CN101146247B - Method for providing mobile network with value-added service - Google Patents
Method for providing mobile network with value-added service Download PDFInfo
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- CN101146247B CN101146247B CN2006101518140A CN200610151814A CN101146247B CN 101146247 B CN101146247 B CN 101146247B CN 2006101518140 A CN2006101518140 A CN 2006101518140A CN 200610151814 A CN200610151814 A CN 200610151814A CN 101146247 B CN101146247 B CN 101146247B
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Abstract
The invention provides a method for providing a value-added service to a mobile network, which comprises the following steps: a mobile terminal sends a call to a mobile exchange center server, which triggers a service to an application server via a SIP interface, and controls the execution of the value-added service via the application server. Preferably, the application server executes the flow control of the service according to specific service logic. In the invention, the value-added service is provided by the application server, so as to improve the flexibility of the services, increase the development speed of the service and reduce the costs of investment and construction at the service level and additionally to facilitate the development of fusion services across networks and simplify the fusion of networks at the service level in the future.
Description
Technical field
The present invention relates to moving communicating field, more specifically, relate to a kind of method that value-added service is provided for the mobile network.
Background technology
In the 3G mobile network; Standard according to 3GPP; Value-added service presentation mode to the mobile network can reduce 2 kinds: 1, traditional intelligence net mode, that is: and Mobile Switching Center Server (MSC Server) is as Service Switching Point, the Service Control Point controlled entity as service logic; Adopt between MSC Server and the SCP and move CAMEL Application Part.2, business platform mode, that is: MSC Server routes the call to business platform, carries out service logic by business platform; Hello protocol between MSC Server and the business platform adopts calling control (BICC) agreement with bearer independent.
The SCP of above-mentioned two kinds of professional presentation modes or business platform all are traditional proprietary telecommunication platforms, aspect open and flexibility, all embodied deficiency and give binding business that across a network is provided and from now on network brought complexity in the fusion of operation layer.
Summary of the invention
In order to overcome above-mentioned defective of the prior art, it is a kind of for the mobile network provides the new method of value-added service that the present invention provides, and this method can strengthen professional opening and flexibility.
According to an aspect of the present invention, a kind of method that value-added service is provided for the mobile network is provided, may further comprise the steps: caller 3G portable terminal sends calling to the Calling Side Mobile Switching Center Server; Said caller 3G portable terminal is linked into the said Calling Side Mobile Switching Center Server of mobile core network through 3G Radio Access Network RAN; Carry out control and professional triggering through said Calling Side Mobile Switching Center Server to said caller 3G portable terminal; Said Calling Side Mobile Switching Center Server through the SIP interface with service trigger to application server, carry out the call setup between the calling and called through call control protocol; Through the Calling Side WMG medium encoding and decoding are provided, and transmit the voice/video medium through media transfer protocol, wherein, said Calling Side WMG is by the control of said Calling Side mobile switching centre; Said application server provides value added service for the mobile network through the SIP interface; Execution through the application server controls value-added service; Wherein, for a signatory type of value-added service, Mobile Switching Center Server is according to user's the professional O-CSI/T-CSI that contract, the employing Session Initiation Protocol with call to the application server of being responsible for providing said business; Wherein, the O-CSI/T-CSI triggering method is: enroll in the GT sign indicating number of SCP in the servicekey parameter of O-CSI/T-CSI IP address application server is professional and application server, triggers through the application server address of reading in the GT sign indicating number.
That is: MSC Server with service trigger to application server (App Server), carries out concrete value-added service logic by App Server through session initiation protocol (SIP) interface.The open interface theory based on SIP is adopted in this design, and mobile network's various value-added services are provided through App Server.Adopt the SIP interface value-added service to be provided through App Server; Can strengthen flexibility that business provides and the speed that improves business development, reduce the investment construction cost of service layer, and can facilitate for the fused business of carrying out across a network, make from now on that network becomes simple in the fusion of operation layer.
The present invention has following advantage in application: (1) is come to the mobile network value-added service to be provided through APP Server; Can strengthen flexibility that business provides and the speed that improves business development, reduce service layer investment construction cost (2) since from now on the IMS network and fixedly flexible exchanging network all be to adopt APP Server to provide professional; After the mobile network adopted APP Server that business is provided, can facilitate, make from now on network becomes simple in the fusion of operation layer for the fused business of carrying out across a network.
Description of drawings
Fig. 1 is the schematic diagram that the method for value-added service is provided for the mobile network of the present invention;
Fig. 2 is the implementation method schematic diagram of the present invention for signing service;
Fig. 3 is that the present invention is for access code business realization method schematic diagram; And
Fig. 4 is the signaling process figure of the system work process of value-added service of the present invention when being the signatory prepayment service of caller.
Embodiment
Specifically describe the embodiment of the inventive method below in conjunction with accompanying drawing, wherein same or analogous drawing reference numeral is represented same or analogous parts.
The schematic diagram of the method for value-added service is provided for the mobile network.As shown in Figure 1, the present invention provides the method for value-added service to carry out according to following process for the mobile network:
● common 3G portable terminal (UE) 1001 sends calling to MSC Server, and wherein, UE1001 is caller.
● UE is linked into mobile core network MSC Server 3001 through 3G Radio Access Network (RAN) 2001, adopts RANAP.Wherein, RAN2001 is Calling Side RAN.
● through control and the management that MSC Server 3001 carries out UE, business provides and professional triggering, and MSC Server carries out the call setup between calling and called through call control protocol (BICC/SIP).Wherein, MSC Server 3001 is Calling Side MSC Server.
● through WMG (MGW) 4001 the medium encoding and decoding are provided, and transmit the voice/video medium through media transfer protocol (RTP).Wherein, MGW4001 is Calling Side MGW, is controlled through agreement H.248 by MSC Server 3001.
● application server (APP Server) 5001 comes for the mobile network value-added service to be provided through the SIP interface.SIP is a conversation initialized protocol, also be used among the present invention MSC Server with service trigger to APP Server.
Usually, the value-added service among the mobile network can be divided into two types: the professional and signatory type of business of access code class.Respectively the present invention is described in the service implementation method under the both of these case below.
1, the implementation method of signatory type value-added service:
Now, specifically describe the implementation method of signing service with reference to figure 2.For this type of value-added service, after portable terminal 1001 sent calling, called number was the number of certain concrete portable terminal 1002, and its business realization principle process is following:
1) MSC Server 3001 is according to the professional O-CSI that is contracted (caller CAMEL Subscription Information)/T-CSI (called CAMEL Subscription Information) business of user, adopt sip message through RAN2001 with call to being responsible for providing this professional App Server 5001.
2) App Server 5001 controls calling according to the service logic of this value-added service, and sip message is back to MSC Server 3001.
3) MSC Server 3001 selects outgoing route according to called number, breathes out to the RAN2002 calling called UE 1002 of called MS C Server 3002,3002 through called place through BICC or Session Initiation Protocol.Behind the UE1002 answering call, between caller MGW4001 and called MGW4002, set up the RTP Media Stream.
2, the implementation method of access code class value-added service:
Now, specifically describe the implementation method of access code class value-added service with reference to figure 3.For this type of value-added service, called number is the value-added service access code, and the business realization principle is following:
1) after portable terminal 1001 sends calling through RAN2001; MSC Server3001 is according to the professional corresponding App Server 5001 of the service selection of this number representative, adopt Session Initiation Protocol with call to being responsible for providing this professional App Server 5001.
2) this calls out App Server 5001 as the callee side termination, and carries out professional flow process control according to concrete service logic.For voice medium, between App Server 5001 and MGW4001, set up the RTP Media Stream of transport service.
MSC Server 3001 triggers the professional two kinds of mechanism that exist to the App Server 5001: MSC Server according to O-CSI/T-CSI with service trigger to corresponding App Server, MSCServer according to service access code with service trigger to corresponding App Server.The concrete method that realizes is following:
1, O-CSI/T-CSI triggering method
Following to App Server to the numbering program design of the GT sign indicating number employing of SCP in the servicekey parameter of O-CSI/T-CSI:
86NDC W
1W
2W
3X
1X
2X
3Y
1Y
2Y
3Z
1Z
2Z
3
NDC is the service access number of GT sign indicating number, can show that this business is to adopt App Server mode to provide through special numbering (such as 111).When business adopts App Server mode to provide, W
1W
2W
3X
1X
2X
3Y
1Y
2Y
3Z
1Z
2Z
3This 12 bit digital is just represented the IP address of App Server.10.9.125.68 can be encoded to such as the IP address: 010009125068.MSC Server numbers according to the NDC of the GT sign indicating number of SCP and judges.
The service trigger principle: after calling out initiation, the GT sign indicating number NDC of SCP in the servicekey parameter of MSC Server inquiry O-CSI/T-CSI judges that according to the coding of NDC business is provided by App Server; Read 12 bit digital that App Server IP address is represented at GT sign indicating number rear portion then, initiate the SIP request to this IP address.
2, service access code triggering method
Service access code adopts the conventional coding mode to get final product, and need comprise the IP address corresponding relation of service access code and professional presentation mode (App Server mode) and this App Server in tables of data of MSC Server internal maintenance.
The service trigger principle: after calling out initiation, MSC Server is according to called number (being service access code) data query table, and discovery is the business of App Server mode, and inquiry obtains the IP address of App Server then, initiates the SIP request to this IP address then.
The signaling process figure of the system work process when Fig. 4 is the signatory prepayment service of caller for value-added service of the present invention.Now, with reference to figure 4, with forward direction fast (FastForward) call setup mode be example, carry out concrete system works flow process and describe (portable terminal (phone) 1001 has been applied for signing service---" pre-payment ").It should be noted that the present invention does not receive the restriction of above-mentioned object lesson, for example, set up mode to delayed call for forward delay, back, can be by that analogy.Call signaling in this example between the MSC Server adopts BICC; When the call signaling between the MSC Server adopts SIP, can not need do the conversion work between BICC and the SIP, calling out realization can be simpler.
1) calling mobile terminal makes a call, and wireless access network (RAN) 2001 sends setup and asks MSC Server 3001.MSC Server 3001 responds call proceeding to RAN2001, and expression is called out and handled.
2) MSC Server 3001 inquiry O-CSI trigger APP Server business.Because be to adopt forward direction quick, MSC Server 3001 at first sets up the carrying of MGW4001 in the Iu side, carries out the IuUP initialization; Set up the carrying of Nb side then, obtain TunnelDate.MSC Server3001 is according to the IP address information among the O-CSI, and to the APP Server 5001 that prepayment service is provided, MSC Server 3001 generates the SDP among the invite according to TunnelDate with the encoding list that provides through SIP invite message trigger.
3) after APP Server 5001 receives invite, respond 100trying to MSC Server 3001.
4) behind the invite 5001 prepayment service processing logic treatment step 3), return invite (SDP) to MSC Server 3001.
5) after MSC Server 3001 receives invite, respond 100trying to APP Server 5001.
6) MSC Server 3001 invite that step 4) is received converts BICC IAM message to and sends to callee side MSC Server 3002, and TunnelDate wherein generates according to SDP.
7) after MSC Server 3002 receives IAM, set up callee side MGW4002 and set up, obtain TunnelDate in the carrying of Nb side; And determine this and call out the type of coding that adopts.Then TunnelDate and type of coding are sent it back MSC Server 3001 through APM.
8) TunnelDate and the type of coding among the APM that receives according to step 7 of MSC Server 3001 generates SDP, and (SDP) turns back to 5001 through sign indicating number 183.
9) the 183 message prepayment service processing logic treatment step 8 of APP Server 5001) are returned 183 message then to MSC Server 3001.
10) MSC Server 3001 receives that 183 backs are to APP Server 5001 transmission PRACK affirmations.MSC Server 3001 initiates the NbUP initialization procedure then according to the carrying that 183 SDP revises MGW4001 between MGW4001 and the MGW4002.Callee side (MSC Server3002, MGW4002, terminal 2002) is based upon the carrying of Iu side after Nb UP initialization is accomplished, carry out the IuUP initialization.
11) APP Server 5001 is forwarded to MSC Server3001 with PRACK after receiving PRA CK.
12) MSC Server 3001 sends the 200OK affirmation to APP Server 5001 after receiving PRA CK.
13) APP Server 5001 receives that 200OK confirms that the back is to MSC Server 3001 forwarding 200OK affirmations.
14) called mobile terminal shake bell, MSC Server 3002 sends ACM message to MSC Server 3001.
15) MSC Server 3001 changes into 180ring after receiving ACM, mails to APP Server 5001 then.
16) the 180 message prepayment service processing logic treatment step 15 of APP Server 5001) are returned 180 message then to MSC Server 3001.
17) MSC Server 3001 representes called shake bell to RAN2001 transmission alerting.
18) MSC Server 3001 receives step 16) 180 backs send PRACK to APP Server 5001 and confirm.
19) APP Server 5001 changes PRACK to MSC Server 3001 after receiving PRA CK.
2o) MSC Server 3001 sends the 2000K affirmation to APP Server 5001 after receiving PRA CK.
21) APP Server 5001 receives that 200OK confirms that the back is to 3001 forwarding 200OK affirmations.
22) called mobile terminal is replied, and 3002 activate the carrying of Iu and Nb, send ANM then to MSC Server 3001.
23) MSC Server 3001 changes into 200OK after receiving ANM, mails to APPServer 5001 then.
24) the 200OK message prepayment service processing logic treatment step 22 of APP Server 5001) is returned 200OK message then to MSC Server 3001.
25) MSC Server 3001 receives the carrying that activates Iu and Nb behind the 200OK, representes called party answer to RAN 2001 transmission connect then.
26) after calling mobile terminal was confirmed, RAN2001 sent connect ack to MSC Server 3001, and the conversation between the calling and called portable terminal is at this moment set up.
27) MSC Server 3001 sends ACK to APP Server5001 after receiving connect ack.
28) APP Server 5001 transmits ACK to MSC Server 3001 after receiving ACK.
For prepayment service, when step 26) ACK arrive APP Server 5001 after, APP Server 5001 inner prepayment service processing logics just begin to monitor the duration of call and real-time deduction.When balances of advance payments were not enough, the prepayment service processing logic can send BYE to MSC Server 3001, through MSC Server 3001 BYE is changed into REL to MSC Server3002, the expression end of calling; MSC Server 3001, MSC Server 3002 can interrupt the conversation of calling and called side and discharge related resource.
Through said process, the system work process when accomplishing value-added service and be the signatory prepayment service of caller.
Although the present invention is specified for the mobile network provides the method for value-added service above, the equivalent process that those of ordinary skills also can revise some detailed process in above-mentioned or imagine other is realized.Therefore, the present invention specifically is not limited to the detailed process of above-mentioned execution mode, and inventive point of the present invention mainly is value-added service to be provided and to pass through the execution that APP Server controls value-added service for the mobile network through App Server.
Although present invention is described, foregoing description the invention is not restricted to the above-mentioned specific descriptions that combine accompanying drawing just for illustrative purposes.Those of ordinary skills can carry out various changes and not break away from spirit of the present invention it, and protection scope of the present invention is limited the accompanying Claim book.
Claims (8)
1. method that value-added service is provided for the mobile network may further comprise the steps:
Caller 3G portable terminal sends calling to the Calling Side Mobile Switching Center Server;
Said caller 3G portable terminal is linked into the said Calling Side Mobile Switching Center Server of mobile core network through 3G Radio Access Network RAN;
Carry out control and professional triggering through said Calling Side Mobile Switching Center Server to said caller 3G portable terminal; Said Calling Side Mobile Switching Center Server through the SIP interface with service trigger to application server, carry out the call setup between the calling and called through call control protocol;
Through the Calling Side WMG medium encoding and decoding are provided, and transmit the voice/video medium through media transfer protocol, wherein, said Calling Side WMG is by the control of said Calling Side mobile switching centre;
Said application server provides value added service for the mobile network through the SIP interface, through the execution of application server controls value-added service;
Wherein, for a signatory type of value-added service, Mobile Switching Center Server is according to user's the professional O-CSI/T-CSI that contract, the employing sip message with call to the application server of being responsible for providing said business;
Wherein, the O-CSI/T-CSI triggering method is: enroll in the GT sign indicating number of SCP in the servicekey parameter of O-CSI/T-CSI IP address application server is professional and application server, triggers through the application server address of reading in the GT sign indicating number.
2. method according to claim 1, wherein application server is carried out professional flow process control according to concrete service logic.
3. method according to claim 1 and 2 wherein for signatory type value-added service, also comprises:
Said Calling Side Mobile Switching Center Server is professional according to the called CAMEL Subscription Information T-CSI of the caller CAMEL Subscription Information O-CSI/ that the user contracted, adopt sip message through RAN with call to the application server of being responsible for providing said value-added service;
Said application server is controlled calling according to the service logic of said value-added service, and sip message is back to said Calling Side Mobile Switching Center Server;
Said Calling Side Mobile Switching Center Server is selected outgoing route according to called number, breathes out to the callee side Mobile Switching Center Server through BICC or Session Initiation Protocol; Said callee side Mobile Switching Center Server is called out called mobile terminal through the RAN at called place;
Behind the said called mobile terminal answering call, between said caller WMG and called WMG, set up the RTP Media Stream.
4. method according to claim 3, wherein value-added service is a prepayment service.
5. method according to claim 4, wherein Mobile Switching Center Server is according to the IP address information among the O-CSI, and is professional to the application server that prepayment service is provided through SIP invite message trigger.
6. method according to claim 5, wherein Mobile Switching Center Server converts the invite that receives BICC IAM message to and sends it to called.
7. method according to claim 1 and 2 wherein for the value-added service of access code class, comprising:
Said caller 3G portable terminal sends after the calling through RAN; Said Calling Side Mobile Switching Center Server is according to the professional corresponding said application server of the service selection of number representative, adopt Session Initiation Protocol with call to being responsible for providing this professional application server;
This calls out said application server as the callee side termination, and carries out professional flow process control according to concrete service logic; Wherein, for voice medium, between said application server and media gateway MGW, set up the RTP Media Stream of transport service.
8. method according to claim 7; Wherein the service access code triggering method is: the IP address mapping table of storage service access code and application server business and application server in Mobile Switching Center Server obtains the corresponding application server address through the inquiry business access code and triggers.
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| WO2015070788A1 (en) * | 2013-11-15 | 2015-05-21 | 北京奇虎科技有限公司 | Method and device for identifying regional attribution information of ip address |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101448244B (en) * | 2008-04-09 | 2011-04-20 | 中兴通讯股份有限公司 | Method for user terminal to collocate service in IP multimedia subsystem centralized service |
| WO2012070901A2 (en) * | 2010-11-24 | 2012-05-31 | 엘지전자 주식회사 | Method for receiving enhanced service and display apparatus thereof |
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