CN102546521A - CDMA (Code Division Multiple Access) business nested method and system based on IMS (IP Multimedia Subsystem) network - Google Patents
CDMA (Code Division Multiple Access) business nested method and system based on IMS (IP Multimedia Subsystem) network Download PDFInfo
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Abstract
The invention discloses a CDMA (Code Division Multiple Access) business nested method and system based on an IMS (IP Multimedia Subsystem) network. The CDMA business nested method comprises the following steps: a core network of a C-network obtains information signed by users signed in the C-network and triggers calls to an anchoring business platform according to the signed information; the anchoring business platform caches calling party numbers and called party numbers of the calls and distributes temporary local numbers for the calls; the core network routes the calls to an MGCF (Media Gateway Control Function) module of the IMS network of a user attribution place according to the temporary local numbers; the MGCF module obtains the called numbers of the calls from the anchoring business platform and routes the calls to a S-CSCF (Serving-Call Session Control Function) module; the S-CSCF module sequentially triggers the calls to corresponding business platforms according to iFC (Initial Filter Criteria) information signed by the users in the IMS network and a priority order; and after the business platforms process the calls, the business platforms route the calls to a target network or interacts with the MGCF so as to land the calls. According to the CDMA business nested method, the coming and going calls of the C-network user can be routed to the IMS network so as to realize the nested triggering of multiple services.
Description
Technical field
The present invention relates to IP Multimedia System, especially, relate to a kind of cdma service nesting method and system based on the IMS network.
Background technology
Code division multiple access (Code Division Multiple Access CDMA) is the branch of digital technology--a kind of brand-new and ripe wireless communication technology that grows up on the spread spectrum technic.Cdma network is divided into three phases, is respectively IS-95, CDMA One and CDMA2000.The technical advantage that cdma network had is: wireless network planning is simple, frequency reuse is high; Good concealment, confidentiality height; Adopt unique soft hand-off, reduced cutting off rate; The mobile phone transmitting power is low, radiation is little.
Yet; Under existing C DMA network technology system; CDMA user can only be provided with on HLR with service trigger to an intelligent network business platform (that is, can only with sign indicating number (GT) address, service trigger to the whole world), if having a plurality of intelligent service platforms that multiple business is provided respectively on the cdma network like this; The user can't realize triggering simultaneously multiple business, also just can not use multiple business simultaneously.
Summary of the invention
The technical problem that the present invention will solve provides a kind of cdma service nesting method and system based on the IMS network, can realize the nested triggering of multiple business through the grappling business platform.
According to an aspect of the present invention; Proposed a kind of cdma service nesting method, comprised that the core net of cdma network is obtained the user in the signatory information of cdma network, call has been arrived the grappling business platform according to the information of being contracted based on the IMS network; Wherein, signatory information is that grappling is professional; Calling number and called number that grappling business platform buffer memory is called out, and be call distribution interim local number; The interim local number that core net issues according to the grappling business platform routes the call to the MGCF of the IMS network of user ascription area; MGCF obtains the called number of calling according to the interim local number from the grappling business platform, and routes the call to the S-CSCF of IMS network; S-CSCF according to priority will call out in proper order in the iFC of IMS network contraction information according to the user and be triggered to successively and iFC information corresponding service platform; After each business platform corresponding with iFC information all finished dealing with, route the call to objective network or with MGCF alternately so that calling is landed.
An embodiment according to the inventive method; IFC information comprises calling service triggering criterion and called service triggering criterion, and calling service triggering criterion according to priority order comprises trigger compensation business, triggers the IVPN outgoing traffic and triggers super wireless outgoing traffic; Called service triggering criterion according to priority order comprises the super wireless incoming traffic of triggering, triggering IVPN incoming traffic, trigger compensation business and triggers the professional incoming traffic of grappling.
Another embodiment according to the inventive method; When calling out to caller, S-CSCF will call out the step that is triggered to successively with iFC information corresponding service platform according to the user in the iFC of IMS network contraction information and comprise that S-CSCF obtains the iFC information that the user as caller contracts; IFC information of obtaining and calling service triggering criterion are mated, will call out according to matching result and be triggered to supplementary service platform, IVPN business platform and super Ropeless service platform successively.
Another embodiment according to the inventive method; Calling out when called, S-CSCF will call out the step that is triggered to successively with iFC information corresponding service platform according to the user in the iFC of IMS network contraction information and comprise that S-CSCF obtains the iFC information of contracting as called user; IFC information of obtaining and called service triggering criterion are mated, will call out according to matching result and be triggered to super Ropeless service platform, IVPN business platform, supplementary service platform and grappling business platform successively.
Embodiment again according to the inventive method; Calling out when registering for calling transfer, S-CSCF will call out the step that is triggered to successively with iFC information corresponding service platform according to the user in the iFC of IMS network contraction information and comprise that S-CSCF obtains the iFC information that user that calling transfer registers contracts of carrying out; IFC information of obtaining and calling service triggering criterion are mated, call is arrived the supplementary service platform according to matching result.
Embodiment again according to the inventive method; When calling out to calling transfer, S-CSCF will call out the step that is triggered to successively with iFC information corresponding service platform according to the user in the iFC of IMS network contraction information and comprise that S-CSCF obtains the iFC information of contracting as called user; IFC information of obtaining and called service triggering criterion are mated, will call out according to matching result and be triggered to super Ropeless service platform, IVPN business platform and supplementary service platform successively; The supplementary service platform detects as called user and has registered call transfer service, and called subscriber's transferred number is issued to S-CSCF; S-CSCF obtains the iFC information that the called subscriber as caller contracts; IFC information of obtaining and calling service triggering criterion are mated, will call out according to matching result and be triggered to IVPN business platform and super Ropeless service platform successively.
According to an embodiment again of the inventive method,, comprise that with the step that calling is landed S-CSCF routes the call to MGCF alternately with MGCF calling out when called; MGCF arrives the grappling business platform according to access code with call; The grappling business platform is issued to MGCF with the trigger of called number; MGCF handles calling according to trigger, inquires about the interim local number that obtains called number through HLR, and according to the interim local number of called number calling is linked into local network.
According to a further aspect in the invention; Also proposed the nested system of a kind of cdma service based on the IMS network, comprised the grappling business platform and the core net and the IMS network of the cdma network that links to each other with the grappling business platform, core net comprises switch; The IMS network comprises respectively MGCF that links to each other with the grappling business platform with switch and the S-CSCF that links to each other with MGCF; Wherein, switch is used to obtain the user in the signatory information of cdma network; According to the information of being contracted call is arrived the grappling business platform; And route the call to the MGCF of the IMS network of user ascription area according to the interim local number that the grappling business platform issues, wherein, signatory information is that grappling is professional; The grappling business platform is used for calling number and called number that buffer memory is called out, for call distribution interim local number, the interim local number is issued to switch, and for MGCF the called number of calling is provided; MGCF is used for obtaining the called number of calling according to the interim local number from the grappling business platform, and routes the call to the S-CSCF of IMS network; S-CSCF; Be used for according to the user the iFC of IMS network contraction information according to priority order will call out and be triggered to successively and iFC information corresponding service platform; And after each business platform corresponding with iFC information all finished dealing with, route the call to objective network or with MGCF alternately so that calling is landed.
An embodiment of system according to the invention; IFC information comprises calling service triggering criterion and called service triggering criterion, and calling service triggering criterion according to priority order comprises trigger compensation business, triggers the IVPN outgoing traffic and triggers super wireless outgoing traffic; Called service triggering criterion according to priority order comprises the super wireless incoming traffic of triggering, triggering IVPN incoming traffic, trigger compensation business and triggers the professional incoming traffic of grappling.
Another embodiment of system according to the invention, S-CSCF comprises enquiry module, is used to obtain the iFC information that the user contracts; Trigger module links to each other with enquiry module, be used for according to the user the iFC of IMS network contraction information according to priority order will call out and be triggered to successively and iFC information corresponding service platform; Routing module links to each other with trigger module, be used for routing the call to after each business platform corresponding with iFC information all finished dealing with objective network or with MGCF alternately so that calling is landed.
The another embodiment of system according to the invention; MGCF also is used for will arriving the grappling business platform from the call of S-CSCF according to access code; The trigger of the called number that reception grappling business platform issues; And according to trigger calling is handled, obtain the interim local number of called number through the HLR inquiry, according to the interim local number of called number calling is linked into local network.
In the cdma service nesting method and system based on the IMS network provided by the invention; User's grappling of in cdma network, all contracting is professional; Core net will be called out the unified grappling business platform that is triggered to according to CAMEL-Subscription-Information; The interim local number that distributes according to the grappling business platform routes the call in the IMS net of user ascription area, in the IMS network, to realize the nested processing of multiple business.The above embodiment of the present invention has been utilized the networking mode of IMS network and cdma network stack; Through a grappling business platform is set cdma network user's next, outgoing call is routed to the nested triggering of realization multiple business in the IMS network between two networks, thereby makes CDMA user also can enjoy the service of multiple IN service.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part.In the accompanying drawings:
Fig. 1 is the schematic flow sheet of an embodiment of the inventive method.
Fig. 2 is the schematic flow sheet of another embodiment of the inventive method.
Fig. 3 is the schematic flow sheet of the another embodiment of the inventive method.
Fig. 4 is the schematic flow sheet of an embodiment again of the inventive method.
Fig. 5 is the schematic flow sheet of an embodiment again of the inventive method.
Fig. 6 is the structural representation of an embodiment of system of the present invention.
Fig. 7 is the structural representation of another embodiment of system of the present invention.
Embodiment
With reference to the accompanying drawings the present invention is more comprehensively described, exemplary embodiment of the present invention wherein is described.Exemplary embodiment of the present invention and explanation thereof are used to explain the present invention, but do not constitute improper qualification of the present invention.
Below be illustrative to the description only actually of at least one exemplary embodiment, never as any restriction to the present invention and application or use.
Fig. 1 is the schematic flow sheet of an embodiment of the inventive method.
As scheme shown in the l, this embodiment can may further comprise the steps:
S102; The core net of cdma network is obtained the user in the signatory information of cdma network, according to the information of being contracted call is arrived the grappling business platform, wherein; Signatory information is that grappling is professional; Calling can be caller, called or calling transfer, and correspondingly, the user is calling subscriber or called subscriber;
In an example, if call out to caller, that is, make a call, the caller roaming place switch in the cdma network is routed to grappling business platform according to signatory grappling business with this caller in the information that the user contracted of local search as caller;
In another example; If call out to called; That is, call accepted, the Calling Side switch in the cdma network is inquired about as the called information that the user contracted to HLR; HLR returns the information that the called subscriber contracts to switch, should calledly be routed to the grappling business platform according to signatory grappling business.
S104, calling number and called number that grappling business platform buffer memory is called out, and be call distribution interim local number;
In caller or called instance; The grappling business platform is from specific interim local number (Temporary Directory Number; TLDN) one of Random assignment TLDN number in number section; And be cached in the database after TLDN number, the calling number of calling out and called number bound, identifying this type of call simultaneously is calling procedure or called flow, again the TLDN number that distributes is handed down to switch.
The mode of above-mentioned employing TLDN route is compared with traditional access code mode of inserting, and need not in existing network, to change the setting to office data, has not only reduced development cost, and has increased the flexibility that realizes.
S106, the interim local number that core net issues according to the grappling business platform route the call to the IMS network of user ascription area the MGCF module (Media GatewayControl Function, MGCF).
S108, MGCF obtains the called number of calling according to the interim local number from the grappling business platform, and route the call to the IMS network the service-call session control function module (Serving-Call Session Control Function, S-CSCF).
S110, S-CSCF according to the user the initial filter standard or norm of IMS network contraction (InitialFilter Criteria, iFC) information according to priority order will call out and be triggered to successively and iFC information corresponding service platform; Wherein, the miscellaneous service corresponding with iFC information can include but not limited to that supplementary service, IVPN outgoing traffic, super wireless outgoing traffic, super wireless incoming traffic, IVPN incoming traffic and grappling are professional, specifically can be referring to below table 1; IFC information can comprise calling service triggering criterion and called service triggering criterion, and calling service triggering criterion according to priority order can include but not limited to trigger compensation business, triggers the IVPN outgoing traffic and trigger super wireless outgoing traffic; Called service triggering criterion according to priority order can include but not limited to trigger super wireless incoming traffic, triggering IVPN incoming traffic, trigger compensation business and trigger the professional incoming traffic of grappling, specifically can be referring to below table 2:
| Type of service | Services addresses |
| The IVPN outgoing traffic | IVPN_Origxxx.com |
| The IVPN incoming traffic | IVPN_Termxxx.com |
| The super wireless outgoing traffic of it wing | TYCW_Origxxx.com |
| The super wireless incoming traffic of it wing | TYCW_Termxxx.com |
| Called type of supplementary service | |
| The professional incoming traffic of grappling | Anchor_Termxxx.com |
Table 1
Table 2
Calling out in the instance of caller, S-CSCF at first obtains the iFC information that the user as caller contracts; Then iFC information of obtaining and calling service triggering criterion are mated, will call out according to matching result and be triggered to supplementary service platform, IVPN business platform and super Ropeless service platform successively;
In calling out to called instance, S-CSCF at first obtains the iFC information of contracting as called user; Then iFC information of obtaining and called service triggering criterion are mated, will call out according to matching result and be triggered to super Ropeless service platform, IVPN business platform, supplementary service platform and grappling business platform successively;
In the instance of calling out to the calling transfer registration, S-CSCF at first obtains the iFC information that user that calling transfer registers contracts of carrying out; Then iFC information of obtaining and calling service triggering criterion are mated, call is arrived the supplementary service platform according to matching result;
In calling out to the instance of calling transfer, S-CSCF obtains the iFC information of contracting as called user; IFC information of obtaining and called service triggering criterion are mated, will call out according to matching result and be triggered to super Ropeless service platform, IVPN business platform and supplementary service platform successively; The supplementary service platform detects as called user and has registered call transfer service, and called subscriber's transferred number is issued to S-CSCF; S-CSCF obtains the iFC information that the called subscriber as caller contracts; IFC information of obtaining and calling service triggering criterion are mated, will call out according to matching result and be triggered to IVPN business platform and super Ropeless service platform successively.
S112 after each business platform corresponding with iFC information all finished dealing with, is caller if call out, and then directly routes the call to objective network (that is, the network at called place), if or call out to called, then S-CSCF and MGCF are alternately to land calling;
In calling out to called instance, S-CSCF routes the call to MGCF; MGCF arrives the grappling business platform according to access code with call; The grappling business platform is issued to MGCF with the trigger of called number; MGCF handles calling according to trigger, inquires about the interim local number (that is, the roaming number of roaming place) that obtains called number through HLR, and according to the interim local number of called number calling is linked into local network.
This embodiment is professional to the signatory independently grappling of cdma network user; The grappling business is returned the TLDN number; Through the mode of TLDN number route the cdma network user is initiated or the calling accepted moves on to the IMS core net from the cdma network circuit domain and carries out service trigger by the core net of cdma network; Realizing the nested of multiple business, and then solved that CDMA user can only be provided with the professional problem to an intelligent network business platform that triggers in the prior art on HLR.In addition, this embodiment compares with traditional Service Switching Point or application server, not only can support agreements such as WIN, MAP, simultaneously all right Session Initiation Protocol etc.
Fig. 2 is the schematic flow sheet of another embodiment of the inventive method.
As shown in Figure 2, this embodiment is example with the calling procedure, specifically can may further comprise the steps:
S202, C network service user dial a called number, call out by C host and make roaming place MSC or MSCe handle.
S204, caller roaming place MSC/MSCe inquiring calling CAMEL-Subscription-Information, the C network service user grappling professional (that is, calling procedure contract the 36th, No. 37 trigger) of all contracting, and the professional or super Ropeless service of the sky wing of signatory IVPN;
Wherein, moving on to IMS on the needs, to carry out C network service user unified signatory grappling on C net HLR that IN service handles professional, and on HLR, the intelligent contactor that C network service user is contracted is shown in below table 3:
| Flip-flop values | The trigger title |
| 36 | Origination_Attempt_Authorized |
| 37 | Calling_Routing_Address_Available |
| 38 | Initial_Termination |
| 39 | Called_Routing_Add?ress_Available |
| 40 | O_Answer |
| 41 | O_Disconnect |
| 69 | T_Answer |
| 70 | T_Disconnect |
Table 3
S206; Caller roaming place MSC/MSCe triggers according to Originating CAMEL Subscription Information and calls out the grappling business platform; The Random assignment from specific TLDN section of grappling business platform go out one TLDN number; And itself and calling number, called number are recorded in the database caches after binding; Identifying this type of call simultaneously is calling procedure, then the TLDN number that distributes is handed down to MSC/MSCe (the grappling business platform need be through carrying the TerminationList parameter in the ORREQ response message, this parameter type value is set to PstnTerm); Simultaneously, also record in the buffer memory after parameter such as grappling business platform caller location information parameter value MSCID that MSC/MSCe is reported, CellID, LocationAreaID and Min number and calling number are bound.
S208, caller roaming place MSC/MSCe is according to the GMSC/MGCF that routes the call to C network service user ascription area for TLDN number.
S210; MGCF analyzes called TLDN number; Send LocationRequest message to the grappling business platform, from caching record, find current real called party number according to called TLDN number after the grappling business platform is received, and before the real called party number, insert N1; Then data such as the MSCID in the caching record, CellID, LocationAreaID and MIN number are filled in the LocationRequest response message (wherein; CellID, two parameters of LocationAreaID are the spreading parameter of this message) in be handed down to MGCF, MGCF judges that according to the route code N1 of the called number front in the issuing message this calling is that calling procedure is called out, and eats up (promptly; Deletion) route code N1 adds < route:serverxxx.com in Invite message route territory; Orig >, then four location parameters are positioned over the P-Access-Network-Info territory, route the call to S-CSCF again, wherein, the P-Aceess-Network-Info example is as follows:
P-Access-Network-Info:3GPP-GERAN; Cgi-3gpp=460031111 (1111 is LAI) 2222 (2222 are CellID); MSCID=640101; MINID=0311112222
460-MCC，03-MNC，1111-LAC，2222-CI。
S212, MGCF routes the call to I/S-CSCF, and S-CSCF is according to < the route:serverxxx.com in the Invite message; Orig>indicate and judge that this is called out is that calling procedure is called out that inquiring calling user's User Profile information obtains its signatory calling service iFC information.
S214, according to the priority orders shown in the above-mentioned table 2, the iFC that at first obtains supplementary service (that is, iFC1), triggers and calls out the supplementary service platform, beam back S-CSCF under after the supplementary service platform processes finishes, will calling out.
S216, next S-CSCF obtain the professional iFC of IVPN (that is, and iFC2), again with call to the IVPN business platform, after IVPN server call flow processing is accomplished, will call out down and be sent back to S-CSCF.
S218; The next iFC that S-CSCF analyzes calling number (that is, iFC3), obtains the super wireless services addresses of day wing; Call is arrived day super wireless calling procedure of the wing; The super Ropeless service of it wing carries out jack per line to be handled, and calling party number ' s convert is become user's fixed line number, again calling is issued to S-CSCF.
S220; S-CSCF routes the call to the network at called place according to called number, if the called subscriber also is a C network No. sign indicating number, or the IMS termination number in this territory; Then S-CSCF continues to analyze called User Profile again, and whether decision triggers the called flow business.
Fig. 3 is the schematic flow sheet of the another embodiment of the inventive method.
As shown in Figure 3, this embodiment is example with the called flow, specifically can may further comprise the steps:
S302, C network service user calls out in a domestic consumer, calls out to be routed to Calling Side MSCe or GMSCe processing.
S304, C net Calling Side MSCe/GMSCe is to the called CAMEL-Subscription-Information of HLR inquiry, and HLR returns called signatory grappling business information, and wherein, the C network service user grappling of all contract is professional, and the professional or super Ropeless service of the sky wing of signatory IVPN.
S306; Calling Side MSC/MSCe triggers according to Terminating CAMEL Subscription Information and calls out the grappling business platform; The Random assignment from specific TLDN section of grappling business platform goes out a specific TLDN number; And itself and calling number, called number are recorded in the database caches after binding; Identifying this type of call simultaneously is that called flow is called out, and then the TLDN number that distributes is handed down to MSC/MSCe (the grappling business platform need carry the TerminationList parameter in Analyze (38) response message, this parameter type value is set to PstnTerm).
S308, Calling Side MSC/MSCe route the call to the GMSC/MGCF of dialed field according to called TLDN number.
S310 after GMSC/MGCF receives calling, sends the MAP message of LocationRequest to the grappling business platform; Grappling business platform query caching record; Obtain the pairing real called party number of TLDN number, again to MGCF back response message, after GMSC/MGCF receives response message; Judge this through access code N2 and call out, eat up N2 to the called flow calling.
S312, GMSC/MGCF routes the call to I/S-CSCF, and S-CSCF judges that this calling is that called flow is called out, and obtains the iFC information of its called service according to the User Profile of called number.
S314, S-CSCF at first arrives day super Ropeless service called flow of the wing with call through iFC information (iFC4), after day super Ropeless service called flow of the wing is finished dealing with, will call out down and be sent back to S-CSCF.
S316, the next iFC (iFC5) of S-CSCF analyzing called number obtains the services addresses of IVPN, and call to the IVPN called flow, after the IVPN called flow disposes, will be called out and is issued to S-CSCF again.
S318, after the IVPN business was accomplished in triggering, the next iFC (iFC6) that S-CSCF obtains called number was a supplementary service called flow trigger message, and call after the supplementary service platform processes, will be called out and beamed back S-CSCF down.
It is the grappling Service Trigger Information that S320, S-CSCF obtain last iFC of user (iFC7), and to the grappling business platform, professional this moment is inserted anti-repeated trigger access code N3 in grappling before called, will call out down then and beam back S-CSCF with call.
S322, S-CSCF routes the call to GMSC/MGCF, and caller is constant, and called number is a N3+ real called party number.
S324; GMSC/MGCF realizes that according to called prefix N3 the special access code mode triggers; The grappling business platform judges that according to called prefix this calling has realized the triggering of called service flow process in the IMS network, therefore, the trigger of real called party number is handed down to GMSC/MGCF.
S326, GMSC/MGCF receive the trigger that the grappling business platform issues, and according to trigger calling are handled, through obtain the TLDN number of called number to the HLR inquiry, so that this calling is landed.
In addition; After called number is replied; Send Tanswer message to the grappling business platform by vMSC (C nets end office (EO)) according to trigger information, the grappling business is extracted parameter values such as MSCID, CellID, LoeationAreaID and Min number in the Tanswer message, and is positioned in the buffer memory.Simultaneously, response message also can be sent to GMSC/MGCF, and GMSC/MGCF converts response message to 200OK, passes back to S-CSCF.Sequencing according to service trigger; S-CSCF will reply 200OK message earlier and be transparent to the grappling business platform; After the grappling business is received this 200OK message, judge that this message is called party answer message, therefore; With before parameter value such as called MS CID, CellID, LocationAreaID and Min number of buffer memory extract; Add in the P-Access-Network-Info header field in the 200OK message, again 200OK message is passed back to S-CSCF, wherein the P-Access-Network-Info example is as follows:
P-Access-Network-Info:3GPP-GERAN; Cgi-3gpp=460031111 (1111 is LAI) 2222 (2222 are CellID); MSCID=640101; MINID=0311112222
460-MCC，03-MNC，1111-LAC，2222-CI
S-CSCF passes back to each business with call answering 200OK message, and each is professional extracts in 200OK message in the P-Access-Network-Info header field each parameter value as charge information.
Fig. 4 is the schematic flow sheet of an embodiment again of the inventive method.
As shown in Figure 4, this embodiment is an example with the calling transfer registering flow path, specifically can may further comprise the steps:
S402, C network service user is provided with call forwarding through C net mobile phone terminal, calls out and is routed to MSCe, and this process can be regarded as the instance of a calling procedure.
S404, MSCe inquires about to HLR, and HLR is provided with this user's call forwarding registration and in HLR, does not handle, and therefore returns trigger to MSCe.
S406; To the grappling business platform, the Random assignment from specific TLDN section of grappling business goes out a specific TLDN number the trigger that MSCe returns according to HLR (the 36th, No. 37 trigger) with call, and with itself and calling number (promptly; The number of call forwarding is set), called number (promptly; Transferred number) record in the database caches after the binding, identifying this type of call simultaneously is calling procedure, then the TLDN number that distributes is handed down to MSCe.
S408, MSCe routes the call to GMSC/MGCF according to called TLDN number.
S410, the MAP message that GMSC/MGCF sends LocationRequest according to the TLDN number to the grappling business platform is after the grappling business is received; From caching record, find the user that the called number that call forwarding is dialed is set; Be positioned over the called number field in the response message, called number becomes N1+B, wherein; B issues to GMSC/MGCF for * 72 call forwardings such as grade that the user dialled are provided with number then.
S412, GMSC/MGCF routes the call to I/S-CSCF.
S414; S-CSCF is through analyzing caller (promptly; The number of call forwarding is set) User Profile first iFC of obtaining caller be supplementary service information, with call to the supplementary service platform, by the registration of supplementary service Platform Implementation Call Forwarding services; After registering successfully, play similar warning tones such as " new business are registered successfully " to the calling subscriber.
Fig. 5 is the schematic flow sheet of an embodiment again of the inventive method.
As shown in Figure 5; This embodiment is an example with the calling transfer flow process, and in this flow process, the A number is common calling number; The B number moves on to the C net called number that IMS carries out service trigger on being; The C number is the transferred number that the B number is provided with, and after accomplishing above-mentioned calling transfer registration, the calling transfer flow process specifically can may further comprise the steps:
S502, user A call out C network service user B, call out to be routed to Calling Side MSCe or GMSCe processing.
S504, C net Calling Side MSCe/GMSCe is to the CAMEL-Subscription-Information of HLR inquiry called number B, and HLR returns the grappling service profile, and wherein, the C network service user grappling of all contract is professional, and the professional or super Ropeless service of the sky wing of signatory IVPN.
S506; Calling Side MSC/MSCe triggers professional professional to grappling according to Terminating CAMEL Subscription Information; The Random assignment from specific TLDN section of grappling business platform goes out a specific TLDN number; And itself and calling number A, called number B are recorded in the database caches after binding; Identifying this type of call simultaneously is that called flow is called out, and then the TLDN number that distributes is handed down to called MS C/MSCe (the grappling business platform need carry the TerminationList parameter in Analyze (38) response message, this parameter type value is set to PstnTerm).
S508, Calling Side MSC/MSCe route the call to the GMSC/MGCF of dialed field according to called TLDN number.
S510 after GMSC/MGCF receives calling, sends the MAP message of LocationRequest to the grappling business platform; Grappling business platform query caching record; Obtain the pairing real called party number of TLDN number B, again to MGCF back response message, after GMSC/MGCF receives response message; Judge this through access code N2 and call out, eat up N2 to the called flow calling.
S512, GMSC/MGCF routes the call to I/S-CSCF, and S-CSCF judges that this calling is that called flow is called out, and the User Profile of analyzing called number B obtains the iFC information of its called service.
S514, S-CSCF,, will call out down and beam back S-CSCF after professional 1 called flow is finished dealing with at first with the called flow of call to business 1 according to iFC information.
S516, S-CSCF,, will call out down and beam back S-CSCF after professional 2 called flow is finished dealing with the called flow of call to business 2 according to iFC information.
S518, S-CSCF arrives the supplementary service platform according to iFC information with call, and supplementary service platform discovery B number has been registered Call Forwarding, carries out the call forwarding call treatment, and will be issued to S-CSCF to the calling of C number.
S520; S-CSCF receives after the call forwarding to the C number that the supplementary service platform issues calls out; S-CSCF carries out UserProfile to the original called party number B in calling out (its in the call forwarding process as calling number) and analyzes, and finds the iFC information of its calling service, with the calling procedure that is triggered to professional 2; The professional number of the account of B number is found in professional 2 the P-Serv-User territory of calling procedure from the Invite message that reports; Carry out the call forwarding call treatment, after disposing, issue calling the C number to S-CSCF.
S522; After professional 2 calling procedure is finished dealing with; S-CSCF finds the professional number of the account of B number according to the calling procedure of the signatory business 1 of iFC information triggering B number in professional 1 the P-Serv-User territory of calling procedure from the Invite message that reports, carry out the call forwarding call treatment; After finishing dealing with, issue calling to the C number to S-CSCF.
After the calling that the calling procedure of S524, the S-CSCF business of receiving 1 issues, route the call to the network at C number place to the C number.
In addition; After C number terminal received the call forwarding calling, loopback ALERTING message, S-CSCF received the ALERTING message 18X of C number; This 18X message is behind the business 1 of the S524 of this flow process and S522 and professional 2 calling procedure transparent transmission; By S-CSCF this 18X message is passed through the supplementary service platform, the supplementary service platform adds the History-info header field to the 18X message of C number passback, then amended 18X message is passed back to S-CSCF.In the business 1 that S-CSCF will pass back to this flow process S514 and S516 with the message in History-info territory and professional 2 the called flow.Professional 1 and professional 2 called flow receives the 18X message in band History-info territory, judges this called calling generation and call forwarding, does not go out called ticket.
Fig. 6 is the structural representation of an embodiment of system of the present invention.
As shown in Figure 6; The system 10 of this embodiment can comprise grappling business platform 11 and core net of the cdma network that links to each other with grappling business platform 11 12 and IMS network 13; Core net 12 comprises switch 121; IMS network 13 comprises respectively MGCF 131 that links to each other with grappling business platform 11 with switch 121 and the S-CSCF 132 that links to each other with MGCF 131, wherein
Switch 121; Be used to obtain the user in the signatory information of cdma network; According to the information of being contracted call is arrived the grappling business platform; And route the call to the MGCF of the IMS network of user ascription area according to the interim local number that the grappling business platform issues, wherein, signatory information is that grappling is professional;
Grappling business platform 11; Be used to realize caller grappling, called grappling and anti-called repetition grappling; Particularly, calling number and the called number can buffer memory called out are call distribution interim local number; The interim local number is issued to switch, and the called number of calling is provided for MGCF;
So-called caller grappling promptly, realizes C network service user outgoing call is directed to the IMS network to realize service trigger from the C net; So-called called grappling promptly, realizes that C network service user is accepted incoming call is directed to the IMS network to realize service trigger from the C net; Anti-called repetition grappling, that is, and when C network service user prevents that as called calling is repeated grappling and returns the IMS network after the IMS network is accomplished triggering;
S-CSCF 132; Be used for according to the user the iFC of IMS network contraction information according to priority order will call out and be triggered to successively and iFC information corresponding service platform; And after each business platform corresponding with iFC information all finished dealing with, route the call to objective network or with MGCF alternately so that calling is landed.
Wherein, the miscellaneous service corresponding with iFC information can include but not limited to that supplementary service, IVPN outgoing traffic, super wireless outgoing traffic, super wireless incoming traffic, IVPN incoming traffic and grappling are professional, specifically can be referring to below table 1; IFC information can comprise calling service triggering criterion and called service triggering criterion, and calling service triggering criterion according to priority order can include but not limited to trigger compensation business, triggers the IVPN outgoing traffic and trigger super wireless outgoing traffic; Called service triggering criterion according to priority order can include but not limited to trigger super wireless incoming traffic, triggering IVPN incoming traffic, trigger compensation business and trigger the professional incoming traffic of grappling.
Fig. 7 is the structural representation of another embodiment of system of the present invention.
As shown in Figure 7, compare with embodiment among Fig. 6, the S-CSCF 21 in the system 20 of this embodiment can comprise:
Enquiry module 211 is used to obtain the iFC information that the user contracts;
Trigger module 212 links to each other with enquiry module 211, be used for according to the user the iFC of IMS network contraction information according to priority order will call out and be triggered to successively and iFC information corresponding service platform;
Routing module 213 links to each other with trigger module 212, be used for routing the call to after each business platform corresponding with iFC information all finished dealing with objective network or with MGCF alternately so that calling is landed.
In the another embodiment of system of the present invention; MGCF also is used for will arriving the grappling business platform from the call of S-CSCF according to access code; The trigger of the called number that reception grappling business platform issues; And according to trigger calling is handled, obtain the interim local number of called number through the HLR inquiry, according to the interim local number of called number calling is linked into local network.
Though specific embodiments more of the present invention are specified through example, it should be appreciated by those skilled in the art that above example only is in order to describe, rather than in order to limit scope of the present invention.It should be appreciated by those skilled in the art, can under situation about not departing from the scope of the present invention with spirit, above embodiment be made amendment.Scope of the present invention is limited accompanying claims.
Claims (11)
1. the cdma service nesting method based on the IMS network is characterized in that, comprising:
The core net of cdma network is obtained the user in the signatory information of cdma network, according to the information of being contracted call is arrived the grappling business platform, and wherein, said signatory information is that grappling is professional;
The calling number and the called number of the said calling of said grappling business platform buffer memory, and be said call distribution interim local number;
The interim local number that said core net issues according to said grappling business platform routes the call to the MGCF of the IMS network of said user ascription area;
Said MGCF obtains the called number of said calling according to said interim local number from said grappling business platform, and routes the call to the S-CSCF of IMS network;
Said S-CSCF according to priority is triggered to said calling and iFC information corresponding service platform in the iFC of IMS network contraction information according to said user in proper order successively;
After each business platform corresponding with iFC information all finished dealing with, route the call to objective network or with said MGCF alternately so that said calling is landed.
2. method according to claim 1; It is characterized in that; Said iFC information comprises calling service triggering criterion and called service triggering criterion, and said calling service triggering criterion according to priority order comprises trigger compensation business, triggers the IVPN outgoing traffic and triggers super wireless outgoing traffic; Said called service triggering criterion according to priority order comprises the super wireless incoming traffic of triggering, triggering IVPN incoming traffic, trigger compensation business and triggers the professional incoming traffic of grappling.
3. method according to claim 2 is characterized in that, when said calling was caller, said S-CSCF comprised the step that said calling is triggered to iFC information corresponding service platform successively in the iFC of IMS network contraction information according to said user:
Said S-CSCF obtains the iFC information that the said user as caller contracts;
IFC information of obtaining and said calling service triggering criterion are mated, said calling is triggered to supplementary service platform, IVPN business platform and super Ropeless service platform successively according to matching result.
4. method according to claim 2 is characterized in that, in said calling when being called, said S-CSCF comprises the step that said calling is triggered to iFC information corresponding service platform successively in the iFC of IMS network contraction information according to said user:
Said S-CSCF obtains the iFC information of contracting as called said user;
IFC information of obtaining and said called service triggering criterion are mated, said calling is triggered to super Ropeless service platform, IVPN business platform, supplementary service platform and grappling business platform successively according to matching result.
5. method according to claim 2; It is characterized in that; In said calling is calling transfer when registration, and said S-CSCF comprises the step that said calling is triggered to iFC information corresponding service platform successively in the iFC of IMS network contraction information according to said user:
Said S-CSCF obtains the iFC information that the said user that carries out calling transfer registration contracts;
IFC information of obtaining and said calling service triggering criterion are mated, said call is arrived the supplementary service platform according to matching result.
6. method according to claim 5 is characterized in that, when said calling was calling transfer, said S-CSCF comprised the step that said calling is triggered to iFC information corresponding service platform successively in the iFC of IMS network contraction information according to said user:
Said S-CSCF obtains the iFC information of contracting as called said user;
IFC information of obtaining and said called service triggering criterion are mated, said calling is triggered to super Ropeless service platform, IVPN business platform and supplementary service platform successively according to matching result;
Said supplementary service platform detects as called said user and has registered call transfer service, and called subscriber's transferred number is issued to said S-CSCF;
Said S-CSCF obtains the iFC information that the said called subscriber as caller contracts;
IFC information of obtaining and said calling service triggering criterion are mated, said calling is triggered to IVPN business platform and super Ropeless service platform successively according to matching result.
7. method according to claim 1 is characterized in that,, comprises with the step that said calling is landed alternately with said MGCF when being called in said calling:
Said S-CSCF routes the call to said MGCF;
Said MGCF arrives said grappling business platform according to access code with said call;
Said grappling business platform is issued to said MGCF with the trigger of said called number;
Said MGCF handles said calling according to said trigger, inquires about the interim local number that obtains said called number through HLR, and according to the interim local number of said called number said calling is linked into local network.
8. nested system of the cdma service based on the IMS network; It is characterized in that; The core net and the IMS network of the cdma network that comprises the grappling business platform and link to each other with said grappling business platform, said core net comprises switch, said IMS network comprises respectively MGCF that links to each other with said grappling business platform with said switch and the S-CSCF that links to each other with said MGCF; Wherein
Said switch; Be used to obtain the user in the signatory information of cdma network; According to the information of being contracted call is arrived the grappling business platform; And route the call to the MGCF of the IMS network of said user ascription area according to the interim local number that said grappling business platform issues, wherein, said signatory information is that grappling is professional;
Said grappling business platform is used for the calling number and the called number of the said calling of buffer memory, for said call distribution interim local number, said interim local number is issued to said switch, and for said MGCF the called number of said calling is provided;
Said MGCF is used for obtaining the called number of said calling according to said interim local number from said grappling business platform, and routes the call to the S-CSCF of IMS network;
Said S-CSCF; Be used for according to priority in proper order said calling being triggered to and iFC information corresponding service platform successively in the iFC of IMS network contraction information according to said user; And after each business platform corresponding with iFC information all finished dealing with, route the call to objective network or with said MGCF alternately so that said calling is landed.
9. system according to claim 8; It is characterized in that; Said iFC information comprises calling service triggering criterion and called service triggering criterion, and said calling service triggering criterion according to priority order comprises trigger compensation business, triggers the IVPN outgoing traffic and triggers super wireless outgoing traffic; Said called service triggering criterion according to priority order comprises the super wireless incoming traffic of triggering, triggering IVPN incoming traffic, trigger compensation business and triggers the professional incoming traffic of grappling.
10. system according to claim 9 is characterized in that, said S-CSCF comprises:
Enquiry module is used to obtain the iFC information that said user contracts;
Trigger module links to each other with said enquiry module, is used for according to priority in proper order said calling being triggered to and iFC information corresponding service platform successively in the iFC of IMS network contraction information according to said user;
Routing module links to each other with said trigger module, be used for routing the call to after each business platform corresponding with iFC information all finished dealing with objective network or with said MGCF alternately so that said calling is landed.
11. system according to claim 8; It is characterized in that; Said MGCF also is used for will be from the call of said S-CSCF to said grappling business platform according to access code, receives the trigger of the said called number that said grappling business platform issues, and according to said trigger said calling is handled; Obtain the interim local number of said called number through HLR inquiry, said calling is linked into local network according to the interim local number of said called number.
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| CN113067715B (en) * | 2020-01-02 | 2023-01-13 | 中国移动通信有限公司研究院 | Service triggering method and related equipment |
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