CN100495991C - Inquiry device, method, system, and multimedia subsystem of the user service data - Google Patents
Inquiry device, method, system, and multimedia subsystem of the user service data Download PDFInfo
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- CN100495991C CN100495991C CNB2007100266556A CN200710026655A CN100495991C CN 100495991 C CN100495991 C CN 100495991C CN B2007100266556 A CNB2007100266556 A CN B2007100266556A CN 200710026655 A CN200710026655 A CN 200710026655A CN 100495991 C CN100495991 C CN 100495991C
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Abstract
The invention discloses a user service data inquiring device, comprising: a detecting unit, detecting whether to need to inquire user service data at present according to interactive signaling, and an inquiry control unit, if the detecting result of the detection unit is yes, one by one inquiring two home user servers in network to judge whether there are the said user service data: if the judging result is no when inquiring the first home user server, inquiring the second home user server. In addition, the invention also discloses a user service data inquiring method and system and the inquiry calling session control functional entity and service calling session control functional entity, and IMS system. And the invention can increase the user service data inquiring rate.
Description
Technical field
The present invention relates to the IP multimedia subsystem, IMS field, relate in particular to a kind of user service data inquiring device, method, system and IP multimedia subsystem, IMS.
Background technology
(Intemet Protocol Multimedia Subsystem, IMS), promptly (Intemet Protocol, multimedia system IP) organize 3GPP to propose in the R5 standard by the mobile Standardization Research in the world to IP Multimedia System at first based on Internet protocol.The R4 that continues has realized the full IP bearing of 3G core net, and the proposition of IMS provides a cover total solution for the realization of IP multimedia service among the mobile network.IMS is based on the core network packet exchange, and (Packet Switched, the PS) multimedia control/calling controlling platform in territory are supported conversation class and non-conversation class multimedia service, for following multimedia application provides general business realizing platform.
The dialogue-based initializtion protocol of IMS (Session Initiation Protocol, SIP), can provide in real time, mobile service end to end, and guarantee the demand of multimedia service on safety, charging, roaming and QoS by a series of measure, make operator to network and business can manage, may command.As shown in Figure 1, this figure is the schematic diagram of IMS system, IMS is by CSCF (Call Session ControlFunction, CSCF), home subscriber server (Home Subscription Server, HSS) realize CCF, by interconnection entity such as borde gateway controlled function (Border Gateway ControlFunction, BGCF), MGCF (MGCF), media gateway (MediaGateWay, MGW), SGW (Signaling Gateway, SGW) etc. realize and public telephone network (Public Switched Telephone Network, PSTN) and core net circuit (circuitry Switched, CS) communication in territory, and media resource function entity (Media Resource Function, MRF) to realize multiway telecommunication service, wherein CSCF is one of most important key element among the IMS.
CSCF is used for setting up session, adopts Session Initiation Protocol to handle the signaling message that is used for controlling the customer multi-media session.Another function of CSCF is an address translation, and CSCF also needs to carry out the function of operation exchange and coding negotiation simultaneously.CSCF is divided into three kinds of different functional entitys, and as shown in Figure 2, concrete is proxy CSCF (P-CSCF), inquiry CSCF (I-CSCF) and serving CSCF (S-CSCF).Wherein P-CSCF is subscriber equipment (User Equipment, UE) first entrance of visit IMS; I-CSCF is the entrance from the access domain to the home domain, and the main inquiry HSS that is responsible for is with the position of decision S-CSCF etc.; S-CSCF is in the control core status in IMS, be responsible for the control of all sessions, is used for registration, session control and processing, and triggers professional to application server.
HSS is in the core key-course in IMS, it is the user service data storehouse of IMS, provide user's business datum by Cx interface for I-CSCF and S-CSCF, described business datum comprises user ID, customer position information, verify data and professional trigger data etc.Wherein user ID is mainly used in the user of sign IMS, comprises private user identity and public user identity, and wherein private user identity is used for authentification of user, when public user identity is done caller this user, is numbers displayed on the terminal called; When this user does when called, the number for other user dials also comprises a kind of data in addition in the user ID, be used to enumerate the network that the user can roam; Customer position information mainly refers to the relevant informations such as S-CSCF name of user attaching; Verify data mainly refers to the authentication five-tuple data that HSS stores, and these data not only can realize the authentication of network to the user, also can realize the authentication of user to network; Professional trigger data mainly is the professional trigger data that comprises a series of triggering rule, if current call state satisfies these rules, then triggers correspondent service logic, and therefore, in fact professional trigger data has comprised user's signing service information.
When having two HSS or a plurality of HSS among the IMS, also comprise user's Subscription Locator Function entity (Subscription Location Function on the system architecture, SLF), as shown in Figure 3, the main function of SLF is the HSS title that this user service data information of storage is provided for the contracted user, during setting up session, at first I-CSCF inquiry SLF determines the HSS title of current storage active user business datum, visit the S-CSCF that described HSS determines described user attaching then, control the foundation of session at last by S-CSCF; When the user carried out network registry, not only I-CSCF will inquire about the HSS title that SLF determines current storage active user business datum, and S-CSCF also will inquire about the HSS that SLF obtains storage active user's verify data; When customer service application, registration and professional the use, (Access Server AS) wants to visit HSS and also will inquire about SLF earlier the application server in the network, can visit corresponding HSS.
To sum up, when having two or more HSS among the IMS, set up in session in the processing procedures such as process, network registration process and customer service application, registration and professional use, relevant network functional entity for example I-CSCF, S-CSCF and AS all want first to SLF conduct interviews obtain corresponding HSS information after, can inquire about HSS, slow down the access speed of HSS.
Summary of the invention
Embodiment of the invention technical problem to be solved is, a kind of user service data inquiring device, method, system and CCF proxy-call session control function entity, service call control function entity, IP multimedia subsystem, IMS are provided, have improved the speed of inquiring user business datum.
In order to solve the problems of the technologies described above, the present invention proposes a kind of user service data inquiry unit, this device mainly comprises:
Detecting unit is used to detect the current inquiring user business datum that whether needs; And
The inquiry control unit, be used for described detecting unit be judged as be after, two home subscriber servers in the requester network one by one, judge whether to exist described user's business datum, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
Correspondingly, the present invention also provides the querying method of user service data, comprising:
A, detect whether need the inquiring user business datum according to current mutual signaling, and be judged as be after, execution in step b;
B, two home subscriber servers in the requester network one by one, judge whether to exist described user's business datum, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
Correspondingly, the present invention also provides the inquiry system of user service data, and this system mainly comprises:
First home subscriber server is used for the business datum of storage networking certain customers;
Second home subscriber server is used for storage networking except that the user of the first home subscriber server correspondence, all the other users' business datum in the network; And,
User service data inquiring device, link to each other with second home subscriber server with described first home subscriber server respectively, be used for detect current when needing the inquiring user business datum, inquire about the business datum that whether has described user in described first home subscriber server, if be judged as not during described first home subscriber server of inquiry, then inquire about described second home subscriber server.
Correspondingly, the present invention also provides the call conversation control function entity device, comprising:
Detect the current detecting unit that whether needs the inquiring user business datum; And,
The inquiry control unit, be used for described detecting unit be judged as be after, two home subscriber servers in the requester network judge whether to exist described user's business datum one by one, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
Correspondingly, he also provides a kind of enquiry call conversation control function entity the invention process, comprising:
Detect the current detecting unit that whether needs the inquiring user business datum; And,
The inquiry control unit, be used for described detecting unit be judged as be after, two home subscriber servers in the requester network judge whether to exist described user's business datum one by one, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
Correspondingly, the embodiment of the invention also provides a kind of service call session control function entity, comprising:
Detect the current detecting unit that whether needs the inquiring user business datum; And,
The inquiry control unit, be used for described detecting unit be judged as be after, two home subscriber servers in the requester network judge whether to exist described user's business datum one by one, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
Correspondingly, the embodiment of the invention also provides a kind of call conversation control entity, comprising:
Detect the current detecting unit that whether needs the inquiring user business datum; And,
The inquiry control unit, be used for described detecting unit be judged as be after, two home subscriber servers in the requester network judge whether to exist described user's business datum one by one, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
Correspondingly, the embodiment of the invention also provides a kind of application server, comprising:
Detect the current detecting unit that whether needs the inquiring user business datum; And,
The inquiry control unit, be used for described detecting unit be judged as be after, two home subscriber servers in the requester network judge whether to exist described user's business datum one by one, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
Correspondingly, the embodiment of the invention also provides a kind of IP multimedia subsystem, IMS, and this system comprises:
Agent call conversation control entity, enquiry call conversation control entity, service call conversation control entity, application server and first home subscriber server and second home subscriber server, in addition,
Described first home subscriber server is used for the business datum of storage networking certain customers;
Described second home subscriber server is used for storage networking business datum of all the other users in the network except that the user of the first home subscriber server correspondence;
Described enquiry call conversation control entity links to each other with described first home subscriber server and second home subscriber server respectively, be used for when detecting need inquiring user business datum, inquire about described first home subscriber server and judge whether to exist described user's business datum, if be judged as not during described first home subscriber server of inquiry, then inquire about second home subscriber server in described two home subscriber servers;
Described service call conversation control entity links to each other with described first home subscriber server and second home subscriber server respectively, be used for when detecting need inquiring user business datum, inquire about described first home subscriber server and judge whether to exist described user's business datum, if be judged as not during described first home subscriber server of inquiry, then inquire about second home subscriber server in described two home subscriber servers;
Described application server links to each other with described first home subscriber server and second home subscriber server respectively, be used for when detecting need inquiring user business datum, inquire about described first home subscriber server and judge whether to exist described user's business datum, if be judged as not during described first home subscriber server of inquiry, then inquire about second home subscriber server in described two home subscriber servers.
Because the user service data inquiry unit in the user service data inquiry system of the embodiment of the invention, when the inquiring user business datum, the business datum that whether has described user one by one in two home subscriber servers in the requester network, if be judged as not during first home subscriber server in described two home subscriber servers of inquiry, then inquire about second home subscriber server in described two home subscriber servers.Therefore in embodiments of the present invention, improved the speed of inquiring user business datum;
In addition, the customer service in the embodiment of the invention is counted inquiry unit, can be applicable in the IMS system, corresponding to I-CSCF, S-CSCF or the AS of IMS system, has therefore improved the Business Processing speed of IMS system.
Description of drawings
Fig. 1 is the schematic diagram of prior art IMS system;
Fig. 2 is the specific implementation schematic diagram of prior art IMS system;
Fig. 3 is the schematic diagram of prior art IMS system when two HSS are specifically arranged;
Fig. 4 is the schematic diagram of the user service data inquiry system of the embodiment of the invention;
Fig. 5 is the schematic diagram of the user service data inquiring device of the embodiment of the invention;
Fig. 6 is the schematic flow sheet of the user service data querying method of the embodiment of the invention;
Fig. 7 is the schematic diagram of the IMS system of the embodiment of the invention;
Fig. 8 is the IMS system of the embodiment of the invention carries out verification process to the user a schematic flow sheet;
Fig. 9 is the schematic flow sheet of the application server of the embodiment of the invention when user is carried out service log-on.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described.
With reference to figure 4, this figure is the schematic diagram of the user service data inquiry system of the embodiment of the invention, comprise,
First home subscriber server 11 is used for the business datum of storage networking certain customers;
Second home subscriber server 12 is used for storage networking business datum of all the other users in the network except that the user of the first home subscriber server correspondence; And,
User service data inquiring device 13, link to each other with second home subscriber server 12 with described first home subscriber server 11 respectively, be used for detecting whether need the inquiring user business datum according to current mutual signaling, and be judged as be after, inquire about described first home subscriber server and judge whether to exist described user's business datum, if be judged as not during described first home subscriber server of inquiry, then inquire about described second home subscriber server.
Described user service data inquiring device 13 comprises following functional unit when specific implementation, as shown in Figure 5:
Detecting unit 131 detects whether need the inquiring user business datum according to current mutual signaling;
Need to prove that user service data of the present invention is the user service data information of being stored among the HSS, comprising: user ID, customer position information, verify data, professional trigger data and media authorization data etc.
With reference to figure 6, this figure is the schematic flow sheet of the user service data querying method of the embodiment of the invention, and this flow process mainly comprises:
Step s11, the user service data inquiry unit detects whether need the inquiring user business datum according to current mutual signaling, if, execution in step s12 then, otherwise, execution in step s16;
Step s12 inquires about first home subscriber server according to the solicited message of inquiring user business datum and judges whether to exist business datum with described user, if, execution in step s14 then, otherwise, execution in step s13;
Step s13 inquires about the business datum that whether exists in second home subscriber server with described user, if, execution in step s14 then, otherwise, s15 carried out;
Step s14 obtains described user's business datum;
Step s15 finishes inquiry;
Step s16 handles according to prior art.
User service data inquiry system described in the foregoing description can be applicable in the IMS system, during specific implementation, described user service data inquiring device 13 can be call conversation control function entity, enquiry call conversation control function entity, service call session control function entity or the application server in the IMS system, and these three functional entitys comprise detecting unit 131 and inquiry control unit 132 equally.
IMS system to the embodiment of the invention describes below, and with reference to figure 7, this figure is the IMS system schematic of the embodiment of the invention, and is same as the prior art, comprises equally in the embodiment of the invention:
Agent call conversation control entity 21, enquiry call conversation control entity 22, service call conversation control entity 23, interworking function entity 24, media resource controlled function entity 25, application server 26 and first home subscriber server 11 and second home subscriber server 12; And the annexation between the above-mentioned functions entity also is consistent with having now, no longer is elaborated at this, and different is:
Described enquiry call conversation control entity 22, according to current mutual signaling detect whether need the inquiring user business datum and be judged as be after, inquire about described first home subscriber server and judge whether to exist described user's business datum, if be judged as not during described first home subscriber server of inquiry, then inquire about second home subscriber server in described two home subscriber servers;
Described service call conversation control entity 23, according to current mutual signaling detect whether need the inquiring user business datum and be judged as be after, inquire about described first home subscriber server and judge whether to exist described user's business datum, if be judged as not during described first home subscriber server of inquiry, then inquire about second home subscriber server in described two home subscriber servers;
Described application server 26, according to current mutual signaling detect whether need the inquiring user business datum and be judged as be after, inquire about described first home subscriber server and judge whether to exist described user's business datum, if be judged as not during described first home subscriber server of inquiry, then inquire about second home subscriber server in described two home subscriber servers.
According to the processing procedure of IMS system under different situations, I-CSCF, the S-CSCF of the embodiment of the invention and the process of AS inquiring user business datum are described below.
Be example with the user registration course at first, the embodiment of the invention is described that as shown in Figure 8, to be embodiment of the invention IMS system carry out the schematic flow sheet of verification process to the user to this figure, this flow process mainly comprises:
Step s101, proxy call conversation control function entity (P-CSCF) inserts the IMS system with described user's authentication request information;
Step s102, P-CSCF is transmitted to query call conversation control function entity (I-CSCF) with described user's authentication request information;
Step s103, I-CSCF inquire about first home subscriber server (HSS) and judge the business datum that whether exists among the described HSS with described user, if, execution in step s104 then, otherwise, execution in step s105;
After step s104, a described HSS return to I-CSCF with the information of the service call interactive function entity (S-CSCF) of described user attaching, execution in step s107;
Step s105, I-CSCF inquire about the S-CSCF information that the 2nd HSS determines described user's business datum ownership;
Step s106, described the 2nd HSS gives I-CSCF with described definite S-CSCF feedback information;
Step s107, I-CSCF be according to the S-CSCF information of described feedback, and described user's authentication request information is sent to described S-CSCF;
Step s108, S-CSCF inquire about a HSS and judge the verify data that whether has described user among the described HSS, if, execution in step s109 then, otherwise, execution in step s110;
Step s109, a described HSS is execution in step s112 after S-CSCF returns described user's identifying algorithm and Ciphering Key;
Step s110, the verify data that S-CSCF asks described user to described the 2nd HSS;
Step s111, described the 2nd HSS return described user's identifying algorithm and Ciphering Key to S-CSCF;
Step s112, described S-CSCF according to described identifying algorithm and Ciphering Key to controlling described user's authentication.
Need to prove, to be the IMS system carry out the part of verification process to the user to above-mentioned flow process, also comprises the step that some are relevant behind described step s112, and promptly user and network carry out the step of two-way authentication, because this part is same as the prior art, so be not elaborated at this.Given prominence to the process of I-CSCF and S-CSCF inquiring user business datum in the above-mentioned flow process, if having user service data among the HSS, then improved 50% speed during inquiry than prior art.
In addition, need to prove, the IMS system is in the process of setting up of call session, I-CSCF and S-CSCF are basic identical to the querying method and the last user authentication process of relative users business datum, different is to make a start S-CSCF in order to route the call to receiving end S-CSCF, from HSS inquiry be the S-CSCF of the current registration of called subscriber, but the method flow of inquiry is identical.
With reference to figure 9, this figure is the schematic flow sheet of the application server of the embodiment of the invention when user is carried out service log-on, this flow process mainly comprises two parts, the mutual authentication process that a part authenticates the user for above-mentioned IMS system, different when being the registration of user in network in this flow process, S-CSCF has also asked user's service related information to HSS, for example Service Trigger Information etc.; Another part mainly comprises the steps: for carry out the process of service log-on by application server
After step s21, S-CSCF finish user's registration,, send the service log-on solicited message to AS according to the indication of the Service Trigger Information that in registration process, obtains from HSS;
Step s22, AS judge the business information that whether carries described user in the described register requirement, if, execution in step s23 then, otherwise, execution in step s24;
Step s23 finishes after preserving described user's business information;
Step s24 inquires about the business information that whether has described user among the HSS, if, execution in step s25 then, otherwise, execution in step s26;
Step s25 finishes after obtaining the business information of preserving described user after described user's the business information;
From above-mentioned user service registration process as can be seen,, can directly obtain user's business information, at first inquire about the SLF technical scheme with the AS of prior art and compare and improved 50% processing speed if having user's business information among the HSS.
The above is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also are considered as protection scope of the present invention.
Claims (10)
1, a kind of user service data inquiry unit comprises and detects the current detecting unit that whether needs the inquiring user business datum, it is characterized in that, also comprises:
The inquiry control unit, be used for described detecting unit be judged as be after, two home subscriber servers in the requester network one by one, judge whether to exist described user's business datum, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
2, a kind of user service data querying method is characterized in that, comprising:
A, detect whether need the inquiring user business datum according to current mutual signaling, and be judged as be after, execution in step b;
B, two home subscriber servers in the requester network one by one, judge whether to exist described user's business datum, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
3, user service data querying method according to claim 2 is characterized in that step b specifically comprises:
B1, inquire about the business datum that first home subscriber server judges whether to exist described user according to the solicited message of inquiring user business datum, if, then obtain described user's business datum, otherwise, execution in step b2;
Whether b2, inquiry exist described user's business datum in second home subscriber server, if, then obtain described user's business datum, otherwise, inquiry finished.
4, a kind of user service data inquiry system is characterized in that, comprising:
First home subscriber server is used for the business datum of storage networking certain customers;
Second home subscriber server is used for storage networking except that the user of the first home subscriber server correspondence, all the other users' business datum in the network; And,
User service data inquiring device, link to each other with second home subscriber server with described first home subscriber server respectively, be used for detect current when needing the inquiring user business datum, inquire about the business datum that whether has described user in described first home subscriber server, if be judged as not during described first home subscriber server of inquiry, then inquire about described second home subscriber server.
5, user service data inquiry system according to claim 4 is characterized in that, described user service data inquiring device is enquiry call conversation control function entity, service call session control function entity or application server.
6, a kind of call conversation control function entity device comprises and detects the current detecting unit that whether needs the inquiring user business datum, it is characterized in that, also comprises:
The inquiry control unit, be used for described detecting unit be judged as be after, two home subscriber servers in the requester network judge whether to exist described user's business datum one by one, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
7, a kind of enquiry call conversation control function entity device comprises and detects the current detecting unit that whether needs the inquiring user business datum, it is characterized in that, also comprises:
The inquiry control unit, be used for described detecting unit be judged as be after, two home subscriber servers in the requester network judge whether to exist described user's business datum one by one, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
8, a kind of service call session control function entity device comprises and detects the current detecting unit that whether needs the inquiring user business datum, it is characterized in that, also comprises:
The inquiry control unit, be used for described detecting unit be judged as be after, two home subscriber servers in the requester network judge whether to exist described user's business datum one by one, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
9, a kind of application server comprises and detects the current detecting unit that whether needs the inquiring user business datum, it is characterized in that, also comprises:
The inquiry control unit, be used for described detecting unit be judged as be after, two home subscriber servers in the requester network judge whether to exist described user's business datum one by one, if during first home subscriber server in described two home subscriber servers of inquiry, be judged as not, then inquire about second home subscriber server in described two home subscriber servers.
10, a kind of IP multimedia subsystem, IMS, comprise: agent call conversation control entity, enquiry call conversation control entity, service call conversation control entity, application server and first home subscriber server and second home subscriber server, it is characterized in that, described first home subscriber server is used for the business datum of storage networking certain customers;
Second home subscriber server is used for storage networking business datum of all the other users in the network except that the user of the first home subscriber server correspondence;
Described enquiry call conversation control entity links to each other with described first home subscriber server and second home subscriber server respectively, be used for when detecting need inquiring user business datum, inquire about described first home subscriber server and judge whether to exist described user's business datum, if be judged as not during described first home subscriber server of inquiry, then inquire about second home subscriber server in described two home subscriber servers;
Described service call conversation control entity links to each other with described first home subscriber server and second home subscriber server respectively, be used for when detecting need inquiring user business datum, inquire about described first home subscriber server and judge whether to exist described user's business datum, if be judged as not during described first home subscriber server of inquiry, then inquire about second home subscriber server in described two home subscriber servers;
Described application server links to each other with described first home subscriber server and second home subscriber server respectively, be used for when detecting need inquiring user business datum, inquire about described first home subscriber server and judge whether to exist described user's business datum, if be judged as not during described first home subscriber server of inquiry, then inquire about second home subscriber server in described two home subscriber servers.
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| CN104254096A (en) * | 2013-06-26 | 2014-12-31 | 中国电信股份有限公司 | User attribution determination method and system, and call session control function equipment |
| CN110263063B (en) * | 2019-06-27 | 2023-04-07 | 深圳前海微众银行股份有限公司 | Asset query method and server |
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| Publication number | Priority date | Publication date | Assignee | Title |
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