CN101754152A - Implementation method for positioning service, positioning system and home user server - Google Patents
Implementation method for positioning service, positioning system and home user server Download PDFInfo
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Abstract
The embodiment of the invention provides an implementation method for positioning service, a positioning system and a home user server. A user terminal UE is switched from a first network to a second network in the process of initiating emergence service, the method comprises the steps: receiving a request message sent by a second mobility management network element, wherein the request message comprises the address of a visit gateway mobile location center VGMLC and a request for the acquisition of emergency gateway mobile location center GMLC, and the second mobility management network element is the mobility management network element in the second network; sending the stored emergency GMLC to the second mobility management network element according to the request in the request message for the acquisition of the emergency GMLC; and storing the address of the VGMLC in the request message. By applying the method provided by the embodiment of the invention, the continuity of the emergency service and the positioning of a client for UE subsequent to the switching can be guaranteed simultaneously in the process of initiating the emergency service by UE.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of implementation method, navigation system and home subscriber server of positioning service.
Background technology
(LoCation Services LCS) is a kind of important mobile value-added service to location service in moving communicating field.So-called location service is to utilize location technology to determine the position of portable terminal, and the value-added service that provides various position-baseds to use in view of the above.Can provide simple location-based service in the second generation or the third generation communication system at present, along with the quickening of the commercial process of next generation network, location service can rely on broadband, the characteristic at a high speed of next generation network, become more rich and varied.
The implementation of LCS business has multiple, comprises that (Mobile TerminalLocation Request, MT-LR) flow process and network side are initiated position requests (Network InducedLocation Request, NI-LR) flow process etc. in the mobile terminal locations request.
When mobile management network element knows that user terminal UE initiates urgency traffic, initiatively initiate the NI-LR flow process, UE is positioned, after mobile management network element is received positioning result, select suitable GMLC (the Gateway Mobile Location Center that emergency services is provided for UE, GMLC) report positioning result, the described GMLC of emergency services that provides for UE sends to suitable client Client with positioning result, purpose is in order urgency traffic to be switched to nearest urgent center, to help as early as possible.The GMLC of emergency services wherein is provided for UE, is called for short urgent GMLC, its address abbreviates urgent GMLC address as.
Initiating as UE in the process of urgency traffic, switching has taken place, as switching to non-3rd Generation Partnership Project Non-3GPP network from 3rd Generation Partnership Project 3GPP network or when Non-3GPP switches to 3GPP, be to guarantee the continuity of urgency traffic, need to continue to use the urgent GMLC address before switching after UE switches.
After UE switches simultaneously, variation has also taken place in the accompanying mobile management network element of UE, cause the visit GMLC VGMLC of UE that variation has also taken place, client is when carrying out common positioning service, Location Request is sent to the request GMLC RGMLC that links to each other with client, and RGMLC is transmitted to VGMLC with Location Request again, by VGMLC UE is positioned, therefore RGMLC need be known the VGMLC address of UE, just can make client realize the LCS business.
The inventor finds in realizing process of the present invention: in the existing technology, UE initiates in the process of urgency traffic, switching has taken place, such as switching to the Non-3GPP network from the 3GPP network or when the Non-3GPP network switches to the 3GPP network, can't guarantee simultaneously that the continuity of urgency traffic and client realize the positioning service to UE.
Summary of the invention
The embodiment of the invention provides a kind of implementation method, navigation system and home subscriber server of positioning service, when UE switches in the process of initiating urgency traffic, can realize the continuity of urgency traffic, guarantee simultaneously that also client realizes the positioning service to UE.
A kind of implementation method of positioning service, user terminal UE switches to second network from first network in the process of initiating urgency traffic, and described method comprises:
Receive the request message that second mobile management network element sends, the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address, described second mobile management network element is the mobile management network element in second network;
According to the request of obtaining urgent GMLC address that comprises in the described request message, the urgent GMLC address of preserving is sent to described second mobile management network element;
Preserve the VGMLC address that comprises in the described request message.
A kind of home subscriber server HSS comprises:
First receiving element is used to receive the request message that second mobile management network element sends the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address;
Transmitting element is used for the request of obtaining urgent GMLC address that comprises according to described request message, and the urgent GMLC address of preserving is sent to described second mobile management network element;
First preserves the unit, is used for preserving the described VGMLC address that described request message comprises.
A kind of navigation system comprises the home subscriber server HSS and second mobile management network element,
Second mobile management network element is used for sending a request message to HSS, the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address;
Home subscriber server is used to receive the request message that described second mobile management network element sends; According to the request of obtaining urgent GMLC address that comprises in the described request message, the urgent GMLC address of preserving is sent to described second mobile management network element; Preserve the VGMLC address that comprises in the described request message.
The implementation method of a kind of positioning service that the embodiment of the invention provided, HSS is when the VGMLC address that reception second mobile management network element reports, the urgent GMLC address of described preservation is sent to second mobile management network element, the urgency traffic of both having realized UE interrupts at handoff procedure, guaranteed the continuity of tight business, also guaranteed to switch the positioning service of back client realization simultaneously UE.
Description of drawings
Fig. 1 is the schematic diagram of the implementation method of a kind of positioning service that the embodiment of the invention provided;
Fig. 2 is the schematic diagram that reports urgent GMLC address that the embodiment of the invention provided;
Fig. 3 is first schematic diagram that obtains urgent GMLC address that the embodiment of the invention provided;
Fig. 4 carries out the schematic diagram of LCS business for the client that the embodiment of the invention provided;
Fig. 5 is second schematic diagram that obtains urgent GMLC address that the embodiment of the invention provided;
Fig. 6 is the 3rd schematic diagram that obtains urgent GMLC address that the embodiment of the invention provided;
Fig. 7 is the 4th schematic diagram that obtains urgent GMLC address that the embodiment of the invention provided;
Fig. 8 is first schematic diagram of a kind of home subscriber server that the embodiment of the invention provided;
Fig. 9 a is second schematic diagram of a kind of home subscriber server that the embodiment of the invention provided;
Fig. 9 b is the 3rd schematic diagram of a kind of home subscriber server that the embodiment of the invention provided;
Figure 10 a is the 4th schematic diagram of a kind of home subscriber server that the embodiment of the invention provided;
Figure 10 b is the 5th schematic diagram of a kind of home subscriber server that the embodiment of the invention provided;
Figure 10 c is the 6th schematic diagram of a kind of home subscriber server that the embodiment of the invention provided;
Figure 11 is first schematic diagram of a kind of navigation system that the embodiment of the invention provided;
Figure 12 is second schematic diagram of a kind of navigation system that the embodiment of the invention provided.
Embodiment
UE is in the process of initiating urgency traffic, switching has taken place, such as switching to the Non-3GPP network from the 3GPP network or switching to the 3GPP network from the Non-3GPP network, for guaranteeing the continuity of urgency traffic, mobile management network element before switching need be given home subscriber server (Home Subscriber Server with the urgent GMLC reporting address of UE, HSS), switch the positioning service of back client realization to UE in order to guarantee simultaneously, the mobile management network element after the switching also needs to give HSS with the VGMLC reporting address of UE.
With reference to accompanying drawing 1, the embodiment of the invention provides a kind of implementation method of positioning service, and user terminal UE switches to second network from first network in the process of initiating urgency traffic, and described method comprises:
101, receive the request message that second mobile management network element sends, the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address, described second mobile management network element is the mobile management network element in second network;
102,, the urgent GMLC address of preserving is sent to described second mobile management network element according to the request of obtaining urgent GMLC address that comprises in the described request message;
103, preserve the VGMLC address that comprises in the described request message.
The implementation method of the positioning service that the embodiment of the invention provided, initiate in the process of urgency traffic at UE, urgent GMLC address is kept on the HSS, after UE switches to second network from first network, second mobile management network element is when obtaining the urgent GMLC of UE address, give HSS with the VGMLC reporting address of UE, can be implemented in the continuity that guarantees urgency traffic in the process of switching, also can guarantee to switch the back client and realize positioning service UE.
In embodiments of the present invention, when UE initiated urgency traffic, HSS preserved the urgent GMLC address that first mobile management network element reports, and described first mobile management network element is the mobile management network element in first network, HSS also preserves the VGMLC address that second mobile management network element reports, and comprising:
One, the urgent GMLC address that first mobile management network element is reported is kept in the urgent GMLC address field of HSS; The VGMLC address that second mobile management network element is reported is kept in the VGMLC address field.
Concrete, on HSS, increase a GMLC address field, make and will preserve two GMLC addresses on the HSS at least, one is the VGMLC address, one is urgent GMLC address.Can the last original GMLC address field of HSS be set to the VGMLC address field, preserve the VGMLC address; On HSS, increase a urgent GMLC address field newly, preserve urgent GMLC address.When second mobile management network element reported the VGMLC address, HSS was kept at described VGMLC address in the VGMLC address field of described UE; When first mobile management network element reported urgent GMLC address, HSS was kept at described urgent GMLC address in the urgent GMLC address field of described UE.
Also the last original GMLC address field of HSS can be established word is urgent GMLC address field, is used for preserving urgent GMLC address; On HSS, increase a VGMLC address field newly, be used for preserving the VGMLC address.
Two, the urgent GMLC address that first mobile management network element is reported is kept in the GMLC address field of HSS, after the urgent GMLC address of described preservation sent to described second mobile management network element, the VGMLC address that described second mobile management network element is reported was kept in the GMLC address field of HSS.
1, after HSS receives the VGMLC address that second mobile management network element reports, determine to preserve on the HSS GMLC address, then the VGMLC address that described second mobile management network element is reported is kept at the buffer zone; After the urgent GMLC address of described preservation sent to described second mobile management network element, the VGMLC address that described second mobile management network element is reported was kept in the GMLC address field of HSS.
Concrete, when HSS receives the urgent GMLC address that first mobile management network element reports, described urgent GMLC address is kept in the GMLC address field, when HSS receives the VGMLC address that second mobile management network element reports, determine to preserve the GMLC address in the described GMLC address field, the described VGMLC address that receives is kept in the buffer zone of HSS, after described urgent GMLC address of having preserved sent to mobile management network element, the described VGMLC address that receives is kept in the field of GMLC of described UE, can be with after the original urgent GMLC address deletion of preserving in the GMLC address field, preserve described VGMLC address again, also described VGMLC address directly can be covered original urgent GMLC address of preserving.
2, HSS determines that the GMLC address that second mobile management network element reports is the VGMLC address, and determine to preserve in the described GMLC address field be urgent GMLC address the time, described VGMLC address is kept at the buffer zone of HSS; After described urgent GMLC address sends to second mobile management network element, described VGMLC address is kept in the GMLC address field of HSS.
Concrete, increase a sign in the GMLC of HSS address field, the GMLC address of indicating this preservation is VGMLC address or urgent GMLC address, when if mobile management network element reports urgent GMLC address, HSS is kept at this address in the GMLC address field, and to indicate the address of preserving in the described field be urgent GMLC address, when if mobile management network element reports the VGMLC address, HSS is kept at this address in the GMLC address field, and to indicate the address of preserving in the described field be the VGMLC address.
When second mobile management network element reports the VGMLC address, HSS determines to preserve in the described GMLC address field urgent GMLC address, then the VGMLC address that second mobile management network element is reported is kept at the buffer zone earlier, after the urgent GMLC address of having preserved sent to second mobile management network element, more described VGMLC address is kept in the GMLC address field of HSS.In other cases, HSS GMLC address that mobile management network element is reported directly is kept in the GMLC address field and gets final product.
In embodiments of the present invention, when first network is the 3GPP network, when second network was the Non-3GPP network, described request message can be authentication request message etc.; Perhaps working as first network is the Non-3GPP network, and when second network was the 3GPP network, described request message can be location update message etc.; In the 3GPP network, mobile management network element can be Mobility Management Entity MME, service universal grouping wireless business supporting node (Servise GPRS Support Node, SGSN) etc., mobile management network element is referred to as Access Service Network Gateway AGW in the Non-3GPP network.
With reference to accompanying drawing 2,3,4, the embodiment of the invention provides a kind of implementation method of positioning service, when UE initiates urgency traffic in the 3GPP network, MME gives HSS with the urgent GMLC reporting address of UE, when UE switches to the Non-3GPP network from the 3GPP network, AGW obtains the urgent GMLC address of UE to HSS, and reports the VGMLC address of UE, and described method comprises:
One, with reference to accompanying drawing 2, when UE initiated urgency traffic in the 3GPP network, MME gave HSS with the urgent GMLC reporting address of UE.
200, UE sends emergent operation request to MME;
201, MME obtains UE and initiates urgency traffic, initiates positioning flow to Radio Access Network RAN, and request RAN positions UE;
202, after RAN receives Location Request, UE is positioned;
203, after RAN finishes the UE location, positioning result is reported MME;
204, MME finds the urgent GMLC of UE correspondence according to the UE current position information, and gives HSS with described urgent GMLC reporting address;
205, after HSS receives urgent GMLC address, this GMLC address is kept in the urgent GMLC address field of described UE;
206, MME sends positioning result according to the urgent GMLC address that finds to this urgent GMLC;
Step 204 and step 206 do not have sequencing, can carry out simultaneously.
207, after urgent GMLC receives positioning result, positioning result is transmitted to corresponding client, in urgency traffic, the positioning result that described urgent GMLC will initiate the UE of urgency traffic is transmitted to the nearest client from described UE, and this moment, this client was exactly urgent center.
After client receives the positioning result of UE, just know described position of carrying out the UE of urgency traffic, corresponding urgent service is provided.
Two, with reference to accompanying drawing 3, UE in the process of initiating urgency traffic, switch to the Non-3GPP network from the 3GPP network, AGW obtains the urgent GMLC address of UE from HSS, report the VGMLC address simultaneously.
301, UE sends authentication request to AGW,
302, after AGW receives authentication request, send authentication request to authentication, authentication, charging aaa server, request is carried out authentication to UE, comprises the VGMLC address in the described authentication request; Also comprise the request of obtaining urgent GMLC address in the described authentication request;
303, after aaa server receives authentication request, UE is carried out authentication, and, search corresponding HSS, send a request message, comprise the VGMLC address in the described request message to HSS according to the sign of the UE that comprises in the authentication power request; Also comprise the request of obtaining urgent GMLC address in the described authentication request;
304, after HSS receives described request message, the VGMLC address is kept in the VGMLC address field of described UE; According to the sign of obtaining urgent GMLC address that comprises in the authentication request, the urgent GMLC address that is kept in the urgent GMLC address field of HSS is sent to AGW; Return the request response to aaa server, comprise urgent GMLC address in the described request response;
305, after aaa server receives the described request response, return Authentication Response, comprise the indication of authentication success or failure to AGW, if to the success of UE authentication, comprise urgent GMLC address in the then described Authentication Response, if failed authentication does not comprise urgent GMLC address in the then described Authentication Response;
306, AGW is transmitted to UE with the Authentication Response that receives, if the authentication success, then AGW obtains the urgent GMLC address in the described Authentication Response;
If 307 UE receive the authentication success response, UE sends to AGW and adheres to request, described adhering to comprises the switching sign in the request, described switching sign indication UE switches to Non-3GPP from 3GPP, and the UE after the switching will be tied to and switch on the preceding packet data network gateway PGW; If the Authentication Response that UE receives indication failed authentication is then represented the UE handoff failure, can not continue to keep in touch with urgent center;
308, AGW receive UE adhere to request after, the PGW of AGW before switching sends agent binding update messages, requires the data channel between foundation and the described PGW;
309, described PGW sends agent binding response, the data channel between foundation and the AGW to AGW;
3010, AGW sends to adhere to UE and accepts message, and notice UE attachment flow is finished.
UE finished after adhering on the AGW, and AGW is according to the urgent GMLC address that receives, and the urgency traffic of UE is continued to be linked into the client of using before UE switches, and had guaranteed the continuity of urgency traffic.
Alternatively, when urgency traffic is finished, AGW notifies HSS, the urgency traffic GMLC address that deletion HSS preserves.
3011, AGW sends the urgent GMLC Address requests of deletion to HSS, the urgent GMLC address that requires the HSS deletion to preserve;
3012, HSS sends the urgent GMLC address response of deletion to AGW, notice AGW deletion result.
Step 3011, the 3012nd, optional step is if execution in step 3011 and 3012 not when aaa server receives new urgent GMLC address, covers original urgent GMLC address and gets final product.
Three, with reference to accompanying drawing 4, after UE switched to the Non-3GPP network from the 3GPP network, client was initiated the positioning service to UE.
401, client sends Location Request to connected request GMLC RGMLC, requires UE is positioned;
402, the RGMLC that accepts Location Request comprises the sign of UE by the address of aaa server to the VGMLC of HSS inquiry UE in the described query requests;
403, HSS is defined as described UE according to the UE sign that comprises in the described request service VGMLC is provided the address, and HSS returns the request response by aaa server to RGMLC, comprises described VGMLC address in the described request response;
404, Location Request is transmitted to VGMLC in the VGMLC address that comprises in the request response that RGMLC returns by aaa server according to HSS;
405, VGML transmits Location Request to AGW, and request AGW positions;
406, AGW sends Location Request to RAN, and request RAN positions;
407, RAN positions UE;
408, RAN reports AGW with positioning result;
409, after AGW receives positioning result, positioning result is transmitted to VGMLC;
4010, after VGMLC receives positioning result, positioning result is returned to RGMLC;
4011, RGMLC receives positioning result, and positioning result is transmitted to client.
Use the method that the embodiment of the invention provided, in the 3GPP network, when UE initiates urgency traffic, MME gives HSS with the urgent GMLC reporting address of UE, and be kept in the urgent GMLC address field of HSS, when UE initiates in the process of urgency traffic, when the 3GPP network switches to the Non-3GPP network, AGW obtains the urgent GMLC address of UE from HSS, and reports the VGMLC address of UE.In HSS, preserve urgent GMLC address and VGMLC address, make UE in the process of initiating urgency traffic when 3GPP switches to Non-3GPP, keep the continuity of urgency traffic, also make client realize positioning service simultaneously to UE.
In the Non-3GPP network, the function of HSS realizes on aaa server under some scenes, i.e. HSS/AAA, and the address of GMLC is kept on the HSS/AAA, mobile management network element is given AAA/HSS with the GMLC reporting address, and obtains the GMLC address from AAA/HSS.
With reference to accompanying drawing 5, the embodiment of the invention provides a kind of implementation method of positioning service, when UE initiates urgency traffic in the Non-3GPP network, AGW gives HSS with the urgent GMLC reporting address of UE, MME obtained the urgent GMLC address of UE when UE switched to the 3GPP network from the Non-3GPP network to HSS, and report the VGMLC address of UE, client also can realize the positioning service to UE, comprising:
When one, UE initiates urgency traffic in the Non-3GPP network, AGW gives HSS with the urgent GMLC reporting address of UE, and specifically with reference to step 200～207, distinctive points is, reporting the mobile management network element of urgent GMLC address is AGW, and AGW gives HSS by aaa server with urgent GMLC reporting address.
Two, with reference to accompanying drawing 5, UE switches to the 3GPP network from the Non-3GPP network in the process of initiating urgency traffic, and MME obtains the urgent GMLC address of UE from HSS, report the VGMLC address simultaneously.
501, UE sends to MME and adheres to request, describedly adheres to the indication that comprises switching in the request, described switching indication expression UE also need to continue with switch before PGW be connected;
502, MME receives that UE sends adhere to request after, adhere to the switching indication that comprises in the request according to described, determine that switching has taken place described UE, MME sends position updating request to HSS, comprises the VGMLC address of UE in the described position updating request;
503, after HSS receives position updating request, the VGMLC address is kept in the VGMLC address field of described UE; According to the described sign of obtaining urgent GMLC address, the urgent GMLC address of described UE is sent to MME;
504, after MME received position renewal response, the urgent GMLC address that obtains UE sent the foundation carrying to gateway SGW and asks, and requires to set up and carries;
505, SGW initiates to set up the carrying request to PGW, requires to set up the carrying between SGW and the PGW, and the bearing resource information of oneself distributing is sent to PGW;
506, PGW sends to SGW and sets up carrying response, the passage between foundation and the SGW;
507, SGW sends to MME and sets up the carrying response, and the bearing resource information of oneself distributing is sent to MME;
508, MME sends to adhere to UE and accepts message, and the resource forwarding that SGW is distributed is given RAN simultaneously, sets up the data channel of RAN and SGW.
After UE finished and adheres to request, MME was according to the urgent GMLC address that obtains in the step 504, and the urgency traffic of UE is transmitted to client before switching, guaranteed the continuity of urgency traffic.
Alternatively, when urgency traffic is finished, new side MME notice HSS, the urgency traffic GMLC address of preserving among the deletion HSS comprises:
509, MME sends the urgent GMLC Address requests of deletion to HSS, the urgent GMLC address that requires the HSS deletion to preserve;
5010, HSS sends the urgent GMLC address response of deletion to MME, notice MME deletion result.
Step 509 and 5010 is optional steps, also can not carry out this step, when receiving new urgent GMLC address, original urgent GMLC address covered gets final product.
Three, after UE switched to 3GPP from Non-3GPP, client was initiated the positioning service to UE, and specifically with reference to step 401～4011, the mobile management network element to the address of HSS inquiry VGMLC is MME in the present embodiment.
Use the method that the embodiment of the invention provided, in the Non-3GPP network, when UE initiates urgency traffic, AGW gives HSS with the urgent GMLC reporting address of UE, and be kept in the urgent GMLC address field of HSS, when UE initiates in the process of urgency traffic, when Non-3GPP switches to 3GPP, MME obtains the urgent GMLC address of UE from HSS, and reports the VGMLC address of UE.In HSS, preserve urgent GMLC address and VGMLC address simultaneously, when UE in initiating the process of urgency traffic when Non-3GPP switches to 3GPP, both kept the continuity of urgency traffic, also make client realize positioning service simultaneously to UE.
With reference to accompanying drawing 6, the embodiment of the invention provides a kind of implementation method of positioning service, in the Non-3GPP network, when UE initiates urgency traffic, AGW gives HSS with the urgent GMLC reporting address of UE, and MME obtained the urgent GMLC address of UE to HSS when UE switched to the 3GPP network from the Non-3GPP network, and reported the VGMLC address of UE, client also can realize the positioning service to UE, comprising:
When one, UE initiates urgency traffic in the Non-3GPP network, AGW gives HSS with the urgent GMLC reporting address of UE, specifically with reference to step 200～207, distinctive points is, reporting the mobile management network element of urgent GMLC address is AGW, AGW gives HSS by aaa server with urgent GMLC reporting address, and it still is common GMLC that the GMLC field on the HSS is not distinguished urgent GMLC.
Two, with reference to accompanying drawing 6, UE switches to the 3GPP network from the Non-3GPP network in the process of initiating urgency traffic, and MME obtains the urgent GMLC address of UE from HSS, report the VGMLC address simultaneously.
601, UE sends to MME and adheres to request, comprising the indication of switching, indicates described UE that switching has taken place, and the UE after switching need continue to be connected to the PGW before switching;
602, MME receives that UE sends adhere to request after, adhere to the switching indication that comprises in the request according to described, determine that switching has taken place described UE, MME sends position updating request to HSS, comprises the VGMLC address in the described location update request message;
603, after HSS receives position updating request, according to the VGMLC address that comprises in the position updating request, the HSS judgement receives new GMLC address, HSS determines to preserve in the GMLC address field GMLC address simultaneously, be urgent GMLC address, then HSS is kept at the buffer zone of HSS with the VGMLC address that receives, and the urgent GMLC address that will preserve simultaneously sends to MME, HSS sends the position to MME and upgrades response, and described position is upgraded response and comprised urgent GMLC address;
604, after MME receives urgent GMLC address, send reception GMLC Address Confirmation message, after HSS receives this message, common GMLC address is kept in the GMLC address field of described UE to HSS; This step is an optional step, and HSS also can be after step 603 be finished, and the VGMLC address that directly will be kept at buffer area is kept in the GMLC address field of described UE;
605, MME sends to SGW and sets up the carrying request, requires to set up carrying;
606, SGW sends to PGW and sets up the carrying request, requires to set up the carrying between SGW and the PGW, and the bearing resource information of oneself distributing is sent to PGW;
607, PGW sends to SGW and sets up carrying response, the passage between foundation and the SGW;
608, SGW sends to MME and sets up the carrying response, and the bearing resource information of oneself distributing is sent to MME;
609, MME sends to adhere to UE and accepts message, and the resource forwarding that SGW is distributed is given RAN simultaneously, sets up the data channel of RAN and SGW, and UE adheres to and finishes.
After finishing the adhering to of UE, MME is according to the urgent GMLC address that obtains, and the urgency traffic of UE is continued to be transmitted to client before switching.
Three, after UE switched to 3GPP from Non-3GPP, client was initiated the positioning service to UE, specifically with reference to step 401～4011, was that VGMLC sends Location Request to MME to the address of HSS inquiry VGMLC in the present embodiment.
Use the method that the embodiment of the invention provided, in the Non-3GPP network, when UE initiates urgency traffic, AGW gives HSS with the urgent GMLC reporting address of UE, and be kept in the GMLC address field of HSS, when UE initiates in the process of urgency traffic, when Non-3GPP switches to 3GPP, MME obtains the urgent GMLC address of UE from HSS, and reports the VGMLC address of UE.HSS is kept at the buffer zone with the VGMLC address that receives, after the urgent GMLC address that HSS will preserve sends to MME, again the VGMLC address that receives is kept in the GMLC address field of described UE, when UE in initiating the process of urgency traffic when Non-3GPP switches to 3GPP, the continuity that had both kept urgency traffic also makes the positioning service of client realization to UE simultaneously.
The method that the embodiment of the invention provided is applicable to that also UE in the process of initiating urgency traffic, switches to the Non-3GPP network from the 3GPP network.
With reference to accompanying drawing 7, the embodiment of the invention provides a kind of implementation method of positioning service, in the 3GPP network, when UE initiated urgency traffic, MME gave HSS with the urgent GMLC reporting address of UE, AGW obtained the urgent GMLC address of UE when UE switched to the Non-3GPP network from the 3GPP network to HSS, and report the VGMLC address of UE, client also can realize the positioning service to UE, comprising:
When one, UE initiates urgency traffic in the 3GPP network, MME gives HSS with the urgent GMLC reporting address of UE, and with reference to step 200～207, distinctive points is, increase a sign in the GMLC address field on HSS, the GMLC address that indication is preserved is VGMLC address or urgent GMLC address.
Two, UE switches to the Non-3GPP network from the 3GPP network in the process of initiating urgency traffic, and AGW reports the VGMLC address simultaneously to the urgent GMLC address that HSS obtains UE.
701, UE sends authentication request to AGW;
702, AGW sends authentication request to AAA, and authentication is carried out in request, comprises the VGMLC address in the described authentication request; Comprise the sign of obtaining urgent GMLC address in the described authentication request;
703, after AAA receives authentication request, UE is carried out authentication, and, search corresponding HSS, send a request message, comprise the VGMLC address in the described request message to HSS according to the sign of the UE that comprises in the described authentication request;
704, after HSS receives request message, obtain the VGMLC address, determine to have preserved on the HSS urgent GMLC address, determine the VGMLC address that receives is kept at the buffer zone, return the request response to aaa server simultaneously, comprise urgent GMLC address in the described request response, in other cases, HSS directly is kept at the GMLC address that receives in the GMLC address field of described UE;
705, aaa server receives the described request response, returns the AGW Authentication Response, if the authentication success then comprises the sign and the urgent GMLC address of authentication success in Authentication Response, if failed authentication then comprises the sign of failed authentication in Authentication Response;
706a, AGW return Authentication Response to UE after having received the Authentication Response that AAA returns, and comprise the sign of authentication success or failure in the described Authentication Response;
706b, AGW send urgent GMLC Address Confirmation message to AAA after receiving the Authentication Response that AAA returns;
706c, aaa server are given HSS with described urgent GMLC Address Confirmation forwards, after HSS receives described urgent GMLC Address Confirmation message, described VGMLC address is kept in the GMLC address field of described UE, this step is an optional step, and the VGMLC address that HSS also directly will be kept at after step 704 is finished in the buffer zone is kept in the GMLC address field of described UE;
707, after UE received Authentication Response, if the authentication success, then UE adhered to request to the AGW transmission, and described adhering to comprises the switching indication in the request, and switching has taken place indication UE, and described UE needs to continue to be connected with the preceding PGW of switching; If failed authentication represents that then UE can not switch to the Non-3GPP network from the 3GPP network;
708, AGW sends agent binding update messages to PGW, the data channel between requirement and the PGW;
709, PGW sends agent binding response, the data channel between foundation and the AGW to AGW;
7010, AGW sends to adhere to UE and accepts message, notifies UE to adhere to and finishes, and UE can keep being connected with same urgency traffic center.
Three, after UE switched to Non-3GPP from 3GPP, client was initiated the positioning service to UE, with reference to step 401～4011.
Use the method that the embodiment of the invention provided, in the 3GPP network, when UE initiates urgency traffic, MME gives HSS with the urgent GMLC reporting address of UE, and be kept in the GMLC address field of HSS, when UE initiates in the process of urgency traffic, when 3GPP switches to Non-3GPP, AGW obtains the urgent GMLC address of UE from HSS, and reports the VGMLC address of UE.What HSS determined to receive is the VGMLC address, what preserved is urgent GMLC address, then the VGMLC address that receives is kept at the buffer zone, after the urgent GMLC address that HSS will preserve sends to AGW, again the VGMLC address that receives is kept in the GMLC address field of described UE, when UE in initiating the process of urgency traffic when 3GPP switches to Non-3GPP, both kept the continuity of urgency traffic, also make client realize positioning service simultaneously to UE.
The method that the embodiment of the invention provided is applicable to that also UE in the process of initiating urgency traffic, switches to the 3GPP network from the Non-3GPP network.
With reference to accompanying drawing 8, the embodiment of the invention provides a kind of home subscriber server HSS 800, comprising: first receiving element 801, transmitting element 802 and first are preserved unit 803, wherein
First receiving element 801 is used to receive the request message that second mobile management network element sends the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address;
Transmitting element 802 is used for the request of obtaining urgent GMLC address that comprises according to described request message, and the urgent GMLC address of preserving is sent to described second mobile management network element;
The home subscriber server that the embodiment of the invention provided, after receiving urgent GMLC address and VGMLC address, do not cover mutually, when in UE initiates the process of urgency traffic, switching, can support the positioning service of the continuity of urgency traffic of UE and client UE.
With reference to accompanying drawing 9a, the embodiment of the invention provides a kind of home subscriber server 900, comprising: first receiving element 901, transmitting element 902, first are preserved unit 903, second and are preserved the unit 904 and the second preservation unit 905, wherein
Second receiving element 904 is used to receive the urgent GMLC address that first mobile management network element sends;
First receiving element 901 is used to receive the request message that second mobile management network element sends the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address;
Transmitting element 902 is used for the request of obtaining urgent GMLC address that comprises according to described request message, and the urgent GMLC address of preserving is sent to described second mobile management network element;
Described second preserves unit 905 preserves the urgent GMLC address that receives in second receiving element 904 in the described urgent address location 906;
Described first preserves unit 903 is kept at the VGMLC address that receives in first receiving element 901 in the described common address location 907.
The home subscriber server that the embodiment of the invention provided, urgent GMLC address can be kept in the urgent GMLC address field, the VGMLC address is kept in the VGMLC address field, when in UE initiates the process of urgency traffic, switching, can support the positioning service of the continuity of urgency traffic of UE and client simultaneously to UE.
With reference to accompanying drawing 10a, the embodiment of the invention provides a kind of home subscriber server 1000, comprising: first receiving element 1001, transmitting element 1002, first are preserved unit 1003, second receiving element 1004, second is preserved unit 1005, buffer unit 1006 and address location 1007;
First receiving element 1001 is used to receive the request message that second mobile management network element sends the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address;
Transmitting element 1002 is used for the request of obtaining urgent GMLC address that comprises according to described request message, and the urgent GMLC address of preserving is sent to described second mobile management network element;
With reference to accompanying drawing 10b, the home subscriber server 1000 that the embodiment of the invention provided also comprises:
First determining unit 1008 is used for after first receiving element receives the VGMLC address that second mobile management network element reports, and determines in the described address location that 1007 preserve the GMLC address;
With reference to accompanying drawing 10c, the home subscriber server 1000 that the embodiment of the invention provided also comprises:
Second determining unit 1009 is used for after first receiving element receives the VGMLC address that second mobile management network element reports, and what determine to preserve in the described address location 1007 is urgent GMLC address;
The home subscriber server that the embodiment of the invention provided, when receiving the VGMLC address that second mobile management network element reports, described VGMLC address temporarily is kept in the buffer zone of HSS, after the urgent GMLC address that described HSS is preserved sends to second mobile management network element, the described VGMLC address that is kept in the buffer zone is kept in the described address location, when in UE initiates the process of urgency traffic, switching, can support the positioning service of the continuity of urgency traffic of UE and client simultaneously to UE.
With reference to accompanying drawing 11, the embodiment of the invention provides a kind of navigation system, comprises the home subscriber server HSS 1101 and second mobile management network element 1102, wherein
Second mobile management network element 1102 is used for sending a request message to HSS 1101, the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address;
The charge system that the embodiment of the invention provides, HSS is when the VGMLC address that reception second mobile management network element reports, the urgent GMLC address of preserving is sent to second mobile management network element, can also can realize switching of the positioning service of back client in the continuity of the middle realization UE urgency traffic that switches to UE.
With reference to accompanying drawing 12, the embodiment of the invention provides a kind of navigation system, comprises home subscriber server HSS 1201, second mobile management network element 1202 and first mobile management network element 1203, wherein
First mobile management network element 1203 is used for when UE initiates urgency traffic, gives HSS 1201 with the urgent GMLC reporting address of described UE;
Second mobile management network element 1202 is used for sending a request message to HSS 1201, the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address;
Home subscriber server 1201, the urgent GMLC address that is used for described first mobile management network element is reported is kept at the home subscriber register; Receive the request message that second mobile management network element 1202 sends,, the urgent GMLC address of preserving is sent to described second mobile management network element 1202 according to the request of obtaining urgent GMLC address that comprises in the described request message; Preserve the VGMLC address that comprises in the described request message.
The charge system that the embodiment of the invention provided, UE is when initiating urgency traffic, first mobile management network element is given HSS with the urgent GMLC reporting address of UE, after switching, HSS is when the VGMLC address that reception second mobile management network element reports, after described urgent GMLC address sent to second mobile management network element, preserve described VGMLC address.Can realize the continuity of UE urgency traffic, also can realize switching of the positioning service of back client UE.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be finished by the relevant hardware of program command, aforesaid program can be stored in the computer read/write memory medium, this program is carried out the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (19)
1. the implementation method of a positioning service is characterized in that, user terminal UE switches to second network from first network in the process of initiating urgency traffic, and described method comprises:
Receive the request message that second mobile management network element sends, the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address, described second mobile management network element is the mobile management network element in second network;
According to the request of obtaining urgent GMLC address that comprises in the described request message, the urgent GMLC address of preserving is sent to described second mobile management network element;
Preserve the VGMLC address that comprises in the described request message.
2. the implementation method of a kind of positioning service as claimed in claim 1 is characterized in that, described method also comprises:
When UE initiates urgency traffic, preserve the urgent GMLC address that first mobile management network element reports, described first mobile management network element is the mobile management network element in first network.
3. the implementation method of a kind of positioning service as claimed in claim 2 is characterized in that, the urgent GMLC address that described preservation first mobile management network element reports comprises:
The urgent GMLC address that first mobile management network element is reported is kept in the urgent GMLC address field; Perhaps
The urgent GMLC address that first mobile management network element is reported is kept in the GMLC address field.
4. the implementation method of a kind of positioning service as claimed in claim 3, it is characterized in that, when the urgent GMLC address that first mobile management network element is reported was kept in the urgent GMLC address field, the VGMLC address that comprises in the described preservation described request message comprised:
The VGMLC address that described second mobile management network element is reported is kept in the VGMLC address field.
5. the implementation method of a kind of positioning service as claimed in claim 3 is characterized in that, when the urgent GMLC address that first mobile management network element is reported was kept in the GMLC address field, the VGMLC address that comprises in the described preservation described request message comprised:
After the urgent GMLC address of described preservation sent to described second mobile management network element, the VGMLC address that described second mobile management network element is reported was kept in the GMLC address field.
6. the implementation method of a kind of positioning service as claimed in claim 5, it is characterized in that, after described urgent GMLC address with described preservation sent to described second mobile management network element, the VGMLC address that described second mobile management network element is reported was kept in the GMLC address field, comprising:
After receiving the VGMLC address that second mobile management network element reports, determine to preserve the GMLC address, then the VGMLC address that described second mobile management network element is reported is kept at the buffer zone;
After the urgent GMLC address of described preservation sent to described second mobile management network element, the VGMLC address that described second mobile management network element is reported was kept in the GMLC address field.
7. the implementation method of a kind of positioning service as claimed in claim 5, it is characterized in that, after described urgent GMLC address with described preservation sent to described second mobile management network element, the VGMLC address that described second mobile management network element is reported was kept in the GMLC address field, comprising:
Determine that the GMLC address that second mobile management network element reports is the VGMLC address, and determine to preserve in the described GMLC address field be urgent GMLC address the time, described VGMLC address is kept at the buffer zone;
After described urgent GMLC address sends to second mobile management network element, described VGMLC address is kept in the GMLC address field.
8. the implementation method of a kind of positioning service as claimed in claim 1 is characterized in that, when client was initiated the positioning service of UE, described method also comprised:
Home subscriber server HSS receives the query requests of VGMLC, comprises the sign of described UE in the described query requests;
HSS determines the address of described VGMLC according to the UE sign that comprises in the described query requests, and the address of described VGMLC is sent to the request GMLC RGMLC that is connected with client;
RGMLC positions processing, and positioning result is sent to client.
9. as the implementation method of the arbitrary described a kind of positioning service of claim 1 to 8, it is characterized in that,
Described first network is a third generation collaborative project 3GPP network, and second network is non-third generation collaborative project Non-3GPP network, and described request message is authentication request message; Perhaps
Described first network is the Non-3GPP network, and second network is the 3GPP network, and described request message is location update request message.
10. a home subscriber server HSS is characterized in that, comprising:
First receiving element is used to receive the request message that second mobile management network element sends the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address;
Transmitting element is used for the request of obtaining urgent GMLC address that comprises according to described request message, and the urgent GMLC address of preserving is sent to described second mobile management network element;
First preserves the unit, is used for preserving the described VGMLC address that described request message comprises.
11. a kind of home subscriber server as claimed in claim 10 is characterized in that, also comprises:
Second receiving element is used to receive the urgent GMLC address that first mobile management network element sends;
Second preserves the unit, is used for preserving the urgent GMLC address that described second receiving element receives.
12. a kind of home subscriber server as claimed in claim 11 is characterized in that, also comprises:
Urgent address location is used to preserve urgent GMLC address;
Described second preserves the unit is kept at the urgent GMLC address that receives in second receiving element in the described urgent address location.
13. a kind of home subscriber server as claimed in claim 12 is characterized in that, also comprises:
Common address location is used to preserve the VGMLC address;
Described first preserves the unit is kept at the VGMLC address that receives in first receiving element in the described common address location.
14. a kind of home subscriber server as claimed in claim 11 is characterized in that, also comprises:
Address location is used to preserve urgent GMLC address or common GMLC address;
Described second preserves the unit is kept at the urgent GMLC address that receives in second receiving element in the described address location.
15. a kind of home subscriber server as claimed in claim 14 is characterized in that, also comprises:
Buffer unit is used for preserving the VGMLC address that described second mobile management network element that first receiving element receives reports;
Described first preserves the unit after described urgent GMLC address sends to described second mobile management network element, and the VGMLC address that described second mobile management network element that is kept in the buffer unit is reported is kept in the described address location.
16. a kind of home subscriber server as claimed in claim 15 is characterized in that, described home subscriber server also comprises:
First determining unit is used for determining to preserve in the described address location GMLC address after first receiving element receives the VGMLC address that second mobile management network element reports;
HSS is kept at described VGMLC address on the described buffer unit, described first preserves the unit after described urgent GMLC address sends to described second mobile management network element, and the VGMLC address that described second mobile management network element that is kept in the buffer unit is reported is kept in the described address location.
17. a kind of home subscriber server as claimed in claim 15 is characterized in that, described home subscriber server also comprises:
Second determining unit is used for after first receiving element receives the VGMLC address that described second mobile management network element reports, and what determine to preserve in the described address location is urgent GMLC address;
HSS is kept at described VGMLC address on the described buffer unit, described first preserves the unit after described urgent GMLC address sends to described second mobile management network element, and the VGMLC address that described second mobile management network element that is kept in the buffer unit is reported is kept in the described address location.
18. a navigation system is characterized in that, comprises the home subscriber server HSS and second mobile management network element, wherein
Second mobile management network element is used for sending a request message to HSS, the request that comprises visit GMLC VGMLC address in the described request message and obtain emergency gateway mobile location centre Chinese GMLC address;
Home subscriber server is used to receive the request message that described second mobile management network element sends; According to the request of obtaining urgent GMLC address that comprises in the described request message, the urgent GMLC address of preserving is sent to described second mobile management network element; Preserve the VGMLC address that comprises in the described request message.
19. a kind of navigation system as claimed in claim 18 is characterized in that, described system also comprises:
First mobile management network element is used for when UE initiates urgency traffic, gives HSS with the urgent GMLC reporting address of described UE;
HSS preserves the urgent GMLC address that described first mobile management network element reports.
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| CN200810241545A CN101754152A (en) | 2008-12-22 | 2008-12-22 | Implementation method for positioning service, positioning system and home user server |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102572758A (en) * | 2010-11-24 | 2012-07-11 | 日本电气株式会社 | Emergency wireless connection system and emergency wireless connection method |
| CN102638886A (en) * | 2011-02-14 | 2012-08-15 | 中兴通讯股份有限公司 | Method, device and system for providing cell position information |
| WO2014086036A1 (en) * | 2012-12-07 | 2014-06-12 | 华为技术有限公司 | Calling method, apparatus, and system |
| WO2021023235A1 (en) * | 2019-08-05 | 2021-02-11 | 华为技术有限公司 | Terminal location method, apparatus and system |
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2008
- 2008-12-22 CN CN200810241545A patent/CN101754152A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102572758A (en) * | 2010-11-24 | 2012-07-11 | 日本电气株式会社 | Emergency wireless connection system and emergency wireless connection method |
| CN102572758B (en) * | 2010-11-24 | 2017-04-12 | 日本电气株式会社 | emergency wireless connection system and emergency wireless connection method |
| CN102638886A (en) * | 2011-02-14 | 2012-08-15 | 中兴通讯股份有限公司 | Method, device and system for providing cell position information |
| CN102638886B (en) * | 2011-02-14 | 2016-09-28 | 中兴通讯股份有限公司 | Location information of cell provides method, Apparatus and system |
| WO2014086036A1 (en) * | 2012-12-07 | 2014-06-12 | 华为技术有限公司 | Calling method, apparatus, and system |
| WO2021023235A1 (en) * | 2019-08-05 | 2021-02-11 | 华为技术有限公司 | Terminal location method, apparatus and system |
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Open date: 20100623 |