CN101043647A

CN101043647A - Method, system and apparatus for realizing multimedia color bell and multimedia color image service

Info

Publication number: CN101043647A
Application number: CNA2007100056929A
Authority: CN
Inventors: 柯善阳
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2007-03-13
Filing date: 2007-03-13
Publication date: 2007-09-26

Abstract

The disclosed implementation method for multimedia color ring and image comprises: when determining the calling terminal as the multimedia color image business user and the called terminal supporting this early media of multimedia image, the NS negotiates with the called terminal, and displays the image to the called terminal if negotiation success; when determining the called terminal as the multimedia color ring business user and the calling terminal supporting this early media of multimedia ring, the NS negotiates with the calling terminal, and displays the image to the calling terminal if negotiation success. This invention provides well experience on multimedia business for user.

Description

Realize the method, system and device of multimedia color ring back tone and Multimedia Caller Identification Service

Technical field

The embodiment of the invention relates to communication technical field, relates in particular to a kind of method, system and device of realizing multimedia color ring back tone and Multimedia Caller Identification Service.

Background technology

Along with the development of mobile communications network and popularizing of mobile subscriber equipment, mobile network's Virtual network operator also provides the more value-added service of horn of plenty for user terminal outside basic talk business.For example, at second generation mobile communications network (Second Generation, 2G) Ring Back Tone service in and color image service.Ring Back Tone service is meant in point-to-point calling, and during the called user terminal ring, call subscriber terminal receives is not traditional ringback sound among the mobile network, but one section audio-frequency fragments that sets in advance by called user terminal.Color image service is meant in point-to-point calling, during the called user terminal ring, the ring back tone of called user terminal is not to be kept at local audio-frequency fragments, but one section that set in advance by call subscriber terminal and send to the audio-frequency fragments of called user terminal from mobile communications network.

At 3g mobile network (Third Generation, 3G), Ring Back Tone service and color image service also expand to Multimedia Ring Back Tone service (Multimedia Ring Back Tone, MRBT) and Multimedia Caller Identification Service (Multimedia Caller Identify, MCID).Multimedia Ring Back Tone service is meant that in point-to-point calling during the called user terminal ring, what call subscriber terminal received is one section audio frequency and/or video clips that is set in advance by called user terminal.Multimedia Caller Identification Service is meant in point-to-point calling, during the called user terminal ring, the ring back tone of called user terminal is not to be kept at local audio-frequency fragments, but one section that set in advance by call subscriber terminal and send to the audio frequency and/or the video clips of called user terminal from mobile communications network.Ring Back Tone service and Multimedia Ring Back Tone service set in advance by called user terminal, are received by call subscriber terminal.Color image service and Multimedia Caller Identification Service set in advance by call subscriber terminal, are received by called user terminal.

In the prior art, the method of above-mentioned realization multimedia color ring back tone and multi-medium color all is to be applied in the circuit switching (CS), and can't be applied in the IP Multimedia System (IMS), make the user can't obtain strong multimedia function among the IMS, user experience is restricted.

Summary of the invention

The embodiment of the invention provides a kind of method, system and device of realizing multimedia color ring back tone and Multimedia Caller Identification Service, in order to solve multimedia color ring back tone and the Multimedia Caller Identification Service that can't realize in the prior art among the IMS, causes the relatively poor problem of user experience.

The embodiment of the invention provides a kind of method that realizes Multimedia Ring Back Tone service, and this method comprises:

Calling terminal sends to network side with call request, and described call request comprises terminal called sign, calling terminal support early-session ability label and reliable response ability label;

If described network side determines that according to described terminal called sign terminal called is the Multimedia Ring Back Tone service user, and support early-session ability label and reliable response ability label to determine that calling terminal supports the multimedia color ring back tone Early media according to described calling terminal, then carry out the multimedia color ring back tone early media negotiation with described calling terminal, if consult successfully, to described calling terminal play multimedia CRBT.

The embodiment of the invention also provides a kind of system that realizes Multimedia Ring Back Tone service, and this system comprises calling terminal and network side, wherein,

Described calling terminal, be used for call request is sent to described network side, and carry out the multimedia color ring back tone early media negotiation with this network side, comprise in this call request that terminal called sign, calling terminal support early-session ability label and reliable response ability label;

Described network side, be used for determining that according to described terminal called sign terminal called is the Multimedia Ring Back Tone service user, and support early-session ability label and reliable response ability label to determine that calling terminal supports the multimedia color ring back tone Early media according to described calling terminal, carry out the multimedia color ring back tone early media negotiation with described calling terminal, if consult successfully, to described calling terminal play multimedia CRBT.

The embodiment of the invention also provides a kind of device of realizing Multimedia Ring Back Tone service, and described device comprises:

CRBT is called out receiving element, is used to receive the calling sent by calling terminal request, comprises terminal called sign, calling terminal support early-session ability label and reliable response ability label in this call request;

The CRBT negotiation element, be used for determining that according to described terminal called sign terminal called is the Multimedia Ring Back Tone service user, and after supporting that according to described calling terminal early-session ability label and reliable response ability label determine that calling terminal is supported the multimedia color ring back tone Early media, carry out the multimedia color ring back tone early media negotiation with described calling terminal;

The polyphonic ringtone playing unit, be used for when described consult successfully after, to described calling terminal play multimedia CRBT.

The embodiment of the invention also provides a kind of method that realizes Multimedia Caller Identification Service, and this method comprises:

Calling terminal sends to network side with call request, and described call request comprises calling terminal identification and terminal called sign;

If described network side determines that according to described calling terminal identification described calling terminal is the Multimedia Caller Identification Service user, and according to the definite terminal called support of described terminal called sign multi-medium color Early media, then carry out the multi-medium color early media negotiation with described terminal called, if consult successfully, to described terminal called play multimedia polychrome.

Described call request also comprises calling terminal support early-session ability label and reliable response ability label, and then described method also comprises step:

The embodiment of the invention also provides a kind of system that realizes Multimedia Caller Identification Service, and this system comprises calling terminal, terminal called and network side, wherein,

Described calling terminal is used for call request is sent to described network side, and described call request comprises calling terminal identification and terminal called sign;

Described network side, be used for determining that according to the described calling terminal identification that receives described calling terminal is the Multimedia Caller Identification Service user, and according to the definite terminal called support of described terminal called sign multi-medium color Early media, carry out the multi-medium color early media negotiation with described terminal called, if consult to pass through, then to described terminal called play multimedia polychrome;

Described terminal called is used for carrying out the multi-medium color early media negotiation with described network side.

When described call request comprises that also calling terminal is supported early-session ability label and reliable response ability label,

Described calling terminal is used for carrying out the multimedia color ring back tone early media negotiation with this network side;

Described network side, be used for determining that according to described terminal called sign terminal called is the Multimedia Ring Back Tone service user, and support early-session ability label and reliable response ability label to determine that calling terminal supports the multimedia color ring back tone Early media according to described calling terminal, carry out the multimedia color ring back tone early media negotiation with described calling terminal, if consult to pass through, then to described calling terminal play multimedia CRBT.

The embodiment of the invention also provides a kind of device of realizing Multimedia Caller Identification Service, and this device comprises:

Receiving element is used to receive the calling sent by calling terminal request, and this call request comprises calling terminal identification and terminal called sign;

First negotiation element, be used for determining that according to described calling terminal identification calling terminal is the Multimedia Caller Identification Service user, determine terminal called support multi-medium color Early media according to described terminal called sign, carry out the multi-medium color early media negotiation with described terminal called;

First broadcast unit is used for if consult to pass through, then to described terminal called play multimedia polychrome.

When described call request comprised that also calling terminal is supported early-session ability label and reliable response ability label, described device also comprised:

Second negotiation element, be used for determining that according to described terminal called sign terminal called is the Multimedia Ring Back Tone service user, and support early-session ability label and reliable response ability label to determine that calling terminal supports the multimedia color ring back tone Early media according to described calling terminal, carry out the multimedia color ring back tone early media negotiation with described calling terminal;

Second broadcast unit is used for if described negotiation is passed through, then to described calling terminal play multimedia CRBT.

Method, system and device by the embodiment of the invention, the method that realizes multimedia color ring back tone and Multimedia Caller Identification Service based on Early media is provided, allow the user can be in IMS application of multimedia CRBT and Multimedia Caller Identification Service, make the user can obtain strong multimedia function among the IMS, experience better.

Description of drawings

Fig. 1 is the steps flow chart schematic diagram of 1 realization Multimedia Ring Back Tone service in the embodiment of the invention;

Fig. 2 is a structural representation of realizing the Multimedia Ring Back Tone service system in the embodiment of the invention;

Fig. 3 is a structural representation of realizing the Multimedia Ring Back Tone service device in the embodiment of the invention;

Fig. 4 is a steps flow chart schematic diagram of realizing Multimedia Caller Identification Service in the embodiment of the invention 2;

Fig. 5 is a structural representation of realizing the Multimedia Caller Identification Service system in the embodiment of the invention;

Fig. 6 is a structural representation of realizing the Multimedia Caller Identification Service device in the embodiment of the invention;

Fig. 7 is a steps flow chart schematic diagram of realizing multimedia color ring back tone and Multimedia Caller Identification Service in the embodiment of the invention 3;

Fig. 8 is a system configuration schematic diagram of realizing multimedia color ring back tone and Multimedia Caller Identification Service in the embodiment of the invention;

Fig. 9 is a structural representation of realizing multimedia color ring back tone and Multimedia Caller Identification Service device in the embodiment of the invention.

Embodiment

In order to reach the purpose that realizes multimedia color ring back tone and Multimedia Caller Identification Service based on Early media, in embodiments of the present invention, if network side determines that calling terminal is the Multimedia Caller Identification Service user, and definite terminal called is supported the multi-medium color Early media, then carry out the multi-medium color early media negotiation with terminal called, if consult successfully, to terminal called play multimedia polychrome; And if network side determines that terminal called is the Multimedia Ring Back Tone service user, and definite calling terminal is supported the multimedia color ring back tone Early media, carry out the multimedia color ring back tone early media negotiation with calling terminal, if consult successfully, to described calling terminal play multimedia CRBT.

IMS is basic signaling with conversation initialized protocol (SIP), and IMS makes that can set up equity between the mobile subscriber terminal connects.In point-to-point calling, the medium that call subscriber terminal and called user terminal use before setting up calling are called Early media, and the medium that call subscriber terminal and called user terminal use when calling out are called normal medium.

Describe below in conjunction with the embodiment of accompanying drawing the embodiment of the invention.

Referring to shown in Figure 1, realize the steps flow chart schematic diagram of Multimedia Ring Back Tone service in the embodiment of the invention 1, this method may further comprise the steps:

Step 101: calling terminal sends to network side with call request, comprises terminal called sign, calling terminal support early-session ability label and reliable response ability label in the described call request.

In the embodiment of the invention 1, can comprise IMS core net, multimedia color ring back tone application server (MRBT AS) and multimedia color ring back tone Resource Server (MRBT MRS) in the described network side, wherein, comprise call conversation control entity (CSCF) in the IMS core net.

In embodiments of the present invention, the signaling between entity transmission all is by the CSCF entity route implementing in the IMS core net.For convenience of description, in follow-up signaling transmission course, will omit the process of transmitting by the IMS core net.At first calling terminal sends to CSCF with call request, has comprised the terminal called sign in this call request, and in the present embodiment, terminal called sign can be for called terminal succeed identifies, as telephone number etc.This call request can send to CSCF by invitation message (Invite), in this call request except comprising terminal called sign, also comprise normal medium request (Offer), also in support (Support) header field of message, comprise calling terminal simultaneously and support early-session (Early-Session) ability label and reliable response (100rel) ability label, calling terminal support multimedia color ring back tone Early media and reliable response business are described, certainly, if when not comprising Early-Session and 100rel in the Support header field, illustrate that calling terminal do not support multimedia color ring back tone Early media and reliable response business.

Step 102: described network side determines that according to described terminal called sign called user terminal is the Multimedia Ring Back Tone service user, and supports early-session ability label and reliable response ability label to determine calling terminal support multimedia color ring back tone Early media according to described calling terminal.

After described CSCF receives the calling sent by calling terminal request, customization relation according to terminal iidentification of preserving and Multimedia Ring Back Tone service, judge whether described terminal called sign has corresponding Ring Back Tone service, if determine that then described terminal called is the Multimedia Ring Back Tone service user.

After described CSCF judges described terminal called and is the Multimedia Ring Back Tone service user, then described call request is sent to MRBT AS, after this MRBT AS receives described call request, support early-session ability label and reliable response ability label to determine calling terminal support multimedia color ring back tone Early media according to the described calling terminal that comprises in the Support header field in the call request, then this call request is sent to corresponding terminal called according to described terminal called sign.After terminal called receives described call request, carry out normal media negotiation according to the normal medium request in the call request, then response message is returned to MRBTAS, this response message can be 183 response messages, wherein comprised normal medium response message (Answer), in the Support of this 183 response message header field, also comprised terminal called simultaneously and supported early-session ability label and reliable response ability label.

Described MRBT AS can send Invite message to MRBT MRS simultaneously when described terminal called sends described call request, when MRBT AS after MRBT MRS sends Invite message, this MRBT MRS then returns 200 response messages to MRBT AS, carries the request of CRBT Early media in the message.But, if calling terminal is not supported multimedia color ring back tone Early media and reliable response business, then MRBTAS thinks that calling terminal do not support the multimedia color ring back tone Early media, does not just send Invite message to MRBT MRS, does not also just carry out follow-up multimedia color ring back tone early media negotiation process.

When described 183 response messages that MRBT AS returns the terminal called that receives, in this 183 response message, insert the request of described CRBT Early media, and 183 response messages are sent to calling terminal by CSCF, at this moment, not only comprise the normal medium response message that terminal called returns in this 183 response message, also comprise the request of CRBT Early media.

Step 103: described network side and described call subscriber terminal carry out the multimedia color ring back tone early media negotiation, if consult successfully, then to described call subscriber terminal play multimedia CRBT.

After calling terminal receives described 183 responses, carry out the multimedia color ring back tone early media negotiation, this machinery of consultation can be judged the type of coding that comprises in the CRBT Early media request in 183 response messages for: calling terminal, mate according to self-ability, and the negotiation result after will mating returns to MRBT AS.

If when not comprising terminal called support early-session ability label and reliable response ability label in the message that terminal called returns, then these two signs are added in the message that calling terminal sends by MRBT AS.This explanation is when realizing the embodiment of the invention, and calling terminal must be supported the multimedia color ring back tone Early media, carries out the multimedia color ring back tone early media negotiation, whether does not support the multimedia color ring back tone Early media but do not rely on terminal called.Calling terminal receives the CRBT Early media request that MRBT AS sends, the Answer message that terminal called returns, after terminal called is supported early-session ability label and reliable response ability label, definite terminal called has been finished normal media negotiation, and can support the multimedia color ring back tone Early media, judge the described CRBT Early media request of self can supporting then, whether mate as form, whether data code encoding/decoding mode and ability mate etc., if can meet the demands, after promptly consulting to finish, (PRACK) sends to MRBT AS by CSCF with interim reliable response, in this PRACK, comprise the CRBT Early media and reply (MRBTAnswer), certainly, if do not comprise the request of CRBT Early media in described 183 message that receive of calling terminal, then return answer signal in will not comprise the CRBT Early media and reply.Support early-session ability label and reliable response ability label if do not comprise calling terminal in the call request, and terminal called is must resource reservation the time, then terminal called can return client error (4XX) response, this moment end of calling.In addition, if terminal called is not the IMS network terminal but conventional terminal as fixed phone terminal, then can return 180 response messages.

After MRBT AS and calling terminal successfully carried out the multimedia color ring back tone early media negotiation, MRBT AS sent to terminal called with PRACK, and acknowledge message is sent to MRBT MRS, has comprised CRBT early media negotiation result in this acknowledge message.Terminal called receives and returns interim reliable response to MRBTAS behind the PRACK and reply, and MRBT AS replys this interim reliable response by CSCF and sends to calling terminal.After calling terminal and terminal called connect, terminal called sends 180 responses to MRBT AS again, indication can begin ring, MRBT AS sends to calling terminal with this 180 response, then MRBT AS sends right of way signal to MRBT MRS, then MRBT MRS begins to the calling terminal coloring ring back tone playing, and in the present embodiment, described right of way signal can be announcement (Info) signal.

When the terminal called off-hook, terminal called sends 200 responses to MRBT AS, inform to begin conversation this moment, and coloring ring back tone playing no longer, MRBTAS sends to calling terminal with this 200 response.MRBTAS sends to MRBTMRS and finishes (BYE) message, and indication finishes the broadcast of CRBT Early media, and then MRBT MRS stops coloring ring back tone playing, and returns 200 response messages to MRBTAS.

In addition, if calling terminal and terminal called require to have resource reservation when carrying out the multimedia color ring back tone Early media, then terminal called send 180 responses indicate can begin ring before, calling terminal sends renewal (Update) message by CSCF to MRBT AS after finishing the Calling Side resource reservation, this MRBT AS sends to terminal called with this updating message, and receive the renewal response message that terminal called returns, again this is upgraded response message and send to calling terminal by CSCF.When the terminal called off-hook, terminal called sends described 200 responses and also is used for the Early media resource that the requirement system discharges reservation.

By above-mentioned description to the steps flow chart of realization Multimedia Ring Back Tone service in the embodiment of the invention 1, the embodiment of the invention also provides a kind of system that realizes Multimedia Ring Back Tone service, as shown in Figure 2, this system comprises calling terminal and network side, wherein, calling terminal is used for call request is sent to described network side, and carry out the multimedia color ring back tone early media negotiation with this network side, comprise in this call request that terminal called sign, calling terminal support early-session ability label and reliable response ability label; Network side is used for determining that according to described terminal called sign terminal called is the Multimedia Ring Back Tone service user, and support early-session ability label and reliable response ability label to determine that calling terminal supports the multimedia color ring back tone Early media according to described calling terminal, carry out the multimedia color ring back tone early media negotiation with described calling terminal, and to described calling terminal play multimedia CRBT.

Described network side also is used for according to the customization relation of the terminal called sign of preserving with Multimedia Ring Back Tone service, judges whether described terminal called sign has corresponding Ring Back Tone service, if determine that then described terminal called is the Multimedia Ring Back Tone service user.

Described system also comprises terminal called, described call request also comprises normal medium request, then described network side also is used for described call request is sent to described terminal called, and receives the response message that this terminal called sends, and this response message comprises normal medium response message; Described terminal called is used for finishing normal media negotiation according to described normal medium request, and described response message is sent to described network side.

Described network side is used for the request of CRBT Early media is sent to described calling terminal, and receives the CRBT Early media that described calling terminal sends and reply; Described calling terminal is used for carrying out the CRBT early media negotiation according to self-ability, if consult to pass through, then sends described CRBT Early media to described network side and replys.

Based on description to the method and system of realization Multimedia Ring Back Tone service in the embodiment of the invention, the embodiment of the invention also provides a kind of device of realizing Multimedia Ring Back Tone service, as shown in Figure 3, this device comprises CRBT calling receiving element 11, CRBT negotiation element 12 and polyphonic ringtone playing unit 13, wherein, CRBT is called out receiving element 11 and is used to receive the calling sent by calling terminal request, comprises terminal called sign, calling terminal support early-session ability label and reliable response ability label in this call request; CRBT negotiation element 12 is used for determining that according to described terminal called sign terminal called is the Multimedia Ring Back Tone service user, and after supporting that according to described calling terminal early-session ability label and reliable response ability label determine that calling terminal is supported the multimedia color ring back tone Early media, carry out the multimedia color ring back tone early media negotiation with described calling terminal; Polyphonic ringtone playing unit 13 is used for as if described the negotiation successfully, then to described calling terminal play multimedia CRBT.

Described CRBT negotiation element 12 comprises: color ring user determining unit 21, Ring Back Tone service determining unit 22 and CRBT operating unit 23, wherein, color ring user determining unit 21 is used for according to the customization relation of the terminal called sign of preserving with Multimedia Ring Back Tone service, judge whether described terminal called sign has corresponding Ring Back Tone service, if determine that then described terminal called is the Multimedia Ring Back Tone service user; Ring Back Tone service determining unit 22 is used for supporting early-session ability label and reliable response ability label to determine calling terminal support multimedia color ring back tone Early media according to described calling terminal; CRBT operating unit 23 is used for carrying out the multimedia color ring back tone early media negotiation with described calling terminal.

Described CRBT operating unit 23 comprises first transmitting element 24 and first receiving element 25, and wherein, first transmitting element 24 is used for the request of CRBT Early media is sent to described calling terminal; First receiving element 25 is used to receive the CRBT Early media that described calling terminal sends and replys.

Referring to shown in Figure 4, realize the steps flow chart schematic diagram of Multimedia Caller Identification Service in the embodiment of the invention 2, this method may further comprise the steps:

Step 401: calling terminal sends to network side with call request, and described call request comprises calling terminal identification and terminal called sign;

Similar with embodiment 1, in the present embodiment, described network side can comprise IMS core net, multi-medium color application server (MCID AS) and multi-medium color Resource Server (MCID MRS), and the IMS core net comprises CSCF.

When calling out beginning, calling terminal at first sends to call request described CSCF, has comprised terminal called sign and calling terminal identification in this call request, and this call request can send by Invite message.Can also comprise Offer, calling terminal support early-session ability label and reliable response ability label in this call request.

Step 402: described network side determines that according to described calling terminal identification described calling terminal is the Multimedia Caller Identification Service user, and determines terminal called support multi-medium color Early media according to described terminal called sign.

After described CSCF receives described call request,, judge whether described calling terminal identification has corresponding color image service, if determine that then calling terminal is the Multimedia Caller Identification Service user according to the customization relation of terminal iidentification of preserving and Multimedia Caller Identification Service.

After described CSCF judges described calling terminal and is the multi-medium color user, then described call request is sent to described MCID AS, after this MCID AS receives described call request, need to judge whether described terminal called supports the multi-medium color Early media, this determination methods can for: MCID AS sends to terminal called with described call request, after terminal called receives described call request, carry out normal media negotiation according to the normal medium request in the call request, then response message is returned to MCID AS, this response message can be 183 response messages, wherein comprised Answer message, support early-session ability label and reliable response ability label if also comprised terminal called simultaneously, then determine this terminal called support multi-medium color Early media, MCID AS sends to calling terminal with this 183 response message by CSCF.

In the present embodiment, terminal called must can be supported the multi-medium color Early media, be to comprise terminal called in the described response message to support early-session ability label and reliable response ability label, otherwise MCIDAS thinks that terminal called do not support Multimedia Caller Identification Service, will can not carry out follow-up multi-medium color early media negotiation process.

Step 403: described network side and described terminal called carry out the multi-medium color early media negotiation, and to described terminal called play multimedia polychrome.

When MCID AS determines calling terminal is the Multimedia Caller Identification Service user, and after terminal called is supported the multi-medium color Early media, send Invite message to MCID MRS, then MCID MRS returns 200 response messages to MCID AS, comprises the request of polychrome Early media in this 200 response message.After calling terminal receives described 183 message, to return PRACK to MCID AS by CSCF, then, MCID AS with described polychrome Early media request insert described receive among the PRACK, and this PRACK sent to terminal called, carry out the multi-medium color early media negotiation with terminal called, this negotiations process can send PRACK message to terminal called for: MCIDAS, comprise the request of described polychrome Early media in this PRACK message, the calling terminal that calling terminal sends is supported early-session ability label and reliable response ability label, if calling terminal does not comprise in call request, then MCID AS inserts these two signs in this PRACK message.After terminal called receives the PRACK message of MCID AS transmission, carry out the polychrome early media negotiation according to self-ability, if consult to pass through, then send interim reliable response and reply to MCID AS, in this interim reliable response is replied, comprise the polychrome Early media and reply (MCIDAnswer).

After MCID AS and terminal called successfully carry out the multi-medium color early media negotiation, MCID AS replys interim reliable response by CSCF and sends calling terminal, and, comprise polychrome early media negotiation MCIDAnswer as a result in this acknowledge message to MCID MRS transmission acknowledge message.After calling terminal and terminal called connected, terminal called sent 180 responses to MCID AS, and indication can begin ring, and then MCID AS sends described 180 responses by CSCF to calling terminal.Then, MCID AS sends right of way signal to MCIDMRS, and then MCID MRS begins to play polychrome to terminal called, and in the present embodiment, described right of way signal can be the Info signal.

Behind called off-hook, terminal called will return 200 responses as right of way signal to MCID AS, and MCID AS returns described 200 responses to calling terminal then.And, finish the broadcast of polychrome Early media to MCID MRS transmission BYE message, then MCID MRS stops to play polychrome, and returns 200 response messages to MCID AS.

If calling terminal and terminal called require to have resource reservation when carrying out the polychrome Early media, then terminal called send 180 responses indicate can begin ring before, calling terminal sends Update message to terminal called after finishing the Calling Side resource reservation, terminal called sends 180 responses again and indicates and can begin ring after calling terminal sends the Update response.When the terminal called off-hook, terminal called sends described 200 responses and also is used for the Early media resource that the requirement system discharges reservation.

By the method step of realizing Multimedia Caller Identification Service in the embodiment of the invention 2 is described, the embodiment of the invention also provides a kind of system that realizes Multimedia Caller Identification Service, as shown in Figure 5, this system comprises calling terminal, terminal called and network side, wherein, calling terminal is used for call request is sent to described network side, and described call request comprises calling terminal identification and terminal called sign; Network side is used for determining that according to the described calling terminal identification that receives described calling terminal is the Multimedia Caller Identification Service user, and according to the definite terminal called support of described terminal called sign multi-medium color Early media, carry out the multi-medium color early media negotiation with described terminal called, if consult to pass through, then to described terminal called play multimedia polychrome; Terminal called is used for carrying out the multi-medium color early media negotiation with described network side.

Described network side also is used for the customization relation according to terminal iidentification of preserving and Multimedia Caller Identification Service, judges whether described calling terminal identification has corresponding color image service, if determine that then calling terminal is the Multimedia Caller Identification Service user.Described call request comprises normal medium request, and then further, described terminal called also is used for carrying out normal media negotiation according to described normal medium request, and response message is sent to described network side; The call request that network side is used for comprising described normal medium request sends to described terminal called, receive the described response message that described terminal called sends, support early-session ability label and reliable response ability label if comprise terminal called in this response message, then determine terminal called support multi-medium color Early media.

Described network side is used for the request of polychrome Early media is sent to described terminal called, and the polychrome Early media that receives this terminal called transmission is replied; Then terminal called is used for carrying out the polychrome early media negotiation according to self-ability, if consult to pass through, sends described polychrome Early media to described network side and replys.

Based on above-mentioned description to the method and system of realization Multimedia Caller Identification Service in the embodiment of the invention, a kind of device of realizing Multimedia Caller Identification Service also is provided in the embodiment of the invention, as shown in Figure 6, this device comprises receiving element 31, first negotiation element 32 and first broadcast unit 33, wherein, receiving element 31 is used to receive the calling sent by calling terminal request, and this call request comprises calling terminal identification and terminal called sign; First negotiation element 32 is used for determining that according to described calling terminal identification calling terminal is the Multimedia Caller Identification Service user, and, carry out the multi-medium color early media negotiation with described terminal called according to the definite terminal called support of described terminal called sign multi-medium color Early media; First broadcast unit 33 is used for if consult successfully, to described terminal called play multimedia polychrome.

Described call request comprises normal medium request, described first negotiation element 32 may further include first user's determining unit, 41, the first professional determining unit 42 and first operating unit 43, wherein, first user's determining unit 41 is used for the customization relation according to terminal iidentification of preserving and Multimedia Caller Identification Service, judge whether described calling terminal identification has corresponding color image service, if determine that then calling terminal is the Multimedia Caller Identification Service user; The call request that the first professional determining unit 42 is used for comprising described normal medium request sends to described terminal called, receive the response message that described terminal called sends, support early-session ability label and reliable response ability label if comprise terminal called in this response message, then determine terminal called support multi-medium color Early media; First operating unit 43 is used for carrying out the multi-medium color early media negotiation with described terminal called.

Described first operating unit 43 comprises second transmitting element 44 and second receiving element 45, and wherein, second transmitting element 44 is used for the request of polychrome Early media is sent to described terminal called; Second receiving element 45 is used to receive the polychrome Early media that this terminal called sends and replys.

Based on aforementioned description to embodiment 2, when realizing Multimedia Caller Identification Service, can also realize Multimedia Ring Back Tone service simultaneously, therefore, the embodiment of the invention 3 provides the method that further realizes many sports lottery tickets bell business on a kind of basis of realizing Multimedia Caller Identification Service, as shown in Figure 7, be steps flow chart schematic diagram among the embodiment 3, this method may further comprise the steps:

Step 701: calling terminal sends to network side with call request, and described call request comprises calling terminal identification, terminal called sign, calling terminal support early-session ability label and reliable response ability label.

Same in the present embodiment setting network side comprises IMS core net, MCID AS, MCID MRS, MRBT AS and MRBT MRS, and the IMS core net comprises the CSCF entity.

When calling out beginning, at first calling terminal sends to CSCF with call request, comprise calling terminal identification, terminal called sign, calling terminal support early-session ability label and reliable response ability label in this call request, this call request can send by Invite message equally.Certainly, except above-mentioned information, can also comprise normal medium request in this call request.

Step 702: when described network side determines that according to described calling terminal identification described calling terminal is the Multimedia Caller Identification Service user, and according to behind the definite terminal called support of the described terminal called sign multi-medium color Early media, carry out the multi-medium color early media negotiation with described terminal called, and to described terminal called play multimedia polychrome; When described network side determines that according to described terminal called sign terminal called is the Multimedia Ring Back Tone service user, and after supporting that according to described calling terminal early-session ability label and reliable response ability label determine that calling terminal is supported the multimedia color ring back tone Early media, carry out the multimedia color ring back tone early media negotiation with described calling terminal, and to described calling terminal play multimedia CRBT.

After described CSCF receives described calling terminal transmission call request, customization relation according to terminal iidentification of preserving and Multimedia Caller Identification Service, judge whether described calling terminal identification has corresponding color image service, if determine that then calling terminal is the Multimedia Caller Identification Service user.

After described CSCF judges described calling terminal and is the multi-medium color user, then described call request is sent to described MCID AS, after this MCID AS receives described call request, need to judge whether described terminal called supports the multi-medium color Early media, this determination methods can for: MCID AS sends to terminal called with described call request, after terminal called receives described call request, carry out normal media negotiation according to the normal medium request in the call request, then response message is returned to MCID AS, this response message can be 183 response messages, wherein comprised Answer message, support early-session ability label and reliable response ability label if also comprised terminal called simultaneously, then determine this terminal called support multi-medium color Early media, can carry out follow-up multi-medium color early media negotiation.

In said process, MCID AS sends to terminal called by CSCF with described call request, when CSCF transmits, equally can be according to the customization relation of terminal iidentification of preserving and Multimedia Ring Back Tone service, judge whether described terminal called sign has corresponding Ring Back Tone service, if, determine that then described terminal called is the Multimedia Ring Back Tone service user, then this call request sends to terminal called by MCID AS by MRBT AS, particularly, after this MRBT AS receives described call request, support early-session ability label and reliable response ability label to determine calling terminal support multimedia color ring back tone Early media according to the described calling terminal that comprises in the Support header field in the call request, then this call request is sent to corresponding terminal called according to described terminal called sign.After terminal called receives described call request, carry out normal media negotiation according to the normal medium request in the call request, then response message is returned to MRBT AS, this response message can be 183 response messages, wherein comprised normal medium response message (Answer), in the Support of this 183 response message header field, also comprise simultaneously terminal called and supported early-session ability label and reliable response ability label, certainly, if not comprising terminal called, this 183 response do not support early-session ability label and reliable response ability label will carry out follow-up multimedia color ring back tone early media negotiation yet.

In said process, MRBT AS receives in the information that CSCF sends may both comprise that the CRBT media information also comprised the polychrome media information, then MRBT AS resolves CRBT medium and polychrome medium according to capable address (address) message of o in service data point (SDP), then be the CRBT medium if this address is identical with address in the message of passing through the Invite transmission that receives, otherwise be the polychrome medium.

In carrying out multi-medium color early media negotiation and multimedia color ring back tone early media negotiation process respectively,

On the one hand, in embodiments of the present invention, when sending to terminal called with described call request, described MRBT AS sends Invite message to MRBT MRS.When MRBT AS after MRBT MRS sends Invite message, this MRBT MRS then returns 200 response messages to MRBT AS, has comprised the request of CRBT Early media in this 200 response message.MRBT AS and described calling terminal carry out the multimedia color ring back tone early media negotiation, this machinery of consultation can receive 183 message that terminal called returns for: MRBT AS, in this 183 message, insert the request of described CRBT Early media, and send this 183 message to calling terminal, comprise Answer message, the terminal called that the request of described CRBT Early media, terminal called return in this 183 message and support early-session ability label and reliable response ability label.If when not comprising terminal called support early-session ability label and reliable response ability label in the message that terminal called returns, then these two signs are added in the message that calling terminal sends by MRBT AS.Calling terminal receives after CRBT Early media request that MRBT AS sends, Answer message, terminal called that terminal called returns support early-session ability label and reliable response ability label, determine that terminal called finished normal media negotiation, and can support the multimedia color ring back tone Early media, carry out the CRBT early media negotiation according to self-ability then, pass through if consult, then send PRACK to CSCF, CSCF sends to MRBT AS with this PRACK by MCID AS, comprises the CRBT Early media and reply in this PRACK.After MRBT AS and calling terminal successfully carry out the multimedia color ring back tone early media negotiation, MRBT AS sends to terminal called with PRACK message, and acknowledge message sent to MRBT MRS, comprise CRBT early media negotiation MRBTAnswer as a result in this acknowledge message.

On the other hand, when calling terminal carried out the multimedia color ring back tone early media negotiation, MCID AS sent Invite message to MCID MRS, and then MCID MRS returns 200 response messages to MCID AS, comprises the request of polychrome Early media in this 200 response message.Then, when MCID AS receives the PRACK that calling terminal sends by CSCF, this PRACK is inserted in the request of described polychrome Early media, and this PRACK sent to terminal called by MRBT AS, and carry out the multi-medium color early media negotiation with terminal called, after negotiation is passed through, terminal called returns the response message of PRACK and gives MCID AS, MCIDAS replys interim reliable response and sends to calling terminal, and acknowledge message sent to MCID MRS, comprise polychrome early media negotiation MCIDAnswer as a result in this acknowledge message.

After calling terminal and terminal called connect, terminal called sends 180 responses to MRBT AS, MRBT AS sends to MCID AS with this 180 response again, indication can begin ring, then MCID AS sends this 180 response to calling terminal, and sends right of way signal to MCID MRS, and then MCID MRS begins to play polychrome to terminal called, in the present embodiment, described right of way signal can be the Info signal.Behind called off-hook, terminal called will return 200 responses as right of way signal to MCID AS, and MCID AS returns to calling terminal with this 200 response.MCID AS sends BYE message to MCID MRS then, finishes the broadcast of polychrome Early media, and then MCID MRS system is play polychrome, and returns 200 corresponding message to MCID AS.

Simultaneously, MRBT AS also sends right of way signal to MRBT MRS, and then MRBT MRS begins to the calling terminal coloring ring back tone playing, and in the present embodiment, described right of way signal can be the Info signal.When the terminal called off-hook, terminal called sends 200 responses to MRBT AS, informs to begin to converse no longer coloring ring back tone playing this moment, and MRBTAS sends to calling terminal with this 200 response.Therefore, MRBTAS sends to MRBT MRS and finishes (BYE) message, finishes the broadcast of CRBT Early media, and then MRBT MRS stops coloring ring back tone playing, and returns 200 response messages to MRBT AS.

In addition, if calling terminal and terminal called require to have resource reservation when carrying out CRBT Early media and polychrome Early media, then terminal called send 180 responses indicate can begin ring before, calling terminal sends renewal (Update) message to terminal called after finishing the Calling Side resource reservation, terminal called sends 200 responses again and indicates and can begin ring after calling terminal sends Update.When the terminal called off-hook, promptly when CRBT and color image service end, CSCF receives terminal called behind described 200 response messages of MRBT AS and MCID AS transmission, then discharges multimedia color ring back tone and the multi-medium color media resource of reserving.

The order of the above-mentioned realization embodiment of the invention is not unique.When realizing the embodiment of the invention, calling terminal must be supported the multimedia color ring back tone Early media, carries out the multimedia color ring back tone early media negotiation, whether does not support the multimedia color ring back tone Early media but do not rely on terminal called; Terminal called must be supported the multi-medium color Early media, carries out the multi-medium color early media negotiation, whether does not support the multi-medium color Early media but do not rely on calling terminal.Simultaneously,, do not influence normal calling, do not influence Ring Back Tone service yet if calling terminal does not customize color image service; If terminal called does not have custom-tailoring color ring service, do not influence normal calling and color image service yet.In addition, also said method can be regarded as and realizing realizing Multimedia Caller Identification Service on the basis of Multimedia Ring Back Tone service.

By above-mentioned description to the method step flow process of realization multimedia color ring back tone and Multimedia Caller Identification Service among the embodiment 3, the embodiment of the invention also provides a kind of system that realizes Multimedia Ring Back Tone service when realizing Multimedia Caller Identification Service, as shown in Figure 8, described system comprises calling terminal, terminal called and network side, wherein, calling terminal is used for call request is sent to described network side, and call request comprises calling terminal identification and terminal called sign; Network side is used for when determining that according to the described calling terminal identification that receives described calling terminal is the Multimedia Caller Identification Service user, and according to behind the definite terminal called support of the described terminal called sign multi-medium color Early media, carry out the multi-medium color early media negotiation with described terminal called, if consult successfully, to described terminal called play multimedia polychrome; Terminal called is used for carrying out the multi-medium color early media negotiation with described network side.

When described call request comprised that calling terminal is supported early-session ability label and reliable response ability label, described calling terminal also was used for carrying out the multimedia color ring back tone early media negotiation with this network side; Network side also is used for determining that according to described terminal called sign terminal called is the Multimedia Ring Back Tone service user, and after supporting that according to described calling terminal early-session ability label and reliable response ability label determine that calling terminal is supported the multimedia color ring back tone Early media, carry out the multimedia color ring back tone early media negotiation with described calling terminal, if consult successfully, to described calling terminal play multimedia CRBT.

Network side also is used for the customization relation according to terminal iidentification of preserving and Multimedia Caller Identification Service, judges whether described calling terminal identification has corresponding color image service, if determine that then calling terminal is the Multimedia Caller Identification Service user.In addition, described network side also is used for according to the customization relation of the terminal iidentification of preserving with Multimedia Ring Back Tone service, judges whether custom-tailoring color ring service of described terminal called, if then definite described terminal called is the Multimedia Ring Back Tone service user.

When described call request comprises normal medium request, then described terminal called is used for carrying out normal media negotiation according to described normal medium request, and response message is sent to described network side; The call request that described network side is used for comprising described normal medium request sends to described terminal called, receive the described response message that described terminal called sends, support early-session ability label and reliable response ability label if comprise terminal called in this response message, then determine terminal called support multi-medium color Early media.

Described network side is used for the request of polychrome Early media is sent to described terminal called, and the polychrome Early media that receives this terminal called transmission is replied; Described terminal called is used for carrying out the polychrome early media negotiation according to self-ability, if consult to pass through, then sends described polychrome Early media to described network side and replys.

In addition, described network side is used for the request of CRBT Early media is sent to described calling terminal, and receives the CRBT Early media that described calling terminal sends and reply; Described calling terminal is used for carrying out the CRBT early media negotiation according to self-ability, if consult to pass through, then sends described CRBT Early media to described network side and replys.

Based on above-mentioned description to the method and system in the embodiment of the invention 3, the embodiment of the invention also provides the device of realizing Multimedia Ring Back Tone service on a kind of basis of realizing multi-medium color, as shown in Figure 9, this device can be realized on the basis of Fig. 6, described device comprises receiving element 51, first negotiation element 52 and first broadcast unit 53, wherein, receiving element 51 is used to receive the calling sent by calling terminal request, and this call request comprises calling terminal identification and terminal called sign; First negotiation element 52 is used for determining that according to described calling terminal identification described calling terminal is the Multimedia Caller Identification Service user, and, carry out the multi-medium color early media negotiation with described terminal called according to the definite terminal called support of described terminal called sign multi-medium color Early media; First broadcast unit 53 is used for if consult successfully, then to described terminal called play multimedia polychrome.

When described call request comprises that also calling terminal is supported early-session ability label and reliable response ability label, described device also comprises second negotiation element 54 and second broadcast unit 55, wherein, second negotiation element 54 is used for determining that according to described terminal called sign terminal called is the Multimedia Ring Back Tone service user, and support early-session ability label and reliable response ability label to determine that calling terminal supports the multimedia color ring back tone Early media according to described calling terminal, carry out the multimedia color ring back tone early media negotiation with described calling terminal; Second broadcast unit 55 is used for if described negotiation is passed through, to described calling terminal play multimedia CRBT.

Described call request comprises normal medium request, described first negotiation element 52 comprises first user's determining unit, 61, the first professional determining unit 62 and first operating unit 63, wherein, first user's determining unit 61 is used for the customization relation according to terminal iidentification of preserving and Multimedia Caller Identification Service, judge whether described calling terminal has customized color image service, if determine that then calling terminal is the Multimedia Caller Identification Service user; The call request that the first professional determining unit 62 is used for comprising described normal medium request sends to described terminal called, receive the response message that described terminal called sends, support early-session ability label and reliable response ability label if comprise terminal called in this response message, then determine terminal called support multi-medium color Early media; First operating unit 63 is used for carrying out the multi-medium color early media negotiation with described terminal called.

Described first operating unit 63 comprises second transmitting element 71 and second receiving element 72, and wherein, second transmitting element 71 is used for the request of polychrome Early media is sent to described terminal called; Second receiving element 72 is used to receive the polychrome Early media that this terminal called sends and replys.

Described second negotiation element 54 comprises second user's determining unit, 64, the second professional determining unit 65 and second operating unit 66, wherein, second user's determining unit 64 is used for the customization relation according to terminal iidentification of preserving and Multimedia Ring Back Tone service, judge whether custom-tailoring color ring service of described terminal called, if determine that then described terminal called is the Multimedia Ring Back Tone service user; The second professional determining unit 65 is used for supporting early-session ability label and reliable response ability label to determine calling terminal support multimedia color ring back tone Early media according to described calling terminal; Second operating unit 66 is used for carrying out the multimedia color ring back tone early media negotiation with described calling terminal.

Described second operating unit 66 comprises the 3rd transmitting element 73 and the 3rd receiving element 74, and wherein, the 3rd transmitting element 73 is used for the request of CRBT Early media is sent to described calling terminal; The 3rd receiving element 74 is used to receive the CRBT Early media that described calling terminal sends and replys.

Pass through the embodiment of the invention, the method that realizes multimedia color ring back tone and Multimedia Caller Identification Service based on Early media is provided, allow the user can be in IMS application of multimedia CRBT and Multimedia Caller Identification Service, make the user can obtain strong multimedia function among the IMS, experience better.

Obviously, those skilled in the art can carry out various changes and modification to the embodiment of the invention and not break away from the spirit and scope of the embodiment of the invention.Like this, if these of the embodiment of the invention are revised and modification belongs within the scope of embodiment of the invention claim and equivalent technologies thereof, then the embodiment of the invention also is intended to comprise these changes and modification interior.

Claims

1, a kind of method that realizes Multimedia Ring Back Tone service is characterized in that, this method comprises:

2, method according to claim 1 is characterized in that the step that described definite terminal called is the Multimedia Ring Back Tone service user comprises:

Described network side judges whether described terminal called sign has corresponding Ring Back Tone service, if determine that then described terminal called is the Multimedia Ring Back Tone service user according to the customization relation of terminal iidentification of preserving and Multimedia Ring Back Tone service.

3, method according to claim 1 is characterized in that the step that described network side and described calling terminal carry out the multimedia color ring back tone early media negotiation comprises:

Described network side sends to described calling terminal with the request of CRBT Early media, and this calling terminal carries out the CRBT early media negotiation, if consult to pass through, then sends the CRBT Early media to described network side and replys.

4, method according to claim 1, it is characterized in that, described network side comprises internet protocol multimedia subsystem IMS core net, server of color ring back tone service and CRBT Resource Server, described definite calling terminal supports after the multimedia color ring back tone Early media, and carries out comprising before the multimedia color ring back tone early media negotiation step with described calling terminal:

Described server of color ring back tone service sends to described CRBT Resource Server with invitation message Invite by the IMS core net, and then this CRBT Resource Server sends to described server of color ring back tone service with the request of described CRBT Early media by the IMS core net.

5, as method as described in the claim 4, it is characterized in that, described consult successfully after, and before described calling terminal play multimedia CRBT, comprise step:

Described multimedia color ring back tone application server sends right of way signal to described multimedia color ring back tone Resource Server, indicates this multimedia color ring back tone Resource Server to the calling terminal coloring ring back tone playing.

6, a kind of system that realizes Multimedia Ring Back Tone service is characterized in that, this system comprises calling terminal and network side, wherein,

7, as system as described in the claim 6, it is characterized in that,

Described network side is used for the customization relation according to terminal iidentification of preserving and Multimedia Ring Back Tone service, judges whether described terminal called sign has corresponding Ring Back Tone service, if determine that then described terminal called is the Multimedia Ring Back Tone service user.

8, as system as described in the claim 6, it is characterized in that,

Described network side is used for the request of CRBT Early media is sent to described calling terminal, and receives the CRBT Early media that described calling terminal sends and reply;

Described calling terminal is used for carrying out the CRBT early media negotiation according to self-ability, if consult to pass through, then sends described CRBT Early media to described network side and replys.

9, a kind of device of realizing Multimedia Ring Back Tone service is characterized in that, described device comprises:

The polyphonic ringtone playing unit is used for as if described the negotiation successfully, then to described calling terminal play multimedia CRBT.

10, as device as described in the claim 9, it is characterized in that described CRBT negotiation element comprises:

The color ring user determining unit is used for the customization relation according to terminal iidentification of preserving and Multimedia Ring Back Tone service, judges whether described terminal called sign has corresponding Ring Back Tone service, if determine that then described terminal called is the Multimedia Ring Back Tone service user;

The Ring Back Tone service determining unit is used for supporting early-session ability label and reliable response ability label to determine calling terminal support multimedia color ring back tone Early media according to described calling terminal;

The CRBT operating unit is used for carrying out the multimedia color ring back tone early media negotiation with described calling terminal.

11, as device as described in the claim 10, it is characterized in that described CRBT operating unit comprises:

First transmitting element is used for the request of CRBT Early media is sent to described calling terminal;

First receiving element is used to receive the CRBT Early media that described calling terminal sends and replys.

12, a kind of method that realizes Multimedia Caller Identification Service is characterized in that, this method comprises:

As method as described in the claim 12, it is characterized in that 13, described call request comprises that also calling terminal supports early-session ability label and reliable response ability label, then described method also comprises step:

14, as method as described in the claim 13, it is characterized in that, describedly determine that described calling terminal is that Multimedia Caller Identification Service user's step comprises:

Described network side judges according to the customization relation of terminal iidentification of preserving and Multimedia Caller Identification Service whether described calling terminal identification has corresponding color image service, if determine that then calling terminal is the Multimedia Caller Identification Service user.

15, as method as described in the claim 13, it is characterized in that described call request comprises normal medium request, described network side determines that according to described terminal called sign terminal called supports the step of multi-medium color Early media to comprise:

Described network side sends to terminal called with described call request, after this terminal called carries out normal media negotiation according to described normal medium request, response message is returned to described network side, support early-session ability label and reliable response ability label if comprise terminal called in this response message, then network side is determined terminal called support multi-medium color Early media.

16, as method as described in the claim 13, it is characterized in that the step that described network side and described terminal called carry out the multi-medium color early media negotiation comprises:

Described network side sends to described terminal called with the request of polychrome Early media, and this terminal called carries out the polychrome early media negotiation according to self-ability, if consult to pass through, then sends the polychrome Early media to described network side and replys.

17, as method as described in the claim 13, it is characterized in that, described network side comprises IMS core net, color image service server and polychrome Resource Server, determine that terminal called supports after the multi-medium color Early media, and carry out comprising before the multi-medium color early media negotiation step with described terminal called:

Described color image service server sends to described polychrome Resource Server with invitation message by the IMS core net, and this polychrome Resource Server sends to described color image service server with the request of described polychrome Early media by the IMS core net.

18, as method as described in the claim 17, it is characterized in that, described consult successfully after, and before described terminal called play multimedia polychrome, comprise step:

Described multi-medium color application server sends right of way signal to described multi-medium color Resource Server, indicates this multi-medium color Resource Server to play polychrome to terminal called.

19, as method as described in the claim 13, it is characterized in that the step that described definite terminal called is the Multimedia Ring Back Tone service user comprises:

Described network side is according to the customization relation of the terminal iidentification of preserving with Multimedia Ring Back Tone service, judges whether custom-tailoring color ring service of described terminal called, if then definite described terminal called is the Multimedia Ring Back Tone service user.

20, as method as described in the claim 13, it is characterized in that the step that described network side and described calling terminal carry out the multimedia color ring back tone early media negotiation comprises:

Described network side sends to described calling terminal with the request of CRBT Early media, and this calling terminal carries out the CRBT early media negotiation according to self-ability, if consult to pass through, then sends the CRBT Early media to described network side and replys.

21, a kind of system that realizes Multimedia Caller Identification Service is characterized in that, this system comprises calling terminal, terminal called and network side, wherein,

22, as system as described in the claim 21, it is characterized in that, when described call request comprises that also calling terminal is supported early-session ability label and reliable response ability label,

23, as system as described in the claim 22, it is characterized in that,

Described network side is used for the customization relation according to terminal iidentification of preserving and Multimedia Caller Identification Service, judges whether described calling terminal identification has corresponding color image service, if determine that then calling terminal is the Multimedia Caller Identification Service user.

24, as system as described in the claim 22, it is characterized in that,

Described network side is used for according to the customization relation of the terminal iidentification of preserving with Multimedia Ring Back Tone service, judges whether custom-tailoring color ring service of described terminal called, if then definite described terminal called is the Multimedia Ring Back Tone service user.

25, as system as described in the claim 22, it is characterized in that described call request comprises normal medium request,

Described terminal called is used for carrying out normal media negotiation according to described normal medium request, and response message is sent to described network side;

Described network side, the call request that is used for comprising described normal medium request sends to described terminal called, receive the described response message that described terminal called sends, support early-session ability label and reliable response ability label if comprise terminal called in this response message, then determine terminal called support multi-medium color Early media.

26, as system as described in the claim 22, it is characterized in that,

27, a kind of device of realizing Multimedia Caller Identification Service is characterized in that, this device comprises:

First broadcast unit is used for if consult successfully, to described terminal called play multimedia polychrome.

As device as described in the claim 27, it is characterized in that 28, when described call request comprised that also calling terminal is supported early-session ability label and reliable response ability label, described device also comprised:

Second broadcast unit is used for if described negotiation is passed through, to described calling terminal play multimedia CRBT.

29, as device as described in the claim 28, it is characterized in that described call request comprises normal medium request, described first negotiation element comprises:

First user's determining unit is used for the customization relation according to terminal iidentification of preserving and Multimedia Caller Identification Service, judges whether described calling terminal has customized color image service, if determine that then calling terminal is the Multimedia Caller Identification Service user;

The first professional determining unit, the call request that is used for comprising described normal medium request sends to described terminal called, receive the response message that described terminal called sends, support early-session ability label and reliable response ability label if comprise terminal called in this response message, then determine terminal called support multi-medium color Early media;

First operating unit is used for carrying out the multi-medium color early media negotiation with described terminal called.

30, as device as described in the claim 28, it is characterized in that described first operating unit comprises:

Second transmitting element is used for the request of polychrome Early media is sent to described terminal called;

Second receiving element is used to receive the polychrome Early media that this terminal called sends and replys.

31, as device as described in the claim 28, it is characterized in that described second negotiation element comprises:

Second user's determining unit is used for according to the customization relation of the terminal iidentification of preserving with Multimedia Ring Back Tone service, judges whether custom-tailoring color ring service of described terminal called, if then definite described terminal called is the Multimedia Ring Back Tone service user;

The second professional determining unit is used for supporting early-session ability label and reliable response ability label to determine calling terminal support multimedia color ring back tone Early media according to described calling terminal;

Second operating unit is used for carrying out the multimedia color ring back tone early media negotiation with described calling terminal.

32, as device as described in the claim 31, it is characterized in that described second operating unit comprises:

The 3rd transmitting element is used for the request of CRBT Early media is sent to described calling terminal;

The 3rd receiving element is used to receive the CRBT Early media that described calling terminal sends and replys.