CN101242635A - Method for obtaining MSISDN number, communication system, HSS, AS, CSCF and CSI terminal - Google Patents

Abstract

The invention discloses a MSISDN number acquiring method, communication system, HSS, AS, CSCF and CSI terminal. The mentioned MSISDN number acquiring method includes: CSI application server sends MSISDN number query request in CS domain to HSS; the mentioned HSS returns MSISDN number query request in CS domain acquired by query to CSI application server. The mentioned communication system includes CSI application server and HSS, the mentioned application server includes query initiating unit; the mentioned HSS includes query unit and sending unit. The invention could simply and effectively realize communication function between CSI terminal and IMS terminal.

Description

Obtain method, communication system, HSS, AS, CSCF and the CSI terminal of Mobile Subscriber International ISDN Number

Technical field

The present invention relates to communication technical field, particularly relate to a kind of method, communication system, HSS, AS, CSCF and CSI terminal of obtaining Mobile Subscriber International ISDN Number.

Background technology

IP Multimedia System (IMS, IP Multimedia Subsystem) be 3rd Generation Partnership Project (3GPP, 3rd Generation Partnership Project) IP Multimedia System in the Wideband Code Division Multiple Access (WCDMA) of R5/R6 standard definition (WCDMA, the Wideband Code Division Multiple Access) network.

IMS adopts the bearer path of IP packet domain as its control signaling and media delivery, adopts session initiation protocol (SIP, Session Initial Protocol) agreement as call control signalling.Subscriber identity information in the IMS network is the form of SIP URI or tel URI.In IMS, the user contracting data of IMS concentrates on home signature user server (HSS, Home Subscriber Server) management in, professional by application server (AS, Application Server) unified providing, session control is finished by service call conversation control function (S-CSCF, Serving-Call Session Control Function).Wherein, the user identity in the IMS network is called as public user identity, and they are identity used when being used to ask with other telex networks.

In addition, circuit switching (CS, Circuit Switched) and IMS are research topics in the present 3GPP standard in conjunction with professional (CSI, Combining CSand IMS services).This problem is paid close attention to is how to combine with IMS territory business the CS territory of 3G is professional.Wherein phase I (CSIphase 1) the main research contents studied of this problem is how the CS territory of CS IMS dual-mode terminal to be called out to carry out related with the session in IMS territory.The terminal of CSI phase 1 is because the restriction of its bearing capacity preferentially uses the CS territory to carry its real-time speech business.

Consult Fig. 1, prior art provides the scheme of a kind of CSI of realization terminal and IMS terminal mutual.Described scheme is in the CSI end side service logic controlled function entity CSI AS to be set, after this functional entity is received conversation request from the IMS terminal, the session that has multiple medium composition is split into the session that comprises the real-time media composition and comprise the session of non-real time media composition according to relevant information.Judge according to relevant information then, perhaps be chosen in CS territory termination real-time session, perhaps in the termination non real-time session of IMS territory.Described scheme specifically comprises following flow process:

Step 101, IMS terminal are initiated to the IMS conversation request of CSI terminal, and this request comprises real time business and non-real-time service.

The IMS entity of step 102, IMS side forwards the request to the CSI AS of CSI end side.

Step 103, CSI AS carry out business logic processing according to relevant information, and this conversation request is separated.

Step 104, CSI AS send to MGCF (MGCF, Media Gateway Control Function) with real-time voice conversation request.

After step 105, MGCF received this conversation request message, the CS that is initiated to the CSI terminal called out.

Step 106, CSI AS send to the CSI terminal with non real-time conversation request.

Step 107, CSI terminal send the connect message of CS to MGCF.

Step 108, MGCF send the 200OK response message of voice conversation to CSI.

Step 109, CSI terminal send the 200OK response message.The media information that only comprises MSRP in this response message.

Step 110, CSI AS will merge from the CS calling and the IMS session of CSI terminal.

200OK response message after step 111, CSI AS transmission merge is to called IMS network.

Step 112, this 200OK message of called IMS forwarded are given the IMS terminal.

In carrying out the invention process, the inventor finds to exist at least in the prior art following problem:

Be CSI AS before step 104, need learn the CS territory travelling carriage international number (MSISDN, Mobile Station International ISDN Number) of CSI terminal.Just can carry out step 104 after learning CS territory Mobile Subscriber International ISDN Number, be about to the CS territory processing that real-time voice conversation request sends to the CSI terminal.

But in existing procedure, do not solve the technical problem how CSI AS learns the CS territory Mobile Subscriber International ISDN Number of CSI terminal in advance, therefore the CSI service failure is caused in the CS territory that causes real-time voice conversation request to be routed to the CSI terminal.

Summary of the invention

The technical problem to be solved in the present invention provides a kind of method of obtaining Mobile Subscriber International ISDN Number in CSI terminal and IMS terminal mutual.

The technical problem to be solved in the present invention provides between a kind of CSI terminal that can realize CSI terminal and IMS terminal mutual and the IMS terminal and realizes the intercommunication communication system.

The technical problem to be solved in the present invention provides HSS, AS, CSCF and the CSI terminal in a kind of CSI of realization terminal and the IMS terminal mutual system.

For solving above-mentioned first technical problem, the objective of the invention is to be achieved through the following technical solutions:

A kind of method of obtaining Mobile Subscriber International ISDN Number is provided, comprises: CSI AS sends CS territory Mobile Subscriber International ISDN Number query requests to HSS; Described HSS returns the described CS territory Mobile Subscriber International ISDN Number that obtains of inquiry to described CSIAS.

A kind of method of obtaining Mobile Subscriber International ISDN Number is provided, comprises: CSCF receives the message that carries CS territory Mobile Subscriber International ISDN Number that the CSI terminal sends, and sends described CS territory Mobile Subscriber International ISDN Number to AS; AS obtains described CS territory Mobile Subscriber International ISDN Number.

For solving above-mentioned second technical problem, the objective of the invention is to be achieved through the following technical solutions:

A kind of communication system is provided, comprises CSIAS and HSS, described AS comprises inquiry initiation unit, is used for sending CS territory Mobile Subscriber International ISDN Number query requests to HSS; Described HSS comprises query unit and transmitting element, and described query unit is used for inquiring about described CS territory Mobile Subscriber International ISDN Number according to the Mobile Subscriber International ISDN Number query requests in described CS territory; The CS territory Mobile Subscriber International ISDN Number that described transmitting element is used for described inquiry is obtained sends to described AS.

A kind of communication system is provided, comprises CSCF and CSI AS, described CSCF is used to receive the message that carries CS territory Mobile Subscriber International ISDN Number that the CSI terminal sends; Described AS comprises the number acquiring unit, is used for obtaining the described CS territory Mobile Subscriber International ISDN Number of described CSCF.

For solving above-mentioned the 3rd technical problem, the objective of the invention is to be achieved through the following technical solutions:

A kind of HSS is provided, comprises: query unit is used for inquiring about described CS territory Mobile Subscriber International ISDN Number according to the CS territory Mobile Subscriber International ISDN Number query requests from AS; Transmitting element, the CS territory Mobile Subscriber International ISDN Number that is used for described inquiry is obtained sends to described AS.

A kind of AS is provided, comprises: the unit is initiated in inquiry, is used for sending CS territory Mobile Subscriber International ISDN Number query requests to HSS; Receiving element is used to receive the CS territory Mobile Subscriber International ISDN Number from described HSS.

A kind of CSCF is provided, comprises: retransmission unit is used for the CS territory Mobile Subscriber International ISDN Number from the CSI terminal is mail to CSI AS; Send trigger element, be used for when the CSI of the described Mobile Subscriber International ISDN Number of correspondence terminal has the CSI ability, triggering described transmitting element work.

A kind of CSCF is provided, comprises: retransmission unit is used for sending CS territory Mobile Subscriber International ISDN Number according to subscribe request to AS; Send trigger element, trigger described retransmission unit work when being used to receive described subscribe request.

A kind of CSI terminal is provided, comprises message sending unit, be used for sending the message of carrying CS territory Mobile Subscriber International ISDN Number to CSCF.

More than first and second technical schemes as can be seen, because AS sends CS territory Mobile Subscriber International ISDN Number query requests by the Sh reference point to HSS, return number to described AS by described HSS, or by CSCF in the future the CS territory Mobile Subscriber International ISDN Number of self terminal send to described AS, finish the function of obtaining CS territory Mobile Subscriber International ISDN Number, make and realize that successfully follow-up CSI terminal and IMS terminal mutual become possibility.

More than third and fourth technical scheme as can be seen, because AS sends CS territory Mobile Subscriber International ISDN Number query requests by the Sh reference point to HSS, return number to described AS by described HSS, or by CSCF in the future the CS territory MSISDN of self terminal send to described AS, finish the function of obtaining CS territory Mobile Subscriber International ISDN Number, make and realize that successfully follow-up CSI terminal and IMS terminal mutual become possibility.

More than the 5th to nine technical scheme as can be seen, owing to these five technical schemes is the equipment of realizing that the purpose of above-mentioned first to fourth technical scheme designs, these equipment possess and obtain/assist the new function of obtaining CS territory Mobile Subscriber International ISDN Number and lower cost, can realize the IWF between CSI terminal and the IMS terminal simply and effectively.

Description of drawings

Fig. 1 is the intercommunication flow chart between prior art CSI terminal and the IMS terminal;

Fig. 2 is the method first basic embodiment flow chart that the present invention obtains Mobile Subscriber International ISDN Number;

Fig. 3 is the method second basic embodiment flow chart that the present invention obtains Mobile Subscriber International ISDN Number;

Fig. 4 is method the 3rd basic embodiment flow chart that the present invention obtains Mobile Subscriber International ISDN Number;

Fig. 5 is the communication system first basic embodiment functional block diagram of the present invention;

Fig. 6 is the communication system second basic embodiment functional block diagram of the present invention;

Fig. 7 is communication system the 3rd a basic embodiment functional block diagram of the present invention.

Embodiment

Embodiment of the present invention provides the multiple method of obtaining Mobile Subscriber International ISDN Number, mainly is the voice conversation request to be sent to MGCF with before calling out the CSI terminal at CSI AS, obtains the CS territory Mobile Subscriber International ISDN Number of CSI terminal to HSS by the Sh reference point; Or obtain the CS territory Mobile Subscriber International ISDN Number of CSI terminal by the content of extracting message body in the registration/conversation request.

For make purpose of the present invention, technical scheme, and advantage clearer, below with reference to the accompanying drawing execution mode that develops simultaneously, the present invention is described in more detail.At the shortcoming of prior art, the invention provides basic implementation method and three kinds of specific implementation methods that following two kinds of CSI AS obtain Mobile Subscriber International ISDN Number.Described two kinds of basic skills are:

First basic embodiment:

A kind of method of obtaining Mobile Subscriber International ISDN Number comprises:

Steps A: CSI AS sends CS territory Mobile Subscriber International ISDN Number query requests to HSS;

Step B: described HSS returns the described CS territory Mobile Subscriber International ISDN Number that obtains of inquiry to described CSI AS.

Present embodiment CSI AS sends CS territory Mobile Subscriber International ISDN Number query requests by the Sh reference point to HSS, return number to described CSIAS by described HSS, finish the function of obtaining CS territory Mobile Subscriber International ISDN Number, make and realize that successfully follow-up CSI terminal and IMS terminal mutual become possibility.

Above-mentioned steps A, CSI AS can finish behind the third-party registration or when receiving call request, initiate described query requests at every turn; CSI AS can use expanded data to handle or CS territory Mobile Subscriber International ISDN Number is inquired about in the subscribing order, has comprised user's public user identity and CS territory Mobile Subscriber International ISDN Number solicited message etc. in the request.Can in this request item of Data-Reference AVP, extending marking be data type and the corresponding codes thereof of CSI MSISDN.Therefore make full use of existing message, do not need big cost to make successfully to realize follow-up CSI terminal and IMS terminal mutual.

Second basic embodiment:

A kind of method of obtaining Mobile Subscriber International ISDN Number comprises:

Steps A: CSCF receives the message that carries CS territory Mobile Subscriber International ISDN Number that the CSI terminal sends, and sends described CS territory Mobile Subscriber International ISDN Number to AS;

Step B:AS obtains described CS territory Mobile Subscriber International ISDN Number.

The register requirement that present embodiment is carried CS territory Mobile Subscriber International ISDN Number by the CSI terminal to the CSCF initiation, trigger described CSCF and return CS territory Mobile Subscriber International ISDN Number to CSI AS, finish the function of obtaining CS territory Mobile Subscriber International ISDN Number, make and realize that successfully follow-up CSI terminal and IMS terminal mutual become possibility.

Among the above-mentioned steps A, the CSI terminal comprises its CS territory Mobile Subscriber International ISDN Number at the extended message body of the register requirement that sends, and the XML file of extended message body can comprise one＜CSI-MSISDN〉parameter.

This step comprises following several optional processing:

1) the CSI terminal can be expanded the message body that comprises its CS territory Mobile Subscriber International ISDN Number in register requirement;

2) the CSI terminal also can be expanded the message body that comprises its CS territory Mobile Subscriber International ISDN Number in conversation request.

Below be the embodiment of corresponding above-mentioned two basic embodiment of the present invention:

First embodiment:

Consult Fig. 2, CSI AS to the CS territory Mobile Subscriber International ISDN Number that HSS obtains the CSI terminal, comprises following idiographic flow by the Sh reference point:

Step 201, CSI terminal are initiated the IMS registration to the S-CSCF of its ownership, can initiate registration with SIP URI or tel URI, and the ability information of carried terminal in the log-on message indicates it to have the CSI ability;

Step 202, succeed in registration after, S-CSCF replys 200 (OK) response and gives the CSI terminal;

Step 203, S-CSCF receive the ability information of terminal, carry out business control;

Step 204, S-CSCF generate a third party REGISTER request according to the ability information of terminal, mail to CSI AS;

Step 205, CSI AS beam back one 200 (OK) response to S-CSCF, and perception terminal possesses the CSI ability;

Here, CSI AS can obtain this ability information to other system or entity.As obtaining this information by query facility management data (DM) system.Perhaps, CSIAS can obtain this information by the interface with the presence system.Perhaps, CSI AS obtains this ability information by the USSD of terminal.

Step 206, CSI AS are initiated to the data query of HSS, use UDR/UDA (User-Data-Request/Answer) order of expansion to come request msg, comprising user identity and CSI territory Mobile Subscriber International ISDN Number solicited message etc.

Can be in this request item of Data-Reference AVP the mark of extended requests data, the described request data are CSI territory Mobile Subscriber International ISDN Number type and corresponding codes thereof.Explosion command is described and is exemplified below:

Table one: UDR order

?Information ?element?name	Mapping?to Diameter?AVP	Cat.	Description
				?User?Identity	User-Identity	C	Requestor's IMPU, PSI or MSISDN
?Requested ?data	Data-Reference	M	The type of request msg, corresponding fixing coding (having increased data type and respective coding)
				?Requested ?Identity?set	Identity-Set	O	2 types: 1.ALL_IDENTITIES (0): download all IMPU (s) relevant with IMPI; 2.REGISTERED_IDENTITIES (1): the IMPU (s) that downloads all registrations relevant with IMPI;
?Requested ?domain	Requested-Domai n	C	Illustrate and be applied in which territory (IMS or CS)
				?Current ?Location	Current-Location	C	Positional information is provided, is used to trigger the location retrieval that HSS initiates CS and/or PS territory
?Service ?Indication	Service-Indication	C	IMPU unites the relevant transparent data of service that indicates needs with Data-Reference
				?Application ?Server ?Identity	Origin-Host	M	Indicate the identity of AS
?Application ?Server?Name	Server-Name	C	Necessary condition with IMPU or PSI conduct inquiry iFC

Except UDR/UDA, can also adopt SNR/SNA (Subscribe-Notification-request/Answer), PNR/PNA (Push-Notification-Request/Answer) order comes request msg.

Step 207, HSS respond with the UDA that carries CS territory Mobile Subscriber International ISDN Number and reply, and provide requested data.CSIAS therefrom can obtain the CS territory Mobile Subscriber International ISDN Number of CSI terminal.

Second embodiment:

Consult Fig. 3, CSI AS obtains the CS territory Mobile Subscriber International ISDN Number of CSI terminal by the message body content in the extraction register requirement.

Comprise following idiographic flow:

Step 301, CSI terminal are initiated the IMS registration procedure to the S-CSCF of its ownership;

The CSI terminal is initiated the IMS registration procedure to the S-CSCF of its ownership, can initiate registration with SIP URI or tel URI, and the ability information of carried terminal in the log-on message indicates it to have the CSI ability.Simultaneously in request, carry its CS territory Mobile Subscriber International ISDN Number information, can expand the sip message body, perhaps expand mode such as SIP header field and carry information by the mode of expansion.The mode of expansion has following two kinds:

The mode of A, employing extended message body.The form of extended message body can be XML or other forms, and this extended message body XML file can comprise the circuit domain MSISDN parameter of expression CSI terminal, such as: one＜CSI-MSISDN〉parameter;

The mode of B, employing expansion SIP header field.Can be to increase forms such as a new header field or extension header field parameter.

Such as: comprise its CS territory Mobile Subscriber International ISDN Number by the extended message body.Request message is exemplified below:

Table two: login request message

REGISTER?sip:scscf.home1.net?SIP/2.0 Via:SIP/2.0/UDP?sip:[5555::aaa:bbb:ccc:ddd]；branch＝z9hG4bKnashds7 Max-Forwards:70 From:<sip:zhangsan@home.fr>；tag＝6fa To:<sip:zhangsan@home.fr> Contact:<sip:[5555::aaa:bbb:ccc:ddd]>；expires＝600000；+g.3gpp.cs-voice；+g.3gpp.cs-video Call-ID:apb03a0s09dkjdfglkj49112 CSeq:43REGISTER Content-Type:application/3gpp-ims+xml Content-Length:(...) <？xml?version＝″1.0″？> <ims-3gpp?version＝″1″> <csi-msisdn>″MSISDN＝11111111″</csi-msisdn> </ims-3gpp> ......

Step 302, succeed in registration after, S-CSCF replys 200 (OK) response and gives the CSI terminal;

Step 303, S-CSCF receive the ability information of terminal, carry out business control;

Step 304, S-CSCF directly send CS territory Mobile Subscriber International ISDN Number information to CSI AS;

Specifically be according to the terminal ability information of receiving, generate a third party REGISTER request.The CS territory Mobile Subscriber International ISDN Number information of carrying the CSI terminal in request mails to CSI AS.Here, S-CSCF can mode such as extended message body or expansion SIP header field carry information in the request of mailing to CSIAS.

Such as: the CS territory Mobile Subscriber International ISDN Number that comprises the CSI terminal by the extended message body.Request message is exemplified below:

Table three: third-party registration request message

REGISTER?sip:as.home.net?SIP/2.0 Via:SIP/2.0/UDP?scscf.home.fr；branch＝z9hG4bKnasctb9 Max-Forwards:70 From:<sip:scscf@home.fr>；tag＝7ec To:<sip:zhangsan@home.fr> Contact:<sip:scscf.home.fr>；expires＝600000 Content-Type:application/3gpp-ims+xml Content-Length:(...) <？xml?version＝″1.0″？> <ims-3gpp?version＝″1″> <csi-msisdn>″MSISDN＝11111111″</csi-msisdn> </ims-3gpp> ......

Step 305, CSI AS obtain the CS territory Mobile Subscriber International ISDN Number of CSI terminal in the described request message, and beam back one 200 (OK) response to S-CSCF.

The register requirement that present embodiment is carried CS territory Mobile Subscriber International ISDN Number by the CSI terminal to the S-CSCF initiation, trigger described S-CSCFCS generation and carry the third-party registration request of described CS territory Mobile Subscriber International ISDN Number to CSI AS, finish the function of obtaining CS territory Mobile Subscriber International ISDN Number, make and realize that successfully follow-up CSI terminal and IMS terminal mutual become possibility.

The 3rd embodiment:

Consult Fig. 4, CSI AS obtains the CS territory Mobile Subscriber International ISDN Number of CSI terminal by subscription/notifying mechanism, comprises following idiographic flow:

Step 401, CSI terminal are initiated the IMS registration procedure to the S-CSCF of its ownership;

Can initiate registration procedure with SIP URI or tel URI, the ability information of carried terminal in the log-on message, indicate it to have the CSI ability, in request, carry its CS Mobile Subscriber International ISDN Number information simultaneously by the mode of expansion, such as: its CS territory Mobile Subscriber International ISDN Number carried by the extended message body.Request message is exemplified below:

Table four: login request message

REGISTER?sip:scscf.home1.net?SIP/2.0 Via:SIP/2.0/UDP?sip:[5555::aaa:bbb:ccc:ddd]；branch＝z9hG4bKnashds7 Max-Forwards:70 From:<sip:zhangsan@home.fr>；tag＝6fa To:<sip:zhangsan@home.fr> Contact:<sip:[5555::aaa:bbb:ccc:ddd]>；expires＝600000；+g.3gpp.cs-voice；+g.3gpp.cs-video Call-ID:apb03a0s09dkjdfglkj49112 CSeq：43REGISTER Content-Type：application/3gpp-ims+xml Content-Length:(...) <？xml?version＝″1.0″？> <ims-3gpp?version＝″1″> <csi-msisdn>″MSISDN＝11111111″</csi-msisdn> </ims-3gpp> ......

Step 402, succeed in registration after, S-CSCF replys 200 (OK) response and gives the CSI terminal; After the request of receiving, S-CSCF preserves the CS territory Mobile Subscriber International ISDN Number information in the described request get off simultaneously.

Step 403, S-CSCF receive the ability information of terminal, carry out business control.

Step 404, S-CSCF generate a third-party registration request according to the terminal ability information of receiving, mail to CSIAS.

Step 405, CSIAS are replied 200 (OK) response of succeeding in registration, and think that the success of CSI terminal registers at S-CSCF.

Step 406, CSI AS initiate to subscribe to (SUBSCRIBE) request to S-CSCF.

CSI AS can adopt data processing or subscribing information to initiate to subscribe to S-CSCF, S-CSCF in notification message,

Step 407, S-CSCF reply 200 (OK) response of subscribing to successfully.

Step 408, S-CSCF are in NOTIFY, and the CS territory MSISDN information of carrying the CSI terminal passes to CSI AS, such as carrying information by the mode of extended registration incident bag.Such as: one＜CSI-MSISDN〉parameter.

The xml file content of registration event package is exemplified below:

Table five: NOTIFY

<？xml?version＝″1.0″？> <reginfo?xmlns＝″urn:ietf:params:xml:ns:reginfo″ xmlns:csi-msisdn″urn:ietf:params:xml:ns:csimsisdninfo″<ims-3gpp?version＝″1″version＝″0″state＝″full″> <registration?aor＝″sip:zhangsan@home.fr″id＝″as9″state＝″active″> <contact?id＝″76″state＝″active″event＝″registered″> sip:[5555::aaa:bbb:ccc:ddd] <allOneLine> <csi-msisdn>″MSISDN＝11111111″</csi-msisdn> </allOneLine> <allOneLine> </contact> </registration> </reginfo> </ims-3gpp>

Step 409, AS reply 200 (OK) response, receive the CS territory Mobile Subscriber International ISDN Number of CSI terminal.

CSI AS can learn the CS territory Mobile Subscriber International ISDN Number of CSI terminal in advance, and the CS territory that real-time business request sends to the CSI terminal is handled in realization.

The register requirement that present embodiment is carried CS territory Mobile Subscriber International ISDN Number by the CSI terminal to the S-CSCF initiation, trigger described S-CSCFCS and generate the third-party registration request to CSI AS, send the subscribe request that requires to subscribe to described CS territory Mobile Subscriber International ISDN Number to S-CSCF by described CSI AS, finish the function of obtaining CS territory Mobile Subscriber International ISDN Number, make and realize that successfully follow-up CSI terminal and IMS terminal mutual become possibility.

The present invention also provides the method that realizes intercommunication between a kind of CSI terminal and the IMS terminal, it is characterized in that, comprising:

The IMS terminal is initiated to comprising in real time and the IMS conversation request of non-real-time service of CSI terminal to the CSI of CSI end side AS;

Described CSIAS isolates the voice conversation request from described conversation request;

Described CSI AS sends to MGCF with described voice conversation request; Before this step, carry out the step that the CS territory arbitrary execution mode of Mobile Subscriber International ISDN Number method of the above-mentioned CSI of obtaining terminal is comprised, obtain the CS territory Mobile Subscriber International ISDN Number of described CSI terminal, the voice conversation request that described CSIAS will carry described Mobile Subscriber International ISDN Number sends to MGCF;

After described MGCF received this voice conversation request message, the CS that is initiated to the CSI terminal according to described Mobile Subscriber International ISDN Number called out.

Other idiographic flows can be consulted Fig. 1.

At the shortcoming of prior art, the present invention also provides following basic embodiment:

A kind of communication system comprises CSIAS and HSS,

Described CSI AS comprises inquiry initiation unit, is used for sending CS territory Mobile Subscriber International ISDN Number query requests to HSS;

Described HSS comprises query unit and transmitting element, and described query unit is used for inquiring about described CS territory Mobile Subscriber International ISDN Number according to described CS territory Mobile Subscriber International ISDN Number query requests; The CS territory Mobile Subscriber International ISDN Number that described transmitting element is used for described inquiry is obtained sends to described CSI AS.

Above-mentioned execution mode be by the Sh reference point to the CS territory Mobile Subscriber International ISDN Number that HSS obtains the CSI terminal, realize the IWF between CSI terminal and the IMS terminal simply and effectively.

A kind of HSS comprises:

Query unit is used for inquiring about described CS territory Mobile Subscriber International ISDN Number according to the CS territory Mobile Subscriber International ISDN Number query requests from AS;

Transmitting element, the CS territory Mobile Subscriber International ISDN Number that is used for described inquiry is obtained sends to described AS.

A kind of AS comprises:

The unit is initiated in inquiry, is used for sending CS territory Mobile Subscriber International ISDN Number query requests to HSS;

Receiving element is used to receive the CS territory Mobile Subscriber International ISDN Number from described HSS.

More than two execution modes can provide available equipment for realizing CSI terminal and IMS terminal mutual.

A kind of communication system comprises CSCF and CSI AS,

Described CSCF is used to receive the message that carries CS territory Mobile Subscriber International ISDN Number that the CSI terminal sends;

Described CSI AS comprises the number acquiring unit, is used for obtaining the described CS territory Mobile Subscriber International ISDN Number of described CSCF.

Above-mentioned execution mode is that the CSI terminal adopts CSCF to transmit network element as ISDN number, can realize CSI terminal and IMS terminal mutual function equally.

A kind of CSCF comprises:

Retransmission unit is used for the CS territory Mobile Subscriber International ISDN Number from the CSI terminal is mail to CSIAS;

Send trigger element, be used for when the CSI of the described Mobile Subscriber International ISDN Number of correspondence terminal has the CSI ability, triggering described retransmission unit work.

A kind of CSCF comprises:

Retransmission unit is used for sending CS territory Mobile Subscriber International ISDN Number according to subscribe request to AS;

Send trigger element, trigger described retransmission unit work when being used to receive described subscribe request.

A kind of CSI terminal comprises message sending unit, is used for sending the message of carrying CS territory Mobile Subscriber International ISDN Number to CSCF.

Above execution mode can provide available equipment for realizing CSI terminal and IMS terminal mutual.

Consult Fig. 5, the present invention also provides communication system first embodiment, comprises CSI AS 510 and HSS 520.

Described CSI AS 510 comprises querying triggering unit 511, query requests generation unit 512, inquiry initiation unit 513 and receiving element 514.Described inquiry is initiated unit 513 and is used for sending CS territory Mobile Subscriber International ISDN Number query requests by the Sh reference point to HSS.Described querying triggering unit 511 is used for triggering described inquiry and initiating unit 513 work when receiving that CSI terminal from the third-party registration request of S-CSCF 530 and corresponding described registration has the CSI ability.Described query requests generation unit 512 is used to generate the UDR order that expansion has user identity and CS territory Mobile Subscriber International ISDN Number solicited message, initiates the query requests that unit 513 sends to described HSS as described inquiry.

Described HSS 520 comprises query unit 521 and transmitting element 522, and described query unit 521 is used for inquiring about described CS territory Mobile Subscriber International ISDN Number according to described CS territory Mobile Subscriber International ISDN Number query requests after HSS receives query requests from described CSI AS; The CS territory Mobile Subscriber International ISDN Number that described transmitting element 522 is used for described inquiry is obtained sends to described CSI AS.The CS territory Mobile Subscriber International ISDN Number that the receiving element 514 of CSI AS receives from described HSS.

Consult Fig. 6, the present invention also provides communication system second embodiment, comprises CSI terminal 610 and S-CSCF 620.

Described CSI terminal 610 comprises register requirement generation unit 611 and registering unit 612.Described register requirement generation unit 611 is used to generate the described register requirement that expansion has CS territory Mobile Subscriber International ISDN Number.Described registering unit 612 is used for sending the register requirement of carrying CS territory Mobile Subscriber International ISDN Number to S-CSCF.

Described S-CSCF 620 comprises transmission trigger element 621 and retransmission unit 622.Described retransmission unit 622 is used to generate the third-party registration request of carrying described CS territory Mobile Subscriber International ISDN Number and mails to CSI AS630.Described transmission trigger element 621 is used for when the CSI of the described Mobile Subscriber International ISDN Number of correspondence terminal 610 has the CSI ability, triggers described retransmission unit 622 work.

Consult Fig. 7, the present invention also provides communication system the 3rd embodiment, comprises CSI terminal 710, S-CSCF 720 and CSI AS 730.

Described CSI terminal 710 comprises register requirement generation unit 711 and registering unit 712.Described register requirement generation unit 711 is used to generate the described register requirement that expansion has CS territory Mobile Subscriber International ISDN Number.Described registering unit 712 is used for sending the register requirement of carrying CS territory Mobile Subscriber International ISDN Number to S-CSCF 720.

Described S-CSCF 720 comprises transmission trigger element 721 and retransmission unit 722.Described retransmission unit 722 is used for sending the third-party registration request and sending CS territory Mobile Subscriber International ISDN Number according to subscribe request to described CSI AS 730 to CSI AS 730 after the registration of finishing described CSI terminal 710.Described transmission trigger element 721 is used for when the CSI of the described Mobile Subscriber International ISDN Number of correspondence terminal 710 has the CSI ability, triggers described retransmission unit 722 work.

Described CSI AS 730 comprises subscriber units 731, is used for sending the ordered request that requires to subscribe to described CS territory Mobile Subscriber International ISDN Number to S-CSCF 720 after receiving described third-party registration request.

In summary, embodiment of the present invention mainly has following technique effect:

1) provides a plurality of method and system execution modes that obtain CS territory Mobile Subscriber International ISDN Number, provide necessary CS territory Mobile Subscriber International ISDN Number for successfully realizing CSI terminal and IMS terminal mutual.Described CS territory Mobile Subscriber International ISDN Number obtain the following mode that mainly contains:

A, AS send CS territory Mobile Subscriber International ISDN Number query requests by the Sh reference point to HSS, return number to described AS by described HSS, finish the function of obtaining CS territory Mobile Subscriber International ISDN Number;

B, AS send to described AS by the CS territory MSISDN of S-CSCF self terminal in future, finish the function of obtaining CS territory Mobile Subscriber International ISDN Number.

2) provide a plurality of communication equipments that obtain CS territory Mobile Subscriber International ISDN Number, comprise HSS, CSI AS, CSCF and CSI terminal, realize the IWF between CSI terminal and the IMS terminal simply and effectively.

More than method, communication system, HSS, AS, CSCF and the CSI terminal of obtaining Mobile Subscriber International ISDN Number provided by the present invention is described in detail by execution mode, the explanation of above embodiment just is used for help understanding method of the present invention and thought thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.

Claims (29)

1. a method of obtaining the travelling carriage international number is characterized in that, comprising:

Circuit switching and IP Multimedia System arrive home signature user server in conjunction with the travelling carriage international number query requests of professional CSI application server transtation mission circuit switching domain;

Described home signature user server returns the travelling carriage international number of inquiring about the described circuit commutative field that obtains and arrives described CSI application server.

2. method according to claim 1, it is characterized in that, described CSI application server adopts expanded data processing or subscribing order to be initiated to the travelling carriage international number query requests of the circuit commutative field of described home signature user server, and the order of described expansion comprises the travelling carriage international number solicited message of circuit commutative field.

3. method according to claim 2 is characterized in that, described home signature user server returns the response of the travelling carriage international number that carries described circuit commutative field to described CSI application server.

4. method according to claim 2 is characterized in that, described data processing or subscribing order are UDR, SNR or PNR order.

5. method according to claim 1, it is characterized in that the travelling carriage international number query requests of described CSI application server transtation mission circuit switching domain comprised before the step of home signature user server: described CSI application server learns that described CSI terminal has circuit switching and the IP Multimedia System ability in conjunction with business.

6. a method of obtaining the travelling carriage international number is characterized in that, comprising:

Conversation control function entity receives the message of the travelling carriage international number that carries circuit commutative field that the CSI terminal sends, and the travelling carriage international number that sends described circuit commutative field is to application server;

Application server obtains the travelling carriage international number of described circuit commutative field.

7. method according to claim 6, it is characterized in that, it is to carry the registration message of the travelling carriage international number of described circuit commutative field that described CSI terminal sends message, the travelling carriage international number of described transtation mission circuit switching domain to the step of application server specifically: described conversation control function entity receive described from the registration message of CSI terminal after generation carry described circuit commutative field the travelling carriage international number register requirement and mail to application server.

8. method according to claim 6 is characterized in that, the travelling carriage international number that described conversation control function entity sends described circuit commutative field comprised before application server:

Preserve at described conversation control function entity under the situation of travelling carriage international number of described circuit commutative field, described application server initiates to subscribe to the subscribe request of the travelling carriage international number of described circuit commutative field to conversation control function entity.

9. method according to claim 8, it is characterized in that the travelling carriage international number that described conversation control function entity returns described circuit commutative field to the mode of application server is: the notice message mode that described interactive function entity adopts expansion incident bag is with the described application server that returns to of the travelling carriage international number of described circuit commutative field.

10. method according to claim 9 is characterized in that, the notice message mode of described employing expansion incident bag is meant the notice message mode that adopts extended registration incident bag.

11. according to each described method of claim 6 to 10, it is characterized in that, further carry the described CSI terminal of indication in the message that the CSI terminal that described conversation control function entity receives sends and have circuit switching and IP Multimedia System terminal ability information in conjunction with professional ability.

12. according to each described method of claim 6 to 10, it is characterized in that, the message that described conversation control function entity receives the transmission of CSI terminal is meant: the message that the method that the employing of CSI terminal is expanded in the request message of session initiation protocol is carried the travelling carriage international number of described circuit commutative field to the described conversation control function entity transmission of its ownership, described conversation control function entity receives the described extended message that the CSI terminal sends.

13. method according to claim 12 is characterized in that, the described method of expanding in the session initiation protocol request message is meant: in described session initiation protocol request message its header field or message body are expanded.

14. method according to claim 13 is characterized in that,

The described method of in the session initiation protocol request message its header field being expanded is meant: increase the travelling carriage international number that a new header field or extension header field parameter carry described circuit commutative field in the Session initiation Protocol header field;

The described method of in the session initiation protocol request message its message body being expanded is meant: adopt the XML form to carry the travelling carriage international number of described circuit commutative field in the extended message body.

15. a communication system comprises application server and home signature user server, it is characterized in that,

Described application server comprises inquiry initiation unit, is used for the travelling carriage international number query requests to home signature user server transtation mission circuit switching domain;

Described home signature user server comprises query unit and transmitting element, and described query unit is used for inquiring about according to the travelling carriage international number query requests of described circuit commutative field the travelling carriage international number of described circuit commutative field; The travelling carriage international number that described transmitting element is used for circuit commutative field that described inquiry is obtained sends to described application server.

16. communication system according to claim 15, it is characterized in that, described application server also comprises the querying triggering unit, when being used for CSI terminal at the described travelling carriage international number of correspondence and having circuit switching and IP Multimedia System, trigger described inquiry and initiate cell operation in conjunction with professional ability.

17. communication system according to claim 15, it is characterized in that, described application server further comprises the query requests generation unit, be used to generate data processing or the subscribing order that expansion has the travelling carriage international number solicited message of circuit commutative field, initiate the query requests that the unit sends to described home signature user server as described inquiry.

18. a home signature user server is characterized in that, comprising:

Query unit is used for the travelling carriage international number query requests of basis from the circuit commutative field of application server, inquires about the travelling carriage international number of described circuit commutative field;

Transmitting element, the travelling carriage international number that is used for circuit commutative field that described inquiry is obtained sends to described application server.

19. an application server is characterized in that, comprising:

The unit is initiated in inquiry, is used for the travelling carriage international number query requests to home signature user server transtation mission circuit switching domain;

Receiving element is used to receive the travelling carriage international number from the circuit commutative field of described home signature user server.

20. a communication system comprises conversation control function entity and CSI application server, it is characterized in that,

Described conversation control function entity is used to receive the message of the travelling carriage international number that carries circuit commutative field that the CSI terminal sends;

Described application server comprises the number acquiring unit, is used for obtaining the travelling carriage international number of the described circuit commutative field of described conversation control function entity.

21. communication system according to claim 20 is characterized in that, described conversation control function entity also comprises retransmission unit, is used for the travelling carriage international number of described circuit commutative field is sent to described application server.

22. communication system according to claim 21, it is characterized in that, described CSI terminal further comprises the register requirement generation unit, is used to generate the described register requirement of the travelling carriage international number that carries circuit commutative field and passes to described message sending unit.

23. communication system according to claim 22, it is characterized in that, described conversation control function entity further comprises registering unit, be used for finishing described registration, and generate the request of the travelling carriage international number that carries described circuit commutative field and send described retransmission unit to according to described register requirement.

24. communication system according to claim 22, it is characterized in that, described conversation control function entity further comprises registering unit and sends trigger element, described registering unit is used for finishing described registration according to described register requirement, retransmission unit work shown in described transmission trigger element is used for triggering when receiving subscribe request, described application server further comprises subscriber units, is used for sending to conversation control function entity the subscribe request of the travelling carriage international number that requires the described circuit commutative field of subscription.

25. communication system according to claim 22, it is characterized in that, the travelling carriage international number that described register requirement generation unit specifically is used for adding circuit commutative field the session initiation protocol header field of expansion or message body to be generating register requirement, and with described register requirement and pass to described message sending unit.

26. communication system according to claim 20 is characterized in that, described CSI terminal comprises message sending unit, is used for sending described message of carrying the travelling carriage international number of circuit commutative field to conversation control function entity.

27. a conversation control function entity is characterized in that, comprising:

Retransmission unit is used for the travelling carriage international number from the circuit commutative field of CSI terminal is mail to the CSI application server;

Send trigger element, when being used for CSI terminal at the described travelling carriage international number of correspondence and having circuit switching and IP Multimedia System, trigger described transmitting element work in conjunction with professional ability.

28. a conversation control function entity is characterized in that, comprising:

Retransmission unit is used for according to the travelling carriage international number of subscribe request to application server transtation mission circuit switching domain;

Send trigger element, trigger described retransmission unit work when being used to receive described subscribe request.

29. a CSI terminal is characterized in that, comprises message sending unit, is used for sending to conversation control function entity the message of the travelling carriage international number that carries circuit commutative field.

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