CN101141816A - Method of master control MSC to obtain mobile terminal position of service MSC - Google Patents
Method of master control MSC to obtain mobile terminal position of service MSC Download PDFInfo
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- CN101141816A CN101141816A CNA2007101756073A CN200710175607A CN101141816A CN 101141816 A CN101141816 A CN 101141816A CN A2007101756073 A CNA2007101756073 A CN A2007101756073A CN 200710175607 A CN200710175607 A CN 200710175607A CN 101141816 A CN101141816 A CN 101141816A
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- portable terminal
- positional information
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Abstract
The invention discloses a method for the main control MSC to acquire the mobile terminal position under the service MSC. The invention comprises the following steps: during the service process of the mobile terminal, the main control MSC is switched into the service MSC; the mobile terminal is mobile under the ser ice MSC, to generate a soft switching under the BSC or a hard switching between the BSCs, and after the service MSC receives the switching accomplishing message transmitted by the BSC, the position information of the mobile terminal is transmitted to the main control MSC. The method of the invention can support normal realization of the services such as the mobility limitation, the dynamic position area limitation, and the legal monitoring.
Description
Technical field
The present invention relates to moving communicating field, relate in particular to the method that a kind of Controlling MSC (MSC) obtains mobile terminal locations under the service MSC.
Background technology
The realization of now a lot of business need be known the positional information of portable terminal, such as the mobility limit service, the position area list that the permission that it need be registered according to the position and the mobile subscriber at the current place of user is called out compares, if current position is in the position area list of user's registration, the business that then allows the user to proceed to contract, otherwise the business of will refusing user's proceeding to contract.Also have legal monitoring business, controlling MSC needs the real-time positional information of giving listening center (LIC) report of user.
But under the network architecture of Fig. 1, portable terminal is after switching between the MSC, and the follow-up positional information of portable terminal reports and has certain blind area.
Please refer to Fig. 1, the process that portable terminal moves under MSC comprises the steps:
The switching that takes place in the described step 102 is called soft handover, and the switching that takes place in the described step 103 is called direct-cut operation.As seen, no matter portable terminal is that the soft handover under the BSC has taken place, or the direct-cut operation between the BSC, service MSC is not notified to controlling MSC with location message.Like this, controlling MSC does not get access to mobile location information of terminals under the service MSC, will influence the realization of above-mentioned mobility limit service and legal monitoring business.
Summary of the invention
Technical problem to be solved by this invention provides a kind of method of master control MSC to obtain mobile terminal position of service MSC, with the normal realization of supporting that mobility restriction, the restriction of dynamic position district, Lawful Interception etc. are professional.
For solving the problems of the technologies described above, it is as follows to the invention provides technical scheme:
A kind of method of master control MSC to obtain mobile terminal position of service MSC comprises step:
Portable terminal switches to service MSC from controlling MSC in business procedure;
Portable terminal moves under service MSC, take place BSC down soft handover or the direct-cut operation between the BSC, service MSC sends to controlling MSC with the positional information of portable terminal behind the handoff completion message that receives the BSC transmission.
Above-mentioned method, wherein, service MSC sends to controlling MSC by newly-increased switching position updating message with the positional information of portable terminal.
Above-mentioned method, wherein, described switching position updating message comprises: the positional information of type of message and portable terminal.
Above-mentioned method, wherein, when soft handover took place, portable terminal sent to BSC with positional information by handoff request message; After BSC receives the positional information of portable terminal, described positional information is sent to MSC by handoff completion message.
Above-mentioned method, wherein, when direct-cut operation took place, portable terminal sent to MSC with positional information by handoff request message.
Above-mentioned method, wherein, the positional information of portable terminal comprises: cell/sector information, location area information and switching subsystem positional information.
Above-mentioned method, wherein, portable terminal comprises in business procedure: portable terminal in talking state and portable terminal in ringing condition.
Method of the present invention has been expanded the function under original handoff environment, make controlling MSC can get access to the information after the mobile terminal locations variation under the service MSC, thereby support the operation of some specific transactions (business such as for example mobility restriction, the restriction of dynamic position district, Lawful Interception).
Description of drawings
Fig. 1 is the schematic diagram of portable terminal moving process under MSC;
Fig. 2 is in the method for preferred embodiment of the present invention, and service MSC receives the flow chart of notifying controlling MSC after the soft handover of portable terminal under BSC finished message;
Fig. 3 is in the method for preferred embodiment of the present invention, and service MSC receives portable terminal is notified controlling MSC after the direct-cut operation between the BSC is finished message flow chart.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, describe the present invention below in conjunction with the accompanying drawings and the specific embodiments.
The method of the master control MSC to obtain mobile terminal position of service MSC of preferred embodiment of the present invention comprises the steps:
A, portable terminal switch to service MSC from controlling MSC in business procedure;
In this step, portable terminal is meant in business procedure: portable terminal is in talking state, and perhaps portable terminal is in ringing condition.That is to say that portable terminal is in calling procedure, change has taken place in its position.
B, portable terminal move under service MSC, take place BSC down soft handover or the direct-cut operation between the BSC, service MSC sends to controlling MSC with the positional information of portable terminal behind the handoff completion message that receives the BSC transmission.
The positional information of portable terminal comprises following type: cell/sector information (Cell/Sector), location area information (Location Area) and switching subsystem positional information.
Wherein, service MSC sends to controlling MSC by the switching position updating message (HandoffLocUpdate) that increases newly with the positional information of portable terminal.Described switching position updating message, its structure mainly comprise the positional information (Cell Identifier List) of type of message (Message Type) and portable terminal.
Service MSC also needs to get access to the positional information of portable terminal before controlling MSC sends the switching position updating message.Target cell information in desirable adaptive switched the finishing of the positional information of described portable terminal (HandoffPerformed) message (3GPP2 A.S0014-C), perhaps take from the target cell information in handoff request (Handoff Required) message (3GPP2 A.S0014-C), specific as follows:
When soft handover took place, portable terminal sent to BSC with positional information by handoff request message; After BSC receives the positional information of portable terminal, described positional information is sent to MSC by handoff completion message.When direct-cut operation took place, portable terminal directly sent to MSC by handoff request message with positional information.
Please refer to Fig. 2, in the method for preferred embodiment of the present invention, service MSC receives the flow chart of notifying controlling MSC after the soft handover of portable terminal under BSC finished message, comprises the steps:
Step 201, portable terminal switch to service MSC from controlling MSC in business procedure, the soft handover of portable terminal under BSC finished;
Step 202, BSC send to switch to service MSC and finish (Handoff Performed) message, comprise the positional information of portable terminal in this message;
After step 203, service MSC receive described handoff completion message, find that variation has taken place in the position of portable terminal, then construct the switching position updating message (carrying the positional information of portable terminal) that the present invention increases newly, and send it to controlling MSC.
Please refer to Fig. 3, in the method for preferred embodiment of the present invention, service MSC receives portable terminal is notified controlling MSC after the direct-cut operation between the BSC is finished message flow chart, comprises the steps:
Step 301, portable terminal switch to service MSC from controlling MSC in business procedure, the direct-cut operation of portable terminal between BSC finished, and wherein, before switching, portable terminal also sends to service MSC with its positional information by handoff request message;
Step 302, BSC send to switch to service MSC and finish (Handoff Complete) message;
After step 303, service MSC receive described handoff completion message, find that variation has taken place in the position of portable terminal, then construct the newly-increased switching position updating message (carrying the positional information of portable terminal) of the inventive method, and send it to controlling MSC.
Like this, controlling MSC just can carry out the corresponding business operation according to the positional information of the portable terminal that receives, for example: business such as mobility restriction, the restriction of dynamic position district, Lawful Interception.
Should be noted that at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the spiritual scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (7)
1. the method for a master control MSC to obtain mobile terminal position of service MSC is characterized in that, comprises step:
Portable terminal switches to service MSC from controlling MSC in business procedure;
Portable terminal moves under service MSC, take place BSC down soft handover or the direct-cut operation between the BSC, service MSC sends to controlling MSC with the positional information of portable terminal behind the handoff completion message that receives the BSC transmission.
2. the method for claim 1 is characterized in that:
Service MSC sends to controlling MSC by newly-increased switching position updating message with the positional information of portable terminal.
3. method as claimed in claim 2 is characterized in that:
Described switching position updating message comprises: the positional information of type of message and portable terminal.
4. the method for claim 1 is characterized in that:
When soft handover took place, portable terminal sent to BSC with positional information by handoff request message;
After BSC receives the positional information of portable terminal, described positional information is sent to MSC by handoff completion message.
5. the method for claim 1 is characterized in that:
When direct-cut operation took place, portable terminal sent to MSC with positional information by handoff request message.
6. the method for claim 1 is characterized in that:
The positional information of portable terminal comprises: cell/sector information, location area information and switching subsystem positional information.
7. the method for claim 1 is characterized in that:
Portable terminal comprises in business procedure: portable terminal in talking state and portable terminal in ringing condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101756073A CN101141816B (en) | 2007-10-08 | 2007-10-08 | Method of master control MSC to obtain mobile terminal position of service MSC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101756073A CN101141816B (en) | 2007-10-08 | 2007-10-08 | Method of master control MSC to obtain mobile terminal position of service MSC |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101141816A true CN101141816A (en) | 2008-03-12 |
| CN101141816B CN101141816B (en) | 2010-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101756073A Expired - Fee Related CN101141816B (en) | 2007-10-08 | 2007-10-08 | Method of master control MSC to obtain mobile terminal position of service MSC |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102149151A (en) * | 2011-01-26 | 2011-08-10 | 中兴通讯股份有限公司 | Switching method and base station controller (BSC) |
| CN102405662A (en) * | 2009-04-03 | 2012-04-04 | 华为技术有限公司 | Method, system and mobile switch center for legal listening |
| CN104469718A (en) * | 2013-09-13 | 2015-03-25 | 中兴通讯股份有限公司 | Implementation method and device of call restriction service |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI91345C (en) * | 1992-06-24 | 1994-06-10 | Nokia Mobile Phones Ltd | A method for enhancing handover |
| US6038445A (en) * | 1996-08-19 | 2000-03-14 | Ericsson Inc. | Providing service area dependent subscriber data within a mobile telecommunications network |
| US6535738B1 (en) * | 2000-08-04 | 2003-03-18 | Lucent Technologies Inc. | Method for optimizing a number of communication links |
| US6920326B2 (en) * | 2000-12-05 | 2005-07-19 | Lucent Technologies Inc. | Method and apparatus for restricting call terminations when a mobile unit is roaming |
-
2007
- 2007-10-08 CN CN2007101756073A patent/CN101141816B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102405662A (en) * | 2009-04-03 | 2012-04-04 | 华为技术有限公司 | Method, system and mobile switch center for legal listening |
| CN102405662B (en) * | 2009-04-03 | 2014-06-11 | 华为技术有限公司 | Method, system and mobile switch center for legal listening |
| CN102149151A (en) * | 2011-01-26 | 2011-08-10 | 中兴通讯股份有限公司 | Switching method and base station controller (BSC) |
| CN104469718A (en) * | 2013-09-13 | 2015-03-25 | 中兴通讯股份有限公司 | Implementation method and device of call restriction service |
| CN104469718B (en) * | 2013-09-13 | 2020-06-26 | 中兴通讯股份有限公司 | Method and device for realizing call restriction service |
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| Publication number | Publication date |
|---|---|
| CN101141816B (en) | 2010-06-02 |
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