CN110493737A - A kind of method and device for establishing Three-Way Calling - Google Patents
A kind of method and device for establishing Three-Way Calling Download PDFInfo
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- CN110493737A CN110493737A CN201910793050.2A CN201910793050A CN110493737A CN 110493737 A CN110493737 A CN 110493737A CN 201910793050 A CN201910793050 A CN 201910793050A CN 110493737 A CN110493737 A CN 110493737A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/428—Arrangements for placing incoming calls on hold
- H04M3/4283—Call holding circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/16—Communication-related supplementary services, e.g. call-transfer or call-hold
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/11—Allocation or use of connection identifiers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
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- Computer Networks & Wireless Communication (AREA)
- Telephonic Communication Services (AREA)
- Computer And Data Communications (AREA)
Abstract
The invention discloses a kind of method and devices for establishing Three-Way Calling.This method comprises: suspending request the service connection of the first session of hang-up in response to the first application program forwarding in first terminal, and message on hold is sent completely to first application program；It requests the parameter modification of first session to be Three-Way Calling in response to the Three-Way Calling of the corresponding communication server of third terminal；The password code of number comprising the first terminal, the number of the second terminal and access Three-Way Calling in the Three-Way Calling request；The message for allowing the third terminal that Three-Way Calling is added is sent to the communication server；Restore the service connection for first session being suspended；When the third terminal adheres to Three-Way Calling, the second application program in first terminal, the telephone program in second terminal and the Three-Way Calling between the application program in third terminal are established.This method can establish Three-Way Calling between heterogeneous networks, different application, improve the experience of user.
Description
Technical field
The present invention relates to fields of communication technology, and in particular to a kind of in the method and device for establishing Three-Way Calling.
Background technique
Currently, user, which can use the telephone program in mobile phone, establishes video or voice communication, also can use in mobile phone
Application program establish video or voice communication.Moreover, because user's local environment is different, so building commonly using heterogeneous networks
Vertical video or voice communication.For example, user usually establishes video or voice communication using mobile communications network outdoors, some
Place, such as family or office space, user establishes video or voice communication usually using internets such as Wifi.
Since the network that user uses is different, and the application program in mobile phone is mutually indepedent, such as telephone program and wechat
Program is mutually indepedent, and it is application program that one end can not be established between different user, and the other end is the Three-Way Calling of telephone program.
Summary of the invention
For this purpose, the present invention provides a kind of method for establishing Three-Way Calling, used in the prior art due to user with solution
Network is different, and different application leads to not the problem of establishing Three-Way Calling independently of each other.
To achieve the goals above, first aspect present invention provides a kind of method for establishing Three-Way Calling, the method packet
It includes:
In response to the service connection for suspending request the first session of hang-up of the first application program forwarding in first terminal, and
Message on hold is sent completely to first application program；Wherein, first session is that first terminal and second terminal are established
Call, it is described suspend request in comprising Three-Way Calling mark；
It requests in response to the Three-Way Calling of the corresponding communication server of third terminal by the parameter modification of first session
For Three-Way Calling；The Three-Way Calling request is the communication server according to the first application program hair in the first terminal
What the call request risen issued, the password code of Three-Way Calling is marked and accessed in the call request comprising Three-Way Calling；It is described
The password of number comprising the first terminal, the number of the second terminal and access Three-Way Calling in Three-Way Calling request
Code；
The message for allowing the third terminal that Three-Way Calling is added is sent to the communication server；
Restore the service connection for first session being suspended；
When the third terminal adheres to Three-Way Calling, the second application program in first terminal, second are established eventually
The Three-Way Calling between the application program in telephone program and third terminal in end.
Wherein, described suspend request is the second application program in the first terminal by first in the first terminal
Application program is initiated when called.
Wherein, first application program in response in first terminal suspends request the industry for hanging up first session
Business Connection Step, comprising:
Receive suspending request for the first application program in the first terminal；
With in the first terminal the first application program and second terminal interact hang up first session business connect
It connects；
The first application program into the first terminal sends the password code of access Three-Way Calling.
Wherein, described that the messages step for allowing the third terminal that Three-Way Calling is added is sent to the communication server
In, the change result that the parameter modification of first session is Three-Way Calling is sent to the communication server.
Wherein, after the message that the permission third terminal addition Three-Way Calling is sent to the communication server,
Further include:
Receive the confirmation message that the third terminal adheres to Three-Way Calling；
The first application program into the first terminal sends the confirmation message that Three-Way Calling is added in third terminal.
Wherein, the first terminal and second terminal use the 5th third generation mobile communication network, the third terminal use because
Special net, the communication server access the 5th third generation mobile communication network by non-3 gpp interoperability functional entity.
Wherein, when non-3 gpp interoperability functional entity accesses the communication server for the first time, to the communication server
It is authenticated.
Wherein, in the second application program established in first terminal, the telephone program in second terminal and third terminal
After Three-Way Calling between interior application program, further includes:
The second application program in the first terminal is switched into backstage.
To achieve the goals above, first aspect present invention provides a kind of device for establishing Three-Way Calling, comprising:
First receiving module, for receiving suspending request for the first application program in first terminal；
Suspension module hangs up the service connection of the first session for described suspend request, wherein first session is the
The call that one terminal and second terminal are established, it is described suspend request in marked comprising Three-Way Calling；
First sending module, for being sent completely message on hold to first application program；
Second receiving module 24 is used to receive the Three-Way Calling request that the corresponding communication server of third terminal is sent；
Module is changed, for requesting to lead to the parameter modification of first session for tripartite in response to the Three-Way Calling
Words；The Three-Way Calling request is the calling that the communication server is initiated according to the first application program in the first terminal
What request issued, the password code of Three-Way Calling is marked and accessed in the call request comprising Three-Way Calling；The Three-Way Calling
The number of number, the second terminal in request comprising the first terminal and the password code for accessing Three-Way Calling；
Second sending module allows the third terminal that disappearing for Three-Way Calling is added for sending to the communication server
Breath；
Recovery module, the service connection of first session for restoring to be suspended；
When the third terminal adheres to Three-Way Calling, the second application program in first terminal, second are established eventually
The Three-Way Calling between the application program in telephone program and third terminal in end.
Wherein, the first sending module is also used to the first application program into the first terminal and sends access Three-Way Calling
Password code.
The present invention has the advantage that
The method provided by the invention for establishing Three-Way Calling, in response to the extension of the first application program forwarding in first terminal
It plays request and hangs up the service connection of first session, and be sent completely message on hold to first application program, in response to
The parameter modification of first session is Three-Way Calling by the Three-Way Calling request of the corresponding communication server of third terminal, to institute
It states the communication server and sends the message for allowing the third terminal that Three-Way Calling is added；Restore first session being suspended
Service connection；When the third terminal adheres to Three-Way Calling, the second application program in first terminal, second are established eventually
The Three-Way Calling between the application program in telephone program and third terminal in end, to establish heterogeneous networks, difference
Three-Way Calling between application program improves the experience of user.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.
Fig. 1 is the flow chart of the method provided in an embodiment of the present invention for establishing Three-Way Calling；
Fig. 2 is the functional block diagram of the device provided in an embodiment of the present invention for establishing Three-Way Calling；
Fig. 3 is the flow chart provided in an embodiment of the present invention for establishing Three-Way Calling.
In the accompanying drawings:
21: the first receiving modules 22: suspension module
23: the first sending module, 24: the second receiving module
25: change 26: the second sending module of module
27: recovery module
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The method provided in this embodiment for establishing Three-Way Calling, is established between different communication network and different application
Three-Way Calling, as the telephone program of first terminal and second terminal is moved by the 5th generation (Fifth generation, abbreviation 5G)
Dynamic communication network establishes the first session, and first terminal wishes that the first session is added in third terminal by other applications, with
Three-Way Calling is established, and third terminal is connected with internet.
It should be noted that the application program of the present embodiment meaning refers to except phone journey in order to distinguish with telephone program
The application program for being able to carry out voice and video telephone except sequence.
It should be noted and different networks is used from first terminal, second terminal due to third terminal, the
Three terminals can not be connected directly with conversation management functional entity (Session Management Function, abbreviation SMF),
The communication server corresponding with third terminal needs functional entity (the Non-3GPP Inter Working that interoperates by non-3 gpp
Function, abbreviation N3IWF) with first terminal establish signaling connection and service connection.
As shown in Figure 1, the method provided in this embodiment for establishing Three-Way Calling the following steps are included:
Step S101, in response to the industry for suspending request the first session of hang-up of the first application program forwarding in first terminal
Business connection, and message on hold is sent completely to the first application program.
Wherein, the first session is that the first application program of first terminal and the second application program of second terminal pass through movement
The call that communication network is established.The service connection for referring to and stopping first terminal and second terminal is suspended request, but signaling connection is still
So retain, in other words, first terminal and the temporary cutoff call business of second terminal, but the still participant of first terminal and second terminal
It talks about management function entity and keeps signaling connection, that is, still be able to send and receive command signal.It include tripartite in suspending request
Call label, i.e., conversation management functional entity receives suspend request after, the first session is hung up based on Three-Way Calling.
In one embodiment, telephone program in the telephone program and second terminal in first terminal establish the
After one session, first terminal wishes that the first session is added in third terminal by application program.Therefore, the phone in first terminal
Application program in routine call first terminal is to attempt to establish Three-Way Calling.Specifically, user touches the call of first terminal
Interface, first terminal jump to operation interface automatically, and operation interface includes operation button group, include initiating three in the button group
The button just conversed.The button of the initiation Three-Way Calling is clicked, " peer user type " option occurs, including " other are answered
With option ", other application option is clicked, occurs supporting the application list of voice and video telephone, therefrom selects one to apply journey
Sequence, such as wechat program.The contact person to converse is wanted when opening application program selection, at this point, application program is into first terminal
Telephone program, which issues, hangs up suspending request for the first session.
In one embodiment, when first the second application program of application call in first terminal, second is answered
It is sent with program to the first application program and hangs up the first session request.For example, when the telephone program in first terminal calls application
When program, application program is suspended request to telephone program sending.It is suspended request, is facilitated by called second application program initiation
First application program and the second application program simultaneously operating.
It should be noted that in the call request initiated to the second application program of the first application program of first terminal,
Parameter comprising a call type, the i.e. label of Three-Way Calling, indicating that this time suspends request is the hang-up based on Three-Way Calling
Request, in order to which the purpose that the second application program understands the first application call is Three-Way Calling.
Step S102 is requested in response to the Three-Way Calling of the corresponding communication server of third terminal by the parameter of the first session
It is changed to Three-Way Calling.
First session is the voice and video telephone that the telephone program in telephone program and second terminal in first terminal is established,
That is the parameter of the first session is that two sides call needs when conversation management functional entity receives the Three-Way Calling request of the communication server
It is Three-Way Calling by session parameter modification.
In one embodiment, the communication server is in the call request for receiving the second application program in first terminal
And send what Three-Way Calling was requested to conversation management functional entity, Three-Way Calling label, access tripartite are included in the call request
The number (chip identification code) of the password code of call, the number (chip identification code) of first terminal and second terminal.
Specifically, it after the first application program in first terminal hangs up the first session, is sent to the second application program
The message of hang-up includes the password code for accessing Three-Way Calling within the message.The second application program in first terminal receives
After message on hold, call request is sent to the communication server.Since the first application program is fed back to the second application program
It include the password code for accessing Three-Way Calling in message on hold, therefore, after the second application program receives the message on hold, to
The communication server sends call request.
After the communication server, which receives the second application program in first terminal, sends call request, according in call request
Three-Way Calling label, established signaling connection (pre-established) with third terminal, i.e., the communication server can be sent to third terminal
Command information, but service connection is not set up, third terminal not can be carried out call.
After the communication server and third terminal establish signaling connection, the communication server is sent out to conversation management functional entity
Three-Way Calling is sent to request, the number comprising first terminal, the number of second terminal and access tripartite are logical in Three-Way Calling request
The password code of words, conversation management functional entity receive Three-Way Calling request after, according to Three-Way Calling request in first terminal and
The number of second terminal, can be to sending instructions under first terminal and second terminal.
It should be noted that leading to before the communication server sends request or instruction to conversation management functional entity for the first time
Telecommunications services device needs to access 5G core net, and passes through authentication.Specifically, the communication server is sent out to non-3 gpp interoperability functional entity
Access 5G core network requests are sent, which is sent uniform data management entity by non-3 gpp interoperability functional entity
(Unified Data Management, abbreviation UDM), UDM authenticates the communication server, that is, judges that the communication server is
It is no to have opened three party service, if authentication does not pass through, Three-Way Calling cannot be established.If the authentication is passed, with communication
Server interaction, completes access operation, and by the session connection relationship directed session management function entity of the communication server, i.e., by
Conversation management functional entity provides its conversational services in 5G core net for the communication server.
It should be pointed out that conversation management functional entity pointed by the session connection relationship of the communication server both can be with
The conversation management functional entity that first terminal is directed toward is the same conversation management functional entity, is also possible to two different sessions
Management function entity.
When the conversation management functional entity that the conversation management functional entity that the communication server is directed toward is directed toward with first terminal is
When the same conversation management functional entity, the communication server directly sends Three-Way Calling request to the conversation management functional entity.
When the conversation management functional entity that the communication server is directed toward is different two from the conversation management functional entity that first terminal is directed toward
When a conversation management functional entity, it is assumed that first terminal was directed toward is the first conversation management functional entity, and the communication server is directed toward
Be the second conversation management functional entity, then the communication server first to the second conversation management functional entity send Three-Way Calling ask
It asks, then Three-Way Calling request is forwarded to the first conversation management functional entity by the second conversation management functional entity.
Step S103 sends the message for allowing third terminal that Three-Way Calling is added to the communication server.
After conversation management functional entity is by the parameter that the parameter modification of the first session is Three-Way Calling, to the communication server
Send that session status is modified as a result, allowing third terminal that Three-Way Calling is added.
Step S104 restores the service connection of the first session being suspended.
After the parameter modification of the first session is the parameter of Three-Way Calling by conversation management functional entity, into first terminal
The first application program and second terminal send the instruction of the first session for restoring to be suspended so that first terminal and second terminal
Restore service connection.
It should be noted that step S103 and step S104 can be executed successively, also may be performed simultaneously.
Step S105 establishes the second application program in first terminal, when third terminal adheres to Three-Way Calling
The Three-Way Calling between the application program in telephone program and third terminal in two terminals.
In one embodiment, when the communication server receive conversation management functional entity allow be added tripartite's session
Afterwards, the communication server sends modification session command and ring signaling to third terminal.After third terminal receives modification session command,
Application program in third terminal executes off-hook operation, and the execution feedback message that off-hook operates is sent to the communication server,
It the second application program in first terminal, the telephone program in second terminal and is established between the application program in third terminal
Three-Way Calling.
After the communication server receives third terminal off-hook operational feedback message, it is whole that third is sent to conversation management functional entity
Application program in end has been added to the confirmation message of Three-Way Calling, first application of the conversation management functional entity to first terminal
The confirmation message that program forwarding third terminal has been added to.The communication server is sent to the second application program of first terminal to be switched
Instruction, so that the second application program is switched to backstage by first terminal.
The step of various methods divide above, be intended merely to describe it is clear, when realization can be merged into a step or
Certain steps are split, multiple steps are decomposed into, as long as including identical logical relation, all in the protection scope of this patent
It is interior；To adding inessential modification in algorithm or in process or introducing inessential design, but its algorithm is not changed
Core design with process is all in the protection scope of the patent.
The method provided in this embodiment for establishing Three-Way Calling, in response to the first application program forwarding in first terminal
The service connection for hanging up the first session is suspended request, and is sent completely message on hold to the first application program, in response to third end
It holds the Three-Way Calling of the corresponding communication server to request the parameter modification of the first session to be Three-Way Calling, is sent out to the communication server
Send the message for allowing third terminal that Three-Way Calling is added；Restore the service connection for the first session being suspended；It is same in third terminal
When Three-Way Calling is added in meaning, it is whole to establish the second application program in first terminal, the telephone program in second terminal and third
The Three-Way Calling between application program in end mentions to establish the Three-Way Calling between heterogeneous networks, different application
The high experience of user.
The present embodiment also provides a kind of device for establishing Three-Way Calling.As shown in Fig. 2, the device for establishing Three-Way Calling includes
First receiving module 21, suspension module 22, the first sending module 23, the second receiving module 24, change module 25, second send mould
Block 26 and recovery module 27, wherein
First receiving module 21, for receiving suspending request for the first application program in first terminal.
Suspension module 22, for hanging up the first meeting in response to the suspending request for the first application program forwarding in first terminal
The service connection of words.
Wherein, the first session is the call that first terminal and second terminal are established, suspend request in comprising Three-Way Calling mark
Note.
It should be noted that the specific embodiment of the first session of hang-up of suspension module 21 is identical as step S101, In
This is repeated no more.
First sending module 23, for being sent completely message on hold to the first application program.First sending module 22 is also used
The password code of access Three-Way Calling is sent in the first application program into first terminal.
Second receiving module 24, the Three-Way Calling request sent for receiving the corresponding communication server of third terminal.
Module 25 is changed, is requested for the Three-Way Calling in response to the corresponding communication server of third terminal by the first session
Parameter modification be Three-Way Calling.
Wherein, Three-Way Calling request is that the calling that the communication server is initiated according to the first application program in first terminal is asked
Sending is asked, marks and access the password code of Three-Way Calling in call request comprising Three-Way Calling；Include in Three-Way Calling request
The number of first terminal, the number of second terminal and the password code for accessing Three-Way Calling.
It should be noted that the specific embodiment of the first session of hang-up of change module 25 is identical as step S102, In
This is repeated no more.
Second sending module 26, for sending the message for allowing third terminal that Three-Way Calling is added to the communication server.
Recovery module 27, the service connection of the first session for restoring to be suspended.
When third terminal adheres to Three-Way Calling, the second application program in first terminal is established, in second terminal
Telephone program and third terminal in application program between Three-Way Calling.
It is noted that each module involved in present embodiment is logic module, and in practical applications, one
A logic unit can be a physical unit, be also possible to a part of a physical unit, can also be with multiple physics lists
The combination of member is realized.In addition, in order to protrude innovative part of the invention, it will not be with solution institute of the present invention in present embodiment
The technical issues of proposition, the less close unit of relationship introduced, but this does not indicate that there is no other single in present embodiment
Member.
The device provided by the invention for establishing Three-Way Calling, suspension module is in response to the first application program in first terminal
Forwarding suspends request the service connection for hanging up the first session, and the first sending module is sent completely hang-up to the first application program and disappears
The parameter modification of first session is by breath, change module in response to the Three-Way Calling request of the corresponding communication server of third terminal
Three-Way Calling, the second sending module send the message for allowing third terminal that Three-Way Calling is added to the communication server；Recovery module
Restore the service connection for the first session being suspended；When third terminal adheres to Three-Way Calling, establish in first terminal
The Three-Way Calling between the application program in telephone program and third terminal in second application program, second terminal, thus
The Three-Way Calling between heterogeneous networks, different application is established, the experience of user is improved.
The method and apparatus provided in this embodiment for establishing Three-Way Calling are done in detail with a more specific embodiment below
It describes in detail bright.The present embodiment is with first terminal UE1, second terminal UE2, third terminal UE3, the first conversation management functional module
SMF1, the second conversation management functional module SMF2, non-3 gpp interoperability functional entity N3IWF, the communication server 37, uniform data
Management entity UDM, wherein first terminal includes the telephone program UE1A of first terminal and the application program UE1B of first terminal.
As shown in figure 3, the establishment process of Three-Way Calling is as follows:
The telephone program of step S301, first terminal initiate call request to the application program of first terminal.
Before the telephone program of first terminal initiates call request, the electricity of the second terminal of the telephone program of first terminal
Words program has built up two sides (both sides) call.The telephone program of first terminal calls the mode to the application program of first terminal
Identical as the present embodiment step 101, details are not described herein.
The application program of step S302, first terminal are suspended request to the initiation of the telephone program of first terminal.
When the application program of first terminal is called by the telephone program of first terminal, the application program of first terminal is to the
The telephone program of one terminal is initiated to hang up suspending request for the first session, marks in this is suspended request comprising Three-Way Calling, i.e.,
The reason of first session is suspended is because Three-Way Calling will be established.
The telephone program of step S303, first terminal are suspended request to the forwarding of the first conversation management functional entity.
Step S304, the phone journey of the telephone program and second terminal of the first conversation management functional entity and first terminal
Sequence interaction, the first session is hung up.
The telephone program of step S305, the first conversation management functional entity and first terminal is returned for accessing Three-Way Calling
Password code.
The telephone program of step S306, first terminal return to message on hold to the application program of first terminal.
In the message on hold that the telephone program of first terminal returns, there is the password of access Three-Way Calling comprising (carrying)
Code.
The application program of step S307, first terminal initiate call request to the communication server.
Wherein, there are password code, the first terminal of Three-Way Calling label, access Three-Way Calling in call request comprising (carrying)
Number (telephone number) and second terminal number (telephone number).
Step S308, the communication server is interacted with the application program in third terminal completes the pre-established of audio-video session.
Wherein, pre-established to refer to that the application program in the communication server and third terminal establishes signaling connection, but do not establish
Service connection establishes signaling, but do not establish the transmission of dialog context.
Step S309, the communication server send access request to non-3 gpp interoperability functional entity.
Since the communication server belongs to different networks from mobile communications network, the communication server is needed to mobile radio communication
Network initiates access request.When mobile communications network be 5G mobile communications network when, the communication server to non-3 gpp interoperate function
Entity sends access request.
Step S310, non-3 gpp interoperability functional entity initiate authentication request to uniform data management entity.
When the communication server accesses 5G core net for the first time, 5G core net needs to authenticate the communication server, that is, reflects
Determine the permission of the communication server.If authentication does not pass through, Three-Way Calling connection can not be established.After the authentication is passed, after continuation
Continuous step.
Step S311, non-3 gpp interoperability functional entity interacts completion connection with the communication server, and session connection is closed
It means to the second conversation management functional entity.
When the session connection relationship of the communication server is directed toward the second conversation management functional entity, by the second session management
Functional entity provides its conversational services in 5G core net for the communication server.The communication server access concrete mode with
Standard access way as defined in 3GPP specification is identical, and details are not described herein.
Step S312, the communication server send Three-Way Calling request to the first conversation management functional entity.
The communication server sends Three-Way Calling request to the second conversation management functional entity, then by the second conversation management functional
Three-Way Calling request is forwarded to the first conversation management functional entity by entity.It include access Three-Way Calling in Three-Way Calling request
Password code, the number of first terminal and the number of third terminal.
Step S313, the first conversation management functional entity is according to the number of first terminal, the number of third terminal and access
The Status Change for the first session being suspended is Three-Way Calling by the password code of Three-Way Calling.
Step S314, the first conversation management functional entity send the first session status via the second conversation management functional entity
Modify result.
Step S315, phone of the first conversation management functional entity in the telephone program and second terminal into first terminal
Program sends the first session instruction for restoring to be suspended, and makes the phone journey in the telephone program and second terminal in first terminal
Sequence restores the first session.
Step S316, application modification session command and ring signaling of the communication server to third terminal.
Wherein, modification session command is to be by the application modification of the first terminal of the application program opposite end of third terminal
Telephone program is docked by the telephone program of first terminal with the application program of third terminal.
Step S317, the application program of third terminal execute off-hook operation after receiving ring signaling.
When the operation of the execution off-hook of third terminal, third terminal adheres to Three-Way Calling, thus and the communication server
Establish service connection.
Step S318, the communication server are added three to the application program that the first conversation management functional entity returns to third terminal
Side's call.
It should be noted that the communication server is real to the first conversation management functional by the second conversation management functional entity
Three-Way Calling is added in the application program that body returns to third terminal.
Step S319, telephone program of the first conversation management functional entity into first terminal send third party and have been added to
Message.
Step S320, application program of the communication server into first terminal sends switching command, so that in first terminal
Application program switch to backstage.
The telephone program in telephone program, second terminal in first terminal and the application program in third terminal are established
Tripartite passes through, and video server is the relay forwarding that application program in third terminal carries out audio/video flow.
It should be noted that above various methods the step of divide, be intended merely to describe clear, when realization can be merged into
One step splits certain steps, is decomposed into multiple steps, all special at this as long as including identical logical relation
In the protection scope of benefit；To added in algorithm or in process it is inessential modification or introduce inessential design, but
The core design of its algorithm and process is not changed all in the protection scope of the patent.
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 for establishing Three-Way Calling, which is characterized in that the described method includes:
The service connection of the first session is hung up in response to suspending request for the first application program forwarding in first terminal, and to institute
It states the first application program and is sent completely message on hold；Wherein, it is logical to be that first terminal and second terminal are established for first session
Words, it is described suspend request in comprising Three-Way Calling mark；
It requests the parameter modification of first session to be three in response to the Three-Way Calling of the corresponding communication server of third terminal
Side's call；The Three-Way Calling request is that the communication server is initiated according to the first application program in the first terminal
What call request issued, the password code of Three-Way Calling is marked and accessed in the call request comprising Three-Way Calling；The tripartite
The number of number, the second terminal in call request comprising the first terminal and the password code for accessing Three-Way Calling；
The message for allowing the third terminal that Three-Way Calling is added is sent to the communication server；
Restore the service connection for first session being suspended；
When the third terminal adheres to Three-Way Calling, the second application program in first terminal is established, in second terminal
Telephone program and third terminal in application program between Three-Way Calling.
2. the method according to claim 1, wherein described suspend request is second answering in the first terminal
It is initiated when being called with program by the first application program in the first terminal.
3. the method according to claim 1, wherein first application program in response in first terminal
Suspend request the service connection step for hanging up first session, comprising:
Receive suspending request for the first application program in the first terminal；
With in the first terminal the first application program and second terminal interact and hang up the service connection of first session；
The first application program into the first terminal sends the password code of access Three-Way Calling.
4. the method according to claim 1, wherein described send to the communication server allows the third
Terminal is added in the messages step of Three-Way Calling, and the change result that the parameter modification of first session is Three-Way Calling is sent
To the communication server.
5. the method according to claim 1, wherein described send to the communication server allows the third
Terminal is added after the message of Three-Way Calling, further includes:
Receive the confirmation message that the third terminal adheres to Three-Way Calling；
The first application program into the first terminal sends the confirmation message that Three-Way Calling is added in third terminal.
6. the method according to claim 1, wherein the first terminal and second terminal use the 5th Dai Yidong
Communication network, the third terminal use internet, and the communication server accesses institute by non-3 gpp interoperability functional entity
State the 5th third generation mobile communication network.
7. the method according to claim 1, wherein being accessed for the first time in non-3 gpp interoperability functional entity described logical
When telecommunications services device, the communication server is authenticated.
8. the method according to claim 1, wherein in the second application program established in first terminal, second
After the Three-Way Calling between the application program in telephone program and third terminal in terminal, further includes:
The second application program in the first terminal is switched into backstage.
9. a kind of device for establishing Three-Way Calling characterized by comprising
First receiving module, for receiving suspending request for the first application program in first terminal；
Suspension module, for the service connection for suspending request the first session of hang-up, wherein first session is first whole
End and second terminal establish call, it is described suspend request in comprising Three-Way Calling mark；
First sending module, for being sent completely message on hold to first application program；
Second receiving module 24 is used to receive the Three-Way Calling request that the corresponding communication server of third terminal is sent；
Module is changed, for requesting the parameter modification of first session to be Three-Way Calling in response to the Three-Way Calling；Institute
Stating Three-Way Calling request is the call request that the communication server is initiated according to the first application program in the first terminal
It issues, marks and access the password code of Three-Way Calling in the call request comprising Three-Way Calling；The Three-Way Calling request
In comprising the number of the first terminal, the second terminal number and access the password code of Three-Way Calling；
Second sending module, for sending the message for allowing the third terminal that Three-Way Calling is added to the communication server；
Recovery module, the service connection of first session for restoring to be suspended；
When the third terminal adheres to Three-Way Calling, the second application program in first terminal is established, in second terminal
Telephone program and third terminal in application program between Three-Way Calling.
10. device according to claim 9, which is characterized in that the first sending module is also used into the first terminal
The first application program send access Three-Way Calling password code.
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