CN102123418A - Ping-pong handover positioning method based on A-interface signaling - Google Patents
Ping-pong handover positioning method based on A-interface signaling Download PDFInfo
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- CN102123418A CN102123418A CN2011100645135A CN201110064513A CN102123418A CN 102123418 A CN102123418 A CN 102123418A CN 2011100645135 A CN2011100645135 A CN 2011100645135A CN 201110064513 A CN201110064513 A CN 201110064513A CN 102123418 A CN102123418 A CN 102123418A
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Abstract
The invention discloses a ping-pong handover positioning method based on A-interface signaling. The method comprise the following steps: firstly, acquiring A-interface signaling from a GSM (global system for mobile communication) network, generating a CDR (call detail record) through the collection, decoding and correlation analysis by virtue of a server, and adding the CDR to a signaling database; secondly, carrying out correlation analysis on the information in the signaling database so as to obtain statistic analysis results, screening out ping-pong handover cell pairs according to the results, thus obtaining a list of ping-pong handover cells; and finally, ranking the ping-pong handover cells in the list according to the generation times of ping-pong handover, and positioning the locations and areas of the ping-pong handover cells. According to the method, through the analysis on relevant signaling data information during communication, the conditions of ping-pong handover and the cells at which handover practically happens are obtained through statistics, therefore, an operator can timely get information about the conditions of a mobile communication network, the fast positioning of ping-pong handover by network optimization personnel is facilitated, and the optimization efficiency is improved.
Description
Technical field
The invention belongs to moving communicating field, be specifically related to a kind of table tennis and switch localization method based on the A interface signaling.
Background technology
Increase along with mobile communication subscriber quantity, mobile communication carrier more and more payes attention to the satisfaction of user's communication quality, and the anomalous event (single-pass, call drop etc.) in how real-time, comprehensive, the effective assesses user communication process also in time is optimized mobile communications network and seems more and more important.
What switch correspondence is that mobile phone is abandoned former channel, inserts the process of new channel.In the handoff procedure, because the difference of switching type, the signaling of A mouth is also different.For the switching in the BSC (comprising the switching of intra-cell and minizone), only after switching is finished, send Handover Performed (switch and carry out) to MSC by BSC, notify MSC to switch and finish; And the switching between BSC, MSC participates in the overall process of switching, and MSC sends Handover Request (handoff request) to BSC and represents to switch beginning, and BSC finishes to MSC transmission Handover Complete (switching is finished) expression switching.
Switch moment SQI (speech quality index) with variation, influence user's perception to a certain extent, and too much switching can cause the waste of channel resource.In addition, dynamic power control is a kind of important means that we reduce overall interference in the net, and base station and mobile phone all are operated on the lower power level, makes interference whole in the net maintain relatively low level.But when switching generation, maximum all can instantaneously be mentioned with transmitting power in mobile phone and base station, need carry out power control again.If table tennis switches a lot, the overall interference in the net will increase so.Therefore how in real time, comprehensively, effectively find the table tennis switching problem in the user's communication process, and in time mobile communications network is optimized and seems more and more important.
In existing technology, the method that does not also have at present a kind of good table tennis to switch, and the analytical method that traditional table tennis switches need be carried out a large amount of testings, this method need be carried out a large amount of test calls, this mode is difficult to accurate orientation problem place, efficient is lower, and is subject to the influence of testing personnel subjective condition.
Summary of the invention
At the defective that exists in the prior art, the purpose of this invention is to provide a kind of table tennis and switch localization method based on the A interface signaling, assess the table tennis switching problem in the communication process by this method in real time, effectively, rationally the arrangement personnel carry out the network optimization.
For reaching above purpose, the technical solution used in the present invention is: a kind of table tennis based on the A interface signaling switches localization method, may further comprise the steps:
(1) gather the signaling of A interface in the GSM network, by server collect, decoding, association analysis generate call detail record CDR, and add in the signaling data storehouse;
(2) information in the signaling data storehouse is carried out association analysis, obtain statistic analysis result;
(3) according to statistic analysis result, it is right that combing goes out the whole network table tennis switching cell, the switching cell that obtains rattling tabulation;
(4) number of times that occurs according to the table tennis switching is tabulated to switching cell and is carried out rank, the position and the zone of location table tennis switching cell.
Further, aforesaid table tennis switches localization method, and in the step (2), described statistic analysis result comprises air time, Location Area Code LAC, cell ID CI, minizone switching times and switch reasons.
Further, aforesaid table tennis switches localization method, and described table tennis switches and is meant that switching interval between two sub-districts is less than 7 seconds and the absolute number of times that switches repeatedly more than 5 times.
Further, aforesaid table tennis switches localization method, in the step (3), comprises handover source sub-district, Target cell, switching times, table tennis switching times and switch reasons in the described table tennis switching cell tabulation.
Further again, aforesaid table tennis switches localization method, and described table tennis switching cell is meant the origin cell that table tennis switches, i.e. cell-of-origin.
Effect of the present invention is: adopt method of the present invention, the analysis of the relevant signaling data information by based on the user's communication of A interface the time, count situation that table tennis switches in the networking and the sub-district that specifically switches, make operator in time understand the mobile communications network situation, so that may there be the sub-district that table tennis switches in localization process more accurately, be convenient to network optimization personnel and locate fast, improved the efficient of optimizing personnel.
Description of drawings
Fig. 1 is a kind of flow chart that switches localization method based on the table tennis of A interface signaling of the present invention.
Embodiment
Describe the present invention below in conjunction with embodiment and accompanying drawing.
Fig. 1 shows the flow chart that a kind of table tennis based on the A interface signaling of the present invention switches localization method, and this method may further comprise the steps:
Step S11: generate call detail record CDR, and add in the signaling data storehouse;
Gather the signaling of A interface in the GSM network, by server collect, decoding, association analysis generate call detail record CDR, and add in the signaling data storehouse.
The A interface definition is the communication interface between network subsystem (NSS) and base station sub-system (BSS).On system, be exactly the interface between mobile switching centre (MSC) and the base station controller (BSC).The information of this interface transmission comprises travelling carriage management, BTS management, mobile management, connection management etc.
CDR (calling detail records) is a call detail record, and it has described the overall process of call proceeding.The parameter that writes down in CDR comes from original signalling message data, by some important parameters in the record are further analyzed and handled, can provide the basis of analysis for fixed-line telephone network or mobile phone network service.
Step S12: the information in the signaling data storehouse is carried out association analysis;
Information in the signaling data storehouse is carried out association analysis, obtain statistic analysis result.Statistic analysis result comprises air time, Location Area Code LAC, cell ID CI, minizone switching times and switch reasons.
Switch in the positioning analysis at table tennis, signaling message in the selected signaling data storehouse is as shown in table 1, comprising: CM service request (CM service request), Assignment Complete (assignment is finished), Clear Command (clear command), Handover Performed (switch and carry out), Handover Request (handoff request), Handover Complete (switching is finished).After time, the quantity of various signaling messages are passed through association analysis, statisticses such as the number of times that can obtain switching between the sub-district, the time interval.Wherein, signalling point is meant the node in the signaling network, be the originating point of signaling message and point of destination it both can take place and received signal message, also can be from a signaling link to another signaling link tandem signal message, perhaps all carry out two aspects.
Table 1
Step S13: the combing switching cell that goes out to rattle is right, the switching cell that obtains rattling tabulation;
According to statistic analysis result, it is right that combing goes out the whole network table tennis switching cell, obtains the switching cell tabulation.
Wherein, the table tennis switching is meant that switching interval is less than 7 seconds, repeatedly more than 5 times between two sub-districts.As followsly be the handoff procedure of once rattling: A sub-district → B sub-district (" → " representative is switched), B sub-district → A sub-district, A sub-district → B sub-district, B sub-district → A sub-district, A sub-district → B sub-district, B sub-district → A sub-district ... each interval of switching is more than 5 times less than 7 seconds and switching times, then above-mentioned situation is once table tennis switching (absolute number of times), the origin cell (A sub-district) that table tennis switches is table tennis switching cell, i.e. cell-of-origin.
In the tabulation of table tennis switching cell, comprise handover source sub-district, Target cell, switching times, table tennis switching times and switch reasons.
According to the statistics of step S12, we can not only count the general status that all sub-district table tennises switch among MSC, the BSC, comprise handover source sub-district, Target cell, switching times and table tennis switching times, and are as shown in table 2; But also can obtain switch reasons between two sub-districts, as shown in table 3.
| MSC | The cell-of-origin title | The Target cell title | Switch total degree | The table tennis switching times |
| MSC1 | Sub-district-1 | Sub-district-5 | 55 | 8 |
| MSC1 | Sub-district-2 | Sub-district-6 | 20 | 2 |
| MSC1 | Sub-district-3 | Sub-district-7 | 4 | 0 |
| MSC1 | Sub-district-4 | Sub-district-8 | 1 | 0 |
Table 2
| MSC | The cell-of-origin title | The Target cell title | Switch reasons |
| MSC1 | Sub-district-1 | Sub-district-5 | Better?Cell |
| MSC1 | Sub-district-5 | Sub-district-1 | Better?Cell |
| MSC1 | Sub-district-1 | Sub-district-5 | Better?Cell |
| MSC1 | Sub-district-5 | Sub-district-1 | Better?Cell |
| MSC1 | Sub-district-1 | Sub-district-5 | Better?Cell |
| MSC1 | Sub-district-5 | Sub-district-1 | Better?Cell |
| MSC1 | Sub-district-1 | Sub-district-5 | Better?Cell |
Table 3
Step S14: according to switching cell position, handoff list location, table tennis sub-district.
According to the resulting table tennis switching cell tabulation of step S13, the number of times that switches appearance according to rattling is tabulated to switching cell and is carried out rank, just can locate the position and the zone of table tennis switching cell.In the sub-district of listing in table 2, the table 3, thinking to rattle in sub-district-1 and sub-district-5, to switch comparatively serious sub-district right, and further, we orient the geographical position and the distribution of table tennis switching cell in conjunction with the latitude and longitude information of sub-district.
The inventive method is based on the signaling of A interface and carries out association analysis, count each MSC, BSC the situation that table tennis switches takes place, and the sub-district that concrete generation table tennis switches is right, and there is the sub-district of table tennis switching in localization process more fast and accurately.This method just can be assessed the table tennis switching of all sub-districts as long as gather relevant signaling, relevant signaling data information when conversing according to mobile communication subscriber in real time, is effectively assessed the problem that table tennis switches in the mobile communication, be not subjected to region and other condition effect, make operator in time understand the mobile communications network situation, rationally the arrangement personnel carry out the network optimization.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technology thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (5)
1. the table tennis based on the A interface signaling switches localization method, may further comprise the steps:
(1) gather the signaling of A interface in the GSM network, by server collect, decoding, association analysis generate call detail record CDR, and add in the signaling data storehouse;
(2) information in the signaling data storehouse is carried out association analysis, obtain statistic analysis result;
(3) according to statistic analysis result, it is right that combing goes out the whole network table tennis switching cell, the switching cell that obtains rattling tabulation;
(4) number of times that occurs according to the table tennis switching is tabulated to switching cell and is carried out rank, the position and the zone of location table tennis switching cell.
2. table tennis as claimed in claim 1 switches localization method, and it is characterized in that: in the step (2), described statistic analysis result comprises air time, Location Area Code LAC, cell ID CI, minizone switching times and switch reasons.
3. table tennis as claimed in claim 1 switches localization method, it is characterized in that: described table tennis switches and is meant that switching interval between two sub-districts is less than 7 seconds and the absolute number of times that switches repeatedly more than 5 times.
4. table tennis as claimed in claim 1 switches localization method, it is characterized in that: in the step (3), comprise handover source sub-district, Target cell, switching times, table tennis switching times and switch reasons in the described table tennis switching cell tabulation.
5. table tennis as claimed in claim 1 switches localization method, it is characterized in that: described table tennis switching cell is meant the origin cell that table tennis switches, i.e. cell-of-origin.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103228018A (en) * | 2013-05-08 | 2013-07-31 | 大唐移动通信设备有限公司 | Ping-pong switching detection device and equipment |
| CN104754666A (en) * | 2013-12-31 | 2015-07-01 | 珠海世纪鼎利通信科技股份有限公司 | Intelligent switchover analysis method and system based on GSM (Global System of Mobile Communication) signaling data |
| CN105744554A (en) * | 2014-12-09 | 2016-07-06 | 中兴通讯股份有限公司 | GSM network switching failure management method and system |
| CN105744543A (en) * | 2014-12-08 | 2016-07-06 | 中兴通讯股份有限公司 | GSM network switch abnormity optimization method and device |
| CN106792925A (en) * | 2015-11-20 | 2017-05-31 | 中国移动通信集团上海有限公司 | A kind of method and device for searching pingpang handoff cell pair |
| CN110582103A (en) * | 2019-09-24 | 2019-12-17 | 广东以诺通讯有限公司 | method, terminal and storage medium for avoiding network ping-pong switching |
| CN110650506A (en) * | 2019-09-26 | 2020-01-03 | 中国联合网络通信集团有限公司 | Artificial intelligent ping-pong switching reason positioning method and device for evolution network |
| CN111132246A (en) * | 2018-11-01 | 2020-05-08 | 中国电信股份有限公司 | Handover method, system, and computer-readable storage medium |
| CN112601262A (en) * | 2020-12-07 | 2021-04-02 | 深圳市佳贤通信设备有限公司 | Method for reducing ping-pong handover between adjacent cells |
| CN114040460A (en) * | 2021-11-23 | 2022-02-11 | 新华三技术有限公司成都分公司 | Ping-pong switching suppression method and device |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103228018A (en) * | 2013-05-08 | 2013-07-31 | 大唐移动通信设备有限公司 | Ping-pong switching detection device and equipment |
| CN104754666A (en) * | 2013-12-31 | 2015-07-01 | 珠海世纪鼎利通信科技股份有限公司 | Intelligent switchover analysis method and system based on GSM (Global System of Mobile Communication) signaling data |
| CN104754666B (en) * | 2013-12-31 | 2019-01-22 | 珠海世纪鼎利科技股份有限公司 | A kind of intelligent analysis of shift method and system based on GSM signaling data |
| CN105744543A (en) * | 2014-12-08 | 2016-07-06 | 中兴通讯股份有限公司 | GSM network switch abnormity optimization method and device |
| CN105744554A (en) * | 2014-12-09 | 2016-07-06 | 中兴通讯股份有限公司 | GSM network switching failure management method and system |
| CN106792925B (en) * | 2015-11-20 | 2019-12-27 | 中国移动通信集团上海有限公司 | Method and device for searching ping-pong handover cell pair |
| CN106792925A (en) * | 2015-11-20 | 2017-05-31 | 中国移动通信集团上海有限公司 | A kind of method and device for searching pingpang handoff cell pair |
| CN111132246A (en) * | 2018-11-01 | 2020-05-08 | 中国电信股份有限公司 | Handover method, system, and computer-readable storage medium |
| CN110582103A (en) * | 2019-09-24 | 2019-12-17 | 广东以诺通讯有限公司 | method, terminal and storage medium for avoiding network ping-pong switching |
| CN110650506A (en) * | 2019-09-26 | 2020-01-03 | 中国联合网络通信集团有限公司 | Artificial intelligent ping-pong switching reason positioning method and device for evolution network |
| CN110650506B (en) * | 2019-09-26 | 2021-08-06 | 中国联合网络通信集团有限公司 | Artificial intelligent ping-pong switching reason positioning method and device for evolution network |
| CN112601262A (en) * | 2020-12-07 | 2021-04-02 | 深圳市佳贤通信设备有限公司 | Method for reducing ping-pong handover between adjacent cells |
| CN114040460A (en) * | 2021-11-23 | 2022-02-11 | 新华三技术有限公司成都分公司 | Ping-pong switching suppression method and device |
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Application publication date: 20110713 |