CN102547604B - Implementation method, system and device for video phone service - Google Patents
Implementation method, system and device for video phone service Download PDFInfo
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- CN102547604B CN102547604B CN201010597573.9A CN201010597573A CN102547604B CN 102547604 B CN102547604 B CN 102547604B CN 201010597573 A CN201010597573 A CN 201010597573A CN 102547604 B CN102547604 B CN 102547604B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
- H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
- H04N7/148—Interfacing a video terminal to a particular transmission medium, e.g. ISDN
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Abstract
The invention discloses an implementation method, an implementation system and an implementation device for a video phone service. The method, the system and the device are used for solving the problems of limitation of terminal types on the conventional video phone, difficulty in the realization of a network state and incapability of clearly displaying the information of an opposite side. The method comprises the following steps that: an interactive voice response (IVR) system establishes an audio link with each of a calling terminal and a called terminal through a calling side mobile switching center (MSC) and a called side MSC; the IVR system establishes video links with home gateways which are bound with the calling terminal and the called terminal respectively; and the IVR system transmits video information acquired by video acquisition equipment to video play equipment through the video links. In the embodiment of the invention, the IVR system transmits the video information acquired by the video acquisition equipment to corresponding video play equipment through the video links between the IVR system and the home gateways, so that the video phone service can be implemented even though the terminal does not support the video phone service.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of implementation method of visual telephone service, system and device.
Background technology
Video telephone (Vidio Phone, VP) business is as 3-G (Generation Three mobile communication system) (3
rdgenerationMobile Communications System, 3G) significant business receive special concern always.Visual telephone service can for providing real-time voice and video two-way communication between multimedia terminal, that is in visual telephone service, the both sides of call not only can hear the sound of the other side, but also can see the video of the other side.
Visual telephone service, in the process realized, needs network and terminal to cooperatively interact.For needing terminal terminal to support video telephone function, and need 3G network quorum sensing inhibitor to the region of telex network and signal stabilization for network, the quality assurance of service quality (Quality of Service, Qos) can be provided.The data of the transmission between two user terminals carrying out visual telephone service are carried on circuit domain, because visual telephone service is a kind of bearer service of circuit domain, therefore before carrying out visual telephone service, first need between two user terminals to set up a circuit switching (Circuit Switched, CS) link, just can carry out visual telephone service based on this CS link.
Fig. 1 is the implementation procedure of visual telephone service in prior art, and this process comprises the following steps:
S101: calling subscriber is to mobile switching centre (the Mobile Switching Center of its place network, MSC)/Visited Location Registor (Visitor Location Register, VLR) send link and set up request, wherein the identification information comprising called subscriber in request is set up in this link.
S102: the MSC/VLR of calling subscriber place network receives after this link sets up request, and the MSC/VLR to called subscriber place network sends link and sets up request.
S103: the MSC/VLR of calling subscriber place network sets up request according to the link received, and sets up CS between described calling subscriber and link, and sets up to calling subscriber's back link and respond.
After request is set up in the link that S104: the MSC/VLR of the called subscriber place network MSC/VLR receiving calling subscriber place network sends, send link to called subscriber and set up request.
S105: after request is set up in the link that the MSC/VLR that called subscriber receives its place network sends, set up CS with the MSC/VLR of its place network and link, and set up response to the MSC/VLR back link of its place network.
S106: the MSC/VLR of calling subscriber and called subscriber place network, check, configure the ability of its user terminal, to determine whether its user terminal can carry out visual telephone service, when determining that its user terminal can carry out visual telephone service, carries out subsequent step.
S107: the MSC/VLR of calling subscriber and called subscriber place network, carry out channel check, controlling the parameter configuration of communication channel when carrying out visual telephone service of calling and called user, making visual telephone service remain on one preferably state.
S108: the MSC/VLR of calling subscriber and called subscriber place network, when carrying out that before to media information configuration, acknowledgement channel is available, sends and configures calling and called audio frequency, Video parameter information, setting up the video telephone passage between calling and called.
In the implementation procedure of above-mentioned visual telephone service, because the MSC/VLR of calling subscriber and called subscriber place network needs the terminal determining calling and called user whether can support visual telephone service, whether the terminal namely judging calling and called user is 3G-324M terminal, or based on conversation initialized protocol (the Session Initiated Protocol of packet bearer, SIP) terminal, as long as there is the user terminal of one end not support visual telephone service, this visual telephone service just cannot realize.And still there is the terminal not supporting visual telephone service in a large number at present, at these terminal rooms, or support that the terminal of visual telephone service and these terminals all cannot realize when carrying out visual telephone service.And the stability of visual telephone service also signal Network Based, when network signal is unstable, this visual telephone service also cannot realize.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of implementation method of visual telephone service, system and device, be limited by the type of terminal in order to solve video telephone in prior art, and network state realizes difficulty, and cannot the problem of clear display counter-party information.
The implementation method of a kind of visual telephone service that the embodiment of the present invention provides, comprising:
Request is set up in the link that interactive voice answering system sends according to the Calling Side moving exchanging center MSC received, by the audio url between Calling Side MSC and callee side MSC foundation and calling terminal and terminal called; And
The identification information of calling terminal and the terminal called carried in request is set up according to described link, and the binding relationship of terminal identification information and the home gateway identification information self preserved, the video link respectively between the home gateway bound of foundation and calling terminal and terminal called;
The video information of the video capture device collection of calling terminal and terminal called binding is transferred to the video playback apparatus bound with described terminal called and calling terminal by described video link.
A kind of visual telephone service that the embodiment of the present invention provides realize system, described system comprises:
Calling Side moving exchanging center MSC, sets up request for sending link to interactive voice answering system, and sets up audio url with described interactive voice answering system and calling terminal;
Interactive voice answering system, receive the link foundation request that Calling Side moving exchanging center MSC sends, by the audio url between Calling Side MSC and callee side MSC foundation and calling terminal and terminal called, and the identification information of calling terminal and the terminal called carried in request is set up according to described link, and the binding relationship of terminal identification information and the home gateway identification information self preserved, the video link respectively between the home gateway bound of foundation and calling terminal and terminal called;
Callee side MSC, sets up audio url with terminal called and described interactive voice answering system;
Home gateway, by the video link set up with interactive voice answering system, the video information of the video capture device collection of binding with described calling terminal and terminal called is transferred to the video playback apparatus bound with described terminal called and calling terminal by described video link.
The implement device of a kind of visual telephone service that the embodiment of the present invention provides, described device comprises:
Audio url sets up module, sets up request for the link sent according to the Calling Side moving exchanging center MSC received, by the audio url between Calling Side MSC and callee side MSC foundation and calling terminal and terminal called;
Video link sets up module, for setting up the identification information of calling terminal and the terminal called carried in request according to described link, and the binding relationship of terminal identification information and the home gateway identification information self preserved, the video link respectively between the home gateway bound of foundation and calling terminal and terminal called;
Transport module, for being transferred to the video information of the video capture device collection of binding with described calling terminal and terminal called the video playback apparatus bound with described terminal called and calling terminal by described video link.
The implementation method of a kind of visual telephone service that the embodiment of the present invention provides, described method comprises:
Set up request according to the video link that interactive voice answering system sends, set up video link with described interactive voice answering system;
The video information of the video capture device collection of binding with described calling terminal and terminal called is transferred to the video playback apparatus bound with described terminal called and calling terminal by described video link.
A kind of device realizing visual telephone service that the embodiment of the present invention provides, described device comprises:
Module is set up in link, sets up request, set up video link with described interactive voice answering system for the video link sent according to interactive voice answering system;
Transport module, for being transferred to the video information of the video capture device collection of binding with described calling terminal and terminal called the video playback apparatus bound with described terminal called and calling terminal by described video link.
The embodiment of the present invention provides a kind of implementation method of visual telephone service, system and device, in the method, interactive voice answering system is by the audio url between Calling Side MSC and callee side MSC foundation and calling terminal and terminal called, and the video link set up respectively between the home gateway that calling terminal and terminal called are bound, by video link, the video information transmission gathered by the video capture device bound with described calling terminal and terminal called is to the video playback apparatus bound with described terminal called and calling terminal.Due to the video link of interactive voice answering system by setting up between home gateway in embodiments of the present invention, the video information transmission gathered by video acquisition device is play to corresponding video play device, even if when therefore terminal does not support visual telephone service, this visual telephone service also can realize.
Accompanying drawing explanation
Fig. 1 is the implementation procedure of visual telephone service in prior art;
The implementation procedure of the visual telephone service that Fig. 2 provides for the embodiment of the present invention;
The comparatively detailed implementation of a kind of visual telephone service that Fig. 3 provides for the embodiment of the present invention;
The implementation procedure of the visual telephone service between the calling terminal that Fig. 4 provides for the embodiment of the present invention and terminal called;
What Fig. 5 provided for the embodiment of the present invention take calling terminal as 2G terminal, and terminal called is POTS terminal is example, the specific implementation process of the visual telephone service between calling terminal and terminal called;
A kind of visual telephone service that Fig. 6 A provides for the embodiment of the present invention realize system configuration schematic diagram;
The concrete structure schematic diagram of the system that realizes of the visual telephone service that Fig. 6 B provides for the embodiment of the present invention;
The implement device structural representation of a kind of visual telephone service that Fig. 7 provides for the embodiment of the present invention;
The implement device structural representation of a kind of visual telephone service that Fig. 8 embodiment of the present invention provides.
Embodiment
The implementation procedure of the visual telephone service that the embodiment of the present invention provides, based on IP Multimedia System (IPMultimedia System, IMS) interactive multimedia voice response system (Interactive VoiceResponse, IVR) business is on the basis of traditional voice IVR business, across CS territory and IMS domain.IVR system is linked by ISC interface and IMS core network element; In CS territory, this IVR system and gateway MSC (Gateway Mobile Switching Center, GMSC) linked by E1 link, support call control protocol (the Bearer Independent Call Control protocol irrelevant with carrying, BICC) signaling, can process signaling and the media function of CS territory user simultaneously.
Below in conjunction with Figure of description, the embodiment of the present invention is described in detail.
The implementation procedure of the visual telephone service that Fig. 2 provides for the embodiment of the present invention, this process comprises the following steps:
S201: request is set up in the link that interactive voice answering system sends according to the Calling Side moving exchanging center MSC received, by the audio url between Calling Side MSC and callee side MSC foundation and calling terminal and terminal called.
Before request is set up in the link receiving Calling Side MSC transmission, described method also comprises: the link foundation request that described Calling Side MSC reception calling terminal sends, according to the audio url of described link foundation request foundation with described calling terminal.
Set up audio url with callee side MSC to comprise: what described interactive voice answering system sent according to the described Calling Side MSC received links to set up and ask, initiate audio call information to callee side MSC; Carry out after messaging negotiates determines, setting up voice link with described callee side MSC.
S202: the identification information setting up calling terminal and the terminal called carried in request according to described link, and the binding relationship of terminal identification information and the home gateway identification information self preserved, the video link respectively between the home gateway bound of foundation and calling terminal and terminal called.
Video link between the home gateway that concrete foundation and calling terminal and terminal called are bound comprises: the binding relationship of the terminal identification information of preserving according to self and home gateway identification information, and the terminal identification information of carrying in request is set up in link, searches the identification information with the home gateway of the terminal binding of this identification information; Home gateway to this identification information found sends audio url and sets up request, sets up the audio url with the home gateway of described identification information.
IVR system is before setting up the video link between the home gateway that calling terminal and terminal called are bound in embodiments of the present invention, also comprise: IVR system judges whether terminal called and/or terminal called support visual telephone service, when at least one determination in calling terminal and terminal called does not support visual telephone service, carry out subsequent step.
S203: the video information of the video capture device collection of calling terminal and terminal called binding is transferred to the video playback apparatus bound with described terminal called and calling terminal by described video link.
The video information of the video capture device collection of binding with described calling terminal is transferred to by described video link the video playback apparatus bound with described terminal called comprise: described interactive voice answering system receives the video information that video link that First Family's gateway of bind with described calling terminal passes through to set up sends; The video information that described interactive voice answering system sends according to the described First Family's gateway received, and the relation between the home gateway established the link preserved, described video information is sent to by the video link set up the second home gateway established the link with described First Family's gateway, and by described second home gateway, described video information is sent to the video playback apparatus bound with described terminal called.
In embodiments of the present invention in order to realize visual telephone service, terminal and home gateway are bound, and set up the identification information of the terminal that this has been bound and the binding relationship of this home gateway identification information, this binding relationship is saved in IVR system.Therefore when IVR system acceptance send to the MSC of calling terminal place network establish the link request after, the identification information of calling terminal and the terminal called carried in request is established the link according to this, and self preserve the identification information of terminal and the binding relationship of home gateway identification information, determine corresponding home gateway, set up video link with this home gateway.
In addition, visual telephone service is realized during visual telephone service in embodiments of the present invention in order to not support in terminal, namely this terminal can be TD SDMA (Time Division-Synchronous CodeDivision Multiple Access, TD-SCDMA) terminal, second generation mobile communication system (2
ndgeneration Mobile Communications System, 2G) terminal, plain old telephone business (PlainOld Telephone Service, POTS) terminal or sip terminal, special video information harvester can be adopted to carry out the collection of video information, such as, can be camera.And after this special video acquisition device collects this video information, need the video link set up by home gateway to be sent to IVR system, thus can opposite end be sent to.Therefore the corresponding relation for each home gateway binding video capture device corresponding with it is needed in embodiments of the present invention, in addition, owing to also there is binding relationship between home gateway and terminal, the binding relationship therefore between known terminal and video capture device is also exist.
The comparatively detailed implementation of a kind of visual telephone service that Fig. 3 provides for the embodiment of the present invention, this process comprises the following steps:
S301: Calling Side MSC sets up request according to the link receiving calling terminal transmission, sets up audio url with calling terminal.
This link request of setting up is sent to IVR system by S302: Calling Side MSC.
S303:IVR system sets up the identification information of the terminal called carried in request according to the link that the Calling Side MSC received sends, and the MSC to terminal called place sends link and sets up request.
S304: callee side MSC sets up the identification information of the terminal called carried in request according to the link of the IVR system transmission received, send audio frequency to terminal called and set up request, audio url is set up with described terminal called, and carry out after messaging negotiates determines, setting up audio url with IVR system with IVR system.
S305: the audio-frequency information between calling terminal and terminal called is transmitted by this audio url set up.
S306:IVR system sets up the identification information of calling terminal and the terminal called carried in request according to the link that Calling Side MSC sends, and the binding relationship of the terminal identification information of self preserving and home gateway identification information, determine the identification information of the home gateway bound with calling terminal and terminal called respectively, the home gateway to this identification information sends video link and sets up request.
S307: the home gateway receiving the video link foundation request that IVR system sends, sets up video link according to the request of setting up of this video link with IVR system.Home gateway controls the collection carrying out video information with the video capture device of its binding.
S308: the video information that home gateway receiver, video collecting device gathers, this video information is sent to IVR system by the video link set up with IVR system, and the home gateway of opposite end is sent to by the video link that IVR system and opposite end home gateway are set up, play by the video playback apparatus bound with the home gateway of this opposite end.
In above process because IVR system will set up audio url respectively by Calling Side and callee side MSC and calling terminal and terminal called, and want and set up video link with the home gateway that calling terminal and terminal called are bound, therefore first IVR system sets up audio url with calling terminal and terminal called, or set up video link with corresponding home gateway, in order in no particular order, first video link can be set up, also first audio url can be set up.
The visual telephone service implementation method provided by the embodiment of the present invention is when carrying out visual telephone service, establish audio url by MSC and IVR system between terminal after, and IVR system is by after establishing video link with the home gateway of terminal binding, the video capture device bound with this home gateway, namely starts to gather video information with the video capture device of terminal binding.After this video information harvester collects video information, this video information is sent to be existed on the home gateway of binding relationship with this video information harvester, because home gateway establishes video link with IVR system, therefore this video information can be sent to IVR system by the video link set up.
Preferably, this home gateway can be an equipment with video capture device, namely this home gateway has the acquisition function of video information, after this home gateway and IVR system set up video link, this home gateway with video acquisition function starts the collection carrying out video information, by the video information collected, the video link set up by self and IVR system is sent to IVR system, and the video information received is sent to opposite end home gateway by the video link set up with opposite end home gateway by this IVR system.
In addition, when the terminal of carrying out visual telephone service has video information acquisition function, this video capture device can be also an equipment with terminal, after home gateway and IVR system set up video link, the video information acquisition function of home gateway triggering terminal is opened, terminal starts the collection carrying out video information, and by the video information collected by the video link set up with the home gateway and IVR system of its binding, is sent to IVR system.
When the video information that IVR system acceptance gathers to video capture device, need that this video information is sent to opposite end to show, in embodiments of the present invention in order to effectively improve the accuracy of video information display, this video playback apparatus can be television set, because the resolution of television set is higher, and display screen is larger, the requirement of display accuracy can be met, and because display screen is larger, more people can watch video information simultaneously, thus improves the experience of user.
In addition, the terminal of binding with home gateway can be, more than one or two, namely can set up the corresponding relation of the identification information of plural terminal and the identification information of home gateway.When a certain terminal initiates visual telephone service, link can be sent to the MSC of its place network and set up request, and the identification information of self is carried in this link foundation request, therefore after IVR system acceptance sets up request to this link, the identification information of the terminal of carrying in request can be set up according to this link, determine the identification information with the home gateway of this terminal binding, thus video link can be set up with the home gateway of this identification information.And can be TD terminal, 2G terminal, POTS terminal or sip terminal with the terminal of the same family gateway binds, as long as there is corresponding terminal identification information.
Binding relationship can be formed with multiple eurypalynous terminal to make home gateway, and this home gateway also will by the video information of IVR system transfers with the video playback apparatus self bound in play, therefore this home gateway connects multiple interface and supports respectively and the linking of corresponding device under needing.This concrete home gateway can connect the interface supporting RJ11 below, realizes supporting to form binding relationship with POTS terminal, under connect the interface supporting AV, realization links with video playback apparatus.In addition in order to realize linking of home gateway and more equipment, this home gateway can also WIFI link, or IP Camel links.
When the home gateway in the embodiment of the present invention networks, the binding relationship between this home gateway and terminal is determined, has namely saved the identification information of this home gateway and the corresponding relation of terminal identification information at network side.The identification information of home gateway and the binding relationship of terminal identification information also can carry out the amendment in later stage, as long as amended binding relationship is saved in IVR system, can realize, according to amended binding relationship, carrying out visual telephone service.
In embodiments of the present invention after the video link of the second home gateway that IVR system establishes First Family's gateway of binding with calling terminal and bind with terminal called, in order to realize the transmission of video information, the relation of this home gateway between the home gateway establishing video link is preserved in this locality.When concrete home gateway networks, unique SIP identification information can be distributed for this home gateway in IMS network side, so that IVR system can set up video link according to this SIP identification information and this home gateway.And in order to realize and home gateway that calling terminal is bound and and the home gateway bound of terminal called between video link, two home gateways can correspond on an IP port by IVR system, and share a SIP number and communicate with extraneous.
The relation between the home gateway establishing video link is saved in embodiments of the present invention in this IVR platform, namely two home gateways establishing video link have corresponded on same IP port, therefore when receiving the video information that a certain home gateway sends, this video information is sent to should another home gateway of IP port according to the IP port of this home gateway, by another home gateway, this video information play in the video playback apparatus of correspondence.
The implementation procedure of the visual telephone service between the calling terminal that Fig. 4 provides for the embodiment of the present invention and terminal called, this process comprises the following steps:
S401: Calling Side MSC sets up request according to the link receiving calling terminal transmission, sets up audio url, and this link request of setting up is sent to IVR system with calling terminal.
S402:IVR system sets up the identification information of the terminal called carried in request according to the link that the Calling Side MSC received sends, and the MSC to terminal called place sends link and sets up request.
S403: callee side MSC sets up the identification information of the terminal called carried in request according to the link of the IVR system transmission received, send audio frequency to terminal called and set up request, audio url is set up with described terminal called, and carry out after messaging negotiates determines, setting up audio url with IVR system with IVR system.
S404: the audio-frequency information between calling terminal and terminal called is transmitted by this audio url set up.
S405:IVR system is not when at least one determination in calling terminal and terminal called supports visual telephone service, the identification information of calling terminal and the terminal called carried in request is set up according to the link of Calling Side MSC transmission, and the binding relationship of the terminal identification information of self preserving and home gateway identification information, determine the identification information of First Family's gateway and the second home gateway bound with calling terminal and terminal called respectively, to First Family's gateway and the second home gateway transmission video link foundation request of this identification information.
S406: the First Family's gateway and the second home gateway that receive the video link foundation request that IVR system sends, set up video link according to the request of setting up of this video link with IVR system, the video capture device of First Family's gateway control and its binding carries out the collection of video information.
S407: the video information that First Family's gateway receiver, video collecting device gathers, is sent to IVR system by this video information by the video link set up with IVR system.
The video information that S408:IVR system acceptance sends to First Family's gateway, according to the relation between the home gateway setting up video link preserved, search the second home gateway setting up video link with this First Family's gateway, by this video information by the video link set up with the second home gateway, be sent to this second home gateway.
The video information that S409: the second home gateway sends according to the IVR system received, is sent to this video information and plays with the video playback apparatus self bound.
The end of conversation information that S410:IVR system acceptance calling terminal sends, according to this end of conversation message notice terminal called on-hook.
S411:IVR system is according to the information of the home gateway bound with described calling terminal and terminal called, send release information to the home gateway bound with calling terminal and terminal called, notice and calling terminal and terminal called bind home gateway discharge the video calling of this calling and called terminal.
The embodiment of the present invention is when realizing visual telephone service, because calling terminal and terminal called and IVR system set up audio url transmission of audio data, and the video data of calling subscriber and called subscriber is by setting up video link with IVR system, and transmit with home gateway that calling terminal and terminal called are bound.And because home gateway has linked video capture device and video playback apparatus, even if calling terminal and terminal called do not support visual telephone service due to the hardware deficiency of itself, can also to carry out the collection of video information and broadcasting.In addition because video information in the embodiment of the present invention is transmitted by the video link of home gateway and IVR system, also the video link between home gateway and IVR system is not affected even if therefore network signal quality is poor, thus expand the scope of application of the embodiment of the present invention.Simultaneously when the video information in the embodiment of the present invention is play by special video playback apparatus, such as television set, because its resolution is higher, screen can realize more greatly the definition play, and can meet many people simultaneously and watch simultaneously.
What Fig. 5 provided for the embodiment of the present invention take calling terminal as 2G terminal, and terminal called is POTS terminal is example, the specific implementation process of the visual telephone service between calling terminal and terminal called, and this process comprises the following steps:
Step 1 ~ 3:2G terminal is initiated link and is set up request, Calling Side MSC asks IVR system by BICC_IAM, the IVR-AS that request is set up in this link is received in IVR system, IVR AS returns BICC_APM (sdpA) message, completes the preliminary negotiation between caller MSC and IMS_IVR AS.
Step 4 ~ 6:IVR AS carries out media negotiation between IVR internal system and IVR MS, and IVR AS sends invite to IVR MS, and after negotiation, IVR MS returns sdpIVR_audio information to IVR AS.
Step 7 ~ 9:IVR AS returns BICC_APM (sdpIVR_audio) message to Calling Side MSC, BICC_APM (sdpIVR_audio) message that Calling Side MSC returns according to IVR AS, determine the audio url ability between IVRAS, the final audio url set up between the two.
Step 10 ~ 12:IVR AS is initiated to the Video call message BICC_IAM of callee side MSC, if callee side terminal does not possess video call capabilities, then returns call setup failed message REL.Here IVRAS also needs to judge whether calling terminal possesses video call capabilities, and when calling terminal does not possess video call capabilities, even if terminal called possesses video call capabilities, IVR AS also carries out subsequent step automatically.
When calling terminal and terminal called all possess video call capabilities, IVR AS directly makes calling terminal and terminal called carry out visual telephone service by the voice frequency link set up.
Step 13 ~ 21:IVR AS is initiated to the audio call BICC_IAM (audio frequency) of callee side MSC, through a series of messaging negotiates process, finally sets up the audio url between callee side MSC.
Step 22 ~ 28:IVR AS, according to the Calling Side home gateway bound with calling terminal, is initiated to the audio frequency bridge joint process of Calling Side home gateway place network, sends sdpGWA information eventually to Calling Side home network gateway place network.
Step 29 ~ 35:IVR AS carries the sdpGWA information that Calling Side home gateway sends, and be initiated to the video call of callee side home gateway, through the exchange of media information, final callee side home gateway returns the information of carrying sdpGWB information to IVRAS.
Step 36 ~ 38:IVR AS carries the sdpGWB message of acquisition, again invite (sdpGWB) message request of Calling Side home gateway is initiated to, Calling Side home gateway returns 200ok (sdpGWA) message, finally sets up the video link of calling terminal and the terminal called realized by home gateway.
Step 39 ~ 50: after end of conversation, calling terminal initiates REL message to IVR system, the on-hook of IVR notifications terminal called, and returns RLC message, and voice-frequency telephony terminates; IVR system sends bye message to calling and called home gateway, the video calling of release calling and called.
A kind of visual telephone service that Fig. 6 A provides for the embodiment of the present invention realize system configuration schematic diagram, this system comprises:
Calling Side moving exchanging center MSC 61, sets up request for sending link to interactive voice answering system, and sets up audio url with described interactive voice answering system and calling terminal;
Interactive voice answering system 62, receive the link foundation request that Calling Side moving exchanging center MSC sends, by the audio url between Calling Side MSC and callee side MSC foundation and calling terminal and terminal called, and the identification information of calling terminal and the terminal called carried in request is set up according to described link, and the binding relationship of terminal identification information and the home gateway identification information self preserved, the video link respectively between the home gateway bound of foundation and calling terminal and terminal called;
Callee side MSC63, sets up audio url with terminal called and described interactive voice answering system;
Home gateway 64, by the video link set up with interactive voice answering system, the video information of the video capture device collection of binding with described calling terminal and terminal called is transferred to the video playback apparatus bound with described terminal called and calling terminal by described video link.
Described interactive voice answering system 62 specifically for, set up request according to the link that the described Calling Side MSC received sends, initiate audio call information to callee side MSC, carry out after messaging negotiates determines, setting up voice link with described callee side MSC.
Described interactive voice answering system 62 specifically for, set up the identification information of terminal called carried in request according to the link sent, send audio frequency to terminal called and set up request, set up audio url with described terminal called.
Described interactive voice answering system 62 specifically for, the terminal identification information of preserving according to self and the binding relationship of home gateway identification information, and the terminal identification information of carrying in request is set up in the link that calling terminal sends, search the identification information with the home gateway of the terminal binding of this identification information, home gateway to this identification information found sends audio url and sets up request, sets up the video link between this home gateway.
Described Calling Side MSC61 also for, receive the link that calling terminal sends and set up request, set up and the audio url of described calling terminal according to the described link request of setting up.
Described interactive voice answering system 62 specifically for, the video information that First Family's gateway that reception and described calling terminal are bound is sent by the video link set up, according to the video information that the described First Family's gateway received sends, and the relation between the home gateway established the link preserved, described video information is sent to by the video link set up the second home gateway established the link with described First Family's gateway, and by described second home gateway, described video information is sent to the video playback apparatus bound with described terminal called.
Described home gateway 64 specifically for, when receiving the video capture device bound with described calling terminal and collecting video information, by the video link set up with described interactive voice answering system, described video information is sent to described interactive voice answering system.
Described home gateway 64 specifically for, when receiving the video information that interactive voice answering system sent by video link, according to the video playback apparatus self bound, described video information is sent to described video playback apparatus.
Described interactive voice answering system 62 also for, receive calling terminal send end of conversation information, according to this end of conversation message notice terminal called on-hook; And according to the information of the home gateway bound with described calling terminal and terminal called, send release information to the home gateway bound with calling terminal and terminal called, notice and calling terminal and terminal called bind home gateway discharge the video calling of this calling and called terminal.
The concrete structure schematic diagram of the system that realizes of the visual telephone service that Fig. 6 B provides for the embodiment of the present invention, base station is passed through in the connection establishment request that in this system, calling terminal is initiated, radio network controller (RadioNetwork Controller, RNC), gateway by call forwarding to GMSC, GMSC and calling terminal set up audio url and by this connection establishment request call forwarding to IVR system, multiple servers (the interface server connected by network is comprised in this IVR system, media server, application server, database and Portal), IVR system sends the GMSC of terminal called place network according to this setup requests, pass through gateway, RNC and set up audio frequency between base station with terminal called and be connected.Simultaneously, IVR system is when at least one judgement in calling terminal and terminal called supports visual telephone service, by inquiry session controlled entity (Interrogating-CallSessionControlFunction, I-CSCF)/S-CSCF/ MGCF (Media Gateway Control Function, MGCF)/P-CSCF sets up video with Calling Side home gateway and callee side home gateway and is connected, by the video capture device that is connected with Calling Side home gateway and callee side home gateway and video playback apparatus, calling subscriber and called subscriber are carried out to collection and the broadcasting of video information.
The implement device structural representation of a kind of visual telephone service that Fig. 7 provides for the embodiment of the present invention, this device comprises:
Audio url sets up module 71, sets up request for the link sent according to the Calling Side moving exchanging center MSC received, by the audio url between Calling Side MSC and callee side MSC foundation and calling terminal and terminal called;
Video link sets up module 72, the identification information of calling terminal and the terminal called carried in request is set up for described link, and the binding relationship of terminal identification information and the home gateway identification information self preserved, the video link respectively between the home gateway bound of foundation and calling terminal and terminal called;
Transport module 73, for being transferred to the video information of the video capture device collection of binding with described calling terminal and terminal called the video playback apparatus bound with described terminal called and calling terminal by described video link.
Described audio url set up module 71 specifically for, set up request according to the link that the described Calling Side MSC received sends, initiate audio call information to callee side MSC, carry out after messaging negotiates determines, setting up voice link with described callee side MSC.
Described video link set up module 72 specifically for, the terminal identification information of preserving according to self and the binding relationship of home gateway identification information, and the terminal identification information of carrying in request is set up in the link that calling terminal sends, search the identification information with the home gateway of the terminal binding of this identification information, home gateway to this identification information found sends audio url and sets up request, sets up the video link between this home gateway.
Described transport module 73 specifically for, the video information that First Family's gateway that reception and described calling terminal are bound is sent by the video link set up, according to the video information that the described First Family's gateway received sends, and the relation between the home gateway established the link preserved, described video information is sent to by the video link set up the second home gateway established the link with described First Family's gateway, and by described second home gateway, described video information is sent to the video playback apparatus bound with described terminal called.
Described transport module 73 also for, receive the end of conversation information that calling terminal sends, according to this end of conversation message notice terminal called on-hook, and according to the information of the home gateway bound with described calling terminal and terminal called, send release information to the home gateway bound with calling terminal and terminal called, notice and calling terminal and terminal called bind home gateway discharge the video calling of this calling and called terminal.
The implement device structural representation of a kind of visual telephone service that Fig. 8 provides for the embodiment of the present invention, this device comprises:
Module 81 is set up in link, sets up request, set up video link with described interactive voice answering system for the video link sent according to interactive voice answering system;
Transport module 82, for being transferred to the video information of the video capture device collection of binding with described calling terminal and terminal called the video playback apparatus bound with described terminal called and calling terminal by described video link.
Described transport module 82 specifically for, receive the video capture device bound with calling terminal and collect video information, by described video information by the video link set up with described interactive voice answering system, described video information is sent to described interactive voice answering system.
Described transport module 82 specifically for, when receiving the video information that interactive voice answering system sent by video link, according to the video playback apparatus self bound, described video information is sent to described video playback apparatus.
Described transport module 82 also for, receive interactive voice answering system send release information, discharge the video calling of this calling and called terminal according to this release information.
The embodiment of the present invention provides a kind of implementation method of visual telephone service, system and device, in the method, interactive voice answering system is by the audio url between Calling Side MSC and callee side MSC foundation and calling terminal and terminal called, and the video link set up respectively between the home gateway that calling terminal and terminal called are bound, the voice messaging of calling terminal and terminal called is transmitted by audio url transmission, pass through video link, the video information transmission gathered by the video capture device bound with described calling terminal and terminal called is to the video playback apparatus bound with described terminal called and calling terminal.Due to the video link of interactive voice answering system by setting up between home gateway in embodiments of the present invention, the video information transmission gathered by video acquisition device is play to corresponding video play device, even if when therefore terminal does not support visual telephone service, this visual telephone service also can realize.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (18)
1. an implementation method for visual telephone service, is characterized in that, comprising:
Request is set up in the link that interactive voice answering system sends according to the Calling Side moving exchanging center MSC received, by the audio url between Calling Side MSC and callee side MSC foundation and calling terminal and terminal called; And
When at least one determination in calling terminal and terminal called does not support visual telephone service, the identification information of calling terminal and the terminal called carried in request is set up according to described link, and the binding relationship of terminal identification information and the home gateway identification information self preserved, the video link respectively between the home gateway bound of foundation and calling terminal and terminal called; The video information of the video capture device collection of calling terminal and terminal called binding is transferred to the video playback apparatus bound with described terminal called and calling terminal by described video link;
And, when determining that calling terminal and terminal called all support visual telephone service, make calling terminal and terminal called carry out visual telephone service by the audio url set up;
Wherein, two home gateways establishing video link correspond on same IP port, and a shared SIP number communicates with the external world.
2. the method for claim 1, is characterized in that, sets up audio url comprise with callee side MSC:
Request is set up in the link that described interactive voice answering system sends according to the described Calling Side MSC received, and initiates audio call information to callee side MSC;
Carry out after messaging negotiates determines, setting up audio url with described callee side MSC.
3. method as claimed in claim 2, it is characterized in that, before described interactive voice answering system and described callee side MSC set up audio url, described method also comprises:
Described callee side MSC sets up the identification information of the terminal called carried in request according to the link that the described interactive voice answering system received sends, and sends audio frequency and sets up request, set up audio url with described terminal called to terminal called.
4. the method for claim 1, is characterized in that, the video link set up between the home gateway that calling terminal and terminal called are bound comprises:
The terminal identification information of preserving according to self and the binding relationship of home gateway identification information, and the terminal identification information of carrying in request is set up in link, searches the identification information with the home gateway of the terminal binding of this identification information;
Home gateway to this identification information found sends video link and sets up request, sets up the video link between this home gateway.
5. the method for claim 1, is characterized in that, the video information of the video capture device collection of binding with described calling terminal is transferred to by described video link the video playback apparatus bound with described terminal called and comprises:
The video information that First Family's gateway that described interactive voice answering system receives and described calling terminal is bound is sent by the video link set up;
The video information that described interactive voice answering system sends according to the described First Family's gateway received, and the relation between the home gateway setting up video link preserved, described video information is sent to by the video link set up the second home gateway established the link with described First Family's gateway, and by described second home gateway, described video information is sent to the video playback apparatus bound with described terminal called.
6. the method as described in claim 1 or 5, is characterized in that, the First Family's gateway bound with described calling terminal sends video information by the video link set up and comprises:
When the video capture device bound with described calling terminal collects video information, this video information is sent to and the First Family's gateway self bound, described video information, by the video link set up with described interactive voice answering system, is sent to described interactive voice answering system by described First Family's gateway.
7. method as claimed in claim 6, is characterized in that, described video information is sent to the video playback apparatus bound with described terminal called and plays and comprise by the second home gateway:
When described second home gateway receives the video information that interactive voice answering system sent by video link, according to the video playback apparatus self bound, described video information is sent to described video playback apparatus and plays.
8. the method for claim 1, is characterized in that, described method also comprises:
Interactive voice answering system receives the end of conversation information that calling terminal sends, according to this end of conversation message notice terminal called on-hook; And
According to the information of the home gateway bound with described calling terminal and terminal called, send release information to the home gateway bound with calling terminal and terminal called, notice and calling terminal and terminal called bind home gateway discharge the video calling of this calling and called terminal.
9. visual telephone service realize a system, it is characterized in that, described system comprises:
Calling Side moving exchanging center MSC, sets up request for sending link to interactive voice answering system, and sets up audio url with described interactive voice answering system and calling terminal;
Interactive voice answering system, receive the link foundation request that Calling Side moving exchanging center MSC sends, set up by Calling Side MSC and callee side moving exchanging center MSC and audio url between calling terminal and terminal called, and when at least one determination in calling terminal and terminal called does not support visual telephone service, the identification information of calling terminal and the terminal called carried in request is set up according to described link, and the binding relationship of the terminal identification information of self preserving and home gateway identification information, set up the video link between the home gateway that calling terminal and terminal called are bound respectively, and, when determining that calling terminal and terminal called all support visual telephone service, make calling terminal and terminal called carry out visual telephone service by the audio url set up, wherein, two home gateways establishing video link correspond on same IP port, and a shared SIP number communicates with the external world,
Callee side MSC, sets up audio url with terminal called and described interactive voice answering system;
Home gateway, when at least one determination in calling terminal and terminal called does not support visual telephone service, by the video link set up with interactive voice answering system, the video information of the video capture device collection of binding with described calling terminal and terminal called is transferred to the video playback apparatus bound with described terminal called and calling terminal by described video link.
10. system as claimed in claim 9, it is characterized in that, described interactive voice answering system specifically for, the terminal identification information of preserving according to self and the binding relationship of home gateway identification information, and the terminal identification information of carrying in request is set up in the link that calling terminal sends, search the identification information with the home gateway of the terminal binding of this identification information, home gateway to this identification information found sends audio url and sets up request, sets up the video link between this home gateway.
11. systems as claimed in claim 9, it is characterized in that, described interactive voice answering system specifically for, the video information that First Family's gateway that reception and described calling terminal are bound is sent by the video link set up, according to the video information that the described First Family's gateway received sends, and the relation between the home gateway established the link preserved, described video information is sent to by the video link set up the second home gateway established the link with described First Family's gateway, and by described second home gateway, described video information is sent to the video playback apparatus bound with described terminal called.
12. systems as described in claim 9 or 11, it is characterized in that, described home gateway specifically for, when receiving the video capture device bound with described calling terminal and collecting video information, by the video link set up with described interactive voice answering system, described video information is sent to described interactive voice answering system.
13. systems as claimed in claim 12, it is characterized in that, described home gateway specifically for, when receiving the video information that interactive voice answering system sent by video link, according to the video playback apparatus self bound, described video information is sent to described video playback apparatus.
14. systems as claimed in claim 9, is characterized in that, described interactive operation answering system also for, receive calling terminal send end of conversation information, according to this end of conversation message notice terminal called on-hook; And according to the information of the home gateway bound with described calling terminal and terminal called, send release information to the home gateway bound with calling terminal and terminal called, notice and calling terminal and terminal called bind home gateway discharge the video calling of this calling and called terminal.
The implement device of 15. 1 kinds of visual telephone services, is characterized in that, described device comprises:
Audio url sets up module, sets up request for the link sent according to the Calling Side moving exchanging center MSC received, by the audio url between Calling Side MSC and callee side MSC foundation and calling terminal and terminal called;
Video link sets up module, for when at least one determination in calling terminal and terminal called does not support visual telephone service, the identification information of calling terminal and the terminal called carried in request is set up according to described link, and the binding relationship of terminal identification information and the home gateway identification information self preserved, the video link respectively between the home gateway bound of foundation and calling terminal and terminal called; Wherein, two home gateways establishing video link correspond on same IP port, and a shared SIP number communicates with the external world;
Transport module, for when at least one determination in calling terminal and terminal called does not support visual telephone service, the video information of the video capture device collection of binding with described calling terminal and terminal called is transferred to the video playback apparatus bound with described terminal called and calling terminal by described video link;
And, when determining that calling terminal and terminal called all support visual telephone service, make calling terminal and terminal called carry out the module of visual telephone service by the audio url set up.
16. devices as claimed in claim 15, it is characterized in that, video link set up module specifically for, the terminal identification information of preserving according to self and the binding relationship of home gateway identification information, and the terminal identification information of carrying in request is set up in the link that calling terminal sends, search the identification information with the home gateway of the terminal binding of this identification information, the home gateway to this identification information found sends audio url and sets up request, sets up the video link between this home gateway.
17. devices as claimed in claim 16, it is characterized in that, described transport module specifically for, the video information that First Family's gateway that reception and described calling terminal are bound is sent by the video link set up, according to the video information that the described First Family's gateway received sends, and the relation between the home gateway established the link preserved, described video information is sent to by the video link set up the second home gateway established the link with described First Family's gateway, and by described second home gateway, described video information is sent to the video playback apparatus bound with described terminal called.
18. devices as claimed in claim 16, it is characterized in that, described transport module also for, receive the end of conversation information that calling terminal sends, according to this end of conversation message notice terminal called on-hook, and according to the information of the home gateway bound with described calling terminal and terminal called, send release information to the home gateway bound with calling terminal and terminal called, notice and calling terminal and terminal called bind home gateway discharge the video calling of this calling and called terminal.
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| CN201010597573.9A CN102547604B (en) | 2010-12-20 | 2010-12-20 | Implementation method, system and device for video phone service |
| PCT/CN2011/083915 WO2012083805A1 (en) | 2010-12-20 | 2011-12-14 | A video call implementation method, system and device |
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| CN201010597573.9A CN102547604B (en) | 2010-12-20 | 2010-12-20 | Implementation method, system and device for video phone service |
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| CN105763752A (en) * | 2014-12-19 | 2016-07-13 | 中兴通讯股份有限公司 | Method for home gateway to realize IVR services and home gateway |
| CN106161815B (en) * | 2015-03-31 | 2019-06-21 | 华为技术有限公司 | A kind of call method of the networking telephone, equipment and system |
| CN108288466B (en) * | 2016-12-30 | 2020-10-16 | 中国移动通信集团浙江有限公司 | Method and device for improving accuracy of voice recognition |
| CN109068086A (en) * | 2018-09-26 | 2018-12-21 | 视联动力信息技术股份有限公司 | A kind of processing method and system of visual telephone service |
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| CN1845501A (en) * | 2006-04-26 | 2006-10-11 | 朱志祥 | Method for remote controlling multi-point audio/video communication equipment using telephone terminal |
| CN101009574A (en) * | 2006-12-27 | 2007-08-01 | 华为技术有限公司 | A method, terminal and system for multi-media information transfer |
| CN101453524A (en) * | 2007-12-05 | 2009-06-10 | 北京品视电子技术有限公司 | Multimedia service implementing method |
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| US8054964B2 (en) * | 2009-04-30 | 2011-11-08 | Avaya Inc. | System and method for detecting emotions at different steps in a communication |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1845501A (en) * | 2006-04-26 | 2006-10-11 | 朱志祥 | Method for remote controlling multi-point audio/video communication equipment using telephone terminal |
| CN101009574A (en) * | 2006-12-27 | 2007-08-01 | 华为技术有限公司 | A method, terminal and system for multi-media information transfer |
| CN101453524A (en) * | 2007-12-05 | 2009-06-10 | 北京品视电子技术有限公司 | Multimedia service implementing method |
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