CN1866930A - System and method for realizing customized ring back tone based on IP multimedia subsystem - Google Patents
System and method for realizing customized ring back tone based on IP multimedia subsystem Download PDFInfo
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- CN1866930A CN1866930A CNA2006100836748A CN200610083674A CN1866930A CN 1866930 A CN1866930 A CN 1866930A CN A2006100836748 A CNA2006100836748 A CN A2006100836748A CN 200610083674 A CN200610083674 A CN 200610083674A CN 1866930 A CN1866930 A CN 1866930A
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Abstract
The invention relates to a system for realizing personal backward sound, based on IP multimedia subsystem, which comprises a calling IP communication subnet fixed by voice service; a personal backward sound platform connected to the calling IP communication subnet for storing the service order relationship of user and the service setting of user, and authenticate the user service order relationship; and backward sound resource module connected to the personal backward sound platform, for storing multimedia resource, receiving the command of personal backward sound platform to code consultation and displaying the backward sound. The invention also discloses a relative method. The invention can overcome the problem that the personal backward sound can not be accessed in to network, to realize smooth switch between the backward sound service and the calling service; while the service platform is separated from the media resource server, to share media resource with other services.
Description
Technical field
The present invention relates to a kind ofly realize the system and method for Customized Ring Back Tone based on IP Multimedia System, particularly a kind of based on IP Multimedia System, be not subjected to the system and method for the realization Customized Ring Back Tone of access network technology limitation.
Background technology
Professional or be called the growing of audible ringing tone service along with call prompting message, simple audio frequency formula audible ringing tone service just Ring Back Tone service can not satisfy consumer's needs of diversification day by day, therefore, video frequency color ring in the visual telephone service has appearred being applied to, referring to Chinese patent application (publication number CN99810683), wherein put down in writing following technical scheme: when detecting call, producing system/device with the commercial information ringback tone that is arranged in initial or received communication system is connected, the communication stand-by period thus commercial information ringback tone generation system begin to transmit commercial information and give the phone that makes a call in the mode that voice/text/image substitutes original ringback tone or guided bone message, after time out delay, produce system and send the signal that request connects to the telephone set of receipt of call from commercial information ringback tone, continuation transmits commercial information to the phone that makes a call, whether the telephone set of checking receipt of call has received the request that connects, if connecting to have set up, phone just stops to provide commercial information ringback tone, make a call and the phone of receipt of call between set up communication link, check whether communication is finished, if the connection that just disconnects communication link is finished in communication.
Thisly initiate request mode by commercial information ringback tone generation system and often bring temporal delay, therefore need a kind of personalizing call prompt information service that is combined to form by multimedia elements such as video, animation, literal, image and audio frequency, also can be referred to as Multimedia Ring Back Tone service.When the calling subscriber calls out, in the process of setting up the normal call connection, as called this Multimedia Ring Back Tone service of having applied for, then can play the multimedia file of called custom-made by multimedia call information server (perhaps being called multimedia polyphonic ringtone server) to the calling subscriber, comprise sound, image, animation, literal etc., the ring-back tone when then caller waits called receiving calls will be substituted by the broadcast of multimedia files such as animation, image, video.
But in two generation networks, realize that such Multimedia Ring Back Tone service has been subjected to the limitation of access technology, this be because:
If 1 in the circuit domain realization, need be that multimedia video is reserved the fixed-bandwidth resource in circuit domain, reduced the effective rate of utilization of bandwidth resources, caused the bandwidth resources waste of mobile communication system;
If 2 realize in packet domain, because audio call carries out in circuit domain, if in the voice conversation flow process, added processing to Multimedia Ring Back Tone service, then must relate to from the circuit domain to the packet domain again switching to circuit domain, finishing Multimedia Ring Back Tone service and voice service accomplishing, thereby signaling process is comparatively complicated; Switching between circuit domain and the packet domain simultaneously is consuming time longer, can cause professional discontinuity, influences user's business impression.
Along with mobile communication forward 3G (Third Generation) Moblie (3G) evolution, fixed communication is to next generation network (NGN) evolution, common feature be separate with carrying according to inserting, carrying separates with control, the trend evolution of control and service detach, and presents the trend of fusion at key-course and operation layer.Network after the fusion will can be the terminal use access way more flexibly will be provided, and provide abundant more communication service by the application server of operation layer.IP Multimedia System (IP Multimedia Subsystem is called for short IMS) has satisfied above-mentioned evolution and fusion demand, and it is proposed in the Release5 release criteria by 3G (Third Generation) Moblie partnership 3GPP.IMS has adaptability widely to various access technologies, not only supports the mobile access way of 2G and 3G, also supports fixedly access way.Therefore, call prompt business based on IP Multimedia System (IMS), because audio call and call prompt business all are to realize in packet domain, thereby the problem that does not exist circuit domain and packet domain to switch, comprise that for practicable practical application the prompting mode of multiple medium such as sound, image, animation, literal provides possibility.
Summary of the invention
Purpose of the present invention is for overcoming above-mentioned defective, a kind of system and method for realizing Customized Ring Back Tone based on IP Multimedia System is provided, this system and method has adaptability widely to access technology, can realize the Customized Ring Back Tone that is made of multiple medium such as sound, image, animation, literal.
For achieving the above object, the invention provides a kind of system, comprising based on IP Multimedia System realization Customized Ring Back Tone:
By the definite calling IP communication subnet of speech business;
One individual ring-back tone platform communicates to connect with described calling IP communication subnet, is used to store user's service order relation and user's business setting, and user's service order relation is carried out authentication and authorization;
One ring-back tone resource module communicates to connect with described individual ring-back tone platform, is used for storing multimedia resource, receives described individual ring-back tone platform instruction the carrying out coding negotiation and the broadcast of ring-back tone;
Described calling IP communication subnet comprises respectively:
One IP Access Network is connected with the calling and called terminal communication, is used for inserting and transmit audio call and Customized Ring Back Tone information in packet domain;
One IP Multimedia System comprises a call session control function module and a home subscriber server;
Described call session control function module is connected with described IP Access Network, be used to judge the information type of described IP Access Network forwarding, carry out subscriber identity authentication and carry out the addressing route and call proceeding control, the voice conversation of setting up between the calling IP communication subnet connects; Communicate to connect with described individual ring-back tone platform, be used for carrying out the authentication of service order relation for described individual ring-back tone platform audible ringing tone service information route;
Described home subscriber server and described call session control function module communicate to connect, and are used to preserve user's CAMEL-Subscription-Information, and offer described call session control function module user identity is carried out authentication.
Wherein, described call session control function module may further include:
One acts on behalf of call session control function module, communicates to connect with described IP Access Network, is used for judging the information type of described IP Multimedia System Access Network, and carries out the addressing route;
One module with query calling session controlling function communicates to connect with described proxy call session control function module, for described proxy call session control function module provides addressing function;
One service call conversation control function module communicates to connect with described proxy call session control function module, is used for the call state of recording user, finishes call proceeding control, and the voice conversation of setting up between the calling IP communication subnet connects; Described service call conversation control function module also communicates to connect with described individual ring-back tone platform, is used for carrying out the authentication of service order relation for described individual ring-back tone platform audible ringing tone service information route.
A kind of method based on IP Multimedia System realization Customized Ring Back Tone also is provided, has may further comprise the steps:
Step 102, described called call session control function module are according to the CAMEL-Subscription-Information in the called home subscriber server, the state of inquiry terminal called, if described terminal called is in idle condition, then execution in step 103, otherwise return predetermined busy information to calling terminal, finish;
Step 103, the ringing instruction of described called call session control function module route are to terminal called, and inquiry individual ring-back tone platform, for the terminal called that has customized Customized Ring Back Tone, instruction is returned audible ringing tone mark by described caller IP communication subnet and is given described calling terminal;
Step 104, described calling terminal initiatively obtain Customized Ring Back Tone to described ring-back tone resource module, and play according to described audible ringing tone mark, finish.
A kind of method based on IP Multimedia System realization Customized Ring Back Tone also is provided, has may further comprise the steps:
Step 201, when the calling terminal with audio call authority is initiated audio call by caller IP communication subnet, described calling terminal is by calling session control function module inquiry individual ring-back tone platform, if terminal called has customized Customized Ring Back Tone, then described calling session control function module obtains and returns audible ringing tone mark and gives described calling terminal;
Step 202, described calling terminal initiatively obtain multimedia audible ringing tone to described ring-back tone resource module according to described audible ringing tone mark, finish.
As shown from the above technical solution, the present invention realizes voice and audible ringing tone service by the packet domain based on IP Multimedia System, adopts individual ring-back tone platform and the method that the ring-back tone resource module separates, and has following beneficial effect:
1, personalized ring-back tones such as multimedia have been realized;
2, be not subjected to the limitation of access technology;
3, take over seamlessly between audible ringing tone service flow process and the audio call flow process;
4, Media Resource Server separating treatment has realized and other professional share media resource.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 the present invention is based on the block diagram that IP Multimedia System is realized the individual audible ringing system for electrical teaching;
Fig. 2 is the block diagram of the specific embodiment of system shown in Figure 1;
Fig. 3 triggers the flow chart of the method that realizes Customized Ring Back Tone for terminal called of the present invention;
Fig. 4 initiates the flow chart of audio call to the embodiment of called CSCF module in the method shown in Figure 3;
Fig. 5 is the flow chart of an embodiment of method shown in Figure 3;
Fig. 6 is the flow chart of another embodiment of method shown in Figure 3;
Fig. 7 triggers the flow chart of method one embodiment that realizes Customized Ring Back Tone for calling terminal of the present invention;
Fig. 8 triggers the flow chart of another embodiment of method that realizes Customized Ring Back Tone for calling terminal of the present invention.
Embodiment
Referring to Fig. 1, realize the block diagram of the system of Customized Ring Back Tone for the present invention is based on IP Multimedia System, by caller IP communication subnet 1 and the called IP communication subnet 2 that speech business is determined, individual ring-back tone platform 3 and ring-back tone resource module 4, and calling terminal 51 and terminal called 52 compositions.
The user can be by plurality of access modes such as wired and wireless, being linked into the IMS core net is IP communication subnet 1 or 2, the value-added telecom services that use realizes on based on basic networks such as Next Generation Internet (Next Generation Network, be called for short NGN), 3G mobile radio communications.
As can be seen, the IP communication subnet can be the 3G (Third Generation) Moblie network, can be fixed-line telephone network, also can be the communication network of any support IMS core net.
Accordingly, terminal can be video telephone, portable terminal, and landline telephone.Between two stand-alone terminals, use multimedia business, comprise when MTV, video ads, classical TV segment, classical film segment, enterprise's video ads etc. are professional, set up connection by Access Network separately respectively, become calling terminal 51 and terminal called 52.For example, when the user dials when being certain company switchboard telephone, the said firm has applied for the video ads business, then can become terminal called by the said firm's main frame, and this user terminal becomes calling terminal, and both sides have set up connection; The said firm's main frame can be play the up-to-date video ads of the said firm to this calling terminal.
The business that calling terminal 51 is set up voice conversation and Customized Ring Back Tone by caller IP communication subnet 1 and called IP communication subnet 2 is connected.Caller IP communication subnet 1 comprises:
IP Access Network 11 is called for short Access Network, communicates to connect with calling terminal 51, inserts and transmit audio call and Customized Ring Back Tone information in packet domain; One call session control function module (Call SessionControl Function, be called for short CSCF) 12 and one home subscriber server (Home SubscriberServer, be called for short HSS) 13, wherein CSCF12 and HSS13 have constituted IP Multimedia System jointly.
This CSCF12 is connected with IP Access Network 11, be used to judge the information type of IP Access Network 11 forwardings, such as voice call request, video flowing download request or SP service request etc., carry out the identification authentication of calling terminal 51 and carry out corresponding addressing route and call proceeding control, for voice call request, the voice conversation that also is used to set up between calling IP communication subnet 1 and 2 connects; Communicate to connect with HSS13, be used for carrying out the authentication of service order relation for individual ring-back tone platform 3 audible ringing tone service information route;
HSS13 and CSCF12 communicate to connect, and are used to preserve user's CAMEL-Subscription-Information, and offer CSCF12, be used for CSCF12 user identity is carried out authentication.
Called IP communication subnet 2 comprises: IP Access Network 21, communicate to connect with terminal called 52, and insert and transmit audio call and Customized Ring Back Tone information in packet domain; One CSCF22 is connected with IP Access Network 21; One HSS23 communicates to connect with CSCF22; Wherein CSCF22 and HSS23 have constituted IP Multimedia System jointly.
Wherein, HSS13 and HSS23 are the servers of preserving user signing contract information in separately the IP communication subnet 1 and 2, comprise concentrated integrated databases such as basic identification, routing iinformation and service profile.The main information of preserving among the HSS13 and 23 comprises: the IMS user ID of home IP communication subnet (comprising public and privately owned sign), number and address information; IMS user security context: the key information of IP communication subnet access authentication, roaming restricted information; IMS user's routing iinformation: HSS supports user's registration, and the storage user position information; IMS user's service profile: value-added service subscription data.Above-mentioned data can be kept at respectively in user ID mould database, security information database, user's routing database and the user-subscribed database.
Calling and called terminal 51 and 52 is set up the process that voice are connected by IP communication subnet 1 and 2 and is: the audio call of initiating for calling terminal, after CSCF12 receives the signal of IP Access Network 11 routes, download its user ID and security information from HSS13, calling terminal 51 is carried out identification authentication; To having the user of authority, CSCF12 and CSCF22 carry out the voice establishment of connection.
Provided personalized ring back tone service before setting up successfully in the voice connection, CSCF12 and CSCF22 communicate to connect with individual ring-back tone platform 3 respectively.This individual ring-back tone platform 3 storage users' service subscription concerns, and user's business setting, and user's service order relation is carried out authentication and authorization.
Individual ring-back tone platform 3 communicates to connect with ring-back tone resource module 4, this ring-back tone resource module 4 is multimedia servers, multimedia resources such as stored sound, video, animation, the broadcast of ring-back tone is carried out in the instruction that receives individual ring-back tone platform 3, and carries out coding negotiation according to the terminal capabilities in the instruction.Because ring-back tone resource module 4 itself does not carry out any service management authentication work, as just resource provider, therefore, this ring-back tone resource module 4 is not restricted to provide service for audible ringing tone service, such as, when the VOD service platform sent instruction to it, this ring-back tone resource module 4 can be used as the video request program resource module service is provided.
Get access to the calling terminal 51 of audible ringing tone mark, according to this URL link, the point-to-point connection of having set up the ring-back tone resource platform, this connection is the connection of personalized ring back tone service.
Referring to Fig. 2, a specific embodiment for system shown in Figure 1, CSCF12 specifically comprises: Proxy Call Session Control Function (Proxy-Call Session Control Function, be called for short P-CSCF) module 121, communicate to connect with IP Access Network 11, judge the information type of the access in this IP Access Network 11, go forward side by side walking along the street by; Query call conversation control function (Interrogating-Call SessionControl Function, be called for short I-CSCF) module 122, be connected with P-CSCF module 121, addressing function is provided, be chosen as service call conversation control function (serve-Call Session Control Function the is called for short S-CSCF) module 123 of its service for calling terminal 51; S-CSCF module 123 communicates to connect with P-CSCF module 121, receive the information of P-CSCF module 121 routes, and the information that inserts is carried out subscriber identity authentication, the call state of recording user, finish call proceeding control, the voice conversation of setting up between calling IP communication subnet 1 and 2 connects.
CSCF22 specifically comprises:: the P-CSCF module 221 that is connected with IP Access Network 21, I-CSCF module 222 that is connected with P-CSCF module 221 and S-CSCF module 223, this S-CSCF module 223 is connected with HSS23.
Calling and called terminal 51 and 52 is set up the process that personalized ring back tone service is connected by IP communication subnet 1 and 2 and is: the audio call of initiating for calling terminal 51, after P-CSCF121 receives the signal of IP Access Network 11 routes, select according to the I-CSCF122 addressing, and route to S-CSCF123, S-CSCF123 carries out identification authentication from user ID and security information that HSS13 downloads calling terminal 51 to calling terminal 51; To having the user of authority, S-CSCF123 and S-CSCF223 carry out the voice establishment of connection, the individual ring-back tone platform 3 of S-CSCF123 or S-CSCF223 inquiry simultaneously, if terminal called 52 has customized Customized Ring Back Tone, then individual ring-back tone platform 3 inquiry ring-back tone resource modules 4 obtain corresponding employing multimedia audible ringing tone file consolidation resource location (Uniform Resource Locator, be called for short URL) audible ringing tone mark, and give calling terminal 51 by the S-CSCF123 or the S-CSCF223 route of inquiring about.With S-CSCF24 is example, and routed path is: S-CSCF24 → S-CSCF14 → P-CSCF12 → Access Network 11 → calling terminal 51.Obtain the calling terminal 51 of this URL audible ringing tone mark.
Based on said system, the invention provides a kind of method based on IP Multimedia System realization Customized Ring Back Tone, referring to Fig. 3, may further comprise the steps:
Step 102, called CSCF module are inquired about the state of terminal called according to the CAMEL-Subscription-Information among the called HSS, if terminal called is in idle condition, then execution in step 104, otherwise execution in step 103;
Step 103, called CSCF module are returned predetermined busy information to calling terminal, finish;
Step 104, the ringing instruction of called CSCF module route are to terminal called;
Step 105, called CSCF module inquiry individual ring-back tone platform for the terminal called that has customized Customized Ring Back Tone, obtain and return audible ringing tone mark and give described calling terminal;
Step 106, calling terminal initiatively obtain Customized Ring Back Tone to the ring-back tone resource module according to this audible ringing tone mark,, and play, finish.
Step 101 is initiated the embodiment of audio call to called CSCF module in the method shown in Figure 3, as shown in Figure 4, may further comprise the steps:
Step 1011, calling terminal are initiated audio call, and this call instruction inserts caller P-CSCF module by the IP Access Network in the caller IP communication subnet;
Step 1012, this caller P-CSCF module inquiring calling I-CSCF module are selected an originating S-CSCF module according to the physical space nearby principle, and this call instruction is routed to this originating S-CSCF module;
Step 1013, this originating S-CSCF module inquiring calling HSS obtain user security information, judge whether the calling subscriber has the authority of setting up described audio call, are execution in step 1014 then, otherwise execution in step 1015;
Step 1014, this originating S-CSCF module inquiring calling HSS obtain user totem information, comprise address information, and the call instruction that will have user totem information routes to the terminating S-CSCF module, and execution in step 102 then; Wherein, this user totem information is used for called IP communication subnet identification calling subscriber;
Step 1015, return insufficient permission and instruct to calling terminal and finish.
Referring to Fig. 5,, may further comprise the steps for trigger the flow chart of an embodiment who realizes the Customized Ring Back Tone method based on the IP Multimedia System terminal called:
Step 10l, calling terminal send the voice answer-back instruction, and route is given described individual ring-back tone platform;
Step 10o, individual ring-back tone platform send to and stop play instruction to described ring-back tone resource module;
Wherein, if downloaded under the situation about finishing, this point-to-point connection is released when download is finished, and need not to discharge separately.
Through above-mentioned steps, the audio call between calling terminal and the terminal called is set up, and finishes personalized ring back tone service to taking over seamlessly between the speech business.
Referring to Fig. 6,, may further comprise the steps for trigger the flow chart of another embodiment that realizes the Customized Ring Back Tone method based on the IP Multimedia System terminal called:
Step 11l, calling terminal send the voice answer-back instruction, and route is given described individual ring-back tone platform;
Through above-mentioned steps, the audio call between calling terminal and the terminal called is set up, and finishes personalized ring back tone service to taking over seamlessly between the speech business.
In above-mentioned two embodiment,, then carry out the step that terminating S-CSCF module route ring response signal is given the originating S-CSCF module if the Query Result among step 10e or the 11e is a terminal called un-customized Customized Ring Back Tone; And execution originating S-CSCF module route ring response signal is to the step of described calling terminal.But being the present invention, this situation do not realize therefore, not further specifying in the category of Customized Ring Back Tone method discussion.
Based on system provided by the invention, the present invention also provides a kind of method of the realization Customized Ring Back Tone based on IP Multimedia System, for calling terminal triggers, may further comprise the steps:
Step 201, when the calling terminal with audio call authority is initiated audio call to called CSCF module by caller IP communication subnet, this calling terminal is by caller CSCF module inquiry individual ring-back tone platform, if terminal called has customized Customized Ring Back Tone, then described caller CSCF module is obtained and is returned audible ringing tone mark and gives described calling terminal;
Step 202, described calling terminal initiatively obtain multimedia audible ringing tone to described ring-back tone resource module according to described audible ringing tone mark, finish.
Wherein, initiating audio call to the step of called CSCF module in the step 201 is specially:
Step 2011, calling terminal are initiated audio call, and this call instruction inserts caller P-CSCF module by the IP Access Network in the caller IP communication subnet;
Step 2012, described caller proxy call session control function module are selected the originating S-CSCF module by caller I-CSCF module, and described call instruction is routed to described originating S-CSCF module;
Step 2013, described originating S-CSCF module inquiring calling HSS obtain user security information, judge whether the user has the authority of setting up described audio call, are execution in step 2014 then, instruct to described calling terminal and finish otherwise return insufficient permission;
Step 2014, described originating S-CSCF module inquiring calling HSS obtain user totem information, and the call instruction that will have user totem information routes to the terminating S-CSCF module;
Step 2015, described terminating S-CSCF module by the ringing instruction of called P-CSCF module route to terminal called.
Referring to Fig. 7,, may further comprise the steps for trigger the flow chart of an embodiment who realizes the Customized Ring Back Tone method based on the calling terminal of IP Multimedia System:
Through above-mentioned steps, finished personalized ring back tone service between calling terminal and the terminal called to taking over seamlessly between the busy tone business.
Referring to Fig. 8,, may further comprise the steps for trigger the flow chart of another embodiment that realizes the Customized Ring Back Tone method based on the calling terminal of IP Multimedia System:
Step 21i, calling terminal send the voice answer-back instruction, give individual ring-back tone platform by originating S-CSCF module route;
When what adopt among the step 21f is when downloading the method for afterwards playing earlier, carry out following steps after the step 21i: individual ring-back tone platform obtains Customized Ring Back Tone from calling terminal and whether has downloaded the information that finishes, finish as download, then individual ring-back tone platform sends and stops play instruction to calling terminal, and the control calling terminal is not play this Customized Ring Back Tone; Otherwise individual ring-back tone platform sends and stops play instruction to the ring-back tone resource module; The ring-back tone resource module returns confirms instruction to the Customized Ring Back Tone module, and release is connected with the point-to-point of described calling terminal.
Through above-mentioned steps, the audio call between calling terminal and the terminal called is set up, and finishes personalized ring back tone service to taking over seamlessly between the speech business.
In above-mentioned two embodiment,, then carry out individual ring-back tone platform and return the step that the ring response signal is given the terminating S-CSCF module if the Query Result among step 20b or the 21b is a terminal called un-customized Customized Ring Back Tone; Carry out the terminating S-CSCF module and connect, send the step of ring response signal to the originating S-CSCF module by the voice conversation of setting up; And execution originating S-CSCF module route ring response signal is to the step of described calling terminal.But being the present invention, this situation do not realize therefore, not further specifying in the category of Customized Ring Back Tone method discussion.
In two kinds of methods provided by the invention, what all adopt is the mode of prior terminal called customized personal ring-back tone, but those skilled in the art obviously can know by inference, is customized by calling terminal in advance, and its process is identical with method.
It should be noted last that, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the spirit and scope of technical solution of the present invention.
Claims (16)
1, a kind of system based on IP Multimedia System realization Customized Ring Back Tone is characterized in that comprising:
By the definite calling IP communication subnet of speech business;
One individual ring-back tone platform communicates to connect with described calling IP communication subnet, is used to store user's service order relation and user's business setting, and user's service order relation is carried out authentication and authorization;
One ring-back tone resource module communicates to connect with described individual ring-back tone platform, is used for storing multimedia resource, receives described individual ring-back tone platform instruction the carrying out coding negotiation and the broadcast of ring-back tone;
Described calling IP communication subnet comprises respectively:
One IP Access Network is connected with the calling and called terminal communication, is used for inserting and transmit audio call and Customized Ring Back Tone information in packet domain;
One IP Multimedia System comprises a call session control function module and a home subscriber server;
Described call session control function module is connected with described IP Access Network, be used to judge the information type of described IP Access Network forwarding, carry out subscriber identity authentication and carry out the addressing route and call proceeding control, the voice conversation of setting up between the calling IP communication subnet connects; Communicate to connect with described individual ring-back tone platform, be used for carrying out the authentication of service order relation for described individual ring-back tone platform audible ringing tone service information route;
Described home subscriber server and described call session control function module communicate to connect, and are used to preserve user's CAMEL-Subscription-Information, and offer described call session control function module user identity is carried out authentication.
2, system according to claim 1 is characterized in that described call session control function module comprises:
One acts on behalf of call session control function module, communicates to connect with described IP Access Network, is used for judging the information type of described IP Multimedia System Access Network, and carries out the addressing route;
One module with query calling session controlling function communicates to connect with described proxy call session control function module, for described proxy call session control function module provides addressing function;
One service call conversation control function module, communicate to connect with described proxy call session control function module, be used to carry out subscriber identity authentication, the call state of recording user, finish call proceeding control, the voice conversation of setting up between the calling IP communication subnet connects; Described service call conversation control function module also communicates to connect with described individual ring-back tone platform, is used for carrying out the authentication of service order relation for described individual ring-back tone platform audible ringing tone service information route.
3, system according to claim 1 and 2 is characterized in that described home subscriber server comprises:
One subscriber identity data storehouse, the user ID, number and the address information that are used to preserve the home IP communication subnet;
One security information database is used for the key information of storing IP communication subnet access authentication and roams restricted information;
One user's routing database is used to store customer position information;
One user-subscribed database is used to store the value-added service subscription data.
4, a kind of method based on IP Multimedia System realization Customized Ring Back Tone is characterized in that may further comprise the steps:
Step 101, the calling terminal with audio call authority are initiated audio call to called call session control function module by caller IP communication subnet;
Step 102, described called call session control function module are according to the CAMEL-Subscription-Information in the called home subscriber server, the state of inquiry terminal called, if described terminal called is in idle condition, then execution in step 103, otherwise return predetermined busy information to calling terminal, finish;
Step 103, the ringing instruction of described called call session control function module route are to terminal called, and the inquiry individual ring-back tone platform, for the terminal called that has customized Customized Ring Back Tone, obtain and return audible ringing tone mark and give described calling terminal;
Step 104, described calling terminal initiatively obtain Customized Ring Back Tone to described ring-back tone resource module, and play according to described audible ringing tone mark, finish.
5, method according to claim 4 is characterized in that described step 101 is:
Step 1011, calling terminal are initiated audio call, and this call instruction inserts the caller proxy call session control function module by the IP Access Network in the caller IP communication subnet;
Step 1012, described caller proxy call session control function module are selected caller service call conversation control function module by the caller module with query calling session controlling function, and described call instruction is routed to described caller service call conversation control function module;
Step 1013, described caller service call conversation control function module inquiring calling home subscriber server obtain user security information, judge whether the user has the authority of setting up described audio call, be execution in step 1014 then, instruct to described calling terminal and finish otherwise return insufficient permission;
Step 1014, described caller service call conversation control function module inquiring calling home subscriber server obtain user totem information, and the call instruction that will have user totem information routes to called service call conversation control function module.
6, method according to claim 4 is characterized in that described step 103 specifically comprises:
Described called service call conversation control function module is by the step of called proxy call session control function module route ringing instruction to terminal called;
Whether described called service call conversation control function module inquiry individual ring-back tone platform has customized the step that Customized Ring Back Tone carries out authentication to terminal called;
For the terminal called that has customized Customized Ring Back Tone, described individual ring-back tone platform obtains audible ringing tone mark from the ring-back tone resource module, and described sign is sent to the step of described called service call conversation control function module;
The described audible ringing tone mark of described called service call conversation control function module route is given the step of caller service call conversation control function module; And
The described audible ringing tone mark of described caller service call conversation control function module route is given the step of described calling terminal.
7, according to claim 4 or 6 described methods, what it is characterized in that audible ringing tone mark in the described step 103 adopts is the unified resource position of multimedia audible ringing tone file.
8, method according to claim 4 is characterized in that described step 103 also comprises:
For the terminal called of un-customized Customized Ring Back Tone, described called service call conversation control function module route ring response signal is given the step of caller service call conversation control function module; And
Described caller service call conversation control function module route ring response signal is given the step of described calling terminal.
9, method according to claim 4 is characterized in that the step of obtaining Customized Ring Back Tone in the described step 104 is:
Step 1041, calling terminal be according to described audible ringing tone mark, sets up by the IP Access Network of caller IP communication subnet to be connected with the point-to-point of described ring-back tone resource module;
Step 1042, described ring-back tone resource module carry out the broadcast of described Customized Ring Back Tone by described point-to-point connection.
10, method according to claim 9 is characterized in that the broadcast step of Customized Ring Back Tone in the described step 1042 is: calling terminal downloads to local back with described Customized Ring Back Tone and plays.
11, method according to claim 9 is characterized in that the broadcast step of Customized Ring Back Tone in the described step 1042 is: calling terminal is play by the Streaming Media transmission mechanism described Customized Ring Back Tone while downloading.
12, method according to claim 4, after it is characterized in that also comprising the terminal called off-hook, described terminal called returns off hook signal to described calling terminal, and the broadcast of described Customized Ring Back Tone stops, the step that audio call is set up.
13, method according to claim 12 is characterized in that the described step that stops to play described Customized Ring Back Tone is:
Step 1051, described calling terminal send the voice answer-back instruction, give described individual ring-back tone platform by called service call conversation control function module route;
Step 1052, described individual ring-back tone platform obtain described Customized Ring Back Tone from described calling terminal and whether have downloaded the information that finishes, and finish as download, and then execution in step 1053; Otherwise, execution in step 1054;
Step 1053: described individual ring-back tone platform sends and stops play instruction to described calling terminal, and the control calling terminal is not play described Customized Ring Back Tone;
Step 1054: described individual ring-back tone platform sends to and stops play instruction to described ring-back tone resource module;
Step 1055, described ring-back tone resource module return confirms instruction to described Customized Ring Back Tone module, and discharges described point-to-point connection.
14, a kind of method based on IP Multimedia System realization Customized Ring Back Tone is characterized in that may further comprise the steps:
Step 201, when the calling terminal with audio call authority is initiated audio call by caller IP communication subnet, described calling terminal is by calling session control function module inquiry individual ring-back tone platform, if terminal called has customized Customized Ring Back Tone, then described calling session control function module obtains and returns audible ringing tone mark and gives described calling terminal;
Step 202, described calling terminal initiatively obtain multimedia audible ringing tone to described ring-back tone resource module according to described audible ringing tone mark, finish.
15, method according to claim 14 is characterized in that also comprising after the described step 202:
Step 2031, caller service call conversation control function module are inquired about described terminal called and whether are in idle condition, if, undo, otherwise, execution in step 2032;
Step 2032, described caller service call conversation control function module send to described individual ring-back tone platform and stop play instruction;
Step 2033, described individual ring-back tone platform send and stop play instruction to described ring-back tone resource module, and described ring-back tone resource module discharges described point-to-point connection;
Step 2034, described caller service call conversation control function module send predetermined busy information to described calling terminal, replace the broadcast of current Customized Ring Back Tone.
16, method according to claim 14, after it is characterized in that also comprising the terminal called off-hook, described terminal called returns off hook signal by described voice conversation connection to described calling terminal, and the broadcast of described Customized Ring Back Tone stops, the step that audio call is set up.
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| CNB2006100836748A CN100411391C (en) | 2006-06-02 | 2006-06-02 | System and method for realizing customized ring back tone based on IP multimedia subsystem |
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| CNB2006100836748A CN100411391C (en) | 2006-06-02 | 2006-06-02 | System and method for realizing customized ring back tone based on IP multimedia subsystem |
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| CN1866930A true CN1866930A (en) | 2006-11-22 |
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