CN1956447A - Method for implementing convertion type special background music in IMS field - Google Patents

Abstract

A method for realizing character background music of conference services in the IMS domain includes: a user signs said service in a certain way and drafts suitable background music, when the user is registered in the IMS, a home user server serving the user downloads the related information applying for said service for the user to CSCF, when the user sends a request of conference kind service to CSCF, the CSCF triggers said service to AS and asks the MRF to prepare for the pre-designed character background music and judges if the user has signed the service, when the service is set up successfully, it plays the music to participants.

Description

Realize the method for meeting class characteristic background music in the IMS territory

Technical field

The present invention relates to IP Multimedia System (hereinafter to be referred as: IMS), particularly realize the method for meeting class characteristic background music in the IMS territory.

Background technology

Social now, people's communication means are progressively abundant, and the communication demand is also progressively to personalization and diversified development.Along with the development of core network system and the IPization gradually and the multimedization of system, the IMS system arises at the historic moment, and makes various personalizations and diversified communication demand become possibility.Particularly meeting class business has wide professional prospect.

For meeting class characteristic background music operation system is described better, provide illustrating of existing system below.Fig. 1 is the system configuration of IMS territory meeting class business:

101: subscriber equipment (hereinafter to be referred as: UE), refer to be registered to all users in IMS territory, comprise portable terminal, fixed terminal, SIP software terminal etc.;

102: CSCF (hereinafter to be referred as: CSCF), it is the calling control core of IMS system, CSCF can be subdivided into from the function logic: and proxy CSCF (hereinafter to be referred as: P-CSCF), the inquiry CSCF (hereinafter to be referred as: I-CSCF) and professional CSCF (hereinafter to be referred as: S-CSCF), P-CSCF is first access point of IMS system, be used for call request is acted on behalf of to I-CSCF or terminal, be responsible for producing CDR, set up safety with terminal and be connected; I-CSCF mainly is responsible for to HSS inquiry homing position information endpoint registration information and the correct pathfinding of calling being arrived S-CSCF; S-CSCF mainly finishes endpoint registration, calls out control and processing capacity, and to the application server trigger intelligent business.

103: home subscriber server (hereinafter to be referred as: HSS), be storage customer service attribute in the IMS system, the database of user data such as positional information;

104: application server (hereinafter to be referred as: AS), for example: SIP AS, OSA AS and CAMELIM-SSF provide value-added service, and it can be positioned at user's home network or third-party position;

105: Multimedia Resource Function (hereinafter to be referred as: MRF), generally comprise Multimedia resource function controller (MRFC) (hereinafter to be referred as: MRFC) and Multimedia Resource Function handle (hereinafter to be referred as MRFP) two functional entitys, wherein, MRFC mainly finishes the media resource controlled function among the MRFP, this functional entity can with AS on a physical entity, MRFP is mainly to IMS system plays resource, and is embodied as multi-party conversation and realizes the Media Stream mixed function.Interface protocol between MRFC and the MRFP is agreement H.248.

Fig. 2 is that the user of existing method creates the flow process of meeting with meeting URI, and (also can adopt the AdHoc mode to set up temporary meeting) is positioned at a physical entity with MRFC and two functional entitys of AS, and the home network that MRFC/AS is positioned at the user is an example:

201:UE initiates a meeting communication request INVITE with a certain meeting URI, comprising the Media Stream of UE support;

202:P-CSCF responds 100Trying for the INVITE request of receiving;

203:P-CSCF is forwarded to S-CSCF with this INVITE request;

204:S-CSCF responds 100Trying for the INVITE request of receiving;

205:S-CSCF triggers conference call service at the assessment of INVITE request carrying out initial filter standard or norm;

206:S-CSCF asks MRFC/AS according to commentaries on classics INVITE before asking meeting URI;

207:MRFC/AS responds 100Trying for the INVITE request of receiving;

208:MRFC/AS distributes meeting URI;

H.248, it is that UE#1 creates the meeting connection resource alternately in MRFC that 209:MRFC initiates, and the Media Stream ability of decision MRFP;

210:MRFC has decided the Media Stream that can support this meeting according to the common factor of SDP information in the Media Stream ability of MRFP and the INVITE request, and with 183 session progress notice S-CSCF, wherein has the Media Stream ability of destination;

211:S-CSCF forwards P-CSCF to before this is responded;

212:P-CSCF is this meeting mandate QoS resource;

213:P-CSCF forwards UE to before 183 session progress are responded;

214:UE determines the final medium stream information that adopts of this meeting according to receiving the medium stream information of destination, and this information is included in the PRACK request sends to MRFC/AS;

215: after UE has determined final Media Stream, the reservation procedure that the meeting resource requirement is held in the UE initiation for this reason;

Change PRACK before the 216:P-CSCF and ask S-CSCF;

Change PRACK before the 217:S-CSCF and ask MRFC/AS;

After 218:MRFC/AS receives the PRACK request, response 200OK;

219:MRFC initiates H.248 interactive modifying meeting connection resource, and according to the Media Stream order MRFP reserved resource of final negotiation;

Change 200OK before the 220:S-CSCF and respond P-CSCF;

Change 200OK before the 221:P-CSCF and respond UE;

After the resource reservation that 222:UE initiates was finished, UE initiated UPDATE request notice MRFC/AS;

Change UPDATE before the 223:P-CSCF and ask S-CSCF;

Change UPDATE before the 224:S-CSCF and ask MRFC/AS;

225:MRFC/AS asks with 200OK response confirmation UPDATE;

226:MRFC initiates H.248 to require alternately MRFP to connect IMS conference medium stream resource;

Change 200OK before the 227:S-CSCF and respond P-CSCF;

Change 200OK before the 228:P-CSCF and respond UE;

229: complete successfully the connection of Media Stream at MRFP after, MRFC/AS sends 200OK as the final response for initial INVITE;

Change this before the 230:S-CSCF and respond P-CSCF;

231:P-CSCF ratifies the QoS that submits to;

232:P-CSCF forwards UE to before 200OK is responded;

233:UE begins the Media Stream of this meeting, and the ACK request is responded in response to 200OK;

234:P-CSCF forwards S-CSCF to before ACK is asked;

235:S-CSCF forwards MRFC/AS to before ACK is asked.

In order in meeting class business, to increase characteristic background music function, only need in AS, to increase simply this professional logic judging function, for contracted should business the user, carry out simple professional control, issue a characteristic background music play command and just can finish this function.If play characteristic background music order failure, can not influence the meeting of normal meeting foundation or well afoot.In meeting was carried out, the chairman also was the service-user of characteristic background music, had the right to change background music, perhaps adjusted the volume of background music and stopped authorities such as this background music.

Summary of the invention

The purpose of this invention is to provide the method that realizes meeting class characteristic background music in a kind of IMS territory, on the basis of original meeting class business, carry out simple increased functionality, realize a kind of new business of more attractive, improved the effect that meeting is linked up effectively.

For achieving the above object, a kind of method that realizes the professional characteristic background music of meeting class in the IMS territory comprises step:

(1). the user is by signatory this business of certain mode and customize suitable background music;

(2). when the user registers in the IMS territory, the home subscriber server under this user will to user applies should business relevant information download to CSCF;

(3). when the user when CSCF initiates meeting class service request, CSCF triggers this business to AS, and the characteristic background music that requires MRF to be ready to customize in advance;

(4). judge user's characteristic background music business of whether having contracted;

(5). when meeting class business was set up successfully, professional participant play the characteristic background music to the meeting class.

The present invention can make full use of all logic functions of existing meeting class business, and software logic is simple, saves resource, convenient widely extensively carrying out of Operator Specific Service.Only need in AS, to increase simply this professional logic judging function,, only need the play command of a simple characteristic background music to finish at the contracted user.

Description of drawings

Fig. 1 is the system configuration in IMS territory;

Fig. 2 is the user creates meeting automatically with meeting URI a flow chart;

Fig. 3 is that the user who has applied for the professional characteristic background music of meeting class creates conference process automatically.

Embodiment

The present invention is directed to meeting class business features, the logic control of simple modification meeting control realizes the new function of characteristic background music, and concrete handling process is referring to Fig. 3.

301:UE initiates a meeting communication request INVITE with a certain meeting URI, comprising the Media Stream of UE support;

302:P-CSCF responds 100Trying for the INVITE request of receiving;

303:P-CSCF is forwarded to S-CSCF with this INVITE request;

304:S-CSCF responds 100Trying for the INVITE request of receiving;

305:S-CSCF triggers conference call service at the assessment of INVITE request carrying out initial filter standard or norm;

306:S-CSCF asks MRFC/AS according to commentaries on classics INVITE before asking meeting URI;

307:MRFC/AS responds 100Trying for the INVITE request of receiving;

308:MRFC/AS distributes meeting URI;

H.248, it is that UE#1 creates the meeting connection resource alternately in MRFC that 309:MRFC initiates, and the Media Stream ability of decision MRFP;

310:MRFC has decided the Media Stream that can support this meeting according to the common factor of SDP information in the Media Stream ability of MRFP and the INVITE request, and with 183 session progress notice S-CSCF, wherein has the Media Stream ability of destination;

311:S-CSCF forwards P-CSCF to before this is responded;

312:P-CSCF is this meeting mandate QoS resource;

313:P-CSCF forwards UE to before 183 session progress are responded;

314:UE determines the final medium stream information that adopts of this meeting according to receiving the medium stream information of destination, and this information is included in the PRACK request sends to MRFC/AS;

315: after UE has determined final Media Stream, the reservation procedure that the meeting resource requirement is held in the UE initiation for this reason;

Change PRACK before the 316:P-CSCF and ask S-CSCF;

Change PRACK before the 317:S-CSCF and ask MRFC/AS;

After 318:MRFC/AS receives the PRACK request, response 200OK;

319:MRFC initiates H.248 interactive modifying meeting connection resource, and according to the Media Stream order MRFP reserved resource of final negotiation;

Change 200OK before the 320:S-CSCF and respond P-CSCF;

Change 200OK before the 321:P-CSCF and respond UE;

After the resource reservation that 322:UE initiates was finished, UE initiated UPDATE request notice MRFC/AS;

Change UPDATE before the 323:P-CSCF and ask S-CSCF;

Change UPDATE before the 324:S-CSCF and ask MRFC/AS;

325:MRFC/AS asks with 200OK response confirmation UPDATE;

326:MRFC initiates H.248 to require alternately MRFP to connect IMS conference medium stream resource;

327: judge user's characteristic background music business of whether having contracted,, take out relevant information, go to 328, handle otherwise skip 328 if signatory;

328: according to CAMEL-Subscription-Information, MRFC initiates H.248 to require MRFP to play corresponding characteristic background music alternately;

Change 200OK before the 329:S-CSCF and respond P-CSCF;

Change 200OK before the 330:P-CSCF and respond UE;

331: complete successfully the connection of Media Stream at MRFP after, MRFC/AS sends 200OK as the final response for initial INVITE;

Change this before the 332:S-CSCF and respond P-CSCF;

333:P-CSCF ratifies the QoS that submits to;

334:P-CSCF forwards UE to before 200OK is responded;

335:UE begins the Media Stream of this meeting, and the ACK request is responded in response to 200OK;

336:P-CSCF forwards S-CSCF to before ACK is asked;

337:S-CSCF forwards MRFC/AS to before ACK is asked.

Claims (8)

1. method that realizes the professional characteristic background music of meeting class in the IMS territory comprises step:

(1) user is by signatory this business of certain mode and customize suitable background music;

(2) when the user registers in the IMS territory, the home subscriber server under this user will to user applies should business relevant information download to CSCF;

(3) when the user when CSCF initiates meeting class service request, CSCF triggers this business to AS, and the characteristic background music that requires MRF to be ready to customize in advance;

(4) judge user's characteristic background music business of whether having contracted;

(5) when meeting class business was set up successfully, professional participant play the characteristic background music to the meeting class.

2. the method for claim 1 is characterized in that also comprising step:

Carry out in the process in meeting class business, service-user can customize other characteristic background sound again according to the needs of oneself, and the volume that can regulate the characteristic background sound, controls its start-stop.

3. the method for claim 1 is characterized in that in the step 1, and the user dials the shortcode of operator or logs on the website of operator, and the information that business is relevant records among HSS and the AS.

4. the method for claim 1 is characterized in that in the step 1, and the chairman should be a service-user, have the right customization and control characteristic background music.

5. the method for claim 1 is characterized in that in the step 3, and AS is according to the service logic of oneself, the characteristic background music that requires MRF to be ready to customize.

6. the method for claim 1 is characterized in that in the step 5, and is unsuccessful if MRF plays the characteristic background music, do not influence the normal foundation of meeting and the meeting class business of well afoot.

7. the method for claim 1 is characterized in that in the step 5, if professional foundation of meeting class failed, can normally discharge the MRF resource of reservation.

8. method as claimed in claim 2 is characterized in that, during meeting class service ending, can normally discharge the resource of playing the characteristic background sound.

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