CN102026128B - Method and system for obtaining user association number - Google Patents
Method and system for obtaining user association number Download PDFInfo
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- CN102026128B CN102026128B CN 200910176423 CN200910176423A CN102026128B CN 102026128 B CN102026128 B CN 102026128B CN 200910176423 CN200910176423 CN 200910176423 CN 200910176423 A CN200910176423 A CN 200910176423A CN 102026128 B CN102026128 B CN 102026128B
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Abstract
The invention provides a method and a system for obtaining association number. The method comprises the steps of: triggering intelligent business by the mobile switching equipment after receiving the calling initiated by the user equipment (UE), sending the user IMSI of the UE to SCP or SC AS of the user address assignment, distributing the IMRN after SCP or SC AS receives the IMSI, preserving the corresponding relation of the IMRN and the IMSI, returning the INRN to the mobile switching equipment, sending session request to the SC AS and carrying the IMRN after receiving the IMRN by the mobile switching equipment, and obtaining the user association number according to the IMRN after the SC AS receives the session request, wherein the association number is obtained by the SC AS by querying the affiliated subscriber server according to the IMSI corresponding to the IMRN from local or the SCP. The invention avoids the problem that the association number loss in the network transmission of the number sharing scene.
Description
Technical field
The present invention relates to IP (Internet Protocol, network interconnection agreement) IP multimedia subsystem, IMS (IMS:IP Multimedia Core Network Subsystem), when relating in particular to the user and initiating between territory Session Hand-off in this system, with the method and system of the session of session association grappling last time newly initiated.
Background technology
IP Multimedia System is a kind of IP-based network architecture that is proposed by third generation partner program 3GPP (3rd GenerationPartnership Project), it has made up an opening and service environment flexibly, support multimedia application, and provide abundant multimedia service for the user.
IMS is based on the communication network framework of IP, irrelevant with access technology, except being GPRS (General Packet Radio Service, GPRS), WLAN (Wireless LocalArea Network, WLAN (wireless local area network)) etc. packet access network provides outside the business, can also be GSM (Global System for Mobile communications, global system for mobile communications), the mobile cellular networks such as UMTS (Universal Mobile Telecommunications System, unified mobile communcations system) provide professional.
The mobile cellular network such as GSM, UMTS adopts circuit-switched technology, is called circuit (CircuitSwitched is called for short CS) territory, can provide basic speech business for the user, and based on the supplementary service of speech business.When CS territory access IMS, it develops into a kind of access way, and business provides by IMS is unified fully, and this technology is called IMS centralized traffic (IMS Centralized Service is called for short ICS).
Subscriber equipment (User Equipment, UE) keeps the continuity of voice in packet-switched domain (PS territory) and circuit commutative field (CS territory) switching.Guarantee that this successional technology is called IMS continuous voice call (Voice Call Continuity is called for short VCC).
Fig. 1 is the system reference framework of IMS Session Hand-off.Whole framework comprises subscriber equipment (UserEquipment, be called for short UE) 101, (the Mobile Switch Center of mobile switching centre, be called for short MSC) 102, MGCF (Media Gateway Control Function, be called for short MGCF) 103, media gateway (Media Gateway, be called for short MGW) 104, Proxy Call Session Control Function (ProxyCall Session Control Function, be called for short P-CSCF) 105, query call conversation control function (Interrogating Call Session Control Function, be called for short I-CSCF) 106, home subscriber server (Home Subscriber Server, be called for short HSS) 107, service call conversation control function (Serving Call Session Control Function, be called for short S-CSCF) 108, business continuance application server (Service Continuity Application Server, be called for short SC AS) 109, service control point (Service Control Point is called for short SCP) 110.
SC AS 109 provides and comprises multimedia service continuous server, operation service in multimedia device etc., can be the user services such as multimedia service continuity, multimedia service are provided.
SCP 110, and the intelligent network business control network element mainly can carry out third party's Service control to the traditional circuit domain business by IN service, can close with SC AS and establish.
Associated numbers (Correlation MSISDN (Mobile Station International ISDNNumber Mobile Subscriber International ISDN number), C-MSISDN), also can be described as the user-association number, when being used for Session Hand-off, the number of a unique related session is shared Session Hand-off problem under the scene to solve the IMS number.In the IMS field, associated numbers and user's private user identity are corresponding one by one.Associated numbers normally the user in IMS registration, bring SC AS by S-CSCF by third-party registration the time, perhaps SC AS acquires to HSS according to user's private user identity when receiving third-party registration.In the time of user's initiation session, SC AS is with associated numbers grappling current session, and when the user initiates inter-domain call when shifting, SC AS is according to the session of grappling in the associated numbers association in the newly-established session request, and to its switching.
Fig. 2 is that number is shared under the scene schematic diagram of Session Hand-off.Number 123 is shared by UE 1 and UE 2 simultaneously, and in the time of UE 1 use 123 and far-end initiation session, UE 2 also uses 123 numbers and far-end initiation session simultaneously, and at this time UE 2 may be because move, and decision switches to the CS territory to current session.
Fig. 3 is that number is shared under the scene, the flow chart of Session Hand-off, and UE 1 and UE 2 are VCC user.
301, there is a session of communicating by letter in UE 1 with UE 3 in the PS territory, and this session service control signal is anchored on the IMS network SC AS, and the number of UE 1 is that the number of 123, UE 3 is 444, and wherein SC AS uses this session of associated numbers 111 grapplings of UE 1;
302, also there is a session of communicating by letter in UE 2 with UE 4 in the PS territory, this session service control signal is anchored on the IMS network SC AS equally, and the number of UE 2 and UE 1 share, and are all 123, the number of UE 4 is 555, and wherein SC AS uses this session of associated numbers 222 grapplings of UE 2;
303, UE 2 at this time may owing to eat dishes without rice or wine wireless quality or user move, arrive circuit domain to current Session Hand-off;
304, UE 2 is in objective circuit territory network operative norm attachment flow;
305, after UE 2 adheres to successfully, send call setup request message to circuit-domain network, comprise (User Identity, called number) in the message.Called number is set to Session Hand-off number (the Session Transfer Number of subscriber equipment static configuration, STN), this number is mainly used in route and sign Session Hand-off, when circuit domain core net is received setup requests, according to STN, corresponding session request is routed to user UE 2 home network SC AS, when SC AS receives the session request, judge that according to STN current session request is to switch for session, and replace original session;
306, Mobile Switching Center Server (MSC Server) is received the setup requests of UE 2, according to the STN number analysis, sends the address initial message to UE 2 home domain IMS network MGCF, comprises called number and calling number in the message.Called number is STN, and calling number is set to the associated numbers of UE 2;
MSC Server obtains associated numbers dual mode usually, a kind of, and by 304 steps, HSS downloads the Server to MSC to C-MSISDN as Subscriber Number; Another mode, MSC Server exhales IN service that C-MSISDN is replaced to user's calling number by rising;
307, after MGCF receives the address initial message, group bag SIP (Session Initial Protocol is called for short SIP) session invitation message, destination address is STN, sends to SC AS;
308, SC AS receives session invitation message, according to the destination address in the message be STN to judge this session be session transfer request message, and be UE 2 users' associated numbers according to the calling number in the message, the PS territory session of grappling before finding;
309, upgrading far-end UE 4 media peer IP address and port address is IP address and the port numbers of new session;
310, after far-end was updated successfully, SC AS discharged former PS territory session;
311, SC AS returns the session success message to UE 2, the success of indication Session Hand-off;
According to top process analysis, when user's roaming, roam in traditional MSC Server zone, traditional MSC Server refers to it is the MSC Server that does not support the SIP signaling interface here.MGCF is deployed in user attaching territory IMS network, 306 step address initial messages may need through transmitting between a plurality of conventional telecommunications network elements, just can pass to MGCF, because calling number is an Optional Field in the initial message of address, in transmittance process, may be lost.Can cause like this 308 step SC AS can't come according to the associated numbers of carrying in the session invitation message calling number field session of related grappling last time, thereby make the Session Hand-off failure.
Summary of the invention
Technical problem to be solved by this invention provides a kind of associated numbers acquisition methods, avoids number to share the problem that associated numbers is lost under the scene between network delivery.
In order to solve the problems of the technologies described above, the invention provides a kind of acquisition methods of associated numbers, comprising:
After mobile switch equipment is received the calling of subscriber equipment (UE) initiation, trigger intelligent business sends to the user's of this UE international mobile subscriber identity (IMSI) service control point (SCP) or the business continuance application server (SC AS) of this user ascription area;
After this SCP or SC AS receive this IMSI, distribute an IP Multimedia Routing Number (IMRN), preserve the corresponding relation of this IMRN and this IMSI, and this IMRN is returned this mobile switch equipment; After this mobile switch equipment is received this IMRN, send the session request and carry this IMRN to this SC AS;
After this SC AS receives this session request, obtain this user's associated numbers according to this IMRN, this associated numbers is that this SC AS obtains from the home subscriber server inquiry according to IMSI corresponding to this IMRN that obtains from local or this SCP.
Further, above-mentioned acquisition methods also can have following characteristics:
After this mobile switch equipment trigger intelligent business, be that this IMSI is sent to this SCP, the correspondence relationship information of distributing, returning this IMRN and preserve this IMSI and IMRN by this SCP;
After this SC AS receives the session request of carrying this IMRN of this mobile switch equipment transmission, obtain this user's associated numbers finishes in the following manner according to this IMRN: judging this IMRN is not that oneself distributes, get access to this IMSI corresponding to this IMRN from this SCP, then use this IMSI to obtain this user's associated numbers from the home subscriber server inquiry.
Further, above-mentioned acquisition methods also can have following characteristics:
After this mobile switch equipment trigger intelligent business, that this IMSI is sent to this SCP, this SCP obtains the address of this SC AS and this IMSI is forwarded to this SC AS according to this IMSI, distribute, return this IMRN by this SC AS, inquire this user's associated numbers from home subscriber server according to this IMSI, and preserve the correspondence relationship information of this IMRN and this associated numbers;
After this SC AS receives the session request of carrying this IMRN of this mobile switch equipment transmission, obtain this user's associated numbers finishes in the following manner according to this IMRN: judging this IMRN is that oneself distributes, and directly obtains this associated numbers corresponding to this IMRN from this locality.
Further, above-mentioned acquisition methods also can have following characteristics:
This acquisition methods is applied to that at least one UE shares under the scene of number among the UE that this UE and other carry out packet switching (PS) territory session simultaneously, the session conversion process that this UE determines session is initiated after circuit switching (CS) territory is transferred in the PS territory.
Further, above-mentioned acquisition methods also can have following characteristics:
After this mobile switch equipment trigger intelligent business, called number and this IMSI that also will be set to the Session Hand-off number send to this SCP or this SC AS together, and this SCP or this SC AS also preserve the correspondence relationship information of this IMRN and this called number;
After this SC AS receives the session request of this mobile switch equipment transmission, also obtain called number corresponding to this IMRN from local or this SCP, after judging that this called number is the Session Hand-off number, the PS territory session that the CS territory session association of this UE being initiated with this associated numbers arrives this UE of former grappling.
Further, above-mentioned acquisition methods also can have following characteristics:
This IMRN that this SCP or SC AS distribute for this UE is an IMRN who points to this SC AS, and this mobile switch equipment is routed to this SC AS according to this IMRN with the session request.
Correspondingly, the present invention also provides a kind of system that obtains associated numbers, comprises subscriber equipment (UE), mobile switch equipment, service control point (SCP) and business continuance application server (SC AS), wherein:
Described mobile switch equipment is used for after receiving the calling that UE initiates, and trigger intelligent business sends to the user's of described UE international mobile subscriber identity (IMSI) service control point (SCP) of this user ascription area; And after receiving the IP Multimedia Routing Number that described SCP returns (IMRN), send the session request and carry this IMRN to described SC AS;
Described SCP is used for after receiving the IMSI that described mobile switch equipment sends, and distributes an IMRN who points to described SC AS, the correspondence relationship information of preserving this IMRN and this IMSI, and this IMRN turned back to described mobile switch equipment;
Described SC AS is used for after receiving this session request, as judges that this IMRN is not that oneself distributes, and gets access to this IMSI corresponding to this IMRN from this SCP, then uses this IMSI to obtain this user's associated numbers from the home subscriber server inquiry.
Further, said system also can have following characteristics:
The calling that described mobile switch equipment is received is that described UE and other carry out simultaneously that at least one UE shares under the scene of number among the UE of packet switching (PS) territory session, described UE transfers to the calling that initiate in circuit switching (CS) territory with session from packet switching (PS) territory, after trigger intelligent business, called number and this IMSI that also will be set to the Session Hand-off number send to described SCP together;
Described SCP also is used for preserving the correspondence relationship information of this IMRN and this called number;
Described SC AS also is used for after receiving the session request that this mobile switch equipment sends, obtain called number corresponding to this IMRN from this SCP, as judge that this called number is the Session Hand-off number, the PS territory session that the CS territory session association of with this associated numbers this UE being initiated again arrives this UE of former grappling.
Correspondingly, the present invention also provides another system that obtains associated numbers, comprises subscriber equipment (UE), mobile switch equipment, service control point (SCP) and business continuance application server (SC AS), wherein:
Described mobile switch equipment is used for after receiving the calling that UE initiates, trigger intelligent business sends to the user's of this UE international mobile subscriber identity (IMSI) the business continuance application server (SC AS) of this user ascription area by service control point (SCP); And after receiving the IP Multimedia Routing Number (IMRN) that described SC AS returns, send the session request and carry this IMRN to described SC AS;
Described SCP is used for after receiving this IMSI, obtains the address of described SC AS and this IMSI is forwarded to described SC AS according to this IMSI;
Described SC AS is used for after receiving the IMSI that described SCP transmits, inquire this user's associated numbers from home subscriber server according to this IMSI, distribute an IMRN who points to described SC AS, this IMRN is turned back to described mobile switch equipment, and preserve the correspondence relationship information of this IMRN and this associated numbers; And after receiving this session request, as judge that this IMRN is that oneself distributes, and directly gets access to this associated numbers corresponding to this IMRN from this locality.
Further, said system also can have following characteristics:
The calling that described mobile switch equipment is received is that described UE and other are when carrying out simultaneously that at least one UE shares number among the UE of packet switching (PS) territory session, described UE transfers to the calling that initiate in circuit switching (CS) territory with session from packet switching (PS) territory, after trigger intelligent business, called number and this IMSI that described mobile switch equipment also will be set to the Session Hand-off number send to described SCP together;
Described SCP also is used for and will be forwarded to together described SC AS with this IMSI behind this called number;
Described SC AS also is used for preserving the correspondence relationship information of this IMRN and this called number, after receiving the session request that described mobile switch equipment sends, obtain corresponding called number according to this IMRN, as judge that this called number is the Session Hand-off number, the PS territory session that the CS territory session association of with this associated numbers described UE being initiated again arrives the described UE of former grappling.
Use such scheme, can obtain reliably associated numbers and come the session of related grappling last time, can solve at number and share the problem that associated numbers is lost under the scene between network delivery, when being used for sharing the Session Hand-off process of number, that can avoid that it causes can't the Session Hand-off problem.
Description of drawings
Fig. 1 is the system reference framework of IMS Session Hand-off;
Fig. 2 is the schematic diagram that the IMS number is shared Session Hand-off under the scene;
Fig. 3 is the flow chart that the IMS number is shared Session Hand-off under the scene;
Fig. 4 is the flow chart of the embodiment of the invention one, and the IMRN number is provided by SCP;
Fig. 5 is the flow chart of the embodiment of the invention two, and the IMRN number is provided by SC AS.
Embodiment
Below in conjunction with drawings and Examples technical scheme of the present invention is described in detail.
Embodiment one
The present embodiment is the scene that IP Multimedia Routing Number (IMRN:IP Multimedia Routing Number) is provided by SCP.There is a session in UE in the PS territory, when the user need to switch to the CS territory to session, when the CS territory has initiated to exhale, MSC Server trigger intelligent business is obtained IMRN, SCP brings MSCServer the IMRN of the sensing user ascription area SC AS that configures in the own database, MSC Server is routed to SC AS to session according to IMRN, and SC AS obtains user data according to IMRN to SCP, and obtains associated numbers according to the international mobile subscriber identity that obtains (IMSI) from HSS:
The idiographic flow of the present embodiment method may further comprise the steps as shown in Figure 4:
401, there are a session in UE 1 and UE 2 in the PS territory, and business control signaling is anchored on SC AS;
402, UE 1 determines session is switched to the CS territory, makes a call in the CS territory, sends call setup message to MSC Server, and called number is the STN number in the message;
403, MSC Server receives the call setup message of UE 1, and trigger intelligent business sends the request message that obtains IMRN to user ascription area SCP, carries user's IMSI, called number and service key in the message;
Service key is mainly used in indicating current triggering type of service to SCP, and the concrete handling process of this IN service is seen the description in this step and the subsequent step.
404, after SCP receives the request message that obtains IMRN of MSC Server transmission, distribute an IMRN who points to user ascription area SC AS according to the service key in the message and IMSI, the correspondence relationship information of IMSI and IMRN in the IMRN request message, called number is obtained in preservation, and IMRN is returned to MSC Server;
If comprise calling number in the request message that obtains IMRN that MSC Server sends in the step 403, SCP also can preserve the correspondence relationship information of IMSI and calling number.
405-406, MSC Server are routed to described SC AS to the message of session request according to IMRN after receiving the IMRN that SCP returns, and carry IMRN in the message;
In this process, MSC Server sends the address initial message to MGCF first, and MGCF receives that backward SC AS sends session invitation message, all is considered as these two message the message of session request in the literary composition.All carry IMRN in two message, in one example, can IMRN as called number.Also can carry simultaneously the STN number in two message.The IMS system initiates UE in the CS territory calling is as a kind of Dialog processing.
407, SC AS receives message, and the IMRN that judges in the message is not that oneself distributes, and sends the message of obtaining user data to SCP, carries IMRN in the message;
408, after SCP receives the message of obtaining user data, find the IMSI corresponding with this IMRN and the called number of preservation according to IMRN wherein, and return to SC AS;
SCP can also return to SC AS with the calling number corresponding with this IMRN of preserving.
409, after SC AS receives the IMSI and called number that SCP returns, send the message of obtaining associated numbers to HSS, carry this IMSI;
410, after HSS receives the message of obtaining associated numbers, find corresponding associated numbers according to the IMSI in the message, return to SC AS;
411, after SC AS obtains the associated numbers success, judge that 409 go on foot whether the called number that obtains is STN, if so, the CS territory session association that SC AS will newly initiate according to associated numbers arrives the PS territory session of former grappling;
412, SC AS notice UE 2 upgrades media IP address, opposite end;
413, after UE 2 was updated successfully, SC AS sent call answering to UE 1.
The usefulness of mentioning in embodiment one and two the flow process refers to the user of UE1 per family.
Correspondingly, the system that obtains associated numbers that the present embodiment provides comprises UE, MSC Server, SCP and SC AS, wherein:
MSC Server is used for after receiving the calling that UE initiates, and trigger intelligent business sends to the user's of this UE IMSI and the called number that is set to STN the SCP of this user ascription area; And after receiving the IMRN that SCP returns, send the session request and carry this IMRN to SC AS;
SCP is used for distributing the IMRN of a described SC AS of sensing after receiving the IMSI and called number that MSC Server sends, the correspondence relationship information of preserving this IMRN, IMSI and called number, and this IMRN returned to MSC Server;
SC AS is used for after receiving the session request, as judge that this IMRN is not that oneself distributes, get access to this IMRN corresponding this IMSI and called number from this SCP, then use this IMSI to obtain this user's associated numbers from the home subscriber server inquiry, as judge that this called number is the Session Hand-off number, the PS territory session that the CS territory session association of with this associated numbers this UE being initiated again arrives this UE of former grappling.
Embodiment two
The present embodiment is the scene that the IMRN number is provided by SC AS, SCP is transmitted to SC AS to message after receiving the request message that obtains IMRN, SC AS is according to the IMSI in the message, obtain associated numbers to HSS, the IMRN that distributes sensing itself, preserve associated numbers and IMSI and IMRN relation, by SCP IMRN is returned to MSC Server, MSC Server is routed to SC AS to session according to IMRN again, the associated numbers that SC AS preserves before finding according to this IMRN, according to the session of the related former PS territory grappling of associated numbers, and this is switched;
The idiographic flow of the present embodiment method may further comprise the steps as shown in Figure 5:
501, there are a session in UE1 and UE 2 in the PS territory, and business control signaling is anchored on SC AS;
502, UE 1 determines session is switched to the CS territory, makes a call in the CS territory, sends call setup message to MSC Server, and called number is the STN number in the message;
503, MSC Server receives the call setup message of UE, and trigger intelligent business sends the request message that obtains IMRN to user ascription area SCP, carries user's IMSI, called number and service key in the message;
After 504-505, SCP receive that MSC Server obtains the request message of IMRN, the address that obtains user ascription area SC AS according to the IMSI in the message;
In one example, SCP can obtain according to IMSI the address of the user ascription area SC AS of local configuration; In another example, SCP can obtain according to user's IMSI the address of user ascription area SC AS to the HSS inquiry.
506, after SCP obtains the address of user ascription area SC AS, transmit and obtain the request message of IMRN to this SC AS;
507, after SC AS receives the request message that obtains IMRN, distribute the IMRN number of sensing itself, send the message of obtaining associated numbers to HSS according to IMSI in the message, carry this IMSI;
508, after HSS receives the message of obtaining associated numbers, find corresponding associated numbers according to the IMSI in the message, return to SC AS;
509, SC AS preserves the correspondence relationship information of IMRN, user IMSI, called number and associated numbers, through SCP IMRN is returned to MSC Server;
In the above-mentioned steps 503, obtain in the request message of IMRN and can also comprise calling number, in this step, SC AS also can preserve the correspondence relationship information of IMRN and calling number.
510-511, MSC Server are routed to described SC AS to the message of session request according to this IMRN after receiving the IMRN that SC AS returns;
In this process, MSC Server first sends the address initial message to MGCF, and MGCF receives that backward SC AS sends session invitation message, all carries IMRN in two message, in one example, can IMRN as called number.Also can carry simultaneously the STN number in two message.
512, SC AS finds corresponding associated numbers and the called number of this IMRN of preservation according to IMRN, judges whether called number is STN, if so, and according to the PS session of the related former grappling of associated numbers;
513, SC AS notice UE 2 upgrades media IP address, opposite end;
514, after UE 2 is updated successfully, send call answering to UE 1.
Correspondingly, the system that the present embodiment obtains associated numbers comprises UE, MCS Server, SCP and SC AS, wherein:
MCS Server is used for after receiving the calling that UE initiates, and trigger intelligent business sends to the user's of this UE IMSI and the called number that is set to STN the SCAS of this user ascription area by SCP; And after receiving the IMRN that SC AS returns, send the session request and carry this IMRN to SC AS;
SCP is used for after receiving this IMSI, obtains the address of described SC AS and this IMSI and called number are forwarded to described SC AS according to this IMSI;
SC AS is used for after receiving the IMSI and called number that SCP transmits, inquire this user's associated numbers from HSS according to IMSI, distribute an IMRN who points to described SC AS, this IMRN is turned back to MCS Server, and preserve the correspondence relationship information of this IMRN, associated numbers, called number; And after receiving the session request, as judge that this IMRN is that oneself distributes, directly get access to this IMRN corresponding this associated numbers and called number from this locality, as judge that this called number is the Session Hand-off number, the PS territory session that the CS territory session association of with this associated numbers described UE being initiated again arrives the described UE of former grappling.
Certainly; the present invention also can have other various embodiments; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
For example, the MCS Server among above-mentioned two embodiment also can be mobile switching centre (MSC), and MCS Server and MSC can be referred to as mobile switch equipment.
And for example, when in mobile switch equipment sends to the session request of SC AS, comprising simultaneously called number and IMRN, in trigger intelligent business before, mobile switch equipment can not send called number to SCP or SC AS, and SCP or SC AS also need not preserve the correspondence relationship information of this called number and IMRN.
In addition, should be noted that such scheme not merely is applicable to share in the process that the UE initiation session shifts under the number scene, also can be used for the scene that other SC AS need to obtain associated numbers.
Claims (10)
1. the acquisition methods of an associated numbers comprises:
After mobile switch equipment was received the calling that user equipment (UE) initiates, trigger intelligent business sent to the user's of this UE international mobile subscriber identity IMSI service control point (SCP) or the business continuance application server SCAS of this user ascription area;
After this SCP or SCAS receive this IMSI, distribute an IP Multimedia Routing Number IMRN, preserve the corresponding relation of this IMRN and this IMSI, and this IMRN is returned this mobile switch equipment; After this mobile switch equipment is received this IMRN, send the session request and carry this IMRN to this SCAS;
After this SCAS receives this session request, obtain this user's associated numbers according to this IMRN, this associated numbers is that this SCAS obtains from the home subscriber server inquiry according to IMSI corresponding to this IMRN that obtains from local or this SCP.
2. acquisition methods as claimed in claim 1 is characterized in that:
After this mobile switch equipment trigger intelligent business, be that this IMSI is sent to this SCP, the correspondence relationship information of distributing, returning this IMRN and preserve this IMSI and IMRN by this SCP;
After this SCAS receives the session request of carrying this IMRN of this mobile switch equipment transmission, obtain this user's associated numbers finishes in the following manner according to this IMRN: judging this IMRN is not that oneself distributes, get access to this IMSI corresponding to this IMRN from this SCP, then use this IMSI to obtain this user's associated numbers from the home subscriber server inquiry.
3. acquisition methods as claimed in claim 1 is characterized in that:
After this mobile switch equipment trigger intelligent business, that this IMSI is sent to this SCP, this SCP obtains the address of this SCAS and this IMSI is forwarded to this SCAS according to this IMSI, distribute, return this IMRN by this SCAS, inquire this user's associated numbers from home subscriber server according to this IMSI, and preserve the correspondence relationship information of this IMRN and this associated numbers;
After this SCAS receives the session request of carrying this IMRN of this mobile switch equipment transmission, obtain this user's associated numbers finishes in the following manner according to this IMRN: judging this IMRN is that oneself distributes, and directly obtains this associated numbers corresponding to this IMRN from this locality.
4. such as claim 1 or 2 or 3 described acquisition methods, it is characterized in that:
This acquisition methods is applied to that at least one UE shares under the scene of number among the UE that this UE and other carry out packet switching PS territory session simultaneously, the session conversion process that this UE determines session is initiated after the circuit switching (CS) territory is transferred in the PS territory.
5. acquisition methods as claimed in claim 4 is characterized in that:
After this mobile switch equipment trigger intelligent business, called number and this IMSI that also will be set to the Session Hand-off number send to this SCP or this SCAS together, and this SCP or this SCAS also preserve the correspondence relationship information of this IMRN and this called number;
After this SCAS receives the session request of this mobile switch equipment transmission, also obtain called number corresponding to this IMRN from local or this SCP, after judging that this called number is the Session Hand-off number, the PS territory session that the CS territory session association of this UE being initiated with this associated numbers arrives this UE of former grappling.
6. such as claim 1 or 2 or 3 described acquisition methods, it is characterized in that:
This IMRN that this SCP or SCAS distribute for this UE is an IMRN who points to this SCAS, and this mobile switch equipment is routed to this SCAS according to this IMRN with the session request.
7. a system that obtains associated numbers comprises user equipment (UE), mobile switch equipment, service control point (SCP) and business continuance application server SCAS, it is characterized in that:
Described mobile switch equipment is used for after receiving the calling that UE initiates, and trigger intelligent business sends to the user's of described UE international mobile subscriber identity IMSI the service control point (SCP) of this user ascription area; And after receiving the IP Multimedia Routing Number IMRN that described SCP returns, send the session request and carry this IMRN to described SCAS;
Described SCP is used for after receiving the IMSI that described mobile switch equipment sends, and distributes an IMRN who points to described SCAS, the correspondence relationship information of preserving this IMRN and this IMSI, and this IMRN turned back to described mobile switch equipment;
Described SCAS is used for after receiving this session request, as judges that this IMRN is not that oneself distributes, and gets access to this IMSI corresponding to this IMRN from this SCP, then uses this IMSI to obtain this user's associated numbers from the home subscriber server inquiry.
8. system as claimed in claim 7 is characterized in that:
The calling that described mobile switch equipment is received is that described UE and other carry out simultaneously that at least one UE shares under the scene of number among the UE of packet switching PS territory session, described UE transfers to the calling that initiate in the circuit switching (CS) territory with session from packet switching PS territory, after trigger intelligent business, called number and this IMSI that also will be set to the Session Hand-off number send to described SCP together;
Described SCP also is used for preserving the correspondence relationship information of this IMRN and this called number;
Described SCAS also is used for after receiving the session request that this mobile switch equipment sends, obtain called number corresponding to this IMRN from this SCP, as judge that this called number is the Session Hand-off number, the PS territory session that the CS territory session association of with this associated numbers this UE being initiated again arrives this UE of former grappling.
9. a system that obtains associated numbers comprises user equipment (UE), mobile switch equipment, service control point (SCP) and business continuance application server SCAS, it is characterized in that:
Described mobile switch equipment is used for after receiving the calling that UE initiates, and trigger intelligent business sends to the user's of this UE international mobile subscriber identity IMSI the business continuance application server SCAS of this user ascription area by the service control point (SCP); And after receiving the IP Multimedia Routing Number IMRN that described SCAS returns, send the session request and carry this IMRN to described SCAS;
Described SCP is used for after receiving this IMSI, obtains the address of described SCAS and this IMSI is forwarded to described SCAS according to this IMSI;
Described SCAS is used for after receiving the IMSI that described SCP transmits, inquire this user's associated numbers from home subscriber server according to this IMSI, distribute an IMRN who points to described SCAS, this IMRN is turned back to described mobile switch equipment, and preserve the correspondence relationship information of this IMRN and this associated numbers; And after receiving this session request, as judge that this IMRN is that oneself distributes, and directly gets access to this associated numbers corresponding to this IMRN from this locality.
10. system as claimed in claim 9 is characterized in that:
The calling that described mobile switch equipment is received is that described UE and other are when carrying out simultaneously that at least one UE shares number among the UE of packet switching PS territory session, described UE transfers to the calling that initiate in the circuit switching (CS) territory with session from packet switching PS territory, after trigger intelligent business, called number and this IMSI that described mobile switch equipment also will be set to the Session Hand-off number send to described SCP together;
Described SCP also is used for and will be forwarded to together described SCAS with this IMSI behind this called number;
Described SCAS also is used for preserving the correspondence relationship information of this IMRN and this called number, after receiving the session request that described mobile switch equipment sends, obtain corresponding called number according to this IMRN, as judge that this called number is the Session Hand-off number, the PS territory session that the CS territory session association of with this associated numbers described UE being initiated again arrives the described UE of former grappling.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910176423 CN102026128B (en) | 2009-09-14 | 2009-09-14 | Method and system for obtaining user association number |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910176423 CN102026128B (en) | 2009-09-14 | 2009-09-14 | Method and system for obtaining user association number |
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| CN102026128A CN102026128A (en) | 2011-04-20 |
| CN102026128B true CN102026128B (en) | 2013-10-16 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1633154A (en) * | 2003-12-24 | 2005-06-29 | 华为技术有限公司 | A method for implementing call transfer in services of personal communication type |
| CN1942001A (en) * | 2005-09-29 | 2007-04-04 | 深圳市点睛科技有限公司 | Associated telephone calling method and its telecommunication system |
| CN101052178A (en) * | 2006-12-01 | 2007-10-10 | 中兴通讯股份有限公司 | Method and device for double mode/multiple mode terminal call transfer |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1633154A (en) * | 2003-12-24 | 2005-06-29 | 华为技术有限公司 | A method for implementing call transfer in services of personal communication type |
| CN1942001A (en) * | 2005-09-29 | 2007-04-04 | 深圳市点睛科技有限公司 | Associated telephone calling method and its telecommunication system |
| CN101052178A (en) * | 2006-12-01 | 2007-10-10 | 中兴通讯股份有限公司 | Method and device for double mode/multiple mode terminal call transfer |
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| CN102026128A (en) | 2011-04-20 |
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