CN101198154A - Method for protecting positional information of mobile subscriber - Google Patents
Method for protecting positional information of mobile subscriber Download PDFInfo
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- CN101198154A CN101198154A CNA2006101621584A CN200610162158A CN101198154A CN 101198154 A CN101198154 A CN 101198154A CN A2006101621584 A CNA2006101621584 A CN A2006101621584A CN 200610162158 A CN200610162158 A CN 200610162158A CN 101198154 A CN101198154 A CN 101198154A
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Abstract
The invention provides a method for protecting location information of mobile users and comprises that: when the registration request of cross-regional location is responded, a user is marked with 'busy' and the cross-regional location request of the user is refused; when the cross-regional location request is responded, the user is marked with 'busy' and the registration request of the cross-regional location of the user is refused. The invention is mainly applied in the mobile location information processing field and can effectively prevent that the registration request of the cross-regional location and the cross-regional location request of the same user are processed simultaneously and prevent the problem of inconsistent location information of the same user in HLR and VLR.
Description
Technical field
The present invention relates to the positional information of mobile subscriber treatment technology, particularly a kind of method of protecting positional information of mobile subscriber.
Background technology
Multiple access can take place in the mobile subscriber when border cell, multiple access is meant that the mobile subscriber carries out location registers frequent switching of border cell, multiple access can cause the position register information incorrect order, direct result is exactly VLR Visitor Location Register (visitor location register, hereinafter to be referred as VLR) in mobile subscriber's positional information and the attaching position register (Home Location Register is hereinafter to be referred as HLR) this mobile subscriber's positional information inconsistent.The method of the multiple access of control at present is many, it number is 03155210 that Chinese patent application is wherein more typically arranged, name is called in the patent of " method that prevents the multiple access of mobile subscriber " and discloses a kind of method: write down status of mobile terminal in HLR, when HLR handles the each transregional position register request of portable terminal, this status of mobile terminal sign is set to " doing " state, refuses the position register request of this portable terminal when status indicator is " doing "; When updating location information finishes, it is " free time " with status indicator.
Fig. 1 is the o.7 structure chart of system core network of standard N, (the MobileSwitch Center of mobile switching centre wherein, hereinafter to be referred as MSC)/VLR Visitor Location Register 12, attaching position register 13, (the Authentication Center of AUC 14, hereinafter to be referred as AUC) all be the standard network element of No.7 nation-wide Network, wherein MSC is a mobile switching centre, be responsible for to call out, the user continues; VLR is a VLR Visitor Location Register, is responsible for interim storage user's CAMEL-Subscription-Information and preserves user position information in real time.
System flow comprises as shown in Figure 2 when the mobile subscriber carries out trans-regional position register request:
After step 202, VLR_A receive mobile subscriber's position register request, send position register request message to HLR;
After step 203, HLR receive position register request message, find that the user is registered in VLR_B, be judged as trans-regional location registers operation, send registration cancellation information to VLR_B;
It is mobile subscriber's real time position that step 205, HLR preserve VLR_A, sends enrollment response message to VLR_A simultaneously;
System flow comprises as shown in Figure 3 when the mobile subscriber carries out trans-regional position requests:
When step 301, user A calling mobile subscriber B, user A initiates to operate at the position requests of mobile subscriber B to core net;
After step 302, mobile management center A (hereinafter claiming MSC_A) receive location request message, initiate the position requests operation to HLR;
After step 303, HLR received position request information at mobile subscriber B, the positional information of inquiring user B found that user B is registered in VLR_B, is judged as trans-regional position requests operation, initiates the route requests operation to the VLR_B at mobile subscriber B place;
When above-mentioned mobile subscriber as shown in Figure 3 carries out trans-regional position requests, if when the ANSI41D agreement has stipulated that clearly the reason for rejection of carrying in the route response message deactivates for the user in the position requests flow process, then HLR will deactivate this user; When if route response message is error message, then HLR will delete this user position information.
When HLR carried out trans-regional position register request operation and the operation of trans-regional position requests simultaneously at same mobile subscriber, system flow was specially as shown in Figure 4:
After step 406, HLR receive the registration cancellation response message that VLR_B returns, the renewal user position information is VLR_A, sending location registers simultaneously responds to VLR_A, the project service list that comprises the user in the message parameter, VLR_A is inserted into user profile among the VLR_A after receiving the location registers response message, and position register request is finished;
After step 407, VLR_B receive the described route request information of step 404, search user profile according to the MIN in the message, since in step 405 VLR_B in the position register request flow process with this user's information deletion, therefore lookup result is empty, VLR_B returns error message to HLR, this message parameter comprises error code, and error code is unacquainted MIN;
After step 408, HLR received above-mentioned error message, this user position information among the deletion HLR sent position request response to MSC_A simultaneously, comprises the access reject reason in this response parameter.
Through above-mentioned flow process, step 406 is preserved this user position information among the VLR_A as can be seen, and step 408 has not had this user position information among the HLR as can be seen, and is inconsistent for this user position information among VLR_A and the HLR at this moment.This shows that if same mobile subscriber is carried out the operation of trans-regional position register request simultaneously and trans-regional position requests is operated as HLR, will cause among HLR and the VLR inconsistently for this user position information, prior art can't address the above problem.
Summary of the invention
At defective of the prior art and deficiency; the objective of the invention is to propose a kind of method of protecting positional information of mobile subscriber, with solve in the prior art to same mobile subscriber carry out simultaneously causing when trans-regional position register request operation and trans-regional position requests are operated in the attaching position register with VLR Visitor Location Register in for the inconsistent problem of same user position information.
The technical scheme 1 of the object of the invention:
A kind of method of protecting positional information of mobile subscriber comprises:
Step 1, attaching position register are idle with user ID;
When step 2, attaching position register are received at this user's trans-regional position register request, this state of user is designated busy, and begins to carry out location update operations; When this state of user when busy, if receive trans-regional position requests, then return refuse information at this user, comprise reason for rejection in this refuse information;
After step 3, location update operations are finished, mark the user as the free time.
The technical scheme 2 of the object of the invention:
A kind of method of protecting positional information of mobile subscriber comprises:
Step 1, attaching position register are idle with user ID;
When step 2, attaching position register are received at this user's trans-regional position requests, this state of user is designated busy, and begins to handle the position requests flow process; When this state of user when busy, if receive trans-regional position requests, then return refuse information at this user, comprise reason for rejection in this refuse information;
After step 3, location update operations are finished, mark the user as the free time.
If when the user carries out the operation of trans-regional position requests, then refuse trans-regional position register request.If when the user carries out the operation of trans-regional position register request, then refuse trans-regional position requests.
The present invention proposes a kind of method of protecting positional information of mobile subscriber.Trans-regional position register request operation and trans-regional position operation may appear carrying out simultaneously in prior art, will cause HLR different with the same customer position information among the VLR like this.After adopting the method for the present invention's proposition; the angelica location register is carrying out refusing when trans-regional position register request is operated this user's transregional or position operation; attaching position register is carrying out refusing when trans-regional position requests is operated this user's trans-regional location registers operation; can effectively prevent to operate and trans-regional position operation at the trans-regional position register request that same user initiates simultaneously; avoided among the HLR mobile subscriber's positional information to be deleted or User Status is deactivated by mistake by mistake; do not need to increase extras; can be for the attaching position register that does not have the protection positional information of mobile subscriber provides protection positional information of mobile subscriber function, to the minimum that influences of system on the basis of system software upgrading.User Status of the present invention position is provided with flexibly, can not influence trans-regional location registers operation of user and the trans-regional position requests operation of user.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.For the person of ordinary skill in the field, from detailed description of the invention, above-mentioned and other purposes of the present invention, feature and advantage will be apparent.
Description of drawings
Fig. 1 is the o.7 structure chart of system core network of standard N;
System flow chart when Fig. 2 carries out trans-regional position register request for the mobile subscriber;
System flow chart when Fig. 3 carries out trans-regional position requests for the mobile subscriber;
Fig. 4 is for carrying out trans-regional position register request operation and trans-regional position requests operating system flow chart simultaneously to same mobile subscriber;
Fig. 5 is the preferred embodiment of the present invention 1 flow chart;
Fig. 6 is the preferred embodiment of the present invention 2 flow charts.
Embodiment
The present invention will be further described below in conjunction with accompanying drawing.
The preferred embodiment of the present invention 1 is avoided the simultaneous flow process of trans-regional position requests after initiating at same user's trans-regional position register request, comprise as shown in Figure 5:
After step 503, HLR receive location request message, HLR finds user position information according to DialedDigits, positional information is a VLR_B information, judge this user this moment and carry out trans-regional position requests operation, HLR checks User Status, because User Status is " hurrying ", HLR sends position request response message, and message parameter comprises the access reject reason;
The user that step 504, HLR draw according to step 501 carries out trans-regional location registers operation, and HLR initiates registration cancellation message to VLR_B, and message parameter comprises MIN and ESN;
After step 506, HLR receive VLR_B registration cancellation response, allow user's registration, mode bit is arranged to " free time " state, sending location registers simultaneously responds to VLR_A, message parameter comprises user's project service list, and VLR_A is inserted into VLR_A with user profile after receiving the location registers response message.
This moment, VLR_A preserved identical customer position information with HLR, avoided occurring the inconsistent problem of positional information among VLR and the HLR.
The preferred embodiment of the present invention 2 is avoided the simultaneous flow process of trans-regional position register request after initiating at same user's trans-regional position requests, comprise as shown in Figure 6:
Step 601, MSC_A initiate location request message to HLR, message parameter comprises DialedDigits, after HLR receives the location request message of HLR, search customer location by DialedDigits, positional information is VLR_B, judge this user this moment and carry out trans-regional position requests operation, HLR is set to User Status " doing ";
Step 602, VLR_A initiate position register request message to HLR, and message parameter comprises MIN and ESN;
After step 603, HLR receive position register request message, HLR finds user position information according to MIN, positional information is a VLR_B information, judge this user this moment and carry out trans-regional position register request operation, HLR checks User Status, because User Status is " hurrying ", HLR home position registration request response, message parameter comprises Reason For Denial;
The user that step 604, HLR draw according to step 601 carries out trans-regional position requests operation, and HLR initiates route request information to VLR_B, and message parameter comprises MIN and ESN;
Step 605, VLR_B receive route request information, search user profile according to MIN, because user profile exists, VLR_B distribution T LDN returns the route requests response message simultaneously, and message parameter comprises TLDN;
Step 606, HLR are arranged to " free time " state with mode bit after receiving the response of VLR_B route requests, send position request response message simultaneously to VLR_A, and message parameter comprises TLDN, and VLR_A continues according to TLDN.
In the above-mentioned steps 605, if route response message is error message, then attaching position register is deleted this user position information; If the Reason For Denial that carries in the route requests response message is user's deactivation, then attaching position register deactivates this user.
This moment, VLR_A preserved identical customer position information with HLR, avoided occurring the inconsistent problem of positional information among VLR and the HLR.
Certainly; the present invention also can have other embodiment; under the situation that does not deviate from spirit of the present invention and essence thereof; the person of ordinary skill in the field works as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of claim of the present invention.
Claims (4)
1. method of protecting positional information of mobile subscriber comprises:
Step 1, attaching position register are idle with user ID;
When step 2, attaching position register are received at this user's trans-regional position register request, this state of user is designated busy, and begins to carry out location update operations; When this state of user when busy, if receive trans-regional location request message, then return refuse information at this user, comprise Reason For Denial in this refuse information;
After step 3, location update operations are finished, mark the user as the free time.
2. method of protecting positional information of mobile subscriber comprises:
Step 1, attaching position register are idle with user ID;
When step 2, attaching position register are received at this user's trans-regional position requests, this state of user is designated busy, and begins to handle the position requests flow process; When this state of user when busy, if receive trans-regional position requests, then return refuse information at this user, comprise Reason For Denial in this refuse information;
After step 3, position requests flow process are finished, mark the user as the free time.
3. a kind of method of protecting positional information of mobile subscriber according to claim 2 is characterized in that, if when the user carries out the operation of trans-regional position requests, then refuses trans-regional position register request.
4. a kind of method of protecting positional information of mobile subscriber according to claim 2 is characterized in that, if when the user carries out the operation of trans-regional position register request, then refuses trans-regional position requests.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101621584A CN101198154A (en) | 2006-12-05 | 2006-12-05 | Method for protecting positional information of mobile subscriber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101621584A CN101198154A (en) | 2006-12-05 | 2006-12-05 | Method for protecting positional information of mobile subscriber |
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| CN101198154A true CN101198154A (en) | 2008-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2006101621584A Pending CN101198154A (en) | 2006-12-05 | 2006-12-05 | Method for protecting positional information of mobile subscriber |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103905502A (en) * | 2012-12-27 | 2014-07-02 | 中国移动通信集团江苏有限公司 | User position information obtaining method and system |
| CN108391271A (en) * | 2018-01-20 | 2018-08-10 | 中国人民解放军战略支援部队信息工程大学 | A kind of dummy location update recognition methods |
-
2006
- 2006-12-05 CN CNA2006101621584A patent/CN101198154A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103905502A (en) * | 2012-12-27 | 2014-07-02 | 中国移动通信集团江苏有限公司 | User position information obtaining method and system |
| CN103905502B (en) * | 2012-12-27 | 2018-02-23 | 中国移动通信集团江苏有限公司 | A kind of method and system for obtaining customer position information |
| CN108391271A (en) * | 2018-01-20 | 2018-08-10 | 中国人民解放军战略支援部队信息工程大学 | A kind of dummy location update recognition methods |
| CN108391271B (en) * | 2018-01-20 | 2021-02-09 | 中国人民解放军战略支援部队信息工程大学 | False position updating and identifying method |
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Open date: 20080611 |