CN101364874A - Medium transferring method, terminal and application server - Google Patents
Medium transferring method, terminal and application server Download PDFInfo
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- CN101364874A CN101364874A CNA2008101498038A CN200810149803A CN101364874A CN 101364874 A CN101364874 A CN 101364874A CN A2008101498038 A CNA2008101498038 A CN A2008101498038A CN 200810149803 A CN200810149803 A CN 200810149803A CN 101364874 A CN101364874 A CN 101364874A
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Abstract
The invention provides a medium transfer method, a terminal and an application server. The method comprises the following steps: receiving a medium transfer request with a medium operation right indication transmitted by a first terminal for transmitting a session medium to a second terminal; and transmitting a session construction request to the second terminal to transfer the session medium, wherein the session construction request can carry the medium operation right indication. The embodiment can set the operation right of the medium while transferring the session medium to other terminal equipment, thereby preventing mis-operation of the medium.
Description
Technical field
The present invention relates to the terminal room transfer techniques of medium, particularly relate to method, terminal and the application server of media transferring between a kind of terminal.
Background technology
IP-based multimedia core net system (IMS, IP Multimedia Core NetworkSubsystem) is based on the multimedia service communication network of IP, it is considered to multiple medium and composite service thereof such as support voice, video, data, realize the core technology of the next-generation communication network that multiple network (for example moving and fixed network PS and CS network etc.) merges.IMS network using packet switching network (PS) or circuit-switched network (CS) provide carrying as access network for signaling and media delivery, thereby professional Control Network is separated with bearer network, for the IP multimedia application provides unified and supporting platform flexibly.
In the IMS network, call conversation control function entity (CSCF:Call Session ControlFunction) provides the IMS conversation control function of core.CSCF can be divided into proxy call conversation control function entity (P-CSCF), service call session control function entity (S-CSCF) and enquiry call conversation control function entity (I-CSCF) by its position and function, wherein:
P-CSCF (Proxy CSCF) be among the IMS with first tie point of user, agency (Proxy) is provided function, the request of promptly accepting business is also transmitted; P-CSCF also can provide user agent (UA) function, promptly interrupts under abnormal conditions and the independent SIP of generation session.
S-CSCF (Serving CSCF) is in the control core status in the IMS core net, be responsible for register and authentication and session control to UE, execution is at calling terminal and called end IMS user's basic session routing function, and according to the initial filter criteria (iFC:initial Filter Criteria) that the user contracts, the value-added service route that proceeds to AS when condition satisfies triggers and professional control alternately.
The critical point node of the similar IMS of I-CSCF (Interrogating CSCF) provides topology hidden function between the user's service node distribution of this territory, routing inquiry and IMS territory.
It is call control signalling that IMS adopts the SIP signaling.SIP (conversation initialized protocol) is an IMS key-course agreement, be the Internet engineering work group (IETF, Internet Engineering Task Force) one of multimedia communications system framework agreement of Zhi Dinging, be be used to set up, the application layer protocol of change or ending multimedia session, with RTP/RTCP (RTP/real time control protocol), Session Description Protocol (SDP, Session Description Protocol), RTSP (real-time streaming protocol), DNS agreements such as (domain name systems) cooperate, and finishes session foundation and media negotiation among the IMS jointly; In case set up session, Media Stream will use Real-time Transport Protocol directly to transmit in bearing bed, can mutual flexibly multiple medium in a session.SDP has stipulated a kind of method of describing multimedia conversation media information.In the IMS system, SDP is carried by the SIP signaling as message body (Message body), realizes the control that carrying is set up to IMS conversation media stream.
When IMS user is mobile between different access networks, in order to ensure favorable user experience, require not interrupt current ongoing IMS session, promptly keep the continuity of IMS session.Similarly, when the user transfers to another terminal equipment with the part or all of medium of ongoing IMS session by a terminal equipment,, require conversation media stream in this transfer process, also to keep continuously, do not interrupt for favorable user experience is provided.IMS conversation continuity (IMS session continuity, SC) proposition just is being based on the demand, the part or all of medium of promptly realizing the IMS session between different access networks, shift or different terminal equipment between business continuance in (Inter-UE Transfer or Inter-Device Transfer) transfer process.
Figure 1 shows that the example that the IMS conversation media shifts between different terminal equipment.First user equipment (UE) 1 is transferred to the 3rd user equipment (UE) 3 with the voice medium in the ongoing IMS session, and video media is transferred to four-function family equipment UE 4.
The system reference framework of IMS conversation continuity (SC) as shown in Figure 2.Wherein, service set and application server for continuity SCC AS (Service Centralization and Continuity ApplicationServer) are the key function entities in IMS conversation continuity (SC) system, and it carries out the SC service logic control of core.
Generally speaking, after media transfer arrives new terminal equipment, new terminal equipment just can carry out various operations to these medium, as transferring to other terminal equipment once more, keeps (making the opposite end suspend transmission or receiving media, or send or receive all and suspend, but keep the communication resource (as talking link), be provided with the back medium and continue the transmission use), deletion (stops to send or receiving media, the while release communication resources), or the like.Therefore, prior art uncontrollable (restriction) target terminal equipment (be media transfer to equipment) is to the subsequent operation (for example transferring to other terminal etc. once more) of medium.
Summary of the invention
One of purpose of the embodiment of the invention is to provide the medium transfer method between a kind of terminal, when shifting between different terminal equipment to solve conversation media, how source terminal equipment to be provided with/and the controlled target terminal equipment is to the problem of the operating right of the medium after shifting.
Another purpose of the embodiment of the invention is to provide a kind of application server.
Another embodiment of the present invention is to provide a kind of media transfer terminal.
To achieve these goals, the embodiment of the invention provides a kind of medium transfer method, comprising:
Receive that first terminal sends with of the media transfer request of session media transfer to second terminal, be provided with the indication of media manipulation authority in this media transfer request;
Send session to described second terminal and set up request, carry out the transfer of conversation media, described session is set up and is carried described media manipulation authority indication in the request.
The embodiment of the invention also provides a kind of medium transfer method, comprising:
Receive that first terminal sends with of the media transfer request of session media transfer to second terminal, the indication of media manipulation authority is set in this media transfer request;
Preserve described media manipulation authority indication;
Send session to described second terminal and set up request, described conversation media is transferred to described second terminal;
When the media manipulation request that receives from described second terminal, allow or refuse described media manipulation request according to the described media manipulation authority indication of preserving.
The embodiment of the invention also provides a kind of medium transfer method, comprising:
Receive and reply from the session of network side (as service set control and application server for continuity SCC AS) and set up request, this session is set up and is provided with the indication of media manipulation authority in the request;
Carry out the transmission of medium according to the described session request of setting up;
According to the operation of described media manipulation authority indication control to medium.
The embodiment of the invention also provides a kind of medium transfer method, comprising:
Receive and reply from the session of network side and set up request;
Send the request of carrying out media manipulation to described network side;
Reception is carried out corresponding media manipulation from the authority indication to described media manipulation of described network side.
The embodiment of the invention also provides a kind of medium transfer method to comprise:
Reception is provided with the indication of media manipulation authority from the media transfer request of first terminal in this media transfer request;
Send session to network side and set up request, media transfer is carried out in request;
According to the operation of described media manipulation authority indication control to the medium after shifting.
The embodiment of the invention also provides a kind of medium transfer method, comprising:
Send the media transfer request to network side or media transfer target terminal, be provided with the indication of media manipulation authority in this media transfer request;
Reception is from the transmission indication of stopping of network side, stops the medium after the transference.
The embodiment of the invention also provides a kind of application server, comprising:
Receiving element is used to receive that first terminal sends with the media transfer request of session media transfer to second terminal, is provided with the indication of media manipulation authority in this media transfer request;
The unit is set up in session, is used for sending session to described second terminal and sets up request, after obtaining confirming media transfer is arrived described second terminal, and described session is set up and carried described media manipulation authority indication in the request.
The embodiment of the invention also provides a kind of application server, comprising:
Receiving element is used to receive that first terminal sends with the media transfer request of session media transfer to second terminal, and the indication of media manipulation authority is set in this media transfer request;
Preserve the unit, be used to preserve described media manipulation authority indication;
The unit is set up in session, is used for sending session to described second terminal and sets up request, after obtaining confirming media transfer is arrived described second terminal;
Control unit is used for allowing or refuse described media manipulation request according to the described media manipulation authority of preserving when the media manipulation request that receives from described second terminal.
The embodiment of the invention also provides a kind of media transfer terminal, and this terminal comprises:
Receiving element, request is set up in the session that is used to receive from network side, and this session is set up and is provided with the indication of media manipulation authority in the request;
Confirmation unit is used to reply described session and sets up request, carries out the transmission of medium; And
The control of authority unit is used for according to the operation of described media manipulation authority indication control to medium.
The embodiment of the invention also provides a kind of media transfer terminal, and this terminal comprises:
The unit is set up in session, and request is set up in the session that is used to receive and reply from network side;
The media manipulation request unit is used for sending the request of carrying out media manipulation to described network side;
Processing unit is used to receive the authority indication to described media manipulation from described network side, carries out corresponding media manipulation.
The embodiment of the invention also provides a kind of media transfer terminal, and this terminal comprises:
Receiving element is used to receive the media transfer request from conversational terminal, is provided with the indication of media manipulation authority in this media transfer request;
Request unit is set up in session, is used for sending session to network side and sets up request, and media transfer is carried out in request;
The control of authority unit is used for according to the operation of described media manipulation authority indication control to the medium after shifting.
The embodiment of the invention also provides a kind of media transfer terminal, it is characterized in that, this terminal comprises:
Transmitting element is used for sending the media transfer request to network side or media transfer target terminal, is provided with the indication of media manipulation authority in this media transfer request;
Stop element, what be used to receive described network side stops the transmission indication, stops the medium after the transference.
Present embodiment can be when terminal equipment arrives other terminal equipment with the session media transfer, operating right to these medium is set, can guarantee medium not by misoperation, thereby avoid causing other result who does not expect (as influence to end user experience etc.), improve user experience.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, does not constitute limitation of the invention.In the accompanying drawings:
The schematic diagram that Fig. 1 shifts between different terminal equipment for existing IMS conversation media;
Fig. 2 is existing IMS conversation continuity (SC) system configuration schematic diagram;
Fig. 3 is the first method schematic diagram of media transfer between the terminal;
Fig. 4 is the second method schematic diagram of media transfer between the terminal;
Fig. 5 is a medium transfer method flow chart between the terminal of the embodiment of the invention 1;
Fig. 6 is a medium transfer method flow chart between the terminal of the embodiment of the invention 2;
Fig. 7 is a medium transfer method flow chart between the terminal of the embodiment of the invention 3;
Fig. 8 carries out control of authority for SCC AS in the embodiment of the invention 3 to the media manipulation of UE2 flow chart;
Fig. 9 is a system architecture diagram of realizing medium transfer method in the embodiment of the invention 1;
Figure 10 is a system architecture diagram of realizing medium transfer method in the embodiment of the invention 2;
Figure 11 is a system architecture diagram of realizing medium transfer method in the embodiment of the invention 3.
Embodiment
Introduce two kinds of feasible conversation media transfer methods below.
First method is that terminal equipment UE1 and opposite end UE (remote UE) set up a Multimedia session, when the UE1 decision is arrived target terminal equipment UE 2 with the one or more media transfer in the session, UE1 initiates the media transfer request to SCC AS, set up (media transfer) request by SCC AS to the UE2 initiation session again, thereby realize the transfer of IMS conversation media between UE1 and UE2.First kind of conversation media transfer flow be as shown in Figure 3:
Step 302-305, UE1 sends REFER (transfer) message to SCC AS, and the request media transferring is to UE2.This REFER (transfer) message has been indicated the behavior (media transferring is to another equipment), media transfer target device, media information to be transferred (for example the dialogue that is associated of medium type, medium etc.) of request.SCC AS permits this request, promptly examines UE1 and has the right to ask media transferring and initiate the media transfer process to UE2.
Step 306-309, SCC AS obtains the ability information of UE2 (media transfer target device), for example medium type of Zhi Chiing, coded system etc. by OPTION (selection) message.
Step 310-314b, SCC AS sends INVITE (invitation) message to UE2, and session is set up in request, wherein carries the parameter (for example medium type, coded system etc.) of the media transferring of advising based on the ability of terminal UE 2.UE2 carries out the affirmation of media parameter and the media parameter of confirming is sent to SCC AS by 200 OK response messages, and begins transmission/receiving data stream.After SCC AS receives replying of UE2, reply the ACK acknowledge message.
Step 315-319b, SCC AS sends re-INVITE (inviting again) message to opposite equip., upgrades the far-end session branch.The parameter of carrying the media transferring that UE2 confirmed among the step 313-314 in this re-INVITE message.Opposite end UE replys 200 OK after receiving the parameter of described media transferring, and begins this Media Stream of reception/transmission.
Step 320-324b, SCC AS sends re-INVITE message to UE1, the parameter of the media transferring that wherein carries UE2 and confirmed, indication UE1 stops to send/receiving the medium that migrated out.UE1 replys 200 OK after receiving new media parameter, and stops this Media Stream of transmission/reception.
Above-mentioned steps 315-319b and 320-324b can executed in parallel.
If UE1 has transferred to UE2 with whole medium of this session, then behind step 319b, SCC AS sends session to UE1 and discharges (BYE) message, the session between release and the UE1; UE1 replys 200 OK, and discharges session; And can execution in step 320-324b.
Second kind of conversation media transfer method is that terminal equipment UE1 initiates media transfer request (without SCC AS) to target terminal equipment UE 2, set up (media transfer) request by UE2 to SCC AS initiation session again, thereby realize the transfer of IMS conversation media between UE1 and UE2.As shown in Figure 4, these method concrete steps are as follows:
Step 401, UE1 and opposite end UE set up a Multimedia session.
Step 403-410, UE1 sends REFER (transfer) message to UE2, and the request media transferring is to UE2.This REFER (transfer) message has been indicated the behavior (media transferring is to another equipment), media transfer target device, media information to be transferred (for example the dialogue that is associated of medium type, medium etc.) of request.UE2 replys 202 Accepted (acceptance) message, accepts this transfer request.
Step 411-414, UE2 sends INVITE (invitation) message to SCC AS, and session is set up in request, wherein carries UE1 media transfer relevant information.Wherein step 413 is carried out service logic for S-CSCF, promptly according to initial filter criteria (iFC:initial Filter Criteria), gives SCC AS with INVITE (invitation) forwards.
Step 415, after SCC AS received INVITE, the session that request is set up was associated with original session (being about to new UE2 session access tributary is associated with the far-end session branch), and begins to carry out media transfer.
Step 416-421, SCC AS sends re-INVITE message to opposite equip., upgrades the far-end session branch.
Step 422-427, SCC AS sends media transfer success (200 OK) message to UE2.UE2 replys and confirms (ACK) message.
Step 428-436, SCC AS sends re-INVITE message to UE1, and indication UE1 stops to send/receiving the medium that migrated out.
Step 437-440, UE2 sends notice (NOTIFY) message by S-CSCF to UE1, and notice UE1 media transfer process finishes.UE1 replys 200 OK message.
If UE1 has transferred to UE2 with whole medium of this session, then after step 427, SCC AS sends session to UE1 and discharges (BYE) message, the session between release and the UE1; UE1 replys 200 OK, and discharges session; And can execution in step 428-436.
The embodiment of the invention be on the basis of as above two kinds of methods, realize control (restriction) media transfer to equipment to the subsequent operation (for example transferring to other terminal etc. once more) of medium.
Embodiment 1
In the present embodiment, when the one or more media transfer in the UE1 session arrived UE2, UE1 initiated media transfer and the media manipulation authority is set to SCC AS, and SCC AS notifies UE2 with this media manipulation authority when the UE2 initiation session is set up (media transfer) request.The conversation media transfer flow of present embodiment as shown in Figure 5, among Fig. 5, UE1 and opposite end UE set up a Multimedia session.Flow process shown in Figure 5 comprises the steps:
Step 501, the UE1 decision is arrived UE2 with the one or more media transfer in the session.
Step 502-505, UE1 sends REFER (transfer) message to SCC AS, and the request media transferring is to UE2.This REFER (transfer) message has been indicated the behavior (media transferring is to another equipment), media transfer target device, media information to be transferred (for example the dialogue that is associated of medium type, medium etc.) of request.Simultaneously, also carry the indication of media manipulation authority in the REFER message, promptly allow or do not allow UE2 the medium after shifting to be carried out the authority indication of specific operation (for example shift once more, keep (Hold), deletion etc.).The indication of this authority for example can be by message SIP Allow-Events (SIP allows incident) header field or " sip.events " features tab (feature tag) or SIP Al low-Events header field, " sip.events " features tab expanded and realize, but be not limited to this.
SCC AS permits this request, promptly examines UE1 and has the right to reply 202 Accept message after UE2 asks media transferring and initiates the media transfer process.
Step 506-509, SCC AS obtains the ability information of UE2 (media transfer target device), for example medium type of Zhi Chiing, coded system etc. by OPTION (selection) message.
Step 510-514b, SCC AS sends INVITE (invitation) message to UE2, and session is set up in request, wherein carries the parameter (for example medium type, coded system etc.) of the media transferring of advising based on terminal UE 2 capacities of equipment.Simultaneously, also carry permission in the INVITE or do not allow UE2 that the medium after shifting are carried out specific operation and (for example medium are shifted once more, medium maintenance/continuation (Hold/Resume), medium deletion etc.) indication, this indication for example can be expanded and realize by SIP Allow-Events header field or " sip.events " features tab (feature tag) or to SIP Allow-Events header field, " sip.events " features tab.
UE2 carries out the affirmation of media parameter, the media parameter of confirming is sent to SCC AS by the 200OK response message, and begin transmission/receiving data stream.
After SCC AS receives replying of UE2, reply the ACK acknowledge message.
Subsequent step 515-524b is with the step 315-324b among Fig. 3 (as Fig. 3).
If UE1 has transferred to UE2 with whole medium of this session, then behind step 519b, SCC AS sends session to UE1 and discharges (BYE) message, the session between release and the UE1; UE1 replys 200 OK, and discharges session; And can execution in step 520-324b.
After the media transfer flow process finished, UE2 can control by internal logic and allow or forbid corresponding operating to media transferring, for example allowed or forbade medium are shifted once more.
The method of present embodiment can be when terminal equipment arrives other terminal equipment with the session media transfer, operating right to these medium is set, can guarantee medium not by misoperation, thereby avoid causing other result who does not expect (as influence to end user experience etc.), improve user experience.
In the present embodiment, as shown in Figure 9, UE1 comprises:
Transmitting element 910 is used for sending the media transfer request to SCC AS, is provided with the indication of media manipulation authority in this media transfer request; And
SCC AS comprises:
Receiving element 930 is used to receive the media transfer request that UE1 sends, and is provided with the indication of media manipulation authority in this media transfer request;
Stop indicating member 960, be used for sending the indication of the medium that stop transference to UE1.
UE2 comprises:
Receiving element 970, request is set up in the session that is used to receive from SCC AS, and this session is set up and is provided with the indication of media manipulation authority in the request;
Control of authority unit 990 is used for according to the operation of described media manipulation authority indication control to media transferring.
Embodiment 2
In the present embodiment, UE1 directly initiates media transfer and the media manipulation authority is set to UE2 (without SCC AS).The media transfer flow process of present embodiment is shown in Figure 6, comprises the steps:
Step 601, UE1 and opposite end UE set up a Multimedia session.
Step 603-610, UE1 sends REFER (transfer) message to UE2, and the request media transferring is to UE2.This REFER (transfer) message has been indicated the behavior (media transferring is to another equipment), media transfer target device, media information to be transferred (for example the dialogue that is associated of medium type, medium etc.) of request.Simultaneously, also carrying permission/do not allow UE2 in the REFER message carries out specific operation to the medium after shifting and (for example medium is shifted once more, medium maintenance/continuation (Hold/Resume), medium deletion etc.) indication, SIP Allow-Events header field that for example can be by message or " sip.events " features tab (feature tag) or to the two one of expansion realize.
UE2 replys 202 Accepted (acceptance) message, accepts this transfer request and (comprises shifting the operating right of back medium.
Subsequent step 611-640 is with the step 411-440 among Fig. 4.
If UE1 has transferred to UE2 with whole medium of this session, then after step 627, SCC AS sends session to UE1 and discharges (BYE) message, the session between release and the UE1; UE1 replys 200 OK, and discharges session; And can execution in step 628-636.
After this UE2 can control by internal logic and allow or forbid corresponding operating to media transferring.
Present embodiment equally can be when terminal equipment arrives other terminal equipment with the session media transfer, operating right to these medium is set, can guarantee medium not by misoperation, thereby avoid causing other result who does not expect (as influence to end user experience etc.), improve user experience.
In the present embodiment, as shown in figure 10, UE1 comprises:
Transmitting element 101 is used for sending the media transfer request to UE2, is provided with the indication of media manipulation authority in this media transfer request; And
SCC AS is with the SCC AS in the aforementioned second method in the present embodiment.
Described UE2 comprises:
Receiving element 103 is used to receive the media transfer request from UE1, is provided with the indication of media manipulation authority in this media transfer request;
Control of authority unit 105 is used for after the media transfer success, according to the operation of described media manipulation authority indication control to media transferring.
Embodiment 3
Be that UE1 initiates media transfer and the media manipulation authority is set to SCC AS in the present embodiment, SCC AS preserves this media manipulation authority, and does not notify UE2 with this authority when setting up (media transfer) request to the UE2 initiation session.
This embodiment is substantially the same manner as Example 1, after difference is that SCC AS receives the transfer request of carrying the media manipulation authority, this authority information can be transmitted to UE2 by INVITE.When follow-up UE2 when SCC AS initiates operation requests to media transferring, SCC AS allows or refuses this operation requests according to the operating right information of storage.
The media transfer flow process of present embodiment as shown in Figure 7, UE1 and opposite end UE set up a Multimedia session.Step 701-709 is with the step 501-509 of Fig. 5 among the embodiment 1.
Subsequent step 711-724b is with the step 311-324b among Fig. 3.
If UE1 has transferred to UE2 with whole medium of this session, then behind step 719b, SCC AS sends session to UE1 and discharges (BYE) message, the session between release and the UE1; UE1 replys 200 OK, and discharges session; And can execution in step 720-724b.
After the media transfer, when UE2 initiated operation requests to media transferring to SCC AS, SCC AS allowed according to the operating right information of storage or the operation requests of refusal UE2.Keeping operation requests with conversation media below is that example describes.As shown in Figure 8, to initiate conversation media to the media transferring flow process when keeping operation requests to SCC AS as follows for UE2:
Step 801, the conversation media that transfer is come in the UE2 decision keeps.
Step 802-803, UE2 sends Re-Invite message to SCC AS, and the medium that transfer is come in request keep.
Step 804, SCC AS inquiry media transferring operating right information if indication refusal medium keep in this media transferring operating right, then determines refusal or allows these medium to keep request.
Step 805-806, SCC AS sends 403 Forbidden (refusal) message (or 406 NotAcceptable etc.) to UE2, and the refusal medium keep request.
Present embodiment can reach effect similarly to Example 1.
In the present embodiment, UE1 is with embodiment 1.
As Figure 11, SCC AS comprises:
Receiving element 910 is used to receive the media transfer request that UE1 sends, and the indication of media manipulation authority is set in this media transfer request;
Stop indicating member 960, be used for sending the indication of the medium that stop transference to described first terminal.
Described UE2 comprises:
Media manipulation request unit 116 is used for sending the request of carrying out media manipulation to SCC AS;
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method can instruct relevant hardware to finish by program, this program can be stored in the computer read/write memory medium, such as ROM/RAM, magnetic disc, CD etc.
Above-described specific embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiments of the invention; and be not intended to limit the scope of the invention; within the spirit and principles in the present invention all, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (28)
1. a medium transfer method is characterized in that, this method comprises:
Receive that first terminal sends with of the media transfer request of session media transfer to second terminal, be provided with the indication of media manipulation authority in this media transfer request;
Send session to described second terminal and set up request, carry out the transfer of conversation media, described session is set up and is carried described media manipulation authority indication in the request.
2. method according to claim 1 is characterized in that:
Described media manipulation authority is designated as and allows or do not allow described second terminal that the conversation media after shifting is carried out the indication of specific operation.
3. method according to claim 1 is characterized in that:
Described media manipulation authority indication is arranged on Session initiation protocol SIP and allows incident header field, SIP to allow in the expansion of incident header field, sip.events features tab or sip.events features tab's the expansion.
4. method according to claim 1 is characterized in that, this method also comprises:
After carrying out the transfer of described conversation media, send the indication of renewal session branch to the distant terminal of second terminal; And
Send the indication of the medium that stop transference to described first terminal.
5. a medium transfer method is characterized in that, this method comprises:
Receive that first terminal sends with of the media transfer request of session media transfer to second terminal, the indication of media manipulation authority is set in this media transfer request;
Preserve described media manipulation authority indication;
Send session to described second terminal and set up request, described conversation media is transferred to described second terminal;
In the media manipulation request that receives from described second terminal, allow or refuse described media manipulation request according to the described media manipulation authority indication of preserving.
6. method according to claim 5 is characterized in that:
Described media manipulation authority is designated as the indication that allows or do not allow described second terminal that the conversation media after shifting is operated.
7. method according to claim 5 is characterized in that:
Described media manipulation authority indication is arranged on Session initiation protocol SIP and allows incident header field, SIP to allow in the expansion of incident header field, sip.events features tab or sip.events features tab's the expansion.
8. method according to claim 5 is characterized in that, this method also comprises:
Distant terminal to session sends the indication of upgrading session branch; And
Send the indication of the medium that stop transference to described first terminal.
9. a medium transfer method is characterized in that, this method comprises:
Receive and reply from the session of network side and set up request, this session is set up and is provided with the indication of media manipulation authority in the request;
Carry out the transmission of medium according to the described session request of setting up;
According to the operation of described media manipulation authority indication control to medium.
10. method according to claim 9 is characterized in that:
Described media manipulation authority is designated as the indication that allows or do not allow described second terminal that the conversation media after shifting is operated.
11. method according to claim 9 is characterized in that:
Described media manipulation authority indication is arranged on Session initiation protocol SIP and allows incident header field, SIP to allow in the expansion of incident header field, sip.events features tab or sip.events features tab's the expansion.
12. a medium transfer method is characterized in that, this method comprises:
Receive and reply from the session of network side and set up request;
Send the request of carrying out media manipulation to described network side;
Reception is carried out corresponding media manipulation from the authority indication to described media manipulation of described network side.
13. method according to claim 12 is characterized in that:
Described media manipulation authority is designated as the indication that allows or do not allow described second terminal that the conversation media after shifting is operated.
14. method according to claim 12 is characterized in that:
Described media manipulation authority indication is arranged on Session initiation protocol SIP and allows incident header field, SIP to allow in the expansion of incident header field, sip.events features tab or sip.events features tab's the expansion.
15. a medium transfer method is characterized in that, this method comprises:
Reception is provided with the indication of media manipulation authority from the media transfer request of first terminal in this media transfer request;
Send session to network side and set up request, media transfer is carried out in request;
According to the operation of described media manipulation authority indication control to the medium after shifting.
16. method according to claim 15 is characterized in that:
Described media manipulation authority is designated as the indication that allows or do not allow described second terminal that the medium after shifting are operated.
17. method according to claim 15 is characterized in that:
Described media manipulation authority indication is arranged on Session initiation protocol SIP and allows incident header field, SIP to allow in the expansion of incident header field, sip.events features tab or sip.events features tab's the expansion.
18. a medium transfer method is characterized in that, this method comprises:
Send the media transfer request to network side or media transfer target terminal, be provided with the indication of media manipulation authority in this media transfer request;
Reception is from the transmission indication of stopping of network side, stops the medium after the transference.
19. method according to claim 18 is characterized in that:
Described media manipulation authority is designated as the indication that allows or do not allow described second terminal that the medium after shifting are operated.
20. method according to claim 18 is characterized in that:
Described media manipulation authority indication is arranged on Session initiation protocol SIP and allows incident header field, SIP to allow in the expansion of incident header field, sip.events features tab or sip.events features tab's the expansion.
21. an application server is characterized in that, this application server comprises:
Receiving element is used to receive that first terminal sends with the media transfer request of session media transfer to second terminal, is provided with the indication of media manipulation authority in this media transfer request;
The unit is set up in session, is used for sending session to described second terminal and sets up request, after obtaining confirming media transfer is arrived described second terminal, and described session is set up and carried described media manipulation authority indication in the request.
22. application server according to claim 21 is characterized in that, this application server also comprises:
The session updates unit is used for after the transfer of carrying out described conversation media, sends the indication of renewal session branch to the distant terminal of second terminal; And
Stop indicating member, be used for sending the indication of the medium that stop transference to described first terminal.
23. an application server is characterized in that this application server comprises:
Receiving element is used to receive that first terminal sends with the media transfer request of session media transfer to second terminal, and the indication of media manipulation authority is set in this media transfer request;
Preserve the unit, be used to preserve described media manipulation authority indication;
The unit is set up in session, is used for sending session to described second terminal and sets up request, after obtaining confirming media transfer is arrived described second terminal;
Control unit is used for allowing or refuse described media manipulation request according to the described media manipulation authority of preserving when the media manipulation request that receives from described second terminal.
24. application server according to claim 23 is characterized in that, this application server also comprises:
The session updates unit is used for sending the indication of upgrading session branch to the distant terminal of session; And
Stop indicating member, be used for sending the indication of the medium that stop transference to described first terminal.
25. a media transfer terminal is characterized in that, this terminal comprises:
Receiving element, request is set up in the session that is used to receive from network side, and this session is set up and is provided with the indication of media manipulation authority in the request;
Confirmation unit is used to reply described session and sets up request, carries out the transmission of medium; And
The control of authority unit is used for according to the operation of described media manipulation authority indication control to medium.
26. a media transfer terminal is characterized in that, this terminal comprises:
The unit is set up in session, and request is set up in the session that is used to receive and reply from network side;
The media manipulation request unit is used for sending the request of carrying out media manipulation to described network side;
Processing unit is used to receive the authority indication to described media manipulation from described network side, carries out corresponding media manipulation.
27. a media transfer terminal is characterized in that, this terminal comprises:
Receiving element is used to receive the media transfer request from first terminal, is provided with the indication of media manipulation authority in this media transfer request;
Request unit is set up in session, is used for sending session to network side and sets up request, and media transfer is carried out in request;
The control of authority unit is used for according to the operation of described media manipulation authority indication control to the medium after shifting.
28. a media transfer terminal is characterized in that, this terminal comprises:
Transmitting element is used for sending the media transfer request to network side or media transfer target terminal, is provided with the indication of media manipulation authority in this media transfer request;
Stop element, what be used to receive described network side stops the transmission indication, stops the medium after the transference.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008101498038A CN101364874B (en) | 2008-09-27 | 2008-09-27 | Medium transferring method, terminal and application server |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008101498038A CN101364874B (en) | 2008-09-27 | 2008-09-27 | Medium transferring method, terminal and application server |
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| CN101364874A true CN101364874A (en) | 2009-02-11 |
| CN101364874B CN101364874B (en) | 2011-07-06 |
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| CN2008101498038A Expired - Fee Related CN101364874B (en) | 2008-09-27 | 2008-09-27 | Medium transferring method, terminal and application server |
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