communications network, improves data-transmission efficiency.
Detailed description of the invention
Fig. 1 is the flow chart for the method that a kind of mobile network that the application first embodiment provides establishes group communication；
Fig. 2 is the flow chart for the method that a kind of mobile network that the application second embodiment provides establishes group communication；
Fig. 3 is the signaling process for the method that a kind of mobile network that the application 3rd embodiment provides establishes group communication
Figure；
Fig. 4 is the structural schematic diagram that a kind of uniform data that the application fourth embodiment provides manages platform；
Fig. 5 is a kind of structural schematic diagram for session management platform that the 5th embodiment of the application provides.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party
Present invention is further described in detail for formula.
The application provides a kind of mobile network, and to establish the method for group communication, uniform data management platform and session management flat
Platform.An ownership is passively added suitable for the 5G terminal under roaming state in the method that the mobile network establishes group communication
When group in network, wherein called terminal is the 5G terminal of the passive addition group in roaming state.First network is the quilt
It is the network on terminal roaming ground, the second network is the network of the called terminal ownership place.It is provided below in conjunction with the application
The attached drawing of embodiment be described in detail one by one.
The method that a kind of mobile network that the application first embodiment provides establishes group communication is as follows:
As shown in Figure 1, it illustrates a kind of mobile networks provided by the embodiments of the present application to establish the method for group communication
Flow chart, executing subject are that the uniform data of the second network manages platform, are included the following steps.
Step S101 receives the creation group request that calling terminal is sent.
Step S102 is requested according to the creation group, is established group member and is included calling terminal and be called non-roaming terminal
Group, and generate group interior business mark and ownership place cluster conversation mark.
Step S103, when identifying that in the terminal iidentification of group members carried in the creation group request include in roaming
When the called terminal mark of state, inquiry request is sent to the uniform data of first network management platform, so that first net
The access and movement of first network belonging to called terminal of the uniform data management platform inquiry in roaming state of network is current
Manage the interface IP address of platform.
Step S104 receives the access and movement of the first network of the uniform data management platform return of the first network
Manage the interface IP address of platform.
Step S105, access from the interface IP address to the corresponding first network and mobile management platform according to are sent
The addition group invitation request of group's interior business mark is carried, so that the access of the first network and mobile management platform will
The addition group invitation request is forwarded to the called terminal, and in the addition group's response message for receiving called terminal return
When, it is sent to the session management platform of first network and carries the session establishment request that group's interior business identifies.
Preferably, in step S105, access from the interface IP address to the corresponding first network and moving tube according to
After platform sends the addition group invitation request for carrying group's interior business mark, the method also includes:
Step a, addition group's response message that the access and mobile management platform for receiving the first network are sent.
In this step, addition group's response message is that the access of the first network and mobile management platform are receiving
It is forwarded when the addition group's response message sent to the called terminal.
The method that a kind of mobile network that the application second embodiment provides establishes group communication is as follows:
As shown in Fig. 2, it illustrates a kind of mobile networks provided by the embodiments of the present application to establish the method for group communication
Flow chart, executing subject are the session management platform of first network, are included the following steps.
Step S201, the session establishment request that the access and mobile management platform for receiving first network are sent.
Step S202, according to the user of the group's interior business mark selection first network carried in session establishment request
Manage platform.
Step S203 creates roaming place cluster conversation, and generates roaming place cluster conversation mark.
In this step, the session establishment request is that the uniform data management platform of the second network is establishing group member
Including calling terminal and being called the group of non-roaming terminal, and identify that creation group that calling terminal is sent carries in requesting
It include that the called terminal in roaming state identifies in the terminal iidentification of group members, it is flat according to the uniform data management of first network
Access and mobile management platform of the interface IP address that platform returns to corresponding first network, which are sent, is added group invitation request, passes through institute
The access and mobile management platform for stating first network will be added group invitation request and be forwarded to called terminal, and called whole receiving
What end returned is added what group's response message was sent later.
Step S204 sends session updates request to the session management platform of the second network, so that second network
Session management platform updates cluster conversation by the platform of user management of the second network, and the user management for establishing first network is flat
Data connection between platform and the platform of user management of the second network.
Step S205, the group for receiving the session management platform transmission of the second network are successfully established message.
In this step, the session management platform that the group is successfully established that message is second network is receiving second
It is sent after the session updates success message that the platform of user management of network is sent.
The group is successfully established access and the mobile management platform that message is sent to first network by step S206, so that
The group is successfully established message and is sent to called terminal by the access of the first network and mobile management platform.
Preferably, when executing subject be the second network session management platform, the method also includes:
Step b receives the session updates success message that the platform of user management of the second network is sent.
The access of the second network of step c, Xiang Suoshu and mobile management platform send the group and are successfully established message, so that institute
State the second network access and mobile management platform by the group be successfully established message be forwarded to respectively corresponding calling terminal and
It is called non-roaming terminal.
Preferably, when executing subject be the second network session management platform, the method also includes:
Step c receives the session updates request that the session management platform of first network is sent.
Step d obtains the group's interior business mark, called terminal mark and roaming place cluster conversation mark wherein carried,
Ownership place cluster conversation mark is inquired according to group's interior business mark.
Step e sends to the platform of user management of the second network and carries group's interior business mark, called terminal mark, overflows
The update request of trip ground cluster conversation mark and ownership place cluster conversation mark, for the platform of user management of second network
Called terminal mark is added to corresponding ownership according to ownership place cluster conversation mark and group's interior business mark
In ground cluster conversation, and the platform of user management for inquiring the first network is identified according to the roaming place cluster conversation
Interface IP address, and the platform of user management of first network corresponding with the interface IP address establishes data connection.
The method that a kind of mobile network that the application 3rd embodiment provides establishes group communication is as follows:
As shown in figure 3, it illustrates a kind of mobile networks provided by the embodiments of the present application to establish the method for group communication
Signaling process figure, includes the following steps.
Step 101, calling terminal sends creation group's request to the uniform data of the second network management platform.
In this step, the uniform data management platform of the second network of calling terminal initiates creation group's request, wherein creating
Group's request includes the Subscriber Number of target (called) group member.
Step 102, the uniform data management platform of the second network is requested according to the creation group, and establishing group member includes
Calling terminal and the group for being called non-roaming terminal, and generate group interior business mark and ownership place cluster conversation mark.
In this step, the mark of calling terminal is carried in creation group request, is called the mark of non-roaming terminal and is called
The mark of roaming terminal.It includes calling terminal and the group for being called non-roaming terminal that the embodiment of the present application, which first creates, is then being incited somebody to action
Called roaming terminal is added in group.
Specifically, H-UDM (uniform data of Unified Data Management, the second network manage platform) and H-
UPF (User Plane Function, the platform of user management of the second network), H-SMF (Session Management
Function, the session management platform of the second network), H-AMF (Access and Mobility Management
Function, the access of the second network and mobile management platform), calling terminal and be called non-roaming terminal interaction and carry out group and build
Vertical process.And generate (IGI, SID) and (IGI, SUPI_ calling UE, SUPI_ are called non-roaming UE).At this point, the H- of the second network
UDM, H-UPF, H-SMF and H-AMF be not it has been determined that need to be selected again later.
Wherein, IGI (Internal-Group Identifier, group's interior business mark) and operator, type of service pair
It answers, indicates service order relationship, which group members to have subscribed favor information, the favor information of corresponding business, corresponding business comprising
Validity period, favor information use scope and whether meet 5G specification etc..SID indicate current home cluster conversation session
ID.SUPI_ calling UE indicates the mark of calling terminal, and SUPI_ is called non-roaming UE, indicates the mark for being called non-roaming terminal.
SUPI is Subscription Permanent Identifier, i.e. subscription persistent identifier.
In a kind of embodiment preferably, side by side, i.e., step 102 is in step for step 102 and step 103- step 105
After 101, executed before step 106.
Step 103, when the uniform data management land identification of the second network go out in the creation group request group that carries at
When including the called terminal mark in roaming state in the terminal iidentification of member, the uniform data management of the second network is to the first net
The uniform data management platform of network sends inquiry request.
In the embodiment of the present application, first creation includes calling terminal and the group for being called non-roaming terminal, then will be called
Roaming terminal is added in group.When H-UDM has found called terminal of the creation group's request comprising being in roaming state, H-UDM
The V-UDM (uniform data of first network manages platform) for being presently in roaming place network to called terminal initiates inquiry request.
Step 104, called terminal of the uniform data management platform inquiry in roaming state of the first network is current
The access of affiliated first network and the interface IP address of mobile management platform.
Step 105, the uniform data of the first network manages platform to the uniform data of the second network management platform hair
Send the access of first network and the interface IP address of mobile management platform.
Step 106, the uniform data management platform of the second network is according to the interface IP address to corresponding first net
The access of network and mobile management platform send the addition group invitation request for carrying group's interior business mark.
In this step, group's interior business mark saves in H-UDM in advance, and H-UDM, which is sent, carries industry inside the group
The addition group invitation of business mark is requested to V-AMF (access of first network and mobile management platform).
In a kind of embodiment preferably, the addition group invitation request carries called terminal mark.
Step 107, addition group invitation request is sent to called whole by the access of first network and mobile management platform
End.
In this step, called terminal issues the user with prompt, if the user of called terminal refuses to be added, via V-
AMF returns to refusal to H-UDM and instruction is added, and the process of the embodiment of the present application terminates.If called terminal user adheres to,
Execute step 108.
Step 108, access and mobile management platform of the called terminal to first network, which are sent, carries group's interior business mark
Addition group's response message.
Step 109, the access of first network and mobile management platform are sent to the uniform data of the second network management platform
Group's response message is added.
Step 110, the access of first network and mobile management platform are sent to the session management platform of first network carries
The session establishment request of group's interior business mark.
In a preferred embodiment, called terminal mark is carried in the session establishment request, i.e. SUPI_ is called
Roam UE.
Step 111, the session management platform of first network is according to the group's interior business carried in session establishment request
The platform of user management of mark selection first network.
In this step, because the IGI carried in session establishment request is corresponding with the operator of called terminal, it is possible to
Select V-UPF (platform of user management of first network) corresponding with the operator based on this, i.e., different roaming place networks
Platform of user management bearing capacity is different, selects the user management of a roaming place network that can carry the provider customer flat
Platform.
Step 112, the session management platform of first network creates roaming place cluster conversation, and generates roaming place cluster conversation
Mark, i.e. generation V-SID.
Step 113, the session management platform of first network sends session updates to the session management platform of the second network and asks
It asks.
Step 114, the session management platform of the second network obtains group's interior business mark that the session updates request carries
Knowledge, called terminal mark and roaming place cluster conversation mark inquire the meeting of ownership place group according to group's interior business mark
Words mark.
In this step, belonging area network does not know the V-SID of roaming place network, it is thus impossible to enough be inquired by V-SID
Corresponding SID out needs to inquire the corresponding SID of the IGI by identical IGI.
Step 115, the session management platform of the second network sends to the platform of user management of the second network and carries inside group
The update request of service identification, called terminal mark, roaming place cluster conversation mark and ownership place cluster conversation mark.
In this step, the H-UPF of H-SMF order carrying ownership place session updates the context of respective session.
Step 116, the platform of user management of the second network is according to ownership place cluster conversation mark and group's interior business
Called terminal mark is added in corresponding ownership place cluster conversation by mark.
In this step, H-UPF is by (IGI, SID) corresponding (IGI, SUPI_ calling UE, SUPI_ are called non-roaming UE)
It is updated to (IGI, SUPI_ calling UE, SUPI_ are called non-roaming UE, the called roaming UE of SUPI_), and (IGI, SID) is updated
For (IGI, SID, V-SID).Herein it is understood that in the cluster conversation of ownership place, presumable group member can be moved back
Session out can exit group communication by way of active on-hook, discharge air-link resources.But the context of session is simultaneously
It not will be updated, the literary talent up and down of session will be updated when all group members all exit session.Therefore according to IGI with
Calling terminal identification and the corresponding relationship for being called non-roaming mark inquire calling terminal identification first and are called non-roaming mark
Know, then called terminal mark is added in the corresponding ownership place cluster conversation of SID.
Step 117, the platform of user management of the second network inquires the first net according to roaming place cluster conversation mark
The interface IP address of the platform of user management of network.
In this step, the platform of user management of the corresponding first network of the interface IP address is first pre-selected out
The platform of user management of network.
Step 118, the user management of the platform of user management of the second network first network corresponding with the interface IP address
Platform establishes data connection.
It is understood that be so far called roaming terminal, be called non-roaming terminal, calling terminal can via V-UPF and
H-UPF carries out group communication.
Step 119, the platform of user management of the second network to the session management platform of the second network send session updates at
Function message.
Step 120, the session management platform of the second network sends group to the session management platform of first network and is successfully established
Message.
In this step, H-SMF returns to group to V-SMF (the session management platform of first network) and is successfully established message,
In the group to be successfully established message include (IGI, SUPI_ called roaming UE) and (IGI, SID, V-SID).
Step 121, access and mobile management platform of the session management platform of first network to first network send group and build
Vertical success message.
In this step, V-SMF returns to group to V-AMF and is successfully established message, and wherein the group is successfully established message and includes
(IGI, SID, V-SID).
Step 122, the access of first network and mobile management platform send group to called terminal and are successfully established message.
In this step, in this step, because being that called terminal is passively added to a calling terminal and is called non-unrestrained
The group that trip terminal creates in the home network of called terminal, it is therefore desirable to group is successfully established message and be sent to called terminal.
V-AMF returns to group to called terminal and is successfully established message, and it includes (IGI, V-SID) that wherein the group, which is successfully established message,.
Step 123, access and mobile management platform of the session management platform of the second network to the second network send group and build
Vertical success message.
In this step, H-SMF returns to group to H-AMF and is successfully established message, and wherein the group is successfully established message and includes
(IGI, SUPI_ calling UE, SUPI_ are called non-roaming UE, the called roaming UE of SUPI_) and (IGI, SID, V-SID).
Step 124, the access of the second network and mobile management platform disappear to being called non-roaming terminal and send group and be successfully established
Breath.
In this step, because being that called terminal is passively added to a calling terminal and is called non-roaming terminal called
The group created in the home network of terminal, it is therefore desirable to group is successfully established message be sent to and be called non-roaming terminal.H-AMF points
Message is not successfully established to being called non-roaming terminal and return to group.It includes (IGI, SID) that wherein the group, which is successfully established message,.
Step 125, the access of the second network and mobile management platform send group to calling terminal and are successfully established message.
In this step, because being that called terminal is passively added to a calling terminal and is called non-roaming terminal called
The group created in the home network of terminal, it is therefore desirable to group is successfully established message and be sent to calling terminal.H-AMF is respectively to master
It makes terminal return to group and is successfully established message.It includes (IGI, SID) that wherein the group, which is successfully established message,.So far called terminal can be with
Calling terminal is called non-roaming terminal and is carried out data transmission by group.
It should be noted that idle timer can be set in session management platform.When time-out does not have data transmission in group
When, session management platform notifies that each terminal executes RRC (Radio Resource Control, radio resource control) in group
Reconfiguration (reconfigures) process to discharge air-link resources, but keeps the connection relationship of call session.It is aforementioned
SUPI in step be also possible to SUCI (Subscription Concealed Identifier, subscribe to hidden identifiers) or
Person 5G-TMSI (Temporary Mobile Subscription Identifier, temporarily move subscription identifier) is used
Family telephone number etc..
The method that a kind of mobile network provided by the present application establishes group communication makes the 5G terminal quilt under roaming state
The dynamic group being added in a home network, carries out data transmission called terminal with other group members in this group.
The application directly establishes group with mobile terminal, and mutual data forwarding needs not move through third-party server, directly exists
It is completed inside mobile communications network, improves data-transmission efficiency.
A kind of uniform data management platform that the application fourth embodiment provides is as follows:
As shown in figure 4, it illustrates a kind of structural schematic diagram of uniform data management platform provided by the embodiments of the present application,
It comprises the following modules.
First receiving module 11, for receiving the creation group request of calling terminal transmission；
Group's module 12 is created, for being requested according to the creation group, group member is established and includes calling terminal and be called
The group of non-roaming terminal, and generate group interior business mark and ownership place cluster conversation mark；
First sending module 13, for being wrapped when in the terminal iidentification for identifying the group members carried in the creation group request
When including the called terminal mark in roaming state, inquiry request is sent to the uniform data of first network management platform, so that
The current affiliated first network of uniform data called terminal of the management platform inquiry in roaming state of the first network
The interface IP address of access and mobile management platform, wherein the first network is the network of the called terminal roaming place；
Second receiving module 14, the uniform data for receiving the first network manage the first network that platform returns
The interface IP address of access and mobile management platform；
Second sending module 15, for the access and moving tube according to the interface IP address to the corresponding first network
Platform sends the addition group invitation request for carrying group's interior business mark, for the access and movement of the first network
Addition group invitation request is forwarded to the called terminal by management platform, and in the addition group for receiving called terminal return
When response message, is sent to the session management platform of first network and carry the session establishment request that group's interior business identifies.
Preferably, further includes:
Third receiving module, addition group's response that access and mobile management platform for receiving the first network are sent
Message, addition group's response message is that the access of the first network and mobile management platform are receiving the called terminal
It is forwarded when addition group's response message of transmission.
A kind of session management platform that the 5th embodiment of the application provides is as follows:
As shown in figure 5, it illustrates a kind of structural schematic diagrams of session management platform provided by the embodiments of the present application, including
With lower module.
Conversation module 21 is created, the session establishment for sending when the access and mobile management platform that receive first network
When request, the platform of user management of first network is selected according to the group's interior business mark carried in session establishment request,
Roaming place cluster conversation is created, and generates roaming place cluster conversation mark；The session establishment request is the unification of the second network
Data management platform includes calling terminal and being called the group of non-roaming terminal, and identify caller end establishing group member
It include that the called terminal in roaming state identifies in the terminal iidentification of the group members carried in the creation group request that end is sent, root
Access and moving tube of the interface IP address returned according to the uniform data management platform of first network to corresponding first network pat
Platform, which is sent, is added group invitation request, and group invitation request forwarding will be added by the access of the first network and mobile management platform
To called terminal, and sent after the addition group's response message for receiving called terminal return；
First sending module 22, for sending session updates request to the session management platform of the second network, so that described
The session management platform of second network updates cluster conversation by the platform of user management of the second network, and establishes first network
Data connection between platform of user management and the platform of user management of the second network；Second network is the called terminal
The network of ownership place；
Receiving module 23, the group that the session management platform for receiving the second network is sent are successfully established message, the group
The session management platform that message is second network is successfully established to send in the platform of user management for receiving the second network
It is sent after session updates success message；
Second sending module 24, for the group to be successfully established access and the mobile management that message is sent to first network
Platform, so that the group is successfully established message and is sent to called terminal by the access of the first network and mobile management platform.
Preferably, further includes:
Third sending module, the session updates success message for being sent when the platform of user management for receiving the second network
When, the access of the second network of Xiang Suoshu and mobile management platform send the group and are successfully established message, so that second network
Access and mobile management platform by the group be successfully established message be forwarded to respectively corresponding calling terminal and be called it is non-roaming
Terminal.
Preferably, further includes:
Enquiry module obtains when the session updates for sending when the session management platform for receiving first network are requested
Group's interior business mark, called terminal mark and the roaming place cluster conversation mark wherein carried, according to group's interior business
Mark inquires ownership place cluster conversation mark；
4th sending module, for sending carrying group's interior business mark to the platform of user management of the second network, being called
The update request of terminal iidentification, roaming place cluster conversation mark and ownership place cluster conversation mark, for second network
The called terminal is identified and is added according to ownership place cluster conversation mark and group's interior business mark by platform of user management
Into corresponding ownership place cluster conversation, and the use for inquiring the first network is identified according to the roaming place cluster conversation
Family manages the interface IP address of platform, and the platform of user management of first network corresponding with the interface IP address establishes data company
It connects.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, essence of the invention is not being departed from
In the case where mind and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a kind of method that mobile network establishes group communication characterized by comprising
Receive the creation group request that calling terminal is sent；
It is requested according to the creation group, establishes group member and include calling terminal and be called the group of non-roaming terminal, and generate
Group's interior business mark and ownership place cluster conversation mark；
When identifying that in the terminal iidentification of group members carried in the creation group request include the called end in roaming state
When the mark of end, inquiry request is sent to the uniform data of first network management platform, so that the uniform data of the first network
Manage called terminal of the platform inquiry in the roaming state current affiliated access of first network and connecing for mobile management platform
Port address, wherein the first network is the network of the called terminal roaming place；
Receive the access of first network and connecing for mobile management platform that the uniform data management platform of the first network returns
Port address；
Access from the interface IP address to the corresponding first network and mobile management platform according to, which are sent, to be carried in the group
The addition group invitation of portion's service identification is requested, so that the addition group is invited in the access of the first network and mobile management platform
It please request to be forwarded to the called terminal, and when receiving addition group's response message of called terminal return, to first network
Session management platform send the session establishment request for carrying group's interior business mark.
2. the method that mobile network according to claim 1 establishes group communication, which is characterized in that according to the interface
Access and mobile management platform of the address to the corresponding first network send the addition for carrying group's interior business and identifying
After group invitation request, the method also includes:
Addition group's response message that the access and mobile management platform for receiving the first network are sent, addition group's response disappear
Access that breath is the first network and mobile management platform are in the addition group's response message for receiving the called terminal and sending
When forward.
3. a kind of method that mobile network establishes group communication characterized by comprising
When the session establishment request that the access for receiving first network and mobile management platform are sent, according to the session establishment
The platform of user management of the group's interior business mark selection first network carried in request, creates roaming place cluster conversation, and raw
It is identified at roaming place cluster conversation；The session establishment request is that the uniform data management platform of the second network is establishing group's composition
Member includes calling terminal and is called the group of non-roaming terminal, and identifies that the creation group of calling terminal transmission carries in requesting
Group members terminal iidentification in include in roaming state called terminal identify, according to the uniform data management of first network
Access and mobile management platform of the interface IP address that platform returns to corresponding first network, which are sent, is added group invitation request, passes through
The access of the first network and mobile management platform will be added group invitation request and be forwarded to called terminal, and called receiving
What terminal returned is added what group's response message was sent later；
Session updates request is sent to the session management platform of the second network, so that the session management platform of second network is logical
The platform of user management for crossing the second network updates cluster conversation, and establishes the platform of user management and second network of first network
Data connection between platform of user management；Second network is the network of the called terminal ownership place；
It receives the group that the session management platform of the second network is sent and is successfully established message, it is described that the group, which is successfully established message,
The session management platform of two networks is sent out after the session updates success message that the platform of user management for receiving the second network is sent
It send；
The group is successfully established access and the mobile management platform that message is sent to first network, so that the first network
The group is successfully established message and is sent to called terminal by access and mobile management platform.
4. the method that mobile network according to claim 3 establishes group communication, which is characterized in that the method is also wrapped
It includes:
When the session updates success message that the platform of user management for receiving the second network is sent, the visit of the second network of Xiang Suoshu
Ask that sending the group with mobile management platform is successfully established message, so that the access of second network and mobile management platform will
The group is successfully established message and is forwarded to corresponding calling terminal respectively and is called non-roaming terminal.
5. the method that mobile network according to claim 3 establishes group communication, which is characterized in that the method is also wrapped
It includes:
When the session updates request that the session management platform for receiving first network is sent, industry inside the group wherein carried is obtained
Business mark, called terminal mark and roaming place cluster conversation mark inquire ownership place group according to group's interior business mark
Group session mark；
It is sent to the platform of user management of the second network and carries group's interior business mark, called terminal mark, the meeting of roaming place group
The update request of words mark and ownership place cluster conversation mark, so that the platform of user management of second network is returned according to
The called terminal is identified and is added to corresponding ownership place cluster conversation by possession cluster conversation mark and group's interior business mark
In, and the interface IP address for inquiring the platform of user management of the first network is identified according to the roaming place cluster conversation,
And the platform of user management of first network corresponding with the interface IP address establishes data connection.
6. a kind of uniform data manages platform characterized by comprising
First receiving module, for receiving the creation group request of calling terminal transmission；
Group's module is created, for being requested according to the creation group, group member is established and includes calling terminal and be called non-roaming
The group of terminal, and generate group interior business mark and ownership place cluster conversation mark；
First sending module, for working as in the terminal iidentification for identifying the group members carried in the creation group request including being in
When the called terminal mark of roaming state, inquiry request is sent to the uniform data of first network management platform, so that described the
The access of first network belonging to called terminal of the uniform data management platform inquiry in roaming state of one network is current and
The interface IP address of mobile management platform, wherein the first network is the network of the called terminal roaming place；
Second receiving module, for receive the first network uniform data manage platform return first network access and
The interface IP address of mobile management platform；
Second sending module, for according to access from the interface IP address to the corresponding first network and mobile management platform
The addition group invitation request for carrying group's interior business mark is sent, so that the access of the first network and moving tube pat
Addition group invitation request is forwarded to the called terminal by platform, and is disappeared in the addition group's response for receiving called terminal return
When breath, is sent to the session management platform of first network and carry the session establishment request that group's interior business identifies.
7. uniform data according to claim 6 manages platform, which is characterized in that further include:
Third receiving module, addition group's response that access and mobile management platform for receiving the first network are sent disappear
Breath, addition group's response message are that the access of the first network and mobile management platform are receiving the called terminal hair
It is forwarded when the addition group's response message sent.
8. a kind of session management platform characterized by comprising
Conversation module is created, the session establishment request for sending when the access and mobile management platform that receive first network
When, according to the platform of user management of the group's interior business mark selection first network carried in session establishment request, creation
Roaming place cluster conversation, and generate roaming place cluster conversation mark；The session establishment request is the uniform data of the second network
Management platform includes calling terminal and being called the group of non-roaming terminal, and identify that calling terminal is sent out establishing group member
It include that the called terminal in roaming state identifies in the terminal iidentification of group members carried in the creation group request sent, according to the
Access and mobile management platform hair of the interface IP address that the uniform data management platform of one network returns to corresponding first network
Send and group invitation request be added, by the access of the first network and mobile management platform will be added group invitation request be forwarded to by
It is terminal, and sent after the addition group's response message for receiving called terminal return；
First sending module, for sending session updates request to the session management platform of the second network, so that second net
The session management platform of network updates cluster conversation by the platform of user management of the second network, and establishes user's pipe of first network
Data connection between platform and the platform of user management of the second network；Second network is the called terminal ownership place
Network；
Receiving module, the group that the session management platform for receiving the second network is sent are successfully established message, and the group is created as
Function message be second network session management platform receive the second network platform of user management send session more
It is sent after new success message；
Second sending module, for the group to be successfully established access and the mobile management platform that message is sent to first network,
So that the group is successfully established message and is sent to called terminal by the access of the first network and mobile management platform.
9. session management platform according to claim 8, which is characterized in that further include:
Third sending module, for when receive the second network platform of user management send session updates success message when,
Access and mobile management platform to second network send the group and are successfully established message, so that the visit of second network
It asks the group is successfully established message with mobile management platform to be forwarded to respectively and corresponding calling terminal and is called non-roaming terminal.
10. session management platform according to claim 8, which is characterized in that further include:
Enquiry module obtains wherein when the session updates for sending when the session management platform for receiving first network are requested
Group's interior business mark, called terminal mark and the roaming place cluster conversation mark of carrying, identify according to group's interior business
Inquire ownership place cluster conversation mark；
4th sending module carries group's interior business mark, called terminal for sending to the platform of user management of the second network
The update request of mark, roaming place cluster conversation mark and ownership place cluster conversation mark, for the user of second network
Called terminal mark is added to phase according to ownership place cluster conversation mark and group's interior business mark by management platform
In the ownership place cluster conversation answered, and the user's pipe for inquiring the first network is identified according to the roaming place cluster conversation
The interface IP address of platform, and the platform of user management of first network corresponding with the interface IP address establishes data connection.
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