CN102984720A - Pilot pollution analysis method and device - Google Patents
Pilot pollution analysis method and device Download PDFInfo
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- CN102984720A CN102984720A CN2011102617337A CN201110261733A CN102984720A CN 102984720 A CN102984720 A CN 102984720A CN 2011102617337 A CN2011102617337 A CN 2011102617337A CN 201110261733 A CN201110261733 A CN 201110261733A CN 102984720 A CN102984720 A CN 102984720A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
- H04L1/0019—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy in which mode-switching is based on a statistical approach
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
Abstract
The invention relates to a pilot pollution analysis method and a device. The pilot pollution analysis method comprises obtaining measurement report data submitted by a user, executing optimized analysis to a pilot pollution area in a grid area with predetermined area according to the measurement report data and a preset pilot pollution severity threshold grade, summing up optimized analysis results of the pilot pollution area, and determining a pilot pollution adjustment strategy by combining with geographic-based display. According to the pilot pollution analysis method and the device, the measurement report (MR) data submitted by the user included in the network is analyzed, the pilot pollution analysis results of an area with a selected time range and a selected network element range or selected area are summed up and presented based on geography, different colors are applied to different severity grade thresholds of pilot pollution, areas subjected to the pilot pollution are marked on a map in an automatic visualization mode, which is close to true feelings of the user included in the network, and network performance and the feelings of the user are effectively improved. A pilot pollution analysis report is output with one click, and therefore analysis working efficiency is greatly improved, and developers are enabled to put more efforts to develop and implement optimum proposals.
Description
Technical field
The present invention relates to the mobile communication technology field, pilot pollution analytical method and device during the RF (radio frequency) that relates in particular to a kind of wireless network optimizes.
Background technology
The network optimization is the key link of wireless network construction and development.After the theory planning of finishing network and actual networking, the network optimization just becomes the important means of lifting network performance and the important content of network operation, also becomes the important component part of future network dilatation and improvement project.
In the process of radio network optimization, it is the prerequisite of other optimizing process that RF optimizes, and good RF optimizes and can lay a solid foundation for the optimization in later stage.In fact, from practical experience, RF optimizes many times more can obtain significant results than wireless parameter optimization.Certainly, because the Different Optimization means are associated with corresponding cost, therefore need to consider various factors in the hope of reaching the final goal that promotes network quality.
Concerning RF optimizes, mainly solve the problems such as pilot pollution that exist in the optimization, particularly network of degree of depth covering in the operation maintenance stage.Pilot pollution refers to that certain test point receives the strong waveguide frequency signal of a plurality of residential quarters (difference is little), and the neither one strong waveguide frequency signal is strong enough to and becomes dominant pilot.The generation of pilot pollution mainly is because the network coverage designs not rationally or do not have according to due to the planning construction, its typical reason comprises the signal distortion that the area covered of high station, annular cloth station, street effect and strong reflector cause etc., only identified the residential quarter and the present position that have pilot pollution zone, the regional interior contaminated residential quarter of pilot pollution in the network and cause pilot pollution, can carry out targetedly RF and optimize and revise.
Because networked users are many, and each networked users is distributed in each corner of network.Traditional DT (Drive Test, drive test) and CQT (Call Quality Test, fixed test), mainly be to test for the ad-hoc location of some building and the main highway section that can pass through, it can not reflect the covering of the whole network, can not reflect that network quality is on the impact of user's impression.
Traditional DT/CQT refers to certain user by the method for CQT and DT, and the local premises that can enter known in the network and current road are tested.The method only can be optimized test to discrete " point " that some is considered in the network and " line " of passing by, rather than the whole network " face " is tested, so can not objectively respond the pilot pollution that exists in the whole wireless network;
In addition, present network analysis software great majority only provide the pilot pollution analysis result to single pilot pollution point, need by the network optimization engineer Optimal coverage zone of each residential quarter to be investigated one by one, for larger commercial network, then need more artificial workload if need obtain satisfied analysis result, reduce undoubtedly operating efficiency, wasted human resources.
Summary of the invention
Main purpose of the present invention is to provide a kind of pilot pollution analytical method and device, is intended to promote network performance, improves user's impression.
In order to achieve the above object, the present invention proposes a kind of pilot pollution analytical method, comprising:
Obtain the measurement report data of reporting of user;
According to described measurement report data and the default serious threshold level of pilot pollution, the pilot pollution district of predetermined area grid region is optimized analysis;
Add up the optimization analysis result in described pilot pollution district and in combination physics and chemistry demonstration, determine pilot pollution adjustment strategy.
Preferably, described according to measurement report data and the default serious threshold level of pilot pollution, the step that the pilot pollution district of predetermined area grid region is optimized analysis comprises:
When judging described pilot pollution district and be serious pilot pollution district according to the default serious threshold level of pilot pollution, according to described measurement report data, the pilot pollution point in the described pilot pollution district is added up contaminated cell list;
According to number of times and ratio and the default district pilots points of contamination ratio thresholding of district pilots points of contamination, count the class of pollution of contaminated residential quarter in the described contaminated cell list;
According to the class of pollution of described contaminated residential quarter, add up successively the residential quarter that produces pilot pollution according to the number of times that produces pilot pollution and ratio.
Preferably, the optimization analysis result in described statistics pilot pollution district and in combination physics and chemistry demonstration, determine that the step of pilot pollution adjustment strategy comprises:
On map, use different colours to play up the residential quarter of contaminated residential quarter in the described pilot pollution district and generation pilot pollution;
Described contaminated residential quarter is connected with dynamic line with the residential quarter that is connected pilot pollution, and in the distance of line mark pilot pollution point with the residential quarter of described contaminated residential quarter and generation pilot pollution;
The signal quality and the intensity that dynamically show each residential quarter with floating frame;
Determine pilot pollution adjustment strategy according to the relevant terrestrial object information of pilot pollution point in the described pilot pollution district.
Preferably, the described step of obtaining the measurement report data of reporting of user also comprises before:
Count and grid zone pilot pollution point ratio according to pilot pollution in the predetermined area grid region, the serious threshold level of described pilot pollution is set.
Preferably, the method also comprises:
According to the report of the analysis-by-synthesis of pre-conditioned generation pilot pollution and presented.
The present invention also proposes a kind of pilot pollution analytical equipment, comprising:
Acquisition module is for the measurement report data of obtaining reporting of user;
Analysis module is used for according to described measurement report data and the default serious threshold level of pilot pollution, and the pilot pollution district of predetermined area grid region is optimized analysis;
The statistical decision module is used for adding up the optimization analysis result in described pilot pollution district and in combination physics and chemistry demonstration, determines pilot pollution adjustment strategy.
Preferably, described analysis module comprises:
The first statistic unit, when being used for judging described pilot pollution district and being serious pilot pollution district according to the default serious threshold level of pilot pollution, according to described measurement report data, the pilot pollution point in the described pilot pollution district is added up contaminated cell list;
The second statistic unit is used for number of times and ratio and default district pilots points of contamination ratio thresholding according to the district pilots points of contamination, counts the class of pollution of contaminated residential quarter in the described contaminated cell list;
The 3rd statistic unit is used for the class of pollution according to described contaminated residential quarter, adds up successively the residential quarter that produces pilot pollution according to the number of times that produces pilot pollution and ratio.
Preferably, described statistical decision module comprises:
The dyeing unit is used for using different colours to play up the residential quarter of contaminated residential quarter in the described pilot pollution district and generation pilot pollution on map;
The mark unit is used for described contaminated residential quarter is connected with dynamic line with the residential quarter that is connected pilot pollution, and in line mark pilot pollution point and the distance of described contaminated residential quarter with the residential quarter that produces pilot pollution;
Display unit is for the signal quality and the intensity that dynamically show each residential quarter with floating frame;
Decision package is used for determining pilot pollution adjustment strategy according to the relevant terrestrial object information of pilot pollution point in the described pilot pollution district.
Preferably, this device also comprises:
Module is set, is used for counting and grid zone pilot pollution point ratio according to pilot pollution in the predetermined area grid region, the serious threshold level of described pilot pollution is set.
Preferably, this device also comprises the report generation module, for reporting according to the analysis-by-synthesis of pre-conditioned generation pilot pollution and being presented.
A kind of pilot pollution analytical method and device that the present invention proposes, the MR data that report by analyzing networked users, pilot pollution contamination analysis result in seclected time scope and network element scope (the whole network/RNC/NodeB/cell group) or the surface area is added up, and ground physics and chemistry presents, wherein the different menace level thresholdings of pilot pollution being arranged different colours plays up, indicate the zone that has pilot pollution at map to automatic visualization, and intuitively show the residential quarter that pilot pollution in the pilot pollution district is serious and the residential quarter that this residential quarter is produced pilot pollution with the mode of line, can identify fast the whole network pilot pollution zone, data by reporting of user are to the pilot pollution zone order of severity, objective evaluation is carried out in the residential quarter of contaminated residential quarter and generation pilot pollution, press close to networked users' sense of reality, can promote timely and effectively network performance, improve user impression, and provide high-quality service for networked users; By one-touch output pilot pollution analysis report, greatly improve the efficient of analytical work, make the developer have more energy to put into formulation and the enforcement of prioritization scheme.
Description of drawings
Fig. 1 is pilot pollution analytical method one embodiment schematic flow sheet of the present invention;
Fig. 2 be among pilot pollution analytical method one embodiment of the present invention according to measurement report data and the default serious threshold level of pilot pollution, the pilot pollution district of predetermined area grid region is optimized the schematic flow sheet of analysis;
Fig. 3 is optimization analysis result and the in combination physics and chemistry demonstration in statistics pilot pollution district among pilot pollution analytical method one embodiment of the present invention, determines the schematic flow sheet of pilot pollution adjustment strategy;
Fig. 4 is another embodiment schematic flow sheet of pilot pollution analytical method of the present invention;
Fig. 5 is the structural representation of pilot pollution analytical equipment one embodiment of the present invention;
Fig. 6 is the structural representation of analysis module among pilot pollution analytical equipment one embodiment of the present invention;
Fig. 7 is the structural representation of statistical decision module among pilot pollution analytical equipment one embodiment of the present invention;
Fig. 8 is the structural representation of another embodiment of pilot pollution analytical equipment of the present invention.
In order to make technical scheme of the present invention clearer, clear, be described in further detail below in conjunction with accompanying drawing.
Embodiment
Solution for embodiment of the invention mainly is: MR (drive test) data that report by analyzing networked users, indicate the zone that has pilot pollution at map to automatic visualization, and intuitively show the residential quarter that pilot pollution in the pilot pollution district is serious and the residential quarter that this residential quarter is produced pilot pollution with the mode of line, press close to networked users' sense of reality, can promote timely and effectively network performance, improve user's impression.
The present invention can identify and estimate its order of severity automatically to the pilot pollution in the wireless network, has provided simultaneously the mode that recognition result is played up; The inventive method is all applicable to most of wireless network standard.When concrete the application, only need replace relevant concept element is that specific standard gets final product.As to WCDMA (Wideband Code Division Multiple Access, Wideband Code Division Multiple Access (WCDMA)) scrambler of network, it corresponds to the PN code in CDMA (Code Division Multiple Access, code division multiple access), below set forth as an example of WCDMA example.
As shown in Figure 1, one embodiment of the invention proposes a kind of pilot pollution analytical method, comprising:
Step S101 obtains the measurement report data of reporting of user;
In order to solve traditional C QT and DT pilot pollution quantity and the order of severity that the whole network exists lacked automatic decision, and can not cover the problem of user's use scenes, the present invention takes full advantage of the MR data of reporting of user in the network, identify the pilot pollution that the whole network exists, so as to the whole network pilot pollution zone, produce pilot pollution residential quarter, contaminated residential quarter and the contaminated order of severity is located fast and the optimization analysis of pilot pollution.
Wherein, the MR data of reporting of user are aggregated on the single-board server by affiliated RNC, and acquisition subsystem is by the MR data of each RNC report of user of mode automatic acquisition of FTP, and data collection point sees also shown in the following table 1.
| Polluted Cell | 356_13731_95 |
| Count | 85 |
| Pollutant Cell1 | 351_23911_321 |
| Count1 | 83 |
| Ratio1 | 97.65％ |
| Pollutant Cell2 | 356_13711_93 |
| Count2 | 82 |
| Ratio2 | 96.47％ |
| Pollutant Cell3 | 356_20721_28 |
| Count3 | 82 |
| Ratio3 | 96.47％ |
| Pollutant Cell4 | 356_13721_94 |
| Count4 | 79 |
| Ratio4 | 92.94％ |
| Pollutant Cell5 | 351_23931_323 |
| Count5 | 40 |
| Ratio5 | 47.06％ |
| Pollutant Cell6 | 356_20731_29 |
| Count6 | 23 |
| Ratio6 | 27.06％ |
Table 1
Step S102 according to measurement report data and the default serious threshold level of pilot pollution, is optimized analysis to the pilot pollution district of predetermined area grid region;
Wherein, the predetermined area grid region can be the statistical regions take the 100m*100m grid region as unit, this statistical regions can be the selected scope subject area of predetermined residential quarter/RNC (Radio Network Controller, radio network controller)/carrier frequency/the whole network.Afterwards, whether be that the pilot pollution zone is judged to statistical regions.
Need to introduce the definition of the residential quarter of pilot pollution appraisal procedure, pilot pollution district judgment rule, contaminated residential quarter and generation pilot pollution to the judgement of pilot pollution, and the judgment rule of pilot pollution point.
Wherein, contaminated residential quarter is defined as: best Serving cell; The residential quarter of generation pilot pollution is defined as the interior residential quarter of homogeneous-frequency adjacent-domain tabulation except best Serving cell, according to existing protocol, and 6 of co-frequency cell coexistences, therefore, the interior residential quarter of homogeneous-frequency adjacent-domain tabulation except best Serving cell should be less than or equal to 5.
Simultaneously, define following parameter:
Pilot pollution is counted: the MR point sum that refers to satisfy in the grid pilot pollution;
Grid zone pilot pollution point ratio: refer to that the interior total MR of MR point/grid that satisfies pilot pollution in (100m*100m) grid counts).
The number of times of district pilots points of contamination and ratio: the contaminated number of times in a certain residential quarter in the grid/(100m*100m) the interior pilot pollution point of grid is total.
The judgment rule of above-mentioned pilot pollution point is used for weighing each statistical regions and whether has the pilot pollution point.Simultaneously, the judgment rule in pilot pollution appraisal procedure, pilot pollution district need to be introduced two ratio thresholdings, and one of them is pilot pollution point ratio thresholding, when the number of certain regional pilot pollution point and ratio surpass predetermined thresholding, think that then there is pilot pollution in this zone, i.e. the pilot pollution district; Another is district pilots points of contamination ratio thresholding, and the ratio that accounts for total number when the predetermined contaminated number of samples in certain residential quarter thinks that then this residential quarter has produced pilot pollution during greater than this ratio thresholding.
In addition, for the consideration that more becomes more meticulous, can introduce more factor, weigh the order of severity that each has produced pilot pollution.The number of pilot pollution sample point, contaminated residential quarter and produce the residential quarter of pilot pollution, contaminated residential quarter with the position distribution of the minizone that produces pilot pollution, highly, azimuth angle of pitch, distance etc., all be in pilot pollution identification, to take in.
Also be set with in advance to weigh the serious threshold level of pilot pollution of the seriously polluted degree in each pilot pollution district in the present embodiment.The serious threshold level of this pilot pollution can the 100m*100m grid region be unit, according to the zone in pilot pollution count and grid zone pilot pollution point ratio arrange, such as can be set to serious (A), serious (B), general (C), wouldn't process (D) etc., and the chromatogram that different colours is set is distinguished.The serious threshold level of above-mentioned pilot pollution sets in advance and is kept at this locality, in use, directly obtains from this locality and need not interim setting.It arranges and can be finished by the system of present embodiment method operation, is sent to local the preservation after also can being arranged by other network elements.
According to the pilot pollution point ratio thresholding of measurement report data and setting, judge whether selected 100m*100m grid region is the pilot pollution district; Then, according to measurement report data and the default serious threshold level of pilot pollution, determine the priority that each pilot pollution district optimizes, finish the pilot pollution assessment in the pilot pollution district of 100m*100m grid region and optimize analysis.Be that the pilot pollution district of menace level analyzes automatically for judged result, the seriously polluted grade according to the pilot pollution district is optimized analysis one by one afterwards.
At first, the pilot pollution point in the pilot pollution district counts whole contaminated cell lists according to best Serving cell (contaminated residential quarter); Then, count the cell list that produces pilot pollution according to the tabulation of the homogeneous-frequency adjacent-domain except best Serving cell (being less than or equal to 5) again.
According to the number of times of the district pilots points of contamination ratio thresholding of setting and district pilots pollution and the class of pollution that ratio is judged each contaminated residential quarter, if the seriously polluted thresholding that the number of times that district pilots pollutes and ratio meet or exceed a setting is judged the serious residential quarter of pilot pollution district internal contamination; Again for these with serious pollution residential quarters, according to the number of times that produces pilot pollution and the residential quarter that the ratio order statistics goes out to produce pilot pollution, and determine to produce the optimization order of the residential quarter of pilot pollution according to statistics.
Step S103, pilot pollution adjustment strategy is determined in the optimization analysis result in statistics pilot pollution district and in combination physics and chemistry demonstration.
Optimization analysis result to the pilot pollution district is added up with EXCEL and in combination physics and chemistry demonstration, the residential quarter of contaminated residential quarter and generation pilot pollution uses different colours to play up, pilot pollution point connects contaminated residential quarter and the residential quarter that produces pilot pollution by the form of dynamic line, and mark pilot pollution point is apart from the distance of each residential quarter on the line; The signal quality and the intensity that dynamically show each residential quarter with floating frame; According to the distance of distance pilot pollution point, have or not block, worker's ginseng information of the terrestrial object information such as azimuth, the angle of pitch and base station height, building on every side and base station determines enforceable scheme.
Afterwards, one by one next stage pilot pollution district is carried out cycle analysis.
As the output to the user, all residential quarters that are designated the zone, pilot pollution point, contaminated residential quarter of pilot pollution and produce pilot pollution of present embodiment all can show with eye-catching color on map; Simultaneously, can show in detail the sample point in selected pilot pollution district, and the residential quarter that connects the pilot pollution residential quarter and produce pilot pollution with line.
In the implementation, as shown in Figure 2, above-mentioned steps S102 comprises:
Step S1021, when judging the pilot pollution district and be serious pilot pollution district according to the default serious threshold level of pilot pollution, according to measurement report data, the pilot pollution point in the pilot pollution district is added up contaminated cell list;
Step S1022 according to number of times and ratio and the default district pilots points of contamination ratio thresholding of district pilots points of contamination, counts the class of pollution of contaminated residential quarter in the contaminated cell list;
Step S1023 according to the class of pollution of contaminated residential quarter, adds up the residential quarter that produces pilot pollution successively according to the number of times that produces pilot pollution and ratio.
As shown in Figure 3, above-mentioned steps S103 comprises:
Step S1031 uses different colours to play up the residential quarter of contaminated residential quarter in the pilot pollution district and generation pilot pollution on map;
Step S1032 connects with the residential quarter that is connected pilot pollution contaminated residential quarter with dynamic line, and in the distance of line mark pilot pollution point with the residential quarter of contaminated residential quarter and generation pilot pollution;
Step S1033 dynamically shows signal quality and the intensity of each residential quarter with floating frame;
Step S1034 determines pilot pollution adjustment strategy according to the relevant terrestrial object information of pilot pollution point in the pilot pollution district.
Its order of severity be identified and be estimated to present embodiment can automatically to the pilot pollution in the wireless network, provided simultaneously the mode that recognition result is played up; The inventive method is all applicable to most of wireless network standard.When concrete the application, only need replace relevant concept element is that specific standard gets final product.Such as the scrambler for the WCDMA network, it corresponds to the PN code in CDMA.
Present embodiment takes full advantage of the mechanism of the reporting measurement reports that user itself has, and is low-cost, realize the automatic detection of pilot pollution expeditiously; And only solved in the existing pilot pollution optimization method that road test data carries out that the pilot pollution analysis efficiency is low, the analysis result that can't provide quantification and the shortcoming that can not objectively respond the pilot pollution of the whole network; MR by each corner of the whole network user reports, and accurately reflects the pilot pollution of the whole network, has promoted network performance, improves user's experience.
As shown in Figure 4, another embodiment of the present invention proposes a kind of pilot pollution analytical method, on the basis of above-described embodiment, also comprises before step S101:
Step S100 counts and grid zone pilot pollution point ratio according to pilot pollution in the predetermined area grid region, and the serious threshold level of pilot pollution is set.
After step S103, also comprise:
Step S104 is according to the report of the analysis-by-synthesis of pre-conditioned generation pilot pollution and presented.
The difference of present embodiment and above-described embodiment is, in the present embodiment, count and grid zone pilot pollution point ratio according to pilot pollution in the predetermined area grid region, the serious threshold level of pilot pollution is set, in order to follow-uply according to the serious threshold level of pilot pollution corresponding pilot pollution district is optimized analysis.
In addition, present embodiment also can be according to user's request, and the time range and the object (residential quarter, RNC, carrier frequency or the whole network) that arrange, generate the analysis-by-synthesis report of pilot pollution, present the pilot pollution overview of region/RNC/ carrier frequency/the whole network comprehensively, make the pilot pollution situation that networked users are timely, get information about the residential quarter, press close to networked users' sense of reality, effectively promote network performance, improved user impression, and provide high-quality service for networked users; By one-touch output pilot pollution analysis report, greatly improve the efficient of analytical work, make the developer have more energy to put into formulation and the enforcement of prioritization scheme.
As shown in Figure 5, one embodiment of the invention proposes a kind of pilot pollution analytical equipment, comprising: acquisition module 501, analysis module 502 and statistical decision module 503, wherein:
In order to solve traditional C QT and DT pilot pollution quantity and the order of severity that the whole network exists lacked automatic decision, and can not cover the problem of user's use scenes, present embodiment takes full advantage of the MR data of reporting of user in the network, identify the pilot pollution that the whole network exists, so as to the whole network pilot pollution zone, produce pilot pollution residential quarter, contaminated residential quarter and the contaminated order of severity is located fast and the optimization analysis of pilot pollution.
Wherein, the MR data of reporting of user are aggregated on the single-board server by affiliated RNC, and acquisition module 501 is by the MR data of acquisition subsystem with each RNC report of user of mode automatic acquisition of FTP, and data collection point sees also shown in the table 1.
The predetermined area grid region can be the statistical regions take the 100m*100m grid region as unit, and this statistical regions can be the selected scope subject area of predetermined residential quarter/RNC/ carrier frequency/the whole network.Afterwards, whether 502 pairs of statistical regions of analysis module are that judgement is analyzed in the pilot pollution zone.
Need to introduce the definition of the residential quarter of pilot pollution appraisal procedure, pilot pollution district judgment rule, contaminated residential quarter and generation pilot pollution to the judgement of pilot pollution, and the judgment rule of pilot pollution point.
Wherein, contaminated residential quarter is defined as: best Serving cell; The residential quarter of generation pilot pollution is defined as the interior residential quarter of homogeneous-frequency adjacent-domain tabulation except best Serving cell, according to existing protocol, and 6 of co-frequency cell coexistences, therefore, the interior residential quarter of homogeneous-frequency adjacent-domain tabulation except best Serving cell should be less than or equal to 5.
Simultaneously, define following parameter:
Pilot pollution is counted: the MR point sum that refers to satisfy in the grid pilot pollution;
Grid zone pilot pollution point ratio: refer to that the interior total MR of MR point/grid that satisfies pilot pollution in (100m*100m) grid counts).
The number of times of district pilots points of contamination and ratio: the contaminated number of times in a certain residential quarter in the grid/(100m*100m) the interior pilot pollution point of grid is total.
The judgment rule of above-mentioned pilot pollution point is used for weighing each statistical regions and whether has the pilot pollution point.Simultaneously, the judgment rule in pilot pollution appraisal procedure, pilot pollution district need to be introduced two ratio thresholdings, and one of them is pilot pollution point ratio thresholding, when the number of certain regional pilot pollution point and ratio surpass predetermined thresholding, think that then there is pilot pollution in this zone, i.e. the pilot pollution district; Another is district pilots points of contamination ratio thresholding, and the ratio that accounts for total number when the predetermined contaminated number of samples in certain residential quarter thinks that then this residential quarter has produced pilot pollution during greater than this ratio thresholding.
In addition, for the consideration that more becomes more meticulous, can introduce more factor, weigh the order of severity that each has produced pilot pollution.The number of pilot pollution sample point, contaminated residential quarter and produce the residential quarter of pilot pollution, contaminated residential quarter with the position distribution of the minizone that produces pilot pollution, highly, azimuth angle of pitch, distance etc., all be in pilot pollution identification, to take in.
Also be set with in advance to weigh the serious threshold level of pilot pollution of the seriously polluted degree in each pilot pollution district in the present embodiment.The serious threshold level of this pilot pollution can the 100m*100m grid region be unit, according to the zone in pilot pollution count and grid zone pilot pollution point ratio arrange, such as can be set to serious (A), serious (B), general (C), wouldn't process (D) etc., and the chromatogram that different colours is set is distinguished.The serious threshold level of above-mentioned pilot pollution sets in advance and is kept at this locality, in use, directly obtains from this locality and need not interim setting.It arranges and can be finished by the system of present embodiment method operation, is sent to local the preservation after also can being arranged by other network elements.
According to the pilot pollution point ratio thresholding of measurement report data and setting, judge whether selected 100m*100m grid region is the pilot pollution district; Then, according to measurement report data and the default serious threshold level of pilot pollution, determine the priority that each pilot pollution district optimizes, finish the pilot pollution assessment in the pilot pollution district of 100m*100m grid region and optimize analysis.Be that the pilot pollution district of menace level analyzes automatically for judged result, the seriously polluted grade according to the pilot pollution district is optimized analysis one by one afterwards.
At first, the pilot pollution point in the pilot pollution district counts whole contaminated cell lists according to best Serving cell (contaminated residential quarter); Then, count the cell list that produces pilot pollution according to the tabulation of the homogeneous-frequency adjacent-domain except best Serving cell (being less than or equal to 5) again.
According to the number of times of the district pilots points of contamination ratio thresholding of setting and district pilots pollution and the class of pollution that ratio is judged each contaminated residential quarter, if the seriously polluted thresholding that the number of times that district pilots pollutes and ratio meet or exceed a setting is judged the serious residential quarter of pilot pollution district internal contamination; Again for these with serious pollution residential quarters, according to the number of times that produces pilot pollution and the residential quarter that the ratio order statistics goes out to produce pilot pollution, and determine to produce the optimization order of the residential quarter of pilot pollution according to statistics.
Afterwards, the optimization analysis result in 503 pairs of pilot pollution districts of statistical decision module is with EXCEL statistics and in combination physics and chemistry demonstration, the residential quarter of contaminated residential quarter and generation pilot pollution uses different colours to play up, pilot pollution point connects contaminated residential quarter and the residential quarter that produces pilot pollution by the form of dynamic line, and mark pilot pollution point is apart from the distance of each residential quarter on the line; The signal quality and the intensity that dynamically show each residential quarter with floating frame; According to the distance of distance pilot pollution point, have or not block, worker's ginseng information of the terrestrial object information such as azimuth, the angle of pitch and base station height, building on every side and base station determines enforceable scheme.
Afterwards, one by one next stage pilot pollution district is carried out cycle analysis.
As the output to the user, all residential quarters that are designated the zone, pilot pollution point, contaminated residential quarter of pilot pollution and produce pilot pollution of present embodiment all can show with eye-catching color on map; Simultaneously, can show in detail the sample point in selected pilot pollution district, and the residential quarter that connects the pilot pollution residential quarter and produce pilot pollution with line.
Concrete, as shown in Figure 6, analysis module 502 comprises: the first statistic unit 5021, the second statistic unit 5022 and the 3rd statistic unit 5023, wherein:
The first statistic unit 5021, when being used for judging described pilot pollution district and being serious pilot pollution district according to the default serious threshold level of pilot pollution, according to described measurement report data, the pilot pollution point in the pilot pollution district is added up contaminated cell list;
The second statistic unit 5022 is used for number of times and ratio and default district pilots points of contamination ratio thresholding according to the district pilots points of contamination, counts the class of pollution of contaminated residential quarter in the described contaminated cell list;
The 3rd statistic unit 5023 is used for the class of pollution according to described contaminated residential quarter, adds up successively the residential quarter that produces pilot pollution according to the number of times that produces pilot pollution and ratio.
As shown in Figure 7, statistical decision module 503 comprises: dyeing unit 5031, mark unit 5032, display unit 5033 and decision package 5034, wherein:
As shown in Figure 8, another embodiment of the present invention also proposes a kind of pilot pollution analytical equipment, also comprises on the basis of above-described embodiment:
The difference of present embodiment and above-described embodiment is, present embodiment is counted and grid zone pilot pollution point ratio according to pilot pollution in the predetermined area grid region by module 500 is set, the serious threshold level of pilot pollution is set, so that subsequent analysis module 502 is optimized analysis according to the serious threshold level of pilot pollution to corresponding pilot pollution district.
In addition, present embodiment also can be according to user's request, and the time range and the object (residential quarter, RNC, carrier frequency or the whole network) that arrange, generate the analysis-by-synthesis report of pilot pollution by report generation module 504, the pilot pollution overview that comprehensively presents region/RNC/ carrier frequency/the whole network, make the pilot pollution situation that networked users are timely, get information about the residential quarter, press close to networked users' sense of reality, effectively promoted network performance, improve user impression, and provide high-quality service for networked users; By one-touch output pilot pollution analysis report, greatly improve the efficient of analytical work, make the developer have more energy to put into formulation and the enforcement of prioritization scheme.
Compared to existing technology, prior art is by CQT and DT the local premises that can enter known in the network and current road to be tested, the method only can be optimized test to discrete " point " that some is considered in the network and " line " of passing by, rather than the whole network " face " tested, therefore can not objectively respond the pilot pollution that exists in the whole wireless network, the embodiment of the invention takes full advantage of the MR data of reporting of user in the network, identify the pilot pollution that the whole network exists, because data are from the user, so can objectively respond network condition, and can be reflected in the sense of reality of network users, solve traditional C QT and DT to pilot pollution quantity and the order of severity shortage automatic decision of the existence of the whole network, and can not cover the problem of user's use scenes.The present invention can realize the residential quarter to the whole network pilot pollution zone and pilot pollution residential quarter, generation pilot pollution, and the contaminated order of severity is located fast and effectively, and can according to client's needs, by the Rule of judgment of flexible combination pilot pollution point, satisfy client's needs.
Simultaneously, the present invention can be according to statistic analysis result or GIS (Geographic Information System, GIS-Geographic Information System) presents, the pilot pollution zone is analyzed, present the order of severity of the color of pilot pollution zone rendering being determined pilot pollution according to GIS; Further confirm the residential quarter that contaminated number of times is maximum in the pilot pollution zone, the residential quarter that generation is polluted, determine to produce position and the number of times that pollutes relatively contaminated residential quarter, residential quarter by the mode that GIS presents, low-cost, realize the automatic detection of pilot pollution expeditiously, promote network performance, improved user's impression.
In addition, existing network analysis software great majority only provide the pilot pollution analysis result to single pilot pollution point, need by the network optimization engineer Optimal coverage zone of each residential quarter to be investigated one by one, for larger commercial network, then need more artificial workload if need obtain satisfied analysis result.Use the automatic identification and evaluation method of pilot pollution proposed by the invention, the MR data that Optimization Software can report by analyzing networked users, indicate the zone that has pilot pollution at map to automatic visualization, and intuitively show the residential quarter that pilot pollution in the pilot pollution district is serious and the residential quarter that this residential quarter is produced pilot tone with the mode of line, with one-touch output pilot pollution analysis report; Greatly improve the efficient of analytical work, allow the exploitation engineer have more energy to put into formulation and the enforcement of prioritization scheme.
The above only is the preferred embodiments of the present invention; be not so limit claim of the present invention; every equivalent structure or flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical field, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. a pilot pollution analytical method is characterized in that, comprising:
Obtain the measurement report data of reporting of user;
According to described measurement report data and the default serious threshold level of pilot pollution, the pilot pollution district of predetermined area grid region is optimized analysis;
Add up the optimization analysis result in described pilot pollution district and in combination physics and chemistry demonstration, determine pilot pollution adjustment strategy.
2. method according to claim 1 is characterized in that, and is described according to measurement report data and the default serious threshold level of pilot pollution, and the step that the pilot pollution district of predetermined area grid region is optimized analysis comprises:
When judging described pilot pollution district and be serious pilot pollution district according to the default serious threshold level of pilot pollution, according to described measurement report data, the pilot pollution point in the described pilot pollution district is added up contaminated cell list;
According to number of times and ratio and the default district pilots points of contamination ratio thresholding of district pilots points of contamination, count the class of pollution of contaminated residential quarter in the described contaminated cell list;
According to the class of pollution of described contaminated residential quarter, add up successively the residential quarter that produces pilot pollution according to the number of times that produces pilot pollution and ratio.
3. method according to claim 1 is characterized in that, the optimization analysis result in described statistics pilot pollution district and in combination physics and chemistry demonstration determine that the step of pilot pollution adjustment strategy comprises:
On map, use different colours to play up the residential quarter of contaminated residential quarter in the described pilot pollution district and generation pilot pollution;
Described contaminated residential quarter is connected with dynamic line with the residential quarter that is connected pilot pollution, and in the distance of line mark pilot pollution point with the residential quarter of described contaminated residential quarter and generation pilot pollution;
The signal quality and the intensity that dynamically show each residential quarter with floating frame;
Determine pilot pollution adjustment strategy according to the relevant terrestrial object information of pilot pollution point in the described pilot pollution district.
4. according to claim 1,2 or 3 described methods, it is characterized in that, also comprise before the step of the described measurement report data of obtaining reporting of user:
Count and grid zone pilot pollution point ratio according to pilot pollution in the predetermined area grid region, the serious threshold level of described pilot pollution is set.
5. method according to claim 4 is characterized in that, also comprises:
According to the report of the analysis-by-synthesis of pre-conditioned generation pilot pollution and presented.
6. a pilot pollution analytical equipment is characterized in that, comprising:
Acquisition module is for the measurement report data of obtaining reporting of user;
Analysis module is used for according to described measurement report data and the default serious threshold level of pilot pollution, and the pilot pollution district of predetermined area grid region is optimized analysis;
The statistical decision module is used for adding up the optimization analysis result in described pilot pollution district and in combination physics and chemistry demonstration, determines pilot pollution adjustment strategy.
7. device according to claim 6 is characterized in that, described analysis module comprises:
The first statistic unit, when being used for judging described pilot pollution district and being serious pilot pollution district according to the default serious threshold level of pilot pollution, according to described measurement report data, the pilot pollution point in the described pilot pollution district is added up contaminated cell list;
The second statistic unit is used for number of times and ratio and default district pilots points of contamination ratio thresholding according to the district pilots points of contamination, counts the class of pollution of contaminated residential quarter in the described contaminated cell list;
The 3rd statistic unit is used for the class of pollution according to described contaminated residential quarter, adds up successively the residential quarter that produces pilot pollution according to the number of times that produces pilot pollution and ratio.
8. device according to claim 6 is characterized in that, described statistical decision module comprises:
The dyeing unit is used for using different colours to play up the residential quarter of contaminated residential quarter in the described pilot pollution district and generation pilot pollution on map;
The mark unit is used for described contaminated residential quarter is connected with dynamic line with the residential quarter that is connected pilot pollution, and in line mark pilot pollution point and the distance of described contaminated residential quarter with the residential quarter that produces pilot pollution;
Display unit is for the signal quality and the intensity that dynamically show each residential quarter with floating frame;
Decision package is used for determining pilot pollution adjustment strategy according to the relevant terrestrial object information of pilot pollution point in the described pilot pollution district.
9. according to claim 6,7 or 8 described devices, it is characterized in that, also comprise:
Module is set, is used for counting and grid zone pilot pollution point ratio according to pilot pollution in the predetermined area grid region, the serious threshold level of described pilot pollution is set.
10. device according to claim 9 is characterized in that, also comprises the report generation module, for reporting according to the analysis-by-synthesis of pre-conditioned generation pilot pollution and being presented.
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| CN201110261733.7A CN102984720B (en) | 2011-09-06 | 2011-09-06 | Pilot pollution analysis method and device |
| PCT/CN2012/077412 WO2013034016A1 (en) | 2011-09-06 | 2012-06-25 | Method and device for analyzing pilot frequency pollution |
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| CN201110261733.7A CN102984720B (en) | 2011-09-06 | 2011-09-06 | Pilot pollution analysis method and device |
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| CN107431589A (en) * | 2015-03-25 | 2017-12-01 | 瑞典爱立信有限公司 | Method and apparatus for handling and distributing uplink pilot |
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| CN109963287B (en) * | 2017-12-26 | 2022-04-01 | 中国移动通信集团湖北有限公司 | Antenna direction angle optimization method, device, equipment and medium |
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Also Published As
| Publication number | Publication date |
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| CN102984720B (en) | 2017-12-22 |
| WO2013034016A1 (en) | 2013-03-14 |
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