CN101964955A - Fusion IP message session switching method and device - Google Patents
Fusion IP message session switching method and device Download PDFInfo
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- CN101964955A CN101964955A CN200910160100XA CN200910160100A CN101964955A CN 101964955 A CN101964955 A CN 101964955A CN 200910160100X A CN200910160100X A CN 200910160100XA CN 200910160100 A CN200910160100 A CN 200910160100A CN 101964955 A CN101964955 A CN 101964955A
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Abstract
The invention discloses a fusion IP message session switching method and device, wherein the method is used for switching from a source access network to a target access network in the process of CPM session of a terminal, wherein the terminal is accessed through the source access network and the target access network and is registered for logging on a CPM system. The method comprises the following steps: the CPM system receives a switching request sent by the terminal, wherein the switching request is used for switching the current CPM session to the target access network; the CPM system acquires the session record matched with the terminal in a buffer zone; and the CPM system converts the session record to a signaling path based on the target access network between the system and the terminal to continue the subsequent communication. The invention can ensure the continuity of the CPM session after network switching of a client.
Description
Technical field
The present invention relates to the mobile communication technology field, relate in particular to a kind of amalgamation IP message conversation switching method and device.
Background technology
Amalgamation IP message (Converged IP Messaging, abbreviate CPM as) be Open Mobile Alliance (Open Mobile Architecture, abbreviate OMA as) began to propose in 2005, its purpose is to realize the intercommunication of multiple messaging service, for the user provides the unified message business, and improve consistent and messaging service experience easily.CPM merges existing multiple messaging service, comprise instant message (Instant Message, abbreviate IM as), PTT (Push-To-Talk over Cellular, abbreviate POC as), mobile E-mail (Mobile E-Email, abbreviate MEM as), short message service (Short MessagingService, abbreviate SMS as), MMS (Multimedia Messaging Service abbreviates MMS as) etc.
At present, OMA is in formulating CPM V1.0 standard, and the form of service of CPM comprises: based on the big CPM message (Large Message Mode CPMMessage) of the CPM message of page-mode (page-mode), dialogue-based pattern (session-mode), based on other CPM session services of session.
CPM address (CPM address) is to be used for the sign of different user in the compartment system in the CPM system (can be described as CPM Enabler, i.e. the CPM service enabler).In the CPM system, a user (being determined by CPM address) may have a plurality of terminal equipments, and this user may use same CPM address registration login at a plurality of terminal equipments.
Use multimode terminal (as Wifi/xG bimodulus or multimode a user; x represents 2.5G or 3G; as WCDMA etc.) situation under; this multimode terminal can be linked in the CPM system by multiple Access Network approach; if the current CPM conversation of this multimode terminal is to be based upon on the bearer network of WiFi; when the user leaves the WiFi signal coverage, then needing ongoing CPM conversation is carrying from being that carrying transfers to mobile network with WiFi.
In addition, converse when certain user carries out CPM by PC (Personal Computer abbreviates PC as) with other users, when the CPM conversation did not finish as yet, the user may need ongoing call transfer to continue follow-up conversation to portable terminal.
Do not transfer to another network carrying and have as yet at present from a network carrying, or the CPM conversation is transformed into the technical scheme of another terminal from a terminal at CPM conversation under above-mentioned two kinds of sights.
Summary of the invention
In view of this, the invention provides a kind of CPM session handover scheme, can't realize the problem that the CPM session is switched in order to solve in the prior art.
According to an aspect of the present invention, provide a kind of amalgamation IP message conversation switching method, the process that this method is used for carrying out in terminal the CPM session switches to target access network from the source Access Network.
Amalgamation IP message conversation switching method according to the present invention comprises: for the terminal that inserts and register login CPM system by source Access Network and target access network, the CPM system receives the handoff request that this terminal sends, wherein, this handoff request is used to ask the CPM session with current to switch to target access network; The CPM system obtains in the buffering area and conversation recording this terminal coupling; The CPM system with this conversation recording be transformed into this terminal between and the signaling paths of based target Access Network to continue follow-up communicating by letter.
According to another aspect of the present invention, a kind of amalgamation IP message session switching device shifter is provided, the process that is used for carrying out at multimode terminal the CPM session switches to target access network with the CPM session from the source Access Network, wherein, this multimode terminal has inserted by source Access Network and target access network and registration login CPM system.
Amalgamation IP message CPM session switching device shifter according to the present invention comprises: receiver module, acquisition module and modular converter.Wherein, receiver module is used to receive the handoff request from this multimode terminal, and wherein, this handoff request is used to ask the CPM session with current to switch to target access network; Acquisition module is used for obtaining the conversation recording that mates with this multimode terminal in buffering area; Modular converter, be used for this conversation recording is transformed into and multimode terminal between and the signaling paths of based target Access Network.
According to a further aspect of the invention, a kind of amalgamation IP message conversation switching method is provided, this method is used for ongoing CPM session is switched to target terminal from source terminal, and wherein, source terminal and target terminal have used same CPM address in CPM system registry and login.
Amalgamation IP message conversation switching method according to the present invention comprises: the CPM system receives the handoff request from source terminal or target terminal, and wherein, this handoff request is used for request the CPM session is switched to target terminal; The CPM system obtains in the buffering area and the conversation recording CPM matching addresses; The CPM system is transformed into this conversation recording the signaling paths that is connected with target terminal to continue follow-up communication.
According to a further aspect of the invention, a kind of amalgamation IP message session switching device shifter is provided, the session that is used for carrying out CPM switches to target terminal from source terminal, and wherein, source terminal and target terminal have used same CPM address in CPM system registry and login.
Amalgamation IP message session switching device shifter according to the present invention comprises: receiver module, acquisition module and modular converter.Wherein, receiver module is used to receive the handoff request from source terminal or target terminal, and wherein, this handoff request is used for request the CPM session is switched to target terminal; Acquisition module is used to get in the buffering area and the conversation recording CPM matching addresses; Modular converter is used for the conversation recording that acquisition module gets access to is transformed into the signaling paths that is connected with target terminal to continue follow-up communication.
By above-mentioned at least one scheme of the present invention, by communicating by letter with continuation on the signaling paths of multimode CPM terminal being transferred to the based target Access Network at the interim operation information of CPM system, or the CPM terminal is transferred at the interim operation information of CPM system on the signaling paths of another CPM terminal to continue communication, thereby solved the problem that the CPM session that can't realize in the prior art between the different Access Networks or between the different terminals is switched, guaranteed that client carries out the continuity that network switches back CPM session.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification of being write, claims and accompanying drawing.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used from explanation the present invention with embodiments of the invention one, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the CPM conversation switching method of the embodiment of the invention;
Fig. 2 is the structural representation according to the CPM session switching device shifter of the embodiment of the invention;
Fig. 3 is the flow chart according to the another kind of CPM conversation switching method of the embodiment of the invention;
Fig. 4 is the structural representation according to the another kind of CPM session switching device shifter of the embodiment of the invention;
Fig. 5 is the scene schematic diagram of embodiment one;
Fig. 6 is the flow chart of embodiment one;
Fig. 7 is the scene schematic diagram of embodiment two;
Fig. 8 is the flow chart of embodiment two.
Embodiment
Functional overview
The embodiment of the invention at the CPM session of multimode terminal switch between the different Access Networks and different CPM terminals same user between the demand switched, a kind of CPM session of embodiment of the invention handover scheme.In embodiments of the present invention, when multimode terminal carries out the CPM session by the source Access Network, switch to target access network from the source Access Network if desired, then this multimode terminal sends handoff request to the CPM system, the CPM system after receiving this handoff request, with the conversation recording in the buffering area with this multimode terminal coupling be transformed into this multimode terminal between the signaling paths of based target Access Network to continue follow-up communicating by letter.In embodiments of the present invention, if register on a plurality of terminals simultaneously a CPM address, then a terminal is being carried out in the CPM conversation procedure therein, if desired ongoing CPM session is switched to other terminal of this CPM address, then source terminal or target terminal initiate to switch, the CPM system is in the buffering area and conversation recording described source terminal coupling, is transformed into the signaling paths that is connected with described target terminal to continue follow-up communication.
Under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, and be not used in qualification the present invention.
CPM client in embodiments of the present invention can realize by software mode, usually, the CPM client software can be by conversation initialized protocol (Session InitiationProtocol, abbreviate SIP as) (supporting the instant message expansion) module, hypertext transmission communication agreement (Hypertext Transfer Protocol, abbreviate HTTP as) module, Session Description Protocol (Session Description Protocol, abbreviate SDP as) module, extend markup language (Extensible Markup Language, abbreviate XML as) module, several software modules such as encoder (Codec) module and user interface (User Interface abbreviates UI as) are formed.
According to the functional classification of CPM client and with different server communications, particularly, the CPM client can be made up of following Client Agent (Agent):
CPM Client Agent (CPM Client Agent), the main body of CPM client is used to finish CPM information receiving and transmitting and associative operation interface;
Present Client Agent (PS Client Agent), be used to finish and the communicating by letter of presence server, issue is present condition and gets access to the information presented;
This Client Agent of fuse address (CAB Client Agent) is used to finish the communication of server and relevant address information maintenance function with CAB (fuse address originally);
XML document management (XML Document Management abbreviates XDM as) Client Agent (XDM Client Agent) is used to finish and the communicating by letter of XDM server, carry out relevant configuration maintenance, present, the obtaining etc. of address book information.
On software design, common above-mentioned Client Agent can be made up of the several modules in above-mentioned several software modules respectively, and for example XDM Client Agent is finished by http protocol module, XML module and UI module.
And in embodiments of the present invention, the CPM client can also comprise: handover operation option (such as menu or push-botton operation) interface module, Session Initiation Protocol stack module (or being called communication module).Wherein: handover operation options interface module is used for when needs switch, for the Interface Options of user's operation, such as, menu or button.When needs switched, on target terminal, the user operated handoff options, then should operation trigger the Session Initiation Protocol module, sent handoff request.
According to the embodiment of the invention, a kind of CPM conversation switching method at first is provided, this method is used for multimode terminal in the process of carrying out the CPM session, the CPM session is switched to target access network from the source Access Network, and, switch will, multimode terminal has inserted by source Access Network and target access network and registration login CPM system.
Fig. 1 is the flow chart according to the CPM conversation switching method of the embodiment of the invention, as shown in Figure 1, mainly may further comprise the steps (step S101-step S105) according to the CPM conversation switching method of the embodiment of the invention:
The handoff request that step S101:CPM system receiving terminal sends, wherein, this handoff request is used to ask the CPM session with current to switch to target access network;
In embodiments of the present invention, terminal is a multimode terminal, promptly this terminal can pass through multiple Access Network (such as, Wifi, WCDMA etc.) be linked into the CPM system, and this terminal inserts and the registration login in the CPM system by source Access Network and target access network respectively.
In specific implementation process, terminal can be initiated to switch automatically, also can manually be initiated to switch by the user.Automatically initiate to switch if adopt, then terminal can detect the signal energy of the source Access Network of current carrying CPM session in real time in the process of carrying out the CPM session, if this signal energy satisfies switching condition, then terminal sends above-mentioned handoff request to the CPM system; For manual switchover, when the user initiated to switch at needs, operating terminal triggered and switches, and terminal response sends above-mentioned handoff request in triggering the instruction of switching to the CPM system.In specific implementation process, can only adopt and initiate automatically to switch or manually initiate to switch, also two kinds of switching modes can be used in combination.
Further, terminal is when the CPM system sends above-mentioned handoff request, promptly can this handoff request be sent to the CPM system, also can this handoff request be sent to the CPM system by the signaling paths of based target Access Network by signaling paths based on the source Access Network.
In concrete application process, terminal can send the handoff request that an indication is switched to the CPM system separately, also handoff request can be carried at conversation request instruction (such as, INVITE) in, particularly, it is explicit or implicitly indicate handoff request to carry parameter in the instruction of this conversation request, such as, can indicate with a bit value, represent the request switching with 0 or 1.
Step S103:CPM system obtains in the buffering area and conversation recording this terminal coupling;
After the CPM system received above-mentioned handoff request, whether whether buffering area existed and the ongoing CPM session of this terminal the retrieval matching judgment, if exist, then obtained conversation recording relevant in the buffering area.
Step S105:CPM system with above-mentioned conversation recording be transformed into this terminal between and the signaling paths of based target Access Network to continue follow-up communicating by letter.
In concrete application process, the CPM system the above-mentioned conversation recording that obtains is transformed into and terminal between the signaling paths of based target Access Network, it is related with the signaling paths foundation of based target Access Network to be about to this conversation recording, makes follow-up CPM session be based upon the signaling paths based on Access Network.
After finishing switching, the CPM system can initiatively disconnect the signaling paths based on the source Access Network with terminal, also can send indication to the CPM system by terminal, and the CPM system indicates according to this, disconnects the signaling paths based on the source Access Network with terminal.
In specific implementation process, the Access Network that terminal inserts the CPM system includes but not limited to: WLAN (wireless local area network) and mobile network.
And above-mentioned switching flow can be initiated by the calling party of CPM session, also can be initiated by the callee of CPM session.
Can finish by the participation functional entity (Participating Function) of CPM system in the function that the above-mentioned CPM of embodiment of the invention system realizes.
The said method that provides according to the embodiment of the invention, make multi-module mobile terminal between different Access Networks, to switch, by continuing communication on the signaling paths of the CPM terminal being transferred to the based target Access Network at the interim operation information of CPM system, thereby guaranteed that client carries out the continuity of the session after network switches, reached the user experience of client seamless switching.
According to the embodiment of the invention, a kind of CPM session switching device shifter also is provided, the process that this device is used for carrying out at multimode terminal the CPM session switches to target access network with the CPM session from the source Access Network, wherein, this multimode terminal has inserted by source Access Network and target access network and registration login CPM system.
Fig. 2 is the structural representation according to the CPM session switching device shifter of the embodiment of the invention, as shown in Figure 2, mainly comprises according to the CPM session switching device shifter of the embodiment of the invention: receiver module 21, acquisition module 23 and modular converter 25.Wherein, receiver module 21 is used to receive the handoff request from multimode terminal, and wherein, this handoff request is used to ask the CPM session with current to switch to target access network; Acquisition module 23 is connected with receiver module 21, is used for obtaining in buffering area the conversation recording that mates with multimode terminal; Modular converter 25 is connected with acquisition module 23, be used for the conversation recording that acquisition module 23 gets access to is transformed into and multimode terminal between and the signaling paths of based target Access Network.
In specific implementation process, the said apparatus that the embodiment of the invention provides can be arranged in the participation functional entity of CPM system.
Above-mentioned CPM session switching device shifter according to the embodiment of the invention provides can switch to target access network from the source Access Network with the CPM session of multimode terminal.
According to the embodiment of the invention, another kind of CPM conversation switching method also is provided, this method is used for ongoing CPM session is switched to target terminal from source terminal, and wherein, source terminal and target terminal are for using the terminal of same CPM address in CPM system registry and login.
Fig. 3 is the flow chart according to the CPM conversation switching method of the embodiment of the invention, as shown in Figure 3, mainly may further comprise the steps (step S301-step S305) according to the CPM conversation switching method of the embodiment of the invention:
Step S301:CPM system receives the handoff request from source terminal or target terminal, and wherein, this handoff request is used for request ongoing CPM session is switched to target terminal;
In specific implementation process, source terminal and target terminal by same CPM address after the CPM system registers login, carry out in the CPM conversation procedure at source terminal, can also can initiate handoff request by target terminal by source terminal, request switches to target terminal with ongoing CPM session by source terminal.Particularly, can on source terminal or target terminal, select handover operation, thereby triggering source terminal or target terminal send above-mentioned handoff request.
Preferably, the above-mentioned handoff request that source terminal or target terminal send can be an independent signaling, also this handoff request can be carried in the conversation request instruction that the CPM system sends, such as, can in the INVITE that sends to the CPM system, carry a CPM system banner, switch by this CPM system banner indication.
Step S303:CPM system obtains in the buffering area and the conversation recording CPM matching addresses, and wherein, this CPM address is source terminal and target terminal registration login CPM system employed CPM address;
The CPM system that obtain with conversation recording above-mentioned CPM matching addresses be the interim operation information of source terminal in the CPM system.
Step S305:CPM system is transformed into above-mentioned conversation recording the signaling paths that is connected with target terminal to continue follow-up communication.
After switching was finished, the CPM system can initiatively disconnect the signaling paths with source terminal, also can send indication signaling to the CPM system by source terminal, and the CPM system disconnects the signaling paths with source terminal after receiving indication signaling.
In the above-mentioned CPM conversation switching method that the embodiment of the invention provides, that switch can be the calling party of CPM session, also can be the callee of CPM session.
By the above-mentioned CPM conversation switching method that the embodiment of the invention provides, make the CPM session on user's different terminals, to switch, guaranteed that network switches the continuity of back session.
According to the embodiment of the invention, a kind of CPM session switching device shifter also is provided, this device is used for ongoing CPM session is switched to target terminal from source terminal, and this device can be used as the above-mentioned CPM conversation switching method that above-mentioned CPM system realizes that the embodiment of the invention provides.
Fig. 4 is the structural representation according to the CPM session switching device shifter of the embodiment of the invention, as shown in Figure 4, mainly comprises according to the CPM session switching device shifter of the embodiment of the invention: receiver module 41, acquisition module 43 and modular converter 45.Wherein, receiver module 41 is used to receive the handoff request from source terminal or target terminal, and wherein, this handoff request is used for request the CPM session is switched to target terminal; Acquisition module 43 is connected with receiver module 41, is used to get in the buffering area and the conversation recording CPM matching addresses; Modular converter 45 is connected with acquisition module 43, is used for the conversation recording that acquisition module 43 gets access to is transformed into the signaling paths that is connected with target terminal to continue follow-up communication.
In specific implementation process, the above-mentioned CPM session switching device shifter that the embodiment of the invention provides can be arranged on the participation functional entity in the CPM system.
In order further to understand the technical scheme that the embodiment of the invention provides, describe below by specific embodiment.
Embodiment one
In the present embodiment, multimode CPM terminal can insert and register and sign in to the CPM system by Wifi, also can insert and register sign in to the CPM system by the mobile network, and, CPM session in the present embodiment is Wifi from the source Access Network, and target access network is the mobile network.
As shown in Figure 5, the CPM terminal is being carried out in the process of CPM session by the signaling paths based on Wifi, need switch to based on mobile network's signaling paths to proceed communication, Fig. 6 switches to mobile network's flow chart from Wifi for CPM session in the present embodiment, automatically initiate to switch by the CPM terminal in the present embodiment, as shown in Figure 6, the CPM session switches to the mobile network from Wifi and mainly may further comprise the steps:
Step S601:CPM terminal inserts by the signaling paths based on Wifi and registration signs in to the CPM system;
Step S602:CPM terminal inserts by the signaling paths based on the mobile network and registration signs in to the CPM system;
Step S603:CPM terminal is carried out the CPM session by the signaling paths based on Wifi;
Step S604:CPM terminal is judged according to the signal energy of the Wifi of carrying CPM session, determines to switch to the mobile network, sends handoff request to the CPM system;
Step S605:CPM system is at the conversation recording of this CPM terminal of buffering area retrieval coupling, the conversation recording of coupling " is switched " (i.e. conversion) to the signaling paths based on the mobile network of CPM terminal;
Step S606:CPM terminal is carried out the CPM session by the signaling paths based on the mobile network;
Step S607:CPM system disconnects the signaling paths based on Wifi with the CPM terminal.
Embodiment two
In the present embodiment, certain user uses same CPM address to be registered to the CPM system respectively on two different CPM terminals (Device-B1 and Device-B2), and wherein, Device-B1 is a source terminal, and Device-B2 is a target terminal.
As shown in Figure 7, CPM terminal A and CPM terminal B2 carry out the CPM session, in the CPM conversation procedure, the CPM session need be switched to CPM terminal B1, in the present embodiment, finish switch operating by the participation functional entity (CPM ParticipatingFunction-B) of above-mentioned CPM address ownership from CPM terminal B2 to CPM terminal B1, Fig. 8 is for switching to the CPM session flow chart of CPM terminal B1 from CPM terminal B2 in the present embodiment, as shown in Figure 8, the CPM session switches to CPM terminal B1 from CPM terminal B2 and mainly may further comprise the steps:
Step S801: user B uses Addr-B to be registered in the CPM system on different terminal D evice-B1 and Device-B2 respectively;
For " seamless " that guarantee to switch experienced, present embodiment requires to guarantee at Device-B1, Device-B2 all registered online before switching.
Step S802, calling subscriber A calling party B supposes that in the present embodiment user B selects for use Device-B1 and user A to communicate;
At this moment, the signaling paths of user A and user B is: Device-A＜-CPMParticipating Function-A＜-CPM Participating Function-B＜-Device-B1.
Step S803: user B initiates handoff request on Device-B2, and in the present embodiment, handoff request is carried at (CPM Invitation) in the session invitation message;
Before this step was carried out, user B signed in to the CPM system in the Device-B2 registration.
After step S804:CPM Participating Function-B receives the handoff request message of Device-B1, the coupling retrieval is also carried out signaling and is switched processing, send Indication message (OK) to Device-B2, and receive the final acknowledge message (ACK) that Device-B2 returns, with user A and user B by Device-A＜-the participation functional entity (CPM Participating Function-A) of user A ownership＜-CPM ParticipatingFunction-B＜-the Device-B2 signaling paths links to each other, and on this signaling paths, continue follow-up communication, and interruption and CPM Participating Function-B＜-signaling paths of Device-B1.
As mentioned above, the technical scheme that provides by the embodiment of the invention, when between different Access Networks, switching by multi-module mobile terminal, the CPM terminal sends the instruction that has handoff request to the CPM system, make this CPM terminal transfer to and continue communication on the newly-established signaling paths at the interim operation information of CPM system, thereby guaranteed that client carries out the continuity of the session after network switches, reached the user experience of client seamless switching.And, in embodiments of the present invention, the user with the CPM session when different terminal is switched, the CPM terminal sends the instruction that has handoff request to the CPM system, make this CPM terminal on the interim operation information of CPM system is transferred to signaling paths with target CPM terminal, continue to communicate by letter, make the CPM session between different CPM terminals, to switch, improved user experience.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. amalgamation IP message CPM conversation switching method, the process that is used for carrying out in terminal the CPM session switches to target access network from the source Access Network, wherein, described terminal has inserted by described source Access Network and described target access network and registration login CPM system, it is characterized in that described method comprises:
Described CPM system receives the handoff request that described terminal sends, and wherein, described handoff request is used to ask the CPM session with current to switch to described target access network;
Described CPM system obtains in the buffering area and conversation recording described terminal coupling;
Described CPM system with described conversation recording be transformed into described terminal between and based on the signaling paths of described target access network to continue follow-up communicating by letter.
2. method according to claim 1 is characterized in that, described CPM system receives before the handoff request that described terminal sends, and described method also comprises:
Described terminal determines that according to the signal energy of source Access Network of the described CPM session of carrying needs switch, and sends described handoff request to described CPM system; Or
Described terminal response is in the instruction of trigger switching, and sends described handoff request to described CPM system.
3. method according to claim 2 is characterized in that, sends described handoff request to described CPM system and comprises:
Described terminal sends described handoff request by the signaling paths based on described source Access Network; Or
Described terminal sends described handoff request by the signaling paths based on described target access network.
4. according to each described method in the claim 1 to 3, it is characterized in that, send described handoff request to described CPM system and comprise:
Described terminal sends the conversation request instruction to described CPM system, wherein, carries the described handoff request that indication is switched in the described conversation request instruction.
5. according to each described method in the claim 1 to 3, it is characterized in that after the signaling paths that described conversation recording is transformed into based on described target access network, described method also comprises:
The signaling paths based on described source Access Network of described CPM system's disconnection and described terminal; Or
Described CPM system receives indication that described terminal sends and disconnects indication request based on the signaling paths of described source Access Network, disconnects the signaling paths based on described source Access Network with described terminal.
6. amalgamation IP message CPM session switching device shifter, the process that is used for carrying out at multimode terminal the CPM session switches to target access network with described CPM session from the source Access Network, wherein, described multimode terminal has inserted by described source Access Network and described target access network and the described CPM of registration login system, it is characterized in that described device comprises:
Receiver module is used to receive the handoff request from described multimode terminal, and wherein, described handoff request is used to ask the CPM session with current to switch to described target access network;
Acquisition module is used for obtaining the conversation recording that mates with described multimode terminal in buffering area;
Modular converter, be used for described conversation recording is transformed into and described multimode terminal between and based on the signaling paths of described target access network.
7. amalgamation IP message CPM conversation switching method, be used for ongoing CPM session is switched to target terminal from source terminal, wherein, described source terminal and described target terminal have used same CPM address in CPM system registry and login, it is characterized in that described method comprises:
Described CPM system receives the handoff request from described source terminal or described target terminal, and wherein, described handoff request is used for request described CPM session is switched to described target terminal;
Described CPM system obtains in the buffering area and conversation recording described CPM matching addresses;
Described CPM system is transformed into described conversation recording the signaling paths that is connected with described target terminal to continue follow-up communication.
8. method according to claim 7 is characterized in that, described CPM system receives before the described handoff request, and described method also comprises:
Described source terminal or described target terminal initiate to switch, and send described handoff request to described CPM system.
9. method according to claim 7 is characterized in that, sends described handoff request to described CPM system and comprises:
Described source terminal or described target terminal send the conversation request instruction to described CPM system, wherein, carry the described handoff request that indication is switched in the described conversation request instruction.
10. according to each described method in the claim 7 to 9, it is characterized in that after described conversation recording was transformed into the signaling paths that is connected with described target terminal, described method also comprised:
The signaling paths of described CPM system's disconnection and described source terminal; Or
Described CPM system receives indication that described source terminal sends and disconnects indication request with the signaling paths of described source terminal, disconnects the signaling paths with described source terminal.
11. amalgamation IP message CPM session switching device shifter, the session that is used for carrying out CPM switches to target terminal from source terminal, and wherein, described source terminal and described target terminal have used same CPM address in CPM system registry and login, it is characterized in that described device comprises:
Receiver module is used to receive the handoff request from source terminal or target terminal, and wherein, described handoff request is used for request described CPM session is switched to described target terminal;
Acquisition module is used to get in the buffering area and conversation recording described CPM matching addresses;
Modular converter is used for the described conversation recording that described acquisition module gets access to is transformed into the signaling paths that is connected with described target terminal to continue follow-up communication.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102236571A (en) * | 2011-07-27 | 2011-11-09 | 华为终端有限公司 | Data card upgrading method, personal computer and data card |
-
2009
- 2009-07-23 CN CN200910160100XA patent/CN101964955A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102236571A (en) * | 2011-07-27 | 2011-11-09 | 华为终端有限公司 | Data card upgrading method, personal computer and data card |
| US9170801B2 (en) | 2011-07-27 | 2015-10-27 | Huawei Device Co., Ltd. | Data card updating method, personal computer, and data card |
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