CN110365499A - A kind of method and system that establishing group communication, mobile management function to ps domain entity - Google Patents
A kind of method and system that establishing group communication, mobile management function to ps domain entity Download PDFInfo
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- CN110365499A CN110365499A CN201910651170.9A CN201910651170A CN110365499A CN 110365499 A CN110365499 A CN 110365499A CN 201910651170 A CN201910651170 A CN 201910651170A CN 110365499 A CN110365499 A CN 110365499A
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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
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/52—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail for supporting social networking services
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Abstract
The present embodiments relate to a kind of method and system for establishing group communication, mobile management function to ps domain entity and uniform data management function entities.Wherein, this method comprises: reception terminal transmission is used to indicate the first request for establishing group, wherein, the mark of group to be established is carried in first request, judge whether there is the group having built up corresponding with the mark of group, if it does not exist, then the first request is sent to uniform data management function entity, so that uniform data management function entity creates group corresponding with the mark of group according to the first request.By the technical solution of the embodiment of the present disclosure, when avoiding in the prior art using third-party server, the flow of third-party server itself, the influence of the attributes such as storage will receive, and then realize the technical effect of the high efficiency and reliability of establishing group communication.
Description
Technical field
The present embodiments relate to field of communication technology more particularly to a kind of method and system for establishing group communication, move
Mobility management functional entity and uniform data management function entity.
Background technique
With the development of internet technology, social category software is also constantly being bred, such as: wechat, Fetion and footpath between fields footpath between fields.
In the prior art, user can establish group based on social software (such as wechat), and the user for establishing group can be by it
His user is added in the group (certainly, the user for establishing group can also delete the user in group from the group), into
And realize session in group.
But inventor is in the implementation of the present invention, discovery is the prior art has at least the following problems: in the prior art, lead to
When crossing interaction in software (such as wechat) the progress group of social category, the shared needs of interaction data are by third party (such as wechat)
Server carries out storage forwarding, and third-party server may be the bottleneck of massive dataflow.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of foundation for the drawbacks described above in the presence of the prior art
Method and system, mobile management function to ps domain entity and the uniform data management function entity of group communication, to solve existing skill
There are problems that just being able to achieve by means of social category software in art and establishes group communication.
According to an aspect of an embodiment of the present invention, the embodiment of the invention provides a kind of method for establishing group communication,
The described method includes:
Receive terminal transmission is used to indicate the first request for establishing group, wherein carries in first request yet to be built
The mark of vertical group；
Judge whether there is the group having built up corresponding with the mark of the group；
If it does not exist, then first request is sent to uniform data management function entity, so as to the uniform data pipe
It manages functional entity and group corresponding with the mark of the group is created according to first request.
In some embodiments, the method also includes:
Receive the mapping relations that the uniform data management function entity is sent, wherein the mapping relations are the systems
One data management function entity is constructed according to the mark of interior tissue identifier and group member；
The session establishment request for carrying the mapping relations is sent, to session management entity so as to the session management entity
It is requested to send the instruction to transport session information to user plane functions entity according to the session establishment, so as to the user face
Functional entity is based on the mapping relations and corresponding session information is transmitted to the group.
According to the other side of the embodiment of the present disclosure, the embodiment of the present disclosure additionally provides a kind of side for establishing group communication
Method, which comprises
Receive the first request that mobile management function to ps domain entity is sent, wherein carry in first request to be established
The mark of group, and first request is that the mobile management function to ps domain entity determines that there is no the marks pair with the group
It is sent when the group having built up answered；
Group corresponding with the mark of the group is created according to first request.
In some embodiments, if in preset first duration after completing group and establishing, group member hair is received
Send addition group second request, then the method also includes:
The group member is added to the group, and obtains the mark of the group member；
For the group allocation interior tissue identifier, and construct the interior tissue identifier and the group member
Mapping relations between mark；
The mapping relations are sent to the mobile management function to ps domain entity, so as to the mobile management function to ps domain entity
The session establishment request for carrying the mapping relations is sent to session management entity.
In some embodiments, if also carrying the quantity of group member in first request, it is described will be described
Group member is added to before the group, the method also includes:
Calculate the quantity for having been added to the current group member of the group；
It is less than the quantity of the group member in response to the quantity of the current group member, executes described by the group
Member is added to the step of group.
In some embodiments, the method also includes:
In response to receive carrying target identification additions target group request third request, judge whether there is and
The corresponding target group of the target identification；
If it does not exist, then in response to receiving the target mark for carrying target group to be established in preset second duration
The 4th request known creates group corresponding with the target identification according to the 4th request, and the target terminal is added
Add to the group corresponding with the target identification of creation.
According to the other side of the embodiment of the present disclosure, it is real that the embodiment of the present disclosure additionally provides a kind of mobile management function to ps domain
Body, the mobile management function to ps domain entity include:
First receiving module establishes the first request of group for receiving being used to indicate for terminal transmission, wherein described the
The mark of group to be established is carried in one request；
First judgment module, for judging whether there is the group having built up corresponding with the mark of the group；
First sending module, for if it does not exist, then sending first request to uniform data management function entity, with
Toilet states uniform data management function entity and creates group corresponding with the mark of the group according to first request.
In some embodiments, first receiving module is also used to, and receives the uniform data management function entity hair
The mapping relations sent, wherein the mapping relations be the uniform data management function entity according to interior tissue identifier and
The mark building of group member；
First sending module is also used to, and the session establishment for sending the carrying mapping relations to session management entity is asked
It asks, requests to send to user plane functions entity according to the session establishment so as to the session management entity and believe to transmission session
Corresponding session information is transmitted to the group so that the user plane functions entity is based on the mapping relations by the instruction of breath
Group.
According to the other side of the embodiment of the present disclosure, the embodiment of the present disclosure additionally provides a kind of uniform data management function
Entity, the uniform data management function entity include:
Second receiving module, for receiving the first request of mobile management function to ps domain entity transmission, wherein described first asks
Seek the middle mark for carrying group to be established, and first request be the mobile management function to ps domain entity determine there is no with
It is sent when the corresponding group having built up of mark of the group；
Creation module, for creating group corresponding with the mark of the group according to first request.
In some embodiments, the uniform data management function entity further include:
Adding module, if receiving group member transmission in preset first duration after completing group and establishing
Addition group second request, the group member is added to the group；
Module is obtained, for obtaining the mark of the group member；
Distribution module, for being the group allocation interior tissue identifier；
Module is constructed, be used for and constructs the pass of the mapping between the interior tissue identifier and the mark of the group member
System；
Second sending module, for the mapping relations to be sent to the mobile management function to ps domain entity, so as to described
Mobile management function to ps domain entity sends the session establishment request for carrying the mapping relations to session management entity.
In some embodiments, the uniform data management function entity further include:
Computing module, if the quantity for also carrying group member in first request, described by the group
Group membership is added to before the group, calculates the quantity for having been added to the current group member of the group；
The adding module is specifically used for, and the number of the group member is less than in response to the quantity of the current group member
Amount executes the described the step of group member is added to the group.
In some embodiments, the uniform data management function entity further include:
Second judgment module, the third that the addition target group for the carrying target identification in response to receiving is requested are asked
It asks, judges whether there is target group corresponding with the target identification；
Second receiving module is also used to, if it does not exist, then in response in preset second duration, receive carry to
4th request of the target identification of the target group of foundation；
The creation module is also used to, and creates group corresponding with the target identification according to the 4th request；
Adding module, for the target terminal to be added to the group corresponding with the target identification of creation.
According to the other side of the embodiment of the present disclosure, the embodiment of the present disclosure additionally provide it is a kind of establish group communication be
System, the system comprises:
Mobile management function to ps domain entity described in any embodiment as above；
Uniform data management function entity described in any embodiment as above.
The beneficial effect of the embodiment of the present invention is, due to using: receiving being used to indicate for terminal transmission and establishes group
The first request, wherein carry the mark of group to be established in the first request, judge whether there is corresponding with the mark of group
The group having built up, if it does not exist, then to uniform data management function entity send first request, so as to uniform data pipe
The technical solution that functional entity creates group corresponding with the mark of group according to the first request is managed, avoids and adopts in the prior art
When with third-party server, the flow of third-party server itself, the influence of the attributes such as storage will receive, and then realize foundation
The high efficiency of group communication and the technical effect of reliability.
Detailed description of the invention
Fig. 1 is the schematic diagram of the method for establishing group communication of the embodiment of the present disclosure；
Fig. 2 is the schematic diagram of the method for establishing group communication of another embodiment of the disclosure；
Fig. 3 is the signaling diagram of the method for establishing group communication of the embodiment of the present disclosure；
Fig. 4 is the schematic diagram of the mobile management function to ps domain entity of the embodiment of the present disclosure；
Fig. 5 is the schematic diagram of the uniform data management function entity of the embodiment of the present disclosure；
Fig. 6 is the schematic diagram of the system for establishing group communication of the embodiment of the present disclosure；
Appended drawing reference:
21, the first receiving module, 22, first judgment module, the 23, first sending module, the 31, second receiving module, 32, wound
Model block, 33, adding module, 34, acquisition module, 35, distribution module, 36, building module, the 37, second sending module, 38, meter
Calculate module, the 39, second judgment module, 10, terminal, 20, AMF, 30, UDM, 40, SMF.
Specific embodiment
In being described below, for illustration and not for limitation, propose such as specific system structure, interface, technology it
The detail of class, to understand thoroughly the present invention.However, it will be clear to one skilled in the art that there is no these specific
The present invention also may be implemented in the other embodiments of details.In other situations, it omits to well-known system and method
Detailed description, in order to avoid unnecessary details interfere description of the invention.
The embodiment of the invention provides a kind of method and systems for establishing group communication.
According to an aspect of an embodiment of the present invention, the embodiment of the invention provides a kind of methods for establishing group communication
Referring to Fig. 1, Fig. 1 is the schematic diagram of the method for establishing group communication of the embodiment of the present disclosure.
As shown in Figure 1, this method comprises:
S1: what mobile management function to ps domain entity reception terminal was sent is used to indicate the first request for establishing group, wherein the
The mark of group to be established is carried in one request.
Wherein, the full name in English of mobile management function to ps domain entity is Access and Mobility Management
Function, English abbreviation are AMF (being indicated with AMF in attached drawing and the description of following examples), are used for registration management, connecting tube
The activation and deactivating operation that reason, user face connect, the encryption etc. of message.Mark has for distinguishing to different groups
Body, it is identified as the ID of group.
In the embodiments of the present disclosure, it when user A wants creation group, can directly be realized by its corresponding terminal, and
Without in social category software, but the first request being sent to AMF by terminal, the first request, which is used to indicate, establishes group,
And first request in carry group mark, so as to AMF learn user A creation group intention.
S2:AMF judges whether there is the group having built up corresponding with the mark of group and then executes S3 if it does not exist.
Specifically, AMF obtains the mark for the group having built up, will be in the mark for the group that had built up and the first request
The mark of carrying is compared, to determine whether the two is identical.If the two is identical, illustrate the mark carried in the first request
Group is created by other users use, then AMF to terminal issue prompt information, with prompt user first request in mark
Knowledge is used, and user is prompted to replace mark.
S3:AMF sends the first request to uniform data management function, so that uniform data management function entity is according to first
Request creates group corresponding with the mark of group.
Wherein, the full name in English of uniform data management function is Unified Data Managemen, English abbreviation UDM
(in attached drawing and following examples, being indicated with UDM).
In conjunction with above-mentioned analysis it is found that in the embodiments of the present disclosure, providing a kind of new method for establishing group communication, and
The method that group communication is established by way of social software in compared to the prior art, the embodiment of the present disclosure are not necessarily to by the
Tripartite's server is realized, can directly be realized by terminal, and then realize the technical effect for facilitating operation, and adopt due to avoiding
When with third-party server, the flow of third-party server itself, the influence of the attributes such as storage will receive, and then realize foundation
The high efficiency of group communication and the technical effect of reliability.
In some embodiments, this method further include:
S4:AMF receives the mapping relations that uniform data management function entity is sent, wherein mapping relations are uniform datas
Management function entity is constructed according to the mark of interior tissue identifier and group member.
S5:AMF sends the session establishment request for carrying mapping relations to session management entity, so as to session management entity root
It requests to send the instruction to transport session information to user plane functions entity according to session establishment, so as to user plane functions entity base
Corresponding session information is transmitted to group in mapping relations.
Wherein, the full name in English of session management is Session Management Function, and English abbreviation is that SMF is (attached
Figure and following examples are indicated with SMF).And SMF be with SMF belonging to group member, or for SMF belonging to terminal.SMF root
It requests to send the instruction to transport session information to user plane functions entity according to session establishment, so as to user plane functions entity base
Corresponding session information is transmitted to group in mapping relations.
Wherein, the full name in English of user plane functions entity is User Plane Function, and English abbreviation is UPF (attached drawing
And indicated in following examples with UPF).
Specifically, SMF sends to UPF and instructs, to inform that UPF transmits session information.UPF is receiving session letter
After breath, group can determine based on mapping relations, and session information is transmitted to group.
According to the other side of the embodiment of the present disclosure, the embodiment of the present disclosure additionally provides a kind of side for establishing group communication
Method.
Referring to Fig. 2, Fig. 2 is the schematic diagram of the method for establishing group communication of another embodiment of the disclosure.
As shown in Fig. 2, this method comprises:
S11:UDM receives the first request that mobile management function to ps domain entity is sent, wherein carries in the first request wait establish
Group mark, and the first request be the mobile management function to ps domain entity determine there is no it is corresponding with the mark of group
It is sent when the group being set up.
S12:UDM creates group corresponding with the mark of group according to the first request.
In some embodiments, if in preset first duration after completing group and establishing, group member hair is received
The second of the addition group sent is requested, then this method further include:
S13: group member is added to group, and obtains the mark of group member.
Wherein, the first duration can be set based on demand or experience.It specifically, can be real in such a way that timer is set
Now to the restriction of the first duration.Now it is illustrated for a length of 1 minute when first.
Illustratively, completion has been established in group, then timer starts timing, if the also non-timing of timer by 1 minute, UDM
The second request of group member transmission has been received, then the group member is added to group by UDM.
In further embodiments, if timer timing is more than 1 minute, UDM had not received the second request, then
UDM feeds back corresponding prompt information to AMF.
S14:UDM is group allocation interior tissue identifier, and constructs the mark of interior tissue identifier and group member
Between mapping relations.
Wherein, the full name in English of interior tissue identifier is Internal-Group Identifier, and English abbreviation is
IGI。
Mapping relations are sent to mobile management function to ps domain entity by S15:UDM, so that mobile management function to ps domain entity is to meeting
It talks about management entity and sends the session establishment request for carrying mapping relations.
In some embodiments, SMF requests to send to user plane functions entity UPF to transmission session according to session establishment
The instruction of information, and when receiving the confirmation message of UPF feedback, the successful message of session establishment is sent to AMF.
In this step, after SMF is sent to UPF to be instructed, UPF meeting feedback acknowledgment information, confirmation message is for informing SMF
Instruction has been received in it, and can transmit to session information.
In some embodiments, the number corresponding end that the message being successfully established is forwarded to terminal and group member by AMF
End.And the corresponding terminal of the number of terminal and group member sends and/or receives message in group via UPF.
In some embodiments, if AMF corresponds to the number that the message being successfully established is forwarded to terminal and group member
Terminal when, the corresponding terminal of the number that mapping relations are also forwarded to terminal and group member by AMF, then terminal and group member
The corresponding terminal of number message is sent and/or received in group via UPF, comprising: number of terminal and the group member
The corresponding terminal of code is based on mapping relations and sends and/or receive message to group via UPF.
In some embodiments, if also carrying the quantity of group member in the first request, group member is added in UDM
It adds to before group, this method further include:
S13 ': UDM calculates the quantity for having been added to the current group member of group.
S14 ': being less than the quantity of group member in response to the quantity of current group member, executes UDM and adds group member
The step of to group.
In this embodiment, if carrying the quantity 10 of group member in the first request, UDM first to current quantity into
Row determines, if current quantity is added to group less than 10, by group member, if current quantity is greater than or equal to
10, then no longer add group member.
In some embodiments, this method further include:
S16:UDM is requested in response to the third of the addition target group request of the carrying target identification received, and judgement is
It is no to there is target group corresponding with target identification, if it is present third is requested corresponding group member to be added to mesh by UDM
Group is marked, if it does not exist, then executing S17.
S17:UDM is in response to receiving the target identification for carrying target group to be established in preset second duration
4th request creates corresponding with target identification group according to the 4th request, and target terminal is added to creation and target
Identify corresponding group.
In some embodiments, terminal can exit group communication, release Radio Link money by way of active on-hook
Source.
In some embodiments, idle timer is arranged in SMF.When time-out does not have data transmission in group, SMF notifies group
Each UE executes RRC Reconfiguration process to discharge air-link resources in group, but the connection of call session is kept to close
System.
To make the more thorough explanation embodiment of the present disclosure, the embodiment of the present disclosure is explained in detail now in conjunction with Fig. 2.
Wherein, Fig. 3 is the signaling diagram of the method for establishing group communication of the embodiment of the present disclosure.
As shown in figure 3, this method comprises:
BZ1: user passes through group's access request that terminal UE 1 is initiated to AMF.
Wherein, can be by way of dialing, or group's access request is initiated by way of short message.
Specifically, the format of group's access request are as follows: * groups of ID* number of members of group business access code * command code limit #.Its
In, group business access code is to create the corresponding number of group communication, and dialing the number is to handle creation group communication
The demand of business；Command code " 0 " table can be used to distinguish the demand of creation group or the demand of group is added in command code
Show creation group, " 1 " indicates that group is added；" number of members limitation " can omit, i.e. the quantity of the member of group is unrestricted, " * "
It is separator, " # " is end mark.Such as: 10010*0*123456*20#.It indicates that group business access code is 10010, creates group
It is 123456 that the command code of group, which is 0, ID, and number is limited to 20.If not limiting number, dialed number 10010*0*
123456#.If it is addition group, dialed number are as follows: 10010*1*123456#.
Whether include identical ID in group's access request in the request of the creation group of BZ2:AMF detection history
(123456), if comprising executing BZ3, if do not included, executing BZ4.
BZ3:AMF sends the prompt information for being used to indicate UE1 and re-establishing ID to UE1.
BZ4:AMF to UDM send order group service request, and request in carry UE1 mark (SUPI, SUCI or
Corresponding number of person UE1 etc.).
BZ5:UDM creates group, and is group allocation IGI, and execute BZ6.
BZ6:UDM returns to " service subscription is purchased successfully " to AMF, so that AMF feeds back " service subscription is purchased successfully " to UE1.
BZ7:UE2 ... UEn sends the addition request that group is added to AMF.
BZ8:AMF is sent to UDM for request is added.
The current quantity of BZ9:UDM acquisition group.
BZ10:UDM judges the size of current quantity Yu 20, if current quantity is greater than or equal to 20, executes BZ11, such as
Fruit current quantity then executes BZ14 less than 20.
BZ11:UDM returns to " service order failure " to AMF, then executes BZ12.
BZ12:AMF returns to " service order failure " to UE2 ... UEn.
BZ13:UE2 ... UEn restPoses.
UE2 ... UEn is added in group by BZ14:UDM, then executes BZ15.
The SUPI of IGI and each UE are associated by BZ15:UDM, obtain taking IGI as mark shaped like (IGI, SUPI_
UE1, SUPI_UE2 ..., SUPI_UEn) multi-component system, and return to " service order success " and multi-component system (IGI, SUPI_ to AMF
UE1, SUPI_UE2 ..., SUPI_UEn), then execute BZ16.
BZ16:AMF selects a SMF and initiates session establishment request to it, wherein including multi-component system (IGI, SUPI_
UE1, SUPI_UE2 ..., SUPI_UEn).
BZ17:SMF is interacted with UDM completes group business authentication.
BZ18:SMF and UPF are interacted to establish cluster conversation.
BZ19:SMF returns to cluster conversation to AMF and is successfully established message, wherein including session id (SID).
BZ20:AMF returns to " service subscription is purchased successfully " to UE1 and UE2..n, then executes BZ21.
BZ21:UE1, UE2 ... UEn can use binary group (IGI, SID), via UPF, sent into group message or from
Message is received in group.
Other side according to an embodiment of the present invention, it is real that the embodiment of the invention provides a kind of mobile management function to ps domain
Body.
Referring to Fig. 4, Fig. 4 is the schematic diagram of the mobile management function to ps domain entity of the embodiment of the present disclosure.
As shown in figure 4, the mobile management function to ps domain entity includes:
First receiving module 21, for receive terminal transmission be used to indicate establish group first request, wherein it is described
The mark of group to be established is carried in first request；
First judgment module 22, for judging whether there is the group having built up corresponding with the mark of the group；
First sending module 23, for if it does not exist, then sending first request to uniform data management function entity,
So that the uniform data management function entity creates group corresponding with the mark of the group according to first request.
In some embodiments, first receiving module 21 is also used to, and receives the uniform data management function entity
The mapping relations of transmission, wherein the mapping relations are the uniform data management function entities according to interior tissue identifier
With the mark building of group member；
First sending module 23 is also used to, and the session establishment for carrying the mapping relations is sent to session management entity
Request, so that the session management entity requests to send to user plane functions entity to transmission session according to the session establishment
Corresponding session information is transmitted to the group so that the user plane functions entity is based on the mapping relations by the instruction of information
Group.
According to the other side of the embodiment of the present disclosure, the embodiment of the present disclosure additionally provides a kind of uniform data management function
Entity.
Referring to Fig. 5, Fig. 5 is the schematic diagram of the uniform data management function entity of the embodiment of the present disclosure.
As shown in figure 5, the uniform data management function entity includes:
Second receiving module 31, for receiving the first request of mobile management function to ps domain entity transmission, wherein described first
The mark of group to be established is carried in request, and first request is that the mobile management function to ps domain entity determination is not present
With send when the corresponding group having built up of mark of the group；
Creation module 32, for creating group corresponding with the mark of the group according to first request.
In conjunction with Fig. 5 it is found that in some embodiments, the uniform data management function entity further include:
Adding module 33, if receiving group member hair in preset first duration after completing group and establishing
Second request of the addition group sent, is added to the group for the group member；
Module 34 is obtained, for obtaining the mark of the group member；
Distribution module 35, for being the group allocation interior tissue identifier；
Module 36 is constructed, is used for and constructs the mapping between the interior tissue identifier and the mark of the group member
Relationship；
Second sending module 37, for the mapping relations to be sent to the mobile management function to ps domain entity, with toilet
It states mobile management function to ps domain entity and sends the session establishment request for carrying the mapping relations to session management entity.
In conjunction with Fig. 5 it is found that in some embodiments, the uniform data management function entity further include:
Computing module 38, if for also carrying the quantity of group member in first request, it is described will be described
Group member is added to before the group, calculates the quantity for having been added to the current group member of the group；
The adding module 33 is specifically used for, and is less than the group member in response to the quantity of the current group member
Quantity executes the described the step of group member is added to the group.
In conjunction with Fig. 5 it is found that in some embodiments, the uniform data management function entity further include:
Second judgment module 39, the third of the addition target group request for the carrying target identification in response to receiving
Request, judges whether there is target group corresponding with the target identification；
Second receiving module 31 is also used to, if it does not exist, then in response to receiving carrying in preset second duration
4th request of the target identification of target group to be established；
The creation module 32 is also used to, and creates group corresponding with the target identification according to the 4th request；
Adding module 33, for the target terminal to be added to the group corresponding with the target identification of creation.
According to the other side of the embodiment of the present disclosure, the embodiment of the present disclosure additionally provide it is a kind of establish group communication be
System, wherein the system includes mobile management function to ps domain entity 20 described in any embodiment as above, and, any embodiment as above
The uniform data management function entity 30.
In conjunction with Fig. 6 it is found that the system further include:
Terminal 10 is established the first of group and is asked for being used to indicate to the mobile management function to ps domain AMF20 transmission belonging to it
It asks, wherein the mark of group to be established is carried in the first request.
Session management entity SMF40, for requesting to send to user plane functions entity UPF to transmit according to session establishment
Corresponding session information is transmitted to group so that UPF is based on mapping relations by the instruction of session information.
In some embodiments,
SMF40 is also used to, and when receiving the confirmation message of UPF feedback, is sent session establishment to AMF20 and is successfully disappeared
Breath；
AMF20 is also used to, and the message being successfully established is forwarded to the terminal corresponding with the number of group member of terminal 10；
The terminal corresponding with the number of group member of terminal 10 is used for, and is sent and/or is received in group via UPF and disappears
Breath.
Reader should be understood that in the description of this specification reference term " one embodiment ", " is shown " some embodiments "
The description of example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, structure
Or feature is included at least one embodiment or example of the invention.In the present specification, to the schematic of above-mentioned term
Statement need not be directed to identical embodiment or example.Moreover, specific features, structure or the feature of description can be any
It can be combined in any suitable manner in a or multiple embodiment or examples.In addition, without conflicting with each other, the technology of this field
The feature of different embodiments or examples described in this specification and different embodiments or examples can be combined by personnel
And combination.
It is apparent to those skilled in the art that for convenience of description and succinctly, the dress of foregoing description
The specific work process with unit is set, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of unit, only
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.
Unit may or may not be physically separated as illustrated by the separation member, shown as a unit
Component may or may not be physical unit, it can and it is in one place, or may be distributed over multiple networks
On unit.It can select some or all of unit therein according to the actual needs to realize the mesh of the embodiment of the present invention
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, is also possible to two or more units and is integrated in one unit.It is above-mentioned integrated
Unit both can take the form of hardware realization, can also realize in the form of software functional units.
It, can if integrated unit is realized in the form of SFU software functional unit and when sold or used as an independent product
To be stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention substantially or
Say that all or part of the part that contributes to existing technology or the technical solution can embody in the form of software products
Out, which is stored in a storage medium, including some instructions are used so that a computer equipment
(can be personal computer, server or the network equipment etc.) executes all or part of each embodiment method of the present invention
Step.And storage medium above-mentioned include: USB flash disk, it is mobile hard disk, read-only memory (ROM, Read-Only Memory), random
Access various Jie that can store program code such as memory (RAM, Random Access Memory), magnetic or disk
Matter.
It should also be understood that magnitude of the sequence numbers of the above procedures are not meant to execute sequence in various embodiments of the present invention
It is successive, the execution of each process sequence should be determined by its function and internal logic, the implementation without coping with the embodiment of the present invention
Journey constitutes any restriction.
More than, only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, and it is any to be familiar with
Those skilled in the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or substitutions,
These modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be wanted with right
Subject to the protection scope asked.
Claims (13)
1. a method of establish group communication, which is characterized in that the described method includes:
Receive terminal transmission is used to indicate the first request for establishing group, wherein carries in first request to be established
The mark of group；
Judge whether there is the group having built up corresponding with the mark of the group；
If it does not exist, then first request is sent to uniform data management function entity, so that the uniform data manages function
Energy entity creates group corresponding with the mark of the group according to first request.
2. the method according to claim 1, wherein the method also includes:
Receive the mapping relations that the uniform data management function entity is sent, wherein the mapping relations are the unified numbers
It is constructed according to management function entity according to the mark of interior tissue identifier and group member；
The session establishment request for carrying the mapping relations is sent to session management entity, so as to the session management entity according to
The session establishment requests to send the instruction to transport session information to user plane functions entity, so as to the user plane functions
Entity is based on the mapping relations and corresponding session information is transmitted to the group.
3. a kind of method for establishing group communication, which is characterized in that the described method includes:
Receive the first request that mobile management function to ps domain entity is sent, wherein carry group to be established in first request
Mark, and first request is that the mobile management function to ps domain entity determines that there is no corresponding with the mark of the group
It is sent when the group having built up；
Group corresponding with the mark of the group is created according to first request.
4. according to the method described in claim 3, it is characterized in that, if complete group establish after preset first duration
It is interior, receive group member transmission addition group second request, then the method also includes:
The group member is added to the group, and obtains the mark of the group member；
For the group allocation interior tissue identifier, and construct the mark of the interior tissue identifier and the group member
Between mapping relations；
The mapping relations are sent to the mobile management function to ps domain entity, so that the mobile management function to ps domain entity is to meeting
It talks about management entity and sends the session establishment request for carrying the mapping relations.
5. according to the method described in claim 4, it is characterized in that, if also carrying the number of group member in first request
Amount, then it is described the group member is added to the group before, the method also includes:
Calculate the quantity for having been added to the current group member of the group；
It is less than the quantity of the group member in response to the quantity of the current group member, executes described by the group member
The step of being added to the group.
6. method according to any one of claim 3 to 5, which is characterized in that the method also includes:
In response to receive carrying target identification additions target group request third request, judge whether there is with it is described
The corresponding target group of target identification；
If it does not exist, then in response to receiving the target identification for carrying target group to be established in preset second duration
4th request creates group corresponding with the target identification according to the 4th request, and the target terminal is added to
The group corresponding with the target identification of creation.
7. a kind of mobile management function to ps domain entity, which is characterized in that the mobile management function to ps domain entity includes:
First receiving module, for receive terminal transmission be used to indicate establish group first request, wherein described first asks
Seek the middle mark for carrying group to be established；
First judgment module, for judging whether there is the group having built up corresponding with the mark of the group；
First sending module, for if it does not exist, then first request being sent to uniform data management function entity, with toilet
It states uniform data management function entity and group corresponding with the mark of the group is created according to first request.
8. mobile management function to ps domain entity according to claim 7, which is characterized in that
First receiving module is also used to, and receives the mapping relations that the uniform data management function entity is sent, wherein institute
Stating mapping relations is mark building of the uniform data management function entity according to interior tissue identifier and group member；
First sending module is also used to, and the session establishment request for carrying the mapping relations is sent to session management entity,
So that the session management entity requests to send to user plane functions entity to transport session information according to the session establishment
Instruction, so as to the user plane functions entity be based on the mapping relations corresponding session information is transmitted to the group.
9. a kind of uniform data management function entity, which is characterized in that the uniform data management function entity includes:
Second receiving module, for receiving the first request of mobile management function to ps domain entity transmission, wherein in first request
Carry the mark of group to be established, and first request be the mobile management function to ps domain entity determine there is no with it is described
It is sent when the corresponding group having built up of mark of group；
Creation module, for creating group corresponding with the mark of the group according to first request.
10. uniform data management function entity according to claim 9, which is characterized in that the uniform data manages function
Energy entity further include:
Adding module, if receiving adding for group member transmission in preset first duration after completing group and establishing
The second request for entering group, is added to the group for the group member；
Module is obtained, for obtaining the mark of the group member；
Distribution module, for being the group allocation interior tissue identifier；
Module is constructed, is used for and constructs the mapping relations between the interior tissue identifier and the mark of the group member；
Second sending module, for the mapping relations to be sent to the mobile management function to ps domain entity, so as to the movement
Property management function entity the session establishment request for carrying the mapping relations is sent to session management entity.
11. uniform data management function entity according to claim 10, which is characterized in that the uniform data manages function
Energy entity further include:
Computing module, if the quantity for also carrying group member in first request, forms the group described
Member is added to before the group, calculates the quantity for having been added to the current group member of the group；
The adding module is specifically used for, and the quantity of the group member is less than in response to the quantity of the current group member,
Execute the described the step of group member is added to the group.
12. the uniform data management function entity according to any one of claim 9 to 11, which is characterized in that the system
One data management function entity further include:
The third of second judgment module, the addition target group request for the carrying target identification in response to receiving is requested,
Judge whether there is target group corresponding with the target identification；
Second receiving module is also used to, if it does not exist, then in response to receiving and carrying wait establish in preset second duration
Target group target identification the 4th request；
The creation module is also used to, and creates group corresponding with the target identification according to the 4th request；
Adding module, for the target terminal to be added to the group corresponding with the target identification of creation.
13. a kind of system for establishing group communication, which is characterized in that the system comprises:
The mobile management function to ps domain entity as described in claim 7 or 8；
Uniform data management function entity as described in any one of claim 9 to 12.
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