CN100589605C - Method of locating intraregion user of mobile communication system - Google Patents

Abstract

The invention discloses a method of positioning users in intra-domain used in a mobile communication system, which includes: step S402, LCS Client sends out a domain location request of locating all UE in object domain to R-GMLC; step S404, configure address mapping tables of the object domain and H-GMLC on R-GMLC and sends the domain location request to H-GMLC, wherein, the H-GMLC is a superior H-GMLC containing a first domain range; step S406, configure inferior H-GMLC address mapping table of the object domain and a second domain range on the superior H-GMLC and transmit the domain locationrequest to the inferior H-GMLC, wherein, the first domain range contains the second domain ranges; step S408, configure address mapping tables of the object domain and CN network equipments on the inferior H-GMLC and transmit the domain location request to the CN network equipments; and step S410, the CN network equipments triggers location course of UE in the object domain and reports UE position information.

Description

The method that is used for the positioning area intra domain user of mobile communication system

Technical field

The present invention relates to the communications field, and especially, relate to a kind of method that is used for the positioning area intra domain user of mobile communication system.

Background technology

(Location Service LCS) is meant a kind of business of the positional information of utilizing mobile communications network to provide to be positioned subscriber equipment (UE) in positioning service in the mobile communication system.Any terminal equipment that can accessing mobile communication network of UE described here general reference, and be not limited to handheld device; And user position information can be through, latitude information, also can be logical location information such as street number, even can comprise elevation information.The user can initiate the location to self, and to obtain self residing positional information, perhaps the positional information with itself sends to third party device, makes its positional information that can grasp oneself, and can locate the residing position of other UE.Therefore, the positioning service scene that all is widely used at aspects such as communication navigation, emergency relief, monitor for police.In third generation partner program (3GPP), the standard of LCS business, pattern, network element structure are formed, and message flow etc. has all been done detailed description.

Fig. 1 is a logical construction schematic diagram of realizing positioning service.As shown in Figure 1, LCS client (LCS Client) 101 is by LCS network 102 localizing objects users 103.The Location Request of 102 couples of LCS Client 101 of LCS network is carried out scope check, whether allow this LCS Client localizing objects user with decision, if allow, then finish position fixing process to targeted customer 103, and targeted customer 103 positional information returned to LCS Client, if do not allow LCS client 101 localizing objects users 103, perhaps LCS network 102 localizing objects users 103 failures, then the response that will fail returns to LCS client 101.

Fig. 2 is a structured flowchart of realizing the LCS network entity 102 of positioning service logic in the LCS system.As shown in the figure, it comprises Gateway Mobile Location Center (GMLC), user attaching location register (HSS/HLR), core network (CN) and Radio Access Network (RAN).Wherein, GMLC comprise the request Gateway Mobile Location Center (RequestingGMLC, R-GMLC), the home gateway mobile positioning center (Home GMLC, H-GMLC), the visit Gateway Mobile Location Center (Visited GMLC, V-GMLC).R-GMLC is the GMLC of Location Request end belonging network, and H-GMLC is the GMLC of target terminal institute home network, and V-GMLC is the GMLC of the current network of visiting of target terminal.

In actual applications, R-GMLC, H-GMLC, V-GMLC three can belong to a physical entity together.(Core Network CN) generally is made of MSC Server and SGSN core network.Radio Access Network RAN (Radio Access Network) comprises radio reception devices such as RNC and NodeB.

At present, defined the implementation method of regional change class positioning service in the 3GPP standard.The positioning service of regional change class is meant pre-defined zone of LCS Client and the incident that triggers position message in this zone.For example, the pre-defined sub-district of LCS Client regional extents such as (perhaps) lane place requires the targeted customer when entering, leaving or being positioned at this cell range, and reporting information is given LCS Client.The LCS network is forwarded to the targeted customer by mobile communications network with this information after the Location Request of receiving LCS Client (comprising area information, trigger event etc.).Take place when the targeted customer detects trigger event, when needing reporting information, notify the position message incident of its setting of LCS Client to trigger by the LCS network.It can be disposable that the positional information of this regional change class reports, and also can be that certain hour repeatedly triggering at interval repeatedly reports.

Fig. 3 shows the signaling process of realizing the positioning service of regional change class in the prior art.As shown in Figure 3, mainly may further comprise the steps:

301:LCS Client initiates positioning service request (LCS ServiceRequest) message to R-GMLC, wherein carry targeted customer's sign, regional extent, the event type of toggle area position message (can be the targeted customer enter, leave or the zone in), the reporting events number of times, time interval information etc., certain information such as client identification that also comprise this LCS Client;

After 302:R-GMLC receives the location service request of LCS Client, this LCSClient sign and CAMEL-Subscription-Information etc. are carried out authentication, the success back obtains the H-GMLC address of targeted customer's ownership from HSS/HLR, and transmit this location service request and give H-GMLC, H-GMLC authenticates R-GMLC, simultaneously the targeted customer is carried out privacy inspection, the success back obtains the V-GMLC at the current place of targeted customer from HSS/HLR, MSCServer, the SGSN address, and transmit this location service request and give V-GMLC, wherein carry the MSC Server at targeted customer place, the SGSN address, information such as this positioning service reference number of distribution;

After 303:V-GMLC receives LCS Service Request, area information in the message is changed, be converted into information such as little area/location, and send to the MSC at targeted customer place Server/SGSN targeted customer's location information request (ProvideSubscriber Location Req is provided, PSL), wherein, this message carries and reports number of times and time interval information etc. after targeted customer's sign, regional change event type, H-GMLC address, this positioning service reference number, area information, the regional change;

After 304:MSC Server/SGSN receives LCS Service Request, check the tenability of target UE to the positioning service of regional change class, and targeted customer's privacy checked judgement, if target UE is supported that this is professional and is in idle pulley, then initiate paging, processes such as authentication, and determine according to targeted customer's private CAMEL-Subscription-Information whether needs are initiated location notice call flow, here, the purpose of this notice is that the current LCS of the having Client of notification target user has initiated the positioning service to oneself, whether allows this positioning service by the own decision of targeted customer;

305: after above-mentioned flow process completes successfully, MSC Server/SGSN initiates LCS regional change incident call request (LCS Area Event Invoke) message by RAN to the targeted customer, comprises this business reference number, H-GMLC address, area information and regional change event type etc. in this message;

306: after the targeted customer receives LCS Area Event Invoke message, preserve relevant information, and return this to MSC Server/SGSN and call response, successfully accepted this call request message to show, the inner simultaneously correlation procedure that starts detects and the monitored area change information;

307:MSC Server/SGSN returns to V-GMLC target position information response (Provide Subscriber Location Ack) message is provided, and shows that the targeted customer has successfully accepted this positioning service request;

308:V-GMLC is to H-GMLC restoring to normal position service response (LCS ServiceResponse), and this positioning service of notice H-GMLC is successfully accepted by the targeted customer;

309:H-GMLC transmits positioning service response (LCS ServiceResponse) message to R-GMLC, and this positioning service of notice R-GMLC is successfully accepted by the targeted customer;

310:R-GMLC is to LCS Client client restoring to normal position service response (LCSService Response) message, and this positioning service of notice LCS Client is successfully accepted by the targeted customer;

311: after this sometime, the regional change incident takes place, that is, the targeted customer enters, leaves or be positioned at the zone of appointment;

312: the targeted customer detects the regional change incident and takes place, and initiates LCS regional change reporting events message (LCS Area Event Report) to MSC Server/SGSN, and the regional change incident of notice MSC Server/SGSN appointment takes place;

313:MSC Server/SGSN judges whether that according to the information checks such as the time interval in the LCS Service Request request message of receiving before needs report this regional change positional information to V-GMLC, if desired, then send targeted customer's positional information and report (Subscriber Location Report) message to V-GMLC, the regional change incident of notice V-GMLC appointment takes place, and carrier area change events type;

314:V-GMLC returns targeted customer's positional information to MSC Server/SGSN and reports response (Subscriber Location Report Ack), and notice MSC Server/SGSN reporting position message is successfully accepted;

315:V-GMLC sends LCS Service Response to H-GMLC, and the regional change incident of notice H-GMLC appointment takes place.

316:H-GMLC carries out privacy to the targeted customer and checks, guaranteeing this reporting position in the signatory allowed band of user, and can return to LCS Client;

317:H-GMLC sends LCS Service Response to R-GMLC, and the regional change incident of notice R-GMLC appointment takes place;

318:R-GMLC sends LCS Service Response to LCS Client, and the regional change incident of notice LCS Client appointment takes place.

From the handling process of above regional change class used in the prior art positioning service as can be seen, this type of positioning service can only at unique user whether in the zone activity monitor, but, under situations such as emergency relief, advertising business, need know the detail location information of whole users in certain rescue zone, to implement rescue action as early as possible, like this, above-mentioned flow process just can't reach this purpose.Therefore, mainly there is following defective in technology at present:

(1) LCS Client can only position at the single target user, owing to do not know the whole user ID in the target area, therefore can't realize whole users in the zone are positioned;

(2) LCS Client finally can only know whether generation activity in the zone of targeted customer, and can't know interior certain user's in zone detail location information.

Summary of the invention

Consider the problems referred to above and make the present invention, for this reason, main purpose of the present invention is to provide a kind of user's targeting scheme that is used for mobile communication system, and it can know the detail location information of whole users in the zone.

According to embodiments of the invention, provide a kind of method that is used for the positioning area intra domain user of mobile communication system.

This method comprises: step S402, location services client is initiated the area positioning requests of whole subscriber equipmenies in the localizing objects zone to the request Gateway Mobile Location Center, carries the event type of target area scope, toggle area position message and the term of validity of Location Request in the described Location Request at least; Step S404, the address mapping table of configuration target area and home gateway mobile positioning center on the request Gateway Mobile Location Center, and area positioning requests is sent to the home gateway mobile positioning center, wherein, this home gateway mobile positioning center is the higher level's home gateway mobile positioning center that comprises the first area scope; Step S406, configuration target area and the address mapping table that comprises subordinate's home gateway mobile positioning center of second area scope on higher level's home gateway mobile positioning center, and area positioning requests is forwarded to subordinate's home gateway mobile positioning center, wherein, the first area scope comprises the second area scope; Step S408, the address mapping table of configuration target area and core web network equipment on subordinate's home gateway mobile positioning center, and area positioning requests is forwarded to core web network equipment; And step S410, described core web network equipment is distinguished subscriber equipment position fixing process in the toggle area according to user's current state, and reports the positional information of described subscriber equipment.

Wherein, in step S404, the request Gateway Mobile Location Center is located higher level's home gateway mobile positioning center according to the target area of this locality configuration and the address mapping table of higher level's home gateway mobile positioning center.

In step S406, higher level's home gateway mobile positioning center is located subordinate's home gateway mobile positioning center according to the target area of this locality configuration and the address mapping table of subordinate's home gateway mobile positioning center.

In step S408, subordinate's home gateway mobile positioning center is located core web network equipment according to the target area of this locality configuration and the address mapping table of core web network equipment.

In addition, in step S410, further comprise: step S410-2, the subscriber equipment that has all triggered position fixing process in the subscriber equipment sends to core web network equipment with positional information, and core web network equipment reports higher level's home gateway mobile positioning center with positional information; And step S410-4, higher level's home gateway mobile positioning center sends to location services client with positional information via the request Gateway Mobile Location Center.

Wherein, in step S410-2, under the subscriber equipment of reporting position information was in situation in the target area, core web network equipment reported higher level's home gateway mobile positioning center with positional information in predetermined effective time.And in predetermined effective time, core web network equipment does not repeat the positional information of report of user equipment.

In addition, after step S410-4, further comprise: location services client sends to core web network equipment with response after receiving positional information.

In addition, in the method, the method for expression target area comprises: represent, represent with lane place or cell id with longitude and latitude geography information.

In addition, core web network equipment comprises: Mobile Switching Center Server and service universal grouping wireless business supporting node.

By technique scheme of the present invention, can position whole subscriber equipmenies in the target area, and can obtain the detail location information of subscriber equipment, have very strong practicality.

Description of drawings

Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:

Fig. 1 is the network configuration block diagram of realizing according to the positioning service of correlation technique;

Fig. 2 is the network topological diagram according to LCS in the LCS system of correlation technique;

Fig. 3 is the signaling process figure according to the regional change class business that realizes in the LCS system of correlation technique;

Fig. 4 is the flow chart according to the method for the positioning area intra domain user that is used for mobile communication system of the embodiment of the invention; And

Fig. 5 and Fig. 6 are the signaling process figure according to the processing example of the method for the positioning area intra domain user that is used for mobile communication system of the embodiment of the invention.

Embodiment

In the present embodiment, provide a kind of method that is used for the positioning area intra domain user of mobile communication system, so that whole users in the zone are positioned.Wherein, at the mapping table of R-GMLC side configuration target area and H-GMLC, at the mapping table of H-GMLC side configuration target area and MSC Server/SGSN, in this method, the zone can be that lane place/sub-district is represented, also can be the zone of representing through, latitude geography information.

To describe embodiments of the invention in detail below.

As shown in Figure 4, method according to the positioning area intra domain user that is used for mobile communication system of present embodiment comprises: step S402, the area positioning requests of LCS Client whole UE in R-GMLC initiates localizing objects zone (a plurality of CN network equipments zone can be crossed in the target area); Step S404, the address mapping table of configuration target area and home gateway mobile positioning center (H-GMLC) on R-GMLC, and area positioning requests is sent to H-GMLC, wherein, this H-GMLC is the higher level H-GMLC that comprises the first area scope; Step S406, the address mapping table of the H-GMLC of subordinate of configuration target area and second area scope (being the subregion scope of first area scope) on higher level H-GMLC, and area positioning requests is forwarded to the H-GMLC of subordinate, wherein, the first area scope comprises the second area scope; Step S408, the address mapping table of configuration target area and the CN network equipment on the H-GMLC of subordinate, and area positioning requests is forwarded to the CN network equipment; And step S410, the CN network equipment triggers the position fixing process to UE in the target area, and reports the positional information of UE.

Wherein, in step S404, R-GMLC locatees higher level H-GMLC according to the target area of this locality configuration and the address mapping table of higher level H-GMLC.

In step S406, higher level H-GMLC locatees the H-GMLC of subordinate according to the target area of this locality configuration and the address mapping table of the H-GMLC of subordinate.

In step S408, the H-GMLC of subordinate locatees the CN network equipment according to the target area of this locality configuration and the address mapping table of the CN network equipment.

In addition, in step S410, further comprise: step S410-2, the UE that has all triggered position fixing process among the UE sends to the CN network equipment with positional information, and the CN network equipment reports higher level H-GMLC with positional information; And step S410-4, higher level H-GMLC sends to LCS Client with positional information via R-GMLC.

Wherein, in step S410-2, satisfy under the predetermined condition situation at the UE of reporting position information, the CN network equipment reports higher level H-GMLC with positional information in predetermined effective time.And in predetermined effective time, the CN network equipment does not repeat to report the positional information of UE.

In addition, after step S410-4, further comprise: LCS Client sends to the CN network equipment with response after receiving positional information.

In addition, in the method, the method for expression target area comprises: represent, represent with lane place or cell id with longitude and latitude geography information.

In addition, the CN network equipment comprises: Mobile Switching Center Server (MSC Server) and service universal grouping wireless business supporting node (SGSN).

It should be noted that, for purpose clearly, in above description, two titles of first area scope and second area scope have been adopted, be used for illustrating that the localization method at present embodiment narrows down to less (second) regional extent with the positioned area scope from bigger (first) regional extent, still has subregion in the second area scope, and this subregion also has under the situation of home gateway mobile positioning center of itself, then can further positioning range be narrowed down to the subregion scope of second area scope.In this case, can be with the second area scope as the first area scope, with the subregion scope of second area scope as the second area scope, and with the home gateway mobile positioning center of second area as higher level's home gateway mobile positioning center, the home gateway mobile positioning center of subregion scope as subordinate's home gateway mobile positioning center, is re-executed above-mentioned steps S406 and step S408.

In actual applications, can realize this method by following processing:

(a) LCS Client is to R-GMLC initiated area Location Request, requires to obtain the user's detail location information the target area in, and wherein, here, the target area can be the area information that longitude and latitude is represented, also can be the area information that lane place/cell id etc. is represented;

(b) on R-GMLC the mapping table of configuration target area and H-GMLC address (area information in the mapping table can have overlapping, that is: the boundary member in two zones can belong to two H-GMLC or MSC Server/SGSN scope simultaneously), R-GMLC is forwarded to corresponding H-GMLC according to this mapping table with the target-region locating request.Equally, the zone in this regional mapping table can be the area information that longitude and latitude is represented, also can be the area information of expression such as lane place/cell id;

(c) configuration target area and the mapping table that comprises than the H-GMLC address of small area on the H-GMLC that comprises big regional extent, big regional H-GMLC is forwarded to zonule H-GMLC according to this mapping table with the target-region locating request.The same, the zone in this regional mapping table can be the area information that longitude and latitude is represented, also can be the area information of expression such as lane place/cell id;

(d) mapping table of configuration target area and MSCServer/SGSN address on the H-GMLC of small area, H-GMLC is sent to MSCServer/SGSN with the target-region locating request by customer position information request (PSL Req) message is provided according to this mapping table; As mentioned above, the zone in this regional mapping table can be the area information that longitude and latitude is represented, also can be the area information of expression such as lane place/cell id;

As can be seen, by execution in step (c) and (d), the positioned area scope can be constantly dwindled, that is, the accuracy of location can be effectively improved.

And, in step (c) with (d), R-GMLC is according to the zone and big regional extent H-GMLC mapping table location H-GMLC of this locality configuration, the H-GMLC of big regional extent is according to the zone of this locality configuration and the H-GMLC mapping table location H-GMLC of small area, and the H-GMLC of small area is according to zone and MSC Server/SGSN mapping table location MSC Server/SGSN.And the mapping relations between the H-GMLC of this big regional extent and the H-GMLC of small area can be according to the multiple management of regional extent size.

(e) MSC Server/SGSN distinguishes trigger region intra domain user position fixing process according to user's current state, and reports each user's detail location information to give H-GMLC;

(f) H-GMLC is forwarded to LCS Client by R-GMLC with these customer location details; And

(g) MSC Server/SGSN repeating step (e), (f), all reporting of user are finished or the term of validity expires in the target area.

In the position fixing process of step (e),, issue Location Request after the success of MSC Server/SGSN wait user position update and obtain detail location information for the shutdown user; For non-shutdown user, MSC Server/SGSN directly issues Location Request and obtains detail location information; The user who is positioned can be according to the CAMEL-Subscription-Information in HLR, and when receiving the location notification acknowledgement, initiatively whether decision allows this Location Request.

And, in localization process, MSC Server/SGSN can check judgement to the positional information that the targeted customer returns, and in certain term of validity, report and satisfy the user position information that this zone location requires, and the response of wait LCS Client, correctly report LCS Client to guarantee positional information.Should be noted that MSC Server/SGSN does not repeat to report this user position information in certain term of validity, that is, each user is not failed to report, do not repeat reporting position information.

Wherein, reporting of customer position information not only includes the incident that toggle area is located in the target area, also includes the detail location information of target area intra domain user.

Below in conjunction with instantiation, present invention is described.

Fig. 5 shows the signaling process figure according to the processing example of the method for the embodiment of the invention.

As shown in Figure 5, specifically can comprise following processing:

501, LCS Client initiates positioning service request LCS ServiceRequest message to R-GMLC, wherein carry the target area scope, the event type of toggle area position message (can be the targeted customer can reach, enter, leave or the zone in), the reporting events number of times, the time interval information of reporting events, the term of validity of this Location Request etc.; Here the target area can be lane place/cell number, also can be geography information of representing of longitude and latitude etc.;

502, R-GMLC carries out authentication to LCS Client, obtain the target area information in this positioning service request message after the success, zone and H-GMLC mapping table according to this locality configuration are forwarded to H-GMLC with this positioning service request LCS Service Request; If a plurality of H-GMLC are striden in this target area, then all transmit positioning service request LCS Service Request message to each H-GMLC;

503, whether H-GMLC authenticates R-GMLC, check to allow this R-GMLC to insert, then according to the zone of this locality configuration and the H-GMLC mapping table of smaller area territory scope, obtain subordinate H-GMLC address, and transmit positioning service request LCS Service Request message to the H-GMLC of correspondence; The H-GMLC of subordinate is according to zone and MSCServer/SGSN mapping table, obtain MSC Server/SGSN address, and in local distribution service reference number information, provide customer position information request PSL Req (Provide Subscriber Location Request) message to the MSC of correspondence Server/SGSN transmission, requirement positions the whole users in the appointed area, carry business reference information in the message, the classes of messages in remaining message parameter and the step 501 seemingly; If a plurality of MSC Server/SGSN are striden in the target area, then all send PSL Req message, and message parameter is identical to each MSC Server/SGSN;

504, after MSC Server/SGSN receives customer position information request message PSLReq is provided, returning to H-GMLC provides customer position information response PSL Ack (ProvideSubscriber Location Ack) message, shows and has successfully accepted this area positioning requests.At this moment, can start related application in inside, wait for the toggle area position message, its concrete processing will be described in detail with reference to Fig. 6 in the back;

505, H-GMLC shows that to R-GMLC restoring to normal position service response LCS ServiceResponse message MSC Server/SGSN has successfully accepted this area positioning requests;

506, R-GMLC shows and has successfully accepted this area positioning requests to LCS Client restoring to normal position service response LCS ServiceResponse message;

After MSC Server/SGSN receives the PSL Req message that the target area intra domain user is positioned, wait for that toggle area position message incident takes place.For current start user, screen queuing according to certain mechanism, initiatively trigger the message flows such as paging of step 602; And, perhaps newly entering the user of local exchange before the deadline for current shutdown user, the user of waiting step 601 initiatively initiates the position and upgrades operation flow with toggle area positional information report flow.

Below the processing shown in Fig. 6 will be described.

601, user's start or new user enter local exchange in the zone location term of validity, and finish position more new business;

602, MSC Server/SGSN carries out paging to the active user who satisfies the zone location condition, and finishes operation flows such as authentication, encryption, location notice;

603, MSC Server/SGSN issues positioning reporting control (Location Report Control) message to the targeted customer, requires to obtain targeted customer's geographical location information;

604, the targeted customer returns geographical location information (Location Report);

605, MSC Server/SGSN judges inspection to the positional information that this targeted customer returns, determine that the targeted customer is whether in the target area, if not in the target area, abandon this message, otherwise, reporting user location information request SLR Req (Subscriber Location Report Request) message sent to H-GMLC, carry this user's detail location information, and explanation triggers the event type of this regional location report;

606, H-GMLC sends location service request (LCS ServiceRequest) message to R-GMLC, carries targeted customer's positional information and trigger event type;

607, R-GMLC sends location service request (LCS ServiceRequest) message to LCS Client, carries targeted customer's detail location information and trigger event type;

608, LCS Client shows that to R-GMLC home position service response (LCS ServiceResponse) message LCS Client successfully accepts reporting user location information;

609, R-GMLC shows that to H-GMLC home position service response (LCS ServiceResponse) message LCS Client successfully accepts reporting user location information;

610, H-GMLC returns reporting user location information response SLR Ack (Subscriber Location Report Ack) message to MSC Server/SGSN, shows that H-GMLC successfully accepts reporting user location information.MSC Server/SGSN is provided with mark of correlation, represents that this positional information of this user reports success;

MSC Server/SGSN repeats the 601-610 step to other users in the zone, finishes or the term of validity expires until whole reporting of user.If in this process, LCS Client requires this zone location of cancellation, and then MSC Server/SGSN stops the report of user positional information immediately, and finishes this zone location flow process.

In sum,, can position whole UE in the target area, and can obtain the detail location information of UE, very big practical value all be arranged in various aspects such as emergency relief, advertising business, mobile network optimizations by means of technical scheme of the present invention.

The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. a method that is used for the positioning area intra domain user of mobile communication system is characterized in that, comprising:

Step S402, location services client is initiated the area positioning requests of whole subscriber equipmenies in the localizing objects zone to the request Gateway Mobile Location Center, carries the event type of target area scope, toggle area position message and the term of validity of Location Request in the described Location Request at least;

Step S404, the address mapping table of described target area of configuration and home gateway mobile positioning center on the described request Gateway Mobile Location Center, and described area positioning requests is sent to described home gateway mobile positioning center, wherein, described home gateway mobile positioning center is the higher level's home gateway mobile positioning center that comprises the first area scope;

Step S406, described target area of configuration and the address mapping table that comprises subordinate's home gateway mobile positioning center of second area scope on described higher level's home gateway mobile positioning center, and described area positioning requests is forwarded to described subordinate home gateway mobile positioning center, wherein, described first area scope comprises described second area scope;

Step S408, the address mapping table of configuration described target area and core web network equipment on described subordinate home gateway mobile positioning center, and described area positioning requests is forwarded to described core web network equipment; And

Step S410, described core web network equipment is distinguished subscriber equipment position fixing process in the toggle area according to user's current state, and reports the positional information of described subscriber equipment.

2. method according to claim 1, it is characterized in that, in described step S404, the described request Gateway Mobile Location Center is located described higher level's home gateway mobile positioning center according to the described target area of this locality configuration and the address mapping table of described higher level's home gateway mobile positioning center.

3. method according to claim 1, it is characterized in that, in described step S406, described higher level's home gateway mobile positioning center is located described subordinate home gateway mobile positioning center according to the described target area of this locality configuration and the address mapping table of described subordinate home gateway mobile positioning center.

4. method according to claim 1, it is characterized in that, in described step S408, described subordinate home gateway mobile positioning center is located described core web network equipment according to the described target area of this locality configuration and the address mapping table of described core web network equipment.

5. method according to claim 1 is characterized in that, in described step S410, further comprises:

Step S410-2, the subscriber equipment that has triggered described position fixing process in described whole subscriber equipment sends to described core web network equipment with described positional information, and described core web network equipment reports described higher level's home gateway mobile positioning center with described positional information; And

Step S410-4, described higher level's home gateway mobile positioning center sends to described location services client with described positional information via the described request Gateway Mobile Location Center.

6. method according to claim 5, it is characterized in that, in described step S410-2, under the described subscriber equipment that reports described positional information was in situation in the target area, described core web network equipment reported described higher level's home gateway mobile positioning center with described positional information in predetermined effective time.

7. method according to claim 6 is characterized in that, in predetermined effective time, described core web network equipment does not repeat to report the described positional information of described subscriber equipment.

8. method according to claim 5 is characterized in that, after described step S410-4, further comprises:

Described location services client sends to described core web network equipment with response after receiving described positional information.

9. according to each described method in the claim 1 to 8, it is characterized in that, represent that the method for described target area comprises: represent, represent with lane place or cell id with longitude and latitude geography information.

10. according to each described method in the claim 1 to 8, it is characterized in that described core web network equipment comprises: Mobile Switching Center Server and service universal grouping wireless business supporting node.

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