CN100589504C - A method for monitoring active events after office switching in call - Google Patents

A method for monitoring active events after office switching in call Download PDF

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Publication number
CN100589504C
CN100589504C CN200710077240A CN200710077240A CN100589504C CN 100589504 C CN100589504 C CN 100589504C CN 200710077240 A CN200710077240 A CN 200710077240A CN 200710077240 A CN200710077240 A CN 200710077240A CN 100589504 C CN100589504 C CN 100589504C
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China
Prior art keywords
mobile switching
switching centre
msc
listening center
targeted customer
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Expired - Fee Related
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CN200710077240A
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CN101123639A (en
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龙天泳
赖慧颖
朱振平
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ZTE Corp
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ZTE Corp
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Abstract

A method for realizing active-event monitoring during a conversation after an inter-exchange handoff, which is applied in the communication technology field, includes the following steps: firstly, anobject user is successfully provided by a monitoring center in a current MSC, and the event and the content of communications are regularly submitted by the current MSC to the monitoring center; secondly, an inter-exchange handoff is initiated by the object user during a conversation, and the position information of a mobile switching center is submitted to the monitoring center after a handoff bythe pre-handoff MSC; thirdly, the object user is successfully provided for the post-handoff MSC by the monitoring center, after the position information of the post-handoff MSC is captured by the monitoring center; and fourthly, the event and the content of communications is regularly submitted to the monitoring center by the post-handoff MSC. The method realizes the monitoring of the active events after the inter-exchange handoff during a conversation, and the invention has advantages of little change to the existing network, and good compatibility, which is simple and easy to be realized.

Description

A kind of realize conversing in the method for monitoring active events after the inter-office switchover
Technical field
The present invention relates to communication technical field, relate in particular to a kind of realize conversing in monitoring active events method after the inter-office switchover.
Background technology
Monitoring service a kind of particular service that to be communication network provide to relevant legal entity based on country and social safety purpose, the listening center equipment that requires communication network can be in real time targeted customer's life event and dialog context to be reported to legal entity's maintenance.
Under the normal condition, when portable terminal or public telecommunication switching network (PSTN-Public SwitchTelecom Network) user are deployed to ensure effective monitoring and control of illegal activities in a certain mobile switching centre (hereinafter to be referred as MSC), all callings through this MSC of this terminal all can be reported to listening center, comprise life event and dialog context.
Fig. 1 is that mobile switching centre reports the flow process of life event and dialog context for the targeted customer in the prior art, and the step that comprises is as follows:
Step 101: listening center is provided with the targeted customer to mobile switching centre, and monitors necessary various parameter;
Step 102: the legitimacy of switching center checking listening center, record object user's monitoring parameter, and return response message to listening center, the indicating target user is provided with success;
Step 103: the targeted customer makes a call, or is exhaled eventually by other users, and switching center is its replay call;
Step 104: mobile switching centre judges that the user is an intercepted user, initiatively reports the calling dependent event to listening center;
Step 105: mobile switching centre exports the dialog context of this calling in real time to listening center;
Step 106: end of calling, mobile switching centre discharges various speech channels and monitor resource;
Step 107: mobile switching centre reports end of call event to listening center.
But, if inter-office switchover takes place in the terminal use in communication process, and this user is only monitored at master office MSC again, so according to the framework that has mobile system now, intra-office soft handover, direct-cut operation that the terminal use is taken place under the MSC of switching office, all be unknown for master office, thereby also just can't give listening center with these incident real-time report by master office.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of realize conversing in monitoring active events method after the inter-office switchover, after this method can realize that the terminal use in communication process inter-office switchover takes place, listening center still can continue to monitor the life event after the switching.
The present invention solves the problems of the technologies described above the technical scheme that is adopted to be:
A kind of realize conversing in monitoring active events method after the inter-office switchover, may further comprise the steps:
A, listening center are provided with targeted customer's success in current mobile switching centre, and current mobile switching centre is normal reported event of listening center and dialog context;
B, targeted customer initiate inter-office switchover in communication process, behind the handover success, described current mobile switching centre reports the inter-office switchover incident to described listening center, and the positional information of back mobile switching centre is switched in report;
After C, described listening center were received this inter-office switchover incident and obtained the position of switching back mobile switching centre, mobile switching centre was provided with this targeted customer and success to described switching back;
Mobile switching centre behind D, the final switching is normal reported event of described listening center and dialog context.
Described method, wherein: the positional information described in the described step B comprises address and this commutation circuit sign of switching back mobile switching centre, and, switch back mobile switching centre finds the targeted customer according to this circuit identifier calling described in the described step C.
Described method, wherein: further comprising the steps of between described step C and the step D: judge whether the targeted customer continues to initiate inter-office switchover, is then to go to step B, otherwise go to step D.
Described method, wherein: described method also comprises step e: behind the end of calling, described listening center selects to delete the data of deploying to ensure effective monitoring and control of illegal activities beyond the mobile switching centre after the final switching as required, or deletes the data of deploying to ensure effective monitoring and control of illegal activities beyond first mobile switching centre.
Described method, wherein: described step D comprises the steps:
Soft handover or the activity of intra-office direct-cut operation take place in D1, targeted customer under the mobile switching centre behind final the switching;
Mobile switching centre behind D2, the final switching is normal reported event of described listening center and dialog context.
Described method, wherein: described steps A comprises following concrete steps:
A1, described listening center are provided with targeted customer's success to current mobile switching centre;
A2, targeted customer make a call or are exhaled eventually by other users, and current mobile switching centre is its replay call;
A3, current mobile switching centre report to described listening center and call out dependent event and output dialog context.
Beneficial effect of the present invention is: the present invention is by the interface parameters between expansion MSC and the listening center, allow listening center obtain the position of switching back MSC automatically, and then MSC is provided with this targeted customer after switching, realized method to the life event monitoring after the generation inter-office switchover in the communication process, the inventive method has the existing network change little, compatible good, and advantage simple, that realize easily.
Description of drawings
Fig. 1 reports the flow chart of life event and dialog context for the targeted customer for mobile switching centre in the prior art;
Fig. 2 switches to the flow chart of reporting events behind the MSC_B from master office MSC_A for targeted customer among the present invention;
Fig. 3 is after the targeted customer switches to MSC_B from MSC_A among the present invention, switches to the flow chart of MSC_C once more;
Fig. 4 is the inventive method flow chart.
Embodiment
With embodiment the present invention is described in further detail with reference to the accompanying drawings below:
The inventive method is mutual by mobile switching centre and listening center before switching, thereby obtains the positional information of switching back mobile switching centre, realizes that further the life event of follow-up switching office reports.As shown in Figure 4, the inventive method comprises the steps:
Step 401, listening center are provided with targeted customer's success in current mobile switching centre (first), and current mobile switching centre is normal reported event of listening center and dialog context;
Step 402, targeted customer initiate inter-office switchover in communication process;
Behind step 403, the handover success, current mobile switching centre reports the inter-office switchover incident to listening center, and address and this commutation circuit sign of back mobile switching centre switched in report;
After step 404, described listening center were received this inter-office switchover incident and obtained the position of switching back mobile switching centre, mobile switching centre was provided with this targeted customer and success to described switching back;
Step 405, judge whether the targeted customer continues to initiate inter-office switchover, is then to go to step 403, otherwise go to following step 406.
Mobile switching centre behind step 406, the final switching is normal reported event of described listening center and dialog context.
Behind the end of calling, listening center can select to delete the final switching back mobile switching centre data of deploying to ensure effective monitoring and control of illegal activities in addition as required, or deletes the data of deploying to ensure effective monitoring and control of illegal activities beyond first mobile switching centre.
For example, if first mobile switching centre is MSC_A, mobile switching centre after switching for the first time is MSC_B, mobile switching centre after (also being final) switches for the second time is MSC_C, the targeted customer switches to behind the MSC_B flow process of reporting events from master office MSC_A and schemes as shown in Figure 2, comprises the steps:
Step 201: listening center is provided with targeted customer's success to MSC_A;
Step 202: the targeted customer makes a call, or is exhaled eventually by other users, and MSC_A is its replay call;
Step 203:MSC_A reports the calling dependent event to listening center;
Step 204:MSC_A exports dialog context to listening center;
Step 205: the targeted customer initiates inter-office switchover in communication process, switch to MSC_B from MSC_A;
Step 206:MSC_A reports the inter-office switchover incident to listening center, reports address and this commutation circuit of switching back MSC_B to listening center;
Step 207: the listening center initiatively MSC_B after switching is provided with targeted customer's success;
Step 208: soft handover takes place in the targeted customer under MSC_B, activities such as intra-office direct-cut operation;
Step 209:MSC_B reports the follow-up activities incident to listening center.
If the targeted customer continues to switch to the 3rd MSC_C from second MSC_B, need listening center to deploy to ensure effective monitoring and control of illegal activities again once to the 3rd MSC_C, could realize follow-up life event monitoring under the 3rd MSC_C.After the targeted customer switched to MSC_B from MSC_A, the flow process that switches to MSC_C once more comprised the steps: as shown in Figure 3
Step 301: listening center is provided with targeted customer's success to MSC_A;
Step 302: the targeted customer switches to MSC_B after controlling MSC _ A sets up calling;
Step 303:MSC_A reports the inter-office switchover incident to listening center, reports address and this commutation circuit of switching back MSC_B to listening center;
Step 304: the listening center initiatively MSC_B after switching is provided with targeted customer's success;
Step 305: the targeted customer continues to switch to MSC_C from MSC_B;
Step 306:MSC_B reports the inter-office switchover incident to listening center, reports the address of switching back MSC_C and new commutation circuit to listening center;
Step 307: the listening center initiatively MSC_C after switching is provided with targeted customer's success;
Step 308: soft handover takes place in the targeted customer under MSC_C, activities such as intra-office direct-cut operation;
Step 309:MSC_C reports the follow-up activities incident to listening center.
Listening center can select to delete the MSC_C data of deploying to ensure effective monitoring and control of illegal activities in addition as required, or the data of deploying to ensure effective monitoring and control of illegal activities beyond the deletion MSC_A.
The present invention is on the basis of existing network framework, and the interface by expansion mobile switching centre and listening center has solved the problem that life event can't be monitored after the inter-office switchover.
Be understandable that, for those of ordinary skills, can be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof, and all these changes or replacement all should belong to the protection range of the appended claim of the present invention.

Claims (5)

1, a kind of realize conversing in monitoring active events method after the inter-office switchover, may further comprise the steps:
A, listening center are provided with targeted customer's success in current mobile switching centre, and current mobile switching centre is normal reported event of listening center and dialog context;
B, targeted customer initiate inter-office switchover in communication process, behind the handover success, described current mobile switching centre reports the inter-office switchover incident to described listening center, and the positional information of back mobile switching centre is switched in report;
After C, described listening center were received this inter-office switchover incident and obtained the position of switching back mobile switching centre, mobile switching centre was provided with this targeted customer and success to described switching back;
Mobile switching centre behind D, the final switching is normal reported event of described listening center and dialog context,
Wherein, the positional information described in the described step B comprises address and this commutation circuit sign of switching back mobile switching centre, and, switch back mobile switching centre finds the targeted customer according to this circuit identifier calling described in the described step C.
2, method according to claim 1 is characterized in that: further comprising the steps of between described step C and the step D: judge whether the targeted customer continues to initiate inter-office switchover, is then to go to step B, otherwise go to step D.
3, method according to claim 2, it is characterized in that: described method also comprises step e: behind the end of calling, described listening center selects to delete the data of deploying to ensure effective monitoring and control of illegal activities beyond the mobile switching centre after the final switching as required, or deletes the data of deploying to ensure effective monitoring and control of illegal activities beyond first mobile switching centre.
4, method according to claim 2 is characterized in that: described step D comprises the steps:
Soft handover or the activity of intra-office direct-cut operation take place in D1, targeted customer under the mobile switching centre behind final the switching;
Mobile switching centre behind D2, the final switching is normal reported event of described listening center and dialog context.
5, method according to claim 1 is characterized in that: described steps A comprises following concrete steps:
A1, described listening center are provided with targeted customer's success to current mobile switching centre;
A2, targeted customer make a call or are exhaled eventually by other users, and current mobile switching centre is its replay call;
A3, current mobile switching centre report to described listening center and call out dependent event and output dialog context.
CN200710077240A 2007-09-18 2007-09-18 A method for monitoring active events after office switching in call Expired - Fee Related CN100589504C (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN200710077240A CN100589504C (en) 2007-09-18 2007-09-18 A method for monitoring active events after office switching in call

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CN100589504C true CN100589504C (en) 2010-02-10

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101448280B (en) * 2008-02-20 2010-12-29 中兴通讯股份有限公司 Method for intercepting switch events in WiMAX system
CN101977352A (en) * 2010-10-11 2011-02-16 中兴通讯股份有限公司 Mobile switching center in group calling monitoring and speaker information reporting method thereof
CN103517306B (en) * 2012-06-14 2017-04-12 宏达国际电子股份有限公司 Method of monitoring call state over single radio voice call continuity

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