CN101959222B - Method and system for self-optimizing wireless communication network neighbor list - Google Patents
Method and system for self-optimizing wireless communication network neighbor list Download PDFInfo
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- CN101959222B CN101959222B CN 200910158139 CN200910158139A CN101959222B CN 101959222 B CN101959222 B CN 101959222B CN 200910158139 CN200910158139 CN 200910158139 CN 200910158139 A CN200910158139 A CN 200910158139A CN 101959222 B CN101959222 B CN 101959222B
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Abstract
The invention discloses a method and a system for self-optimizing a wireless communication network neighbor list. The method comprises that: a wireless network controller sends information for triggering neighbor list self-optimization to a network management platform; and the network management platform judges whether to self-optimize a neighbor list according to a parameter of the neighbor list self-optimization, and deletes or increases neighbors according to a judgment result if so. The method and the system effectively solve the problems of missing configuration and redundancy configuration of the neighbors, make the neighbor list automatically converge to the best state in the changeable wireless environment, and can improve the neighbor optimization efficiency, reduce the system construction cost, and improve the system switching performance.
Description
Technical field
The present invention relates to wireless communication field, relate in particular to the method and system of a kind of wireless communication networks Neighboring Cell List self-optimizing.
Background technology
The service continuity that guarantees the mobile subscriber is a basic function of wireless telecommunication system, and the switching of UE Serving cell is the Main Means that guarantees service continuity.
In cell mobile communication systems, UE (User Equipment, travelling carriage, or be called subscriber equipment) will carry out Serving cell and switch and just need to measure the wireless quality of neighbor cell.Because UE measurement capability and the restriction of measuring efficient, UE can simultaneously-measured adjacent area number be limited (such as WCDMA (Wideband Code Division Multiple Access, Wideband Code Division Multiple Access (WCDMA))/LTE (Long Term Evolution, Long Term Evolution) FDD (Frequency Division Duplex, Frequency Division Duplexing (FDD)) in the system, homogeneous-frequency adjacent-domain mostly is 32 most, and the alien frequencies adjacent area mostly is 32 most, and the adjacent area mostly is 32 most between system).Which adjacent area UE specifically measures according to the Neighboring Cell List decision of network side configuration.
There is which adjacent area not only relevant with the minizone distance around certain residential quarter, and closely related with the residing wireless environment in residential quarter.Because wireless environment is intricate, especially the intensive urban area circumstance of skyscraper is difficult to certain residential quarter of definite judgement at the network planning initial stage and should configures which adjacent area.Neighbor cell configuration may surpass the UE measurement capability too much; May leaking very little of neighbor cell configuration configures some adjacent area, affects performance of handoffs.Therefore, the accurate configuration of Neighboring Cell List is very large to the performance impact of wireless network.
Static configuration method is all adopted in being configured in the present routine realization of Neighboring Cell List: network planning engineer carries out adjacent section planning when being exactly networking, and by OMC (Operation MaintenanceController, network management platform) static configuration Neighboring Cell List; In network operation process, network optimization engineer carries out adjacent area leakage configuration and redundant configuration detection, and carries out optimizing neighbor list according to the performance index of network, the variation of service environment.When finding that configuration is leaked in the adjacent area, in Neighboring Cell List, increase the leakage configuring adjacent cell by artificial input method; When finding that neighbor cell configuration is redundant, from Neighboring Cell List, delete redundant adjacent area by the method for artificial output.Wherein, the process need that configuration and redundant configuration detection are leaked in the adjacent area expends a large amount of human and material resources, and wireless environment is the most loaded down with trivial details link in present networking and the optimizing process constantly change the operation process that causes adjacent area leakage configuration and redundant configuration detection often to be accompanied by whole network along with the time.There has been at present the trial of a large amount of Neighborhood Optimization householder methods, but also do not had ripe solution.
Summary of the invention
The technical problem to be solved in the present invention is exactly the problem that configuration and redundant configuration are leaked in the adjacent area in the solution wireless communication networks, proposes the method and system of a kind of wireless communication networks Neighboring Cell List self-optimizing.
In order to solve the problems of the technologies described above, the invention provides the method for a kind of wireless communication networks Neighboring Cell List self-optimizing, comprising:
Radio network controller sends the message of triggering Neighboring Cell List self-optimizing to network management platform;
Described network management platform judges whether to carry out the Neighboring Cell List self-optimizing according to the parameter of Neighboring Cell List self-optimizing, if then according to judged result Neighboring Cell List is deleted the adjacent area or increase the operation of adjacent area.
Further, said method also can have following characteristics:
The message of described triggering Neighboring Cell List self-optimizing comprises that the adjacent area deletion triggers message and the adjacent area increases triggering message;
For the situation of adjacent area redundant configuration, described method specifically comprises:
Radio network controller sends the adjacent area deletion and triggers message to network management platform; Described network management platform selects to trigger in all adjacent areas of current Active Set small area the minimum adjacent area of switching times as target adjacent area to be deleted, judge whether to delete the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if then described target adjacent area to be deleted is deleted from the Neighboring Cell List of current Active Set residential quarter;
Leak the situation of configuration for the adjacent area, described method specifically comprises:
Radio network controller sends the adjacent area increases triggering message to network management platform, and potential switching target small area is informed described network management platform; Described network management platform judges whether to increase the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if then described potential switching target small area is joined in the Neighboring Cell List of current Active Set residential quarter.
Further, said method also can have following characteristics:
When radio network controller found that variation has occured for residential quarter in the current Active Set, whether the adjacent area union number of judging current Active Set small area has surpassed the adjacent area deletion was triggered thresholding, if then send the adjacent area deletion and trigger message to network management platform.
Further, said method also can have following characteristics:
The parameter of described Neighboring Cell List self-optimizing comprises that adjacent-area list renewing sample number thresholding and adjacent area can delete thresholding;
Described network management platform judges whether to delete the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if, then described target adjacent area to be deleted is deleted from the Neighboring Cell List of current Active Set residential quarter, specifically refer to:
If described network management platform judges that the switching times sum that triggers the adjacent area of current Active Set small area is greater than adjacent-area list renewing sample number thresholding, and the switching times that trigger target adjacent area to be deleted can be deleted thresholding less than the adjacent area, then described target adjacent area to be deleted is deleted from the Neighboring Cell List of current Active Set residential quarter.
Further, said method also can have following characteristics:
If described network management platform judges that the switching times sum that triggers the adjacent area of current Active Set small area is greater than adjacent-area list renewing sample number thresholding, and the switching times that trigger target adjacent area to be deleted can be deleted thresholding more than or equal to the adjacent area, then network management platform alarm, current area is in the strong jamming zone, need carry out network coverage optimization.
Further, said method also can have following characteristics:
When radio network controller is measured or is periodically detected the adjacent area and finds that a residential quarter outside the Neighboring Cell List is potential switching target small area by detected set, send the adjacent area and increase triggering message to network management platform, and by increase the identification information that carries switching target small area in the triggering message in described adjacent area, potential switching target small area is informed described network management platform.
Further, said method also can have following characteristics:
The parameter of described Neighboring Cell List self-optimizing comprises that the adjacent area increases the triggering thresholding;
Described network management platform judges whether to increase the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if, then described potential switching target small area is joined in the Neighboring Cell List of current Active Set residential quarter, specifically refer to:
Increase the triggering thresholding if described network management platform is judged the adjacent area union number of current Active Set small area less than the adjacent area, then described potential switching target small area is joined in the Neighboring Cell List of current Active Set residential quarter.
Further, said method also can have following characteristics:
If judging the adjacent area union number of current Active Set small area, described network management platform increases the triggering thresholding more than or equal to the adjacent area, then network management platform alarm, and current area is in the strong jamming zone, need carry out network coverage optimization.
In order to solve the problems of the technologies described above, the present invention also provides the system of a kind of wireless communication networks Neighboring Cell List self-optimizing, comprises radio network controller and network management platform,
Described radio network controller is used for sending the message of triggering Neighboring Cell List self-optimizing to network management platform;
Described network management platform is used for judging whether to carry out the Neighboring Cell List self-optimizing according to the parameter of Neighboring Cell List self-optimizing, if then according to judged result Neighboring Cell List is deleted the adjacent area or increase the operation of adjacent area.
Further, said system also can have following characteristics:
Described radio network controller is further used for sending the adjacent area deletion and triggers message to network management platform; And described radio network controller is further used for sending the adjacent area increases triggering message to network management platform, and potential switching target small area is informed described network management platform;
After described network management platform is further used for receiving described adjacent area deletion triggering message, select to trigger the minimum adjacent area of switching times as target adjacent area to be deleted, judge whether to delete the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if then described target adjacent area to be deleted is deleted from the Neighboring Cell List of current Active Set residential quarter; And, after described network management platform is further used for receiving described adjacent area increase triggering message, judge whether to increase the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if then described potential switching target small area is joined in the Neighboring Cell List of current Active Set residential quarter.
The present invention is directed to adjacent area in the wireless communication networks and leak the method and system that the heavy problem of workload of configuration and redundant configuration detection and optimizing neighbor list has proposed the self-optimizing of a kind of wireless communication networks Neighboring Cell List.The present invention can solve the problem that configuration and redundant configuration are leaked in the adjacent area effectively, so that Neighboring Cell List can converge to optimum state automatically in wireless environment complicated and changeable, can improve Neighborhood Optimization efficient, reduce the system Construction cost, improve system's performance of handoffs.
Description of drawings
Fig. 1 is the situation for the adjacent area redundant configuration, the flow chart of the embodiment of the invention;
Fig. 2 is that the WCDMA system adjacent area that the present invention uses example is deleted flow chart automatically;
Fig. 3 is that the OMC that the present invention uses example carries out adjacent area deletion judgement flow chart;
Fig. 4 is the situation of leaking configuration for the adjacent area, the flow chart of the embodiment of the invention;
Fig. 5 is that the WCDMA system adjacent area that the present invention uses example increases flow chart automatically;
The OMC that Fig. 6 the present invention uses example carries out adjacent area increase judgement flow chart.
Embodiment
In the present invention, by RNC (Radio Network Controller, radio network controller) sends the message of triggering Neighboring Cell List self-optimizing to OMC, OMC judges whether to carry out the Neighboring Cell List self-optimizing according to the parameter of Neighboring Cell List self-optimizing, if then according to judged result Neighboring Cell List is carried out the operation of Neighboring Cell List self-optimizing (deletion adjacent area or increase adjacent area).
Wherein, the message of described triggering Neighboring Cell List self-optimizing comprises that the adjacent area deletion triggers message and the adjacent area increases triggering message;
The parameter of Neighboring Cell List self-optimizing comprises: the adjacent area deletion triggers thresholding DelNbrThreshold, thresholding DelNbrPermittedThreshold, adjacent area increase triggering thresholding AddNbrThreshold, adjacent-area list renewing sample number thresholding SampleThreshold can be deleted in the adjacent area.
The present invention is described in detail below in conjunction with drawings and the specific embodiments.
As shown in Figure 1, for the situation of adjacent area redundant configuration, described method specifically comprises:
Preferably, when RNC finds that variation has occured for residential quarter in the current Active Set, whether the adjacent area union number (being all adjacent area numbers of current Active Set small area) of judging current Active Set small area has surpassed adjacent area deletion triggering thresholding, if then send the adjacent area deletion and trigger message to OMC;
The deletion of described adjacent area triggers the identification information that carries current Active Set small area in the message;
Preferably, OMC adds up the switching times that trigger each adjacent area in the Neighboring Cell List of each residential quarter take the residential quarter as unit, the switching times that the deletion of described adjacent area is triggered all adjacent areas triggerings of the current Active Set small area that comprises in the message sorts, and selects to trigger the minimum adjacent area of switching times as target adjacent area to be deleted;
Preferably, if OMC judges that the switching times sum that triggers the adjacent area of current Active Set small area is greater than adjacent-area list renewing sample number thresholding, and the switching times that trigger target adjacent area to be deleted can be deleted thresholding less than the adjacent area, then described target adjacent area to be deleted is deleted from the Neighboring Cell List of current Active Set residential quarter;
If described OMC judges that the switching times sum that triggers the adjacent area of current Active Set small area is greater than adjacent-area list renewing sample number thresholding, and the switching times that trigger target adjacent area to be deleted can be deleted thresholding more than or equal to the adjacent area, then OMC alarm, current area is in the strong jamming zone, need carry out network coverage optimization.
Such as Fig. 2～shown in Figure 3, use example with one and describe processing procedure for the adjacent area redundant configuration in detail.
Fig. 2 is that the WCDMA system adjacent area that the present invention uses example is deleted flow chart automatically, comprises the steps:
Fig. 3 is that the OMC that the present invention uses example carries out adjacent area deletion judgement flow chart, comprises the steps:
Step 305 is deleted Target cell to be deleted process ends from the Neighboring Cell List of current Active Set residential quarter;
As shown in Figure 4, leak the situation of configuration for the adjacent area, described method specifically comprises:
Preferably, when RNC measured or periodically detects the adjacent area and finds that certain outer residential quarter of Neighboring Cell List is potential switching target small area by detected set, sending the adjacent area increased triggering message to OMC;
Wherein, for the system that supports that detected set is measured, potential switching target small area is exactly the residential quarter of detection trigger collection measurement report; For the system that does not support that detected set is measured, can be by peripheral cell periodically being detected to determine whether potential switching target small area;
Preferably, RNC informs described OMC by increase the identification information that carries potential switching target small area in the triggering message in described adjacent area with potential switching target small area;
Described adjacent area increases triggers the identification information that also carries current Active Set small area in the message;
Preferably, increase the triggering thresholding if described OMC judges the adjacent area union number of current Active Set small area less than the adjacent area, then described potential switching target small area is joined in the Neighboring Cell List of current Active Set residential quarter;
If judging the adjacent area union number of current Active Set small area, described OMC increases the triggering thresholding more than or equal to the adjacent area, then OMC alarm, and current area is in the strong jamming zone, need carry out network coverage optimization.
Such as Fig. 5～shown in Figure 6, use example with one and describe the processing procedure of leaking configuration for the adjacent area in detail.
Fig. 5 is that the WCDMA system adjacent area that the present invention uses example increases flow chart automatically, is exemplified as the example of supporting that the adjacent area increases automatically in the system that detected set measures with this application, comprises the steps:
Step 501, RNC sends detected set to UE and measures the measurement control message of setting up, and the start detection collection is measured;
Step 503 when UE finds that the satisfied measurement in detected set adjacent area (adjacent area outside the Neighboring Cell List) reports rule, reports RNC by measurement report message;
The OMC that Fig. 6 the present invention uses example carries out adjacent area increase judgement flow chart, comprises the steps:
The system of the wireless communication networks Neighboring Cell List self-optimizing of the embodiment of the invention comprises RNC and OMC,
Wherein, described RNC is used for sending the message of triggering Neighboring Cell List self-optimizing to OMC;
Described OMC is used for judging whether to carry out the Neighboring Cell List self-optimizing according to the parameter of Neighboring Cell List self-optimizing, if then according to judged result Neighboring Cell List is deleted the adjacent area or increase the operation of adjacent area.
Specifically,
Described RNC is used for when variation has occured in the residential quarter of finding current Active Set, judges whether the adjacent area union number of current Active Set small area has surpassed adjacent area deletion triggering thresholding, if then send the adjacent area deletion and trigger message to OMC; And RNC is used for sending adjacent area increase triggering message to OMC, and potential switching target small area being informed described OMC when measuring or periodically detecting the adjacent area by detected set and find that the outer residential quarter of Neighboring Cell List is potential switching target small area;
Described OMC comprises: the performance statistic module, judging module and the alarm module that link to each other successively,
Wherein, described performance statistic module is used for adding up as unit take the residential quarter switching times of each adjacent area triggering of Neighboring Cell List of each residential quarter;
Preferably, the Organization of Data of switching times statistics can adopt structure of arrays: Cell[1...MaxCellNum] .NbrList[1...32] .HoNum, wherein, [] expression array is such as Cell[i] .NbrList[j] .HoNum represents the switching times of j adjacent area triggering of cell i; If triggering the residential quarter of switching is the adjacent area of a plurality of residential quarters in the Active Set, to count on simultaneously when then adding up switching times in corresponding a plurality of residential quarters;
After described judging module is used for receiving described adjacent area deletion triggering message, from described performance statistic module, obtain the switching times of all adjacent areas triggerings of current Active Set small area, select to trigger the minimum adjacent area of switching times as target adjacent area to be deleted, judge that the switching times sum that the adjacent area of current Active Set small area triggers is greater than adjacent-area list renewing sample number thresholding, and when the switching times that trigger target adjacent area to be deleted can be deleted thresholding less than the adjacent area, described target adjacent area to be deleted is deleted from the Neighboring Cell List of current Active Set residential quarter; Judge the switching times sum that the adjacent area of current Active Set small area triggers greater than adjacent-area list renewing sample number thresholding, and the switching times that triggers of target adjacent area to be deleted is then notified the alarm module alarm can delete thresholding more than or equal to the adjacent area time; And, after being used for receiving adjacent area increase triggering message, know potential switching target small area, judge that the adjacent area union number of current Active Set small area increases trigger gate in limited time less than the adjacent area, then described potential switching target small area is joined in the Neighboring Cell List of current Active Set residential quarter; The adjacent area union number of judging current Active Set small area increases trigger gate in limited time more than or equal to the adjacent area, then notifies the alarm module alarm;
Described judging module is used for carrying out alarm according to the alarm notification of the judging module that receives, and notifies keeper's current area to be in the strong jamming zone, need carry out network coverage optimization.
The present invention is applicable to WCDMA, CDMA2000, TD-SCDMA (Time-DivisionSynchronization Code Division-Multiple-Access, time division-synchronous many) etc. system, do not support the system of grand diversity, that Active Set small area maximum number is 1 special case, the adjacent area union of Active Set small area is exactly the adjacent area of current area, so the present invention also is applicable to not support the system of grand diversity.
Certainly; the present invention also can have other various embodiments; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (8)
1. the method for wireless communication networks Neighboring Cell List self-optimizing is applied to WCDMA, CDMA2000, TD-SCDMA system, comprising:
Radio network controller sends the message of triggering Neighboring Cell List self-optimizing to network management platform, and the message of described triggering Neighboring Cell List self-optimizing comprises that the adjacent area deletion triggers message and the adjacent area increase triggers message; Wherein, when radio network controller finds that variation has occured current Active Set small area, judge whether the adjacent area union number of current Active Set small area has surpassed adjacent area deletion triggering thresholding, if then send the adjacent area deletion and trigger message to network management platform; When radio network controller is measured or is periodically detected the adjacent area and finds that a residential quarter outside the Neighboring Cell List is potential switching target small area by detected set, send the adjacent area and increase triggering message to network management platform, and by increase the identification information that carries switching target small area in the triggering message in described adjacent area, potential switching target small area is informed described network management platform;
Described network management platform judges whether to carry out the Neighboring Cell List self-optimizing according to the parameter of Neighboring Cell List self-optimizing, if then according to judged result Neighboring Cell List is deleted the adjacent area or increase the operation of adjacent area.
2. the method for claim 1 is characterized in that,
For the situation of adjacent area redundant configuration, described method specifically comprises:
Radio network controller sends the adjacent area deletion and triggers message to network management platform; Described network management platform selects to trigger in all adjacent areas of current Active Set small area the minimum adjacent area of switching times as target adjacent area to be deleted, judge whether to delete the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if then described target adjacent area to be deleted is deleted from the Neighboring Cell List of current Active Set small area;
Leak the situation of configuration for the adjacent area, described method specifically comprises:
Radio network controller sends the adjacent area increases triggering message to network management platform, and potential switching target small area is informed described network management platform; Described network management platform judges whether to increase the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if then described potential switching target small area is joined in the Neighboring Cell List of current Active Set small area.
3. method as claimed in claim 2 is characterized in that,
The parameter of described Neighboring Cell List self-optimizing comprises that adjacent-area list renewing sample number thresholding and adjacent area can delete thresholding;
Described network management platform judges whether to delete the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if, then described target adjacent area to be deleted is deleted from the Neighboring Cell List of current Active Set small area, specifically refer to:
If described network management platform judges that the switching times sum that triggers the adjacent area of current Active Set small area is greater than adjacent-area list renewing sample number thresholding, and the switching times that trigger target adjacent area to be deleted can be deleted thresholding less than the adjacent area, then described target adjacent area to be deleted is deleted from the Neighboring Cell List of current Active Set small area.
4. method as claimed in claim 3 is characterized in that,
If described network management platform judges that the switching times sum that triggers the adjacent area of current Active Set small area is greater than adjacent-area list renewing sample number thresholding, and the switching times that trigger target adjacent area to be deleted can be deleted thresholding more than or equal to the adjacent area, then network management platform alarm, current area is in the strong jamming zone, need carry out network coverage optimization.
5. method as claimed in claim 2 is characterized in that,
The parameter of described Neighboring Cell List self-optimizing comprises that the adjacent area increases the triggering thresholding;
Described network management platform judges whether to increase the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if, then described potential switching target small area is joined in the Neighboring Cell List of current Active Set small area, specifically refer to:
Increase the triggering thresholding if described network management platform is judged the adjacent area union number of current Active Set small area less than the adjacent area, then described potential switching target small area is joined in the Neighboring Cell List of current Active Set small area.
6. method as claimed in claim 5 is characterized in that,
If judging the adjacent area union number of current Active Set small area, described network management platform increases the triggering thresholding more than or equal to the adjacent area, then network management platform alarm, and current area is in the strong jamming zone, need carry out network coverage optimization.
7. the system of wireless communication networks Neighboring Cell List self-optimizing is applied to WCDMA, CDMA2000, TD-SCDMA system, comprises radio network controller and network management platform, it is characterized in that,
Described radio network controller is used for the message of transmission triggering Neighboring Cell List self-optimizing to network management platform, and the message of described triggering Neighboring Cell List self-optimizing comprises that the adjacent area deletion triggers message and the adjacent area increases triggering message; Wherein, described radio network controller is used for when finding that variation has occured current Active Set small area, whether the adjacent area union number of judging current Active Set small area has surpassed adjacent area deletion triggering thresholding, if then send the adjacent area deletion and trigger message to network management platform; And, described radio network controller is used for a residential quarter when measure or periodically detect adjacent area discovery Neighboring Cell List by detected set outside when being potential switching target small area, sending the adjacent area increases triggering message to network management platform, and potential switching target small area is informed described network management platform;
Described network management platform is used for judging whether to carry out the Neighboring Cell List self-optimizing according to the parameter of Neighboring Cell List self-optimizing, if then according to judged result Neighboring Cell List is deleted the adjacent area or increase the operation of adjacent area.
8. system as claimed in claim 7 is characterized in that,
After described network management platform is further used for receiving described adjacent area deletion triggering message, select to trigger the minimum adjacent area of switching times as target adjacent area to be deleted, judge whether to delete the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if then described target adjacent area to be deleted is deleted from the Neighboring Cell List of current Active Set small area; And, after described network management platform is further used for receiving described adjacent area increase triggering message, judge whether to increase the operation of adjacent area according to the parameter of Neighboring Cell List self-optimizing, if then described potential switching target small area is joined in the Neighboring Cell List of current Active Set small area.
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| CN102958077B (en) * | 2011-08-31 | 2015-05-13 | 普天信息技术研究院有限公司 | Maintaining method for neighbor relation table of same system |
| CN102448128A (en) * | 2011-11-17 | 2012-05-09 | 中兴通讯股份有限公司 | Automatic detecting and adding methods and system for base station, terminal and adjacent region relation |
| CN103188741B (en) * | 2011-12-29 | 2018-03-02 | 中兴通讯股份有限公司 | Neighbor cell optimizing method and base station in a kind of mobile communications network |
| CN102595526B (en) * | 2012-02-23 | 2017-12-12 | 盐城中咏投资发展有限公司 | The processing method and base station controller of terminal Neighboring Cell List |
| CN103179584B (en) * | 2013-02-21 | 2015-07-22 | 中兴通讯股份有限公司 | Self-optimizing system and self-optimizing method based on user level service model |
| CN103281722A (en) * | 2013-04-26 | 2013-09-04 | 大唐移动通信设备有限公司 | Method, system and equipment for automatic neighbor relation establishment |
| CN105165066A (en) * | 2013-05-10 | 2015-12-16 | 上海贝尔股份有限公司 | Method for controlling measurement in wireless communications system |
| CN103354647B (en) * | 2013-07-17 | 2017-04-12 | 深圳市网信联动通信技术股份有限公司 | Adjacent cell optimization method in mobile communication system and apparatus thereof |
| EP3070971B1 (en) | 2013-12-12 | 2018-09-19 | Huawei Technologies Co., Ltd. | Method and device for optimizing neighbour relation |
| CN105578443A (en) * | 2014-10-09 | 2016-05-11 | 中兴通讯股份有限公司 | Neighbor cell maintenance method and neighbor cell maintenance device |
| CN105792262A (en) * | 2014-12-18 | 2016-07-20 | 深圳市中兴微电子技术有限公司 | Active set maintenance method and terminal |
| CN104640136B (en) * | 2015-01-13 | 2018-06-05 | 中国联合网络通信集团有限公司 | A kind of neighbor cell configuration check method and device |
| CN107920370B (en) * | 2016-10-08 | 2020-09-25 | 中国移动通信有限公司研究院 | Method and device for optimizing neighbor relation |
| CN108322919B (en) * | 2017-01-16 | 2020-05-29 | 大唐移动通信设备有限公司 | Neighbor cell management method and device |
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