CN102395136B - Telephone traffic distribution calculation method based on neighbor cell field intensity information and system thereof - Google Patents
Telephone traffic distribution calculation method based on neighbor cell field intensity information and system thereof Download PDFInfo
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Abstract
The invention provides a telephone traffic distribution calculation method based on neighbor cell field intensity information and a system thereof. The method comprises the following steps: A, carrying out meshing on an area to be calculated of telephone traffic distribution, obtaining average filed intensity lists of different antennas received by each grid; B, carrying out clustering on grids in the area to be calculated of telephone traffic distribution, and forming primary service area grid clustering division of different antennas; C, collecting a measurement data report and total telephone traffic data generated by each antenna within a period in the area to be calculated of telephone traffic distribution; D, by utilizing the measurement data report and total telephone traffic data of each antenna, the primary service area grid clustering division, and the average filed intensity list of different antennas received by each grid, calculating telephone traffic distribution of each grid in the area to be calculated. According to the method and the system in the invention, service quality of a mobile communication network is substantially raised, and work efficiency of communication network programming and optimizing personnel are raised.
Description
Technical field
The present invention relates to wireless communication field, relate to a kind of telephone traffic distribution calculation method and system based on adjacent area field intensity information, belong to mobile communication network planning and optimization problem.
Background technology
Current, by mobile communications network telephone traffic, distribute to describe mobile communications network ruuning situation and feature, be the effective ways that improve mobile communication network planning quality and efficiency.Generally speaking, the distribution situation that obtains telephone traffic in area to be planned is key one step in mobile communication network planning and optimization, is also the basis of the network planning.
Higher because calculating the theory analysis difficulty of traffic distribution problem, computation complexity is larger, current document both domestic and external focuses mostly in the traffic location and telephone traffic conversion problem of single travelling carriage (mobile phone), its document of traffic distribution problem and the patent that for magnanimity travelling carriage, form are less, and the words cloth computational methods of formation can be summed up as following two classes:
Prior art one: set up user experience model, delimit different regions, input telephone traffic, user behavior on map, whether be the various parameters such as business or residential quarter by the user of planning system, distribute thereby generate traffic.
Aforesaid way delimited polygonal region by man-machine interface, manual to delimiting different regions, carry out area attribute ，Ru shopping centre, residential quarter etc. are set.At this area people of prediction, flow and work, the laggard jargon business of life characteristic gauge are drawn.This experience for engineering staff is had relatively high expectations, and also inaccuracy of the method for manual defined area, and region is generally larger, and arranging of telephone traffic is more coarse, thereby brings very large error to network simulation.The wireless network planning software of main flow is still adopted telephone traffic analysis function in this way both at home and abroad at present.On the basis of the method, the typical case who has formed some combining geographic information systems applies " determining the method and apparatus that traffic distributes in a kind of network simulation " China Patent No. 200810104660.9 that ，Ru China Mobile Communication Group Design Institute Co., Ltd. proposes.The key elements such as the feature of above-mentioned patent is the traffic density that it has utilized different regions, combining geographic information system have formed traffic distribution in different regions.Obtaining of traffic density has certain subjectivity, and initial data is not measured data.In addition, this patent is mainly used in network performance emulation, and simulation result is that the approximate of real network presented, but not actual presenting.
Prior art two: in wireless network planning system, base station data, propagation model data etc. by input network carry out coverage prediction, by base station data and coverage prediction are combined, form traffic spirogram layer, after convergent-divergent, produce the traffic distribution of the network that will plan.This is the developing direction of following traffic planning application, its feature is: for forming the initial data of traffic distribution, be mainly derived from base station equipment, feature Ji Gai region place personnel work, life behavioral characteristic without careful understanding planning region, can form comparatively objectively traffic distribution map.Domestic typical case applies " a kind of method and system of gridding communication network call distribution " China Patent No. 200810219426.0 that ，Ru Guangdong mobile communication Co., Ltd proposes at present.The feature of above-mentioned patent is to become behind net region map is discrete, utilizes NCS data, the geography information key element that base station controller provides to carry out telephone traffic distribution.Different geographic elements, as road, building, greenery patches etc., the telephone traffic of distribution is set different assigning weight, but the setting of weight needs certain experience and has subjectivity.
This patent also belongs to Equations of The Second Kind method, but be with patent 200810219426.0 differences the objectivity that this patent distributes in order to embody traffic, accuracy has abandoned most of patents or document carries out by geographic element the link that traffic distributes and calculates, but region mode cluster is carried out in the list that takes full advantage of each adjacent area antenna field intensity in the mobile phone for measuring data report that base station controller provides, distribute on this basis telephone traffic in different mode division, the difference of each grid field intensity in reuse mode division, the telephone traffic that pattern clustering is assigned to is meticulous being distributed in each grid further, in whole traffic distribution process, without artificial subjectivity, determine any allocation of parameters, guaranteed the objectivity that traffic distributes, accuracy.In addition, the inventive principle model of this patent can guarantee that the telephone traffic jumping characteristic before adjacent two grids is little, meets the traffic actual conditions under mobile communications network running status.
In addition, " based on GIS telephone traffic distribution rendering method and system " China Patent No. 200910243047.X that Divine Land, Beijing Tai Yue software limited company proposes also relates to the method that base station call amount distributes, but the method mainly depends on generalized information system carries out traffic distribution estimation, do not utilize mobile phone to report all kinds of measured datas of base station, have obviously different from this patent.Cannot accomplish objective, traffic distribution exactly.
Summary of the invention
Technology of the present invention is dealt with problems: overcome the deficiencies in the prior art, a kind of telephone traffic distribution calculation method and system based on adjacent area field intensity information is provided, the method and system can obtain the telephone traffic distribution map of section preset time, can access wireless network accurately at a time between the telephone traffic distribution situation of section.
The technology of the present invention solution: a kind of telephone traffic distribution calculation method based on adjacent area field intensity information, performing step is as follows:
Step S01: the telephone traffic regional network to be calculated that distributes is formatted, obtain the average field-strength list of the received different antennae of each grid;
Step S02: utilize the average field-strength list of different antennae in each grid, the grid that telephone traffic is distributed in region to be calculated carries out cluster, the primary service area Grid Clustering that forms different antennae is divided;
Step S03: gather the telephone traffic measurement data that under certain period, each antenna generates in region to be calculated that distributes and report and total traffic data;
Step S04: utilize the average field-strength list of the measurement data report of each antenna and total traffic thereof, primary service area Grid Clustering is divided, each grid is received different antennae to calculate the telephone traffic distribution situation of each grid in region to be calculated.
In described step S01, the average field-strength list of the different antennae that each grid is received comprises that each grid received different antennae average field-strength sequence rear formation antenna identification list and this antenna identify corresponding average field-strength value.
In described step S04, utilize the measurement data report of each antenna and total traffic thereof, primary service area Grid Clustering to divide to calculate the telephone traffic that should the distribute size of each Grid Clustering in dividing; In each clustering, the telephone traffic that generates this grid according to each grid field intensity list assigns weight, and the telephone traffic of each clustering is distributed to each grid by each mesh Weight in it.
Certain period Zhi Yige time period unit in described step S03, comprises one day, early or evening or busy or a certain hour.
In described step S03, the report of described measurement data reports certain neighbor base station that ， base station, base station counts as the statistics of the number of times occurring under a certain field intensity rank order, average field-strength value after having recorded under certain period in certain antenna primary service area each mobile phone for measuring just in use and having formed adjacent area antenna field intensity ranked list.
In described step S02, be further embodied as: utilize the average field-strength value of the periphery antenna recording in each grid in primary service area to sort, record putting in order of these antenna sign, by minute some forced-ventilateds that put in order, the grid at every persistent erection with same antenna sign forms this strong clustering, every strong division can be different, after each strong clustering completes, all each divided by force to stack, form finer telephone traffic and distribute cluster areas.
Computing formula in described step S04 is
ρ wherein
sfor the telephone traffic that each cluster areas s distributes, δ
klfor the conduct k in the measurement data report of each antenna is strong, the number of times counting in l cluster areas division,
be the number of times He，ΩWei community total traffic that measurement data report statistics that the strong all cluster areas of k are divided arrives, w
kbe to the strong predefined weighted value of k, according to the average field-strength list of different antennae, provide, high certain of general field intensity value is strong, and its weighted value is high, and low certain of field intensity value is strong, and its weighted value is low.All each strong weighted value sums are 1, that is:
Realize a system for said method, comprise as lower module:
(1) data acquisition module, for gathering measurement data report, traffic data, each grid field strength distribution data of certain antenna in certain time period;
(2) telephone traffic distribution module, utilizes the average field-strength list of the measurement data report of each antenna and total traffic thereof, primary service area Grid Clustering is divided, each grid is received different antennae to calculate the telephone traffic distribution condition of each grid;
(3) start module, for starting the traffic distribution process of next unit interval.
Principle of the present invention: the antenna identification list (α that can obtain the received different antennae average field-strength sequence of each grid by the Mathematical Fitting method in sweep measurement or wireless network planning software on the spot
1, α
2..., α
n) and antenna average field-strength value (β
1, β
2..., β
n) list (only having listed front n herein strong).The last 1 antenna sign α
1identical grid belongs to antenna α
1primary service area, the net region that Fig. 1 convexity chartered steamer profile comprises is antenna α
1primary service area.The mobile communication system such as GSM can be at a time between section gather the measurement data report of each antenna in appointed area, measurement data report has intactly been recorded Duan Nei preset time primary service area α
1the adjacent area antenna as adjacent area the last 1 that interior mobile phone reports (total m the antenna of supposition) identification list (γ
11, γ
12..., γ
1m) and occurrence number (δ
11, δ
12..., δ
1m), the adjacent area antenna identification list (γ reporting as adjacent area the last 2
21, γ
22..., γ
2m) and corresponding occurrence number (δ
21, δ
22..., δ
2m), and the adjacent area antenna identification list (γ reporting by force to adjacent area n
n1, γ
n2..., γ
nm) and corresponding occurrence number (δ
n1, δ
n2..., δ
nm).
It is emphasis of the present invention that the measurement data report that can embody telephone traffic distributed intelligence combines from the different geographical distributing position of each grid in primary service area.Certain antenna primary service area internal traffic distribution calculative strategy can be embodied by following mathematical optimization model:
X wherein
irepresent the telephone traffic that should distribute in i grid in current primary service area; C
klthe strong telephone traffic of k of l the adjacent area in Shi Gai district, obtains after its statistics number data transaction in measurement data is reported; N
klrepresent l the strong cluster areas of adjacent area Gai primary service area k.The target function of model has embodied telephone traffic between adjacent mesh and has distributed maintenance fluctuation minimum as far as possible, there will not be fierce saltus step, meets the traffic actual conditions under mobile communications network running status completely.Constraints has embodied telephone traffic and has distributed the principle that need distribute according to primary service area field intensity Clustering.Generally speaking, the optimal model of the type can utilize lagrange's method of multipliers or Means of Penalty Function Methods to solve.But this class derivation algorithm is because being measured the restriction of data report times of collection, cannot directly obtain traffic data, above-mentioned algorithm is subject to the restriction of the factors such as computational efficiency and calculating scale simultaneously, be not suitable for using in the present invention, therefore the present invention completes telephone traffic by following step and distributes on this model basis, is called " the telephone traffic distribution calculation method based on adjacent area field intensity information " Traffic Distribution Computing Method based on Neighbors ' Field Strength (TDCMNFS):
Telephone traffic is distributed to region to be calculated according to Downtown and suburb divide into several classes's type.Base station, city mainly adopt Pico cell and traffic densely distributed, need to be with compared with fine grid blocks, discretization being carried out in telephone traffic region to be allocated.Base station, suburb adopts microcellulor or macrocellular more, and traffic density is low, can be with compared with coarse grid, discretization being carried out in telephone traffic region to be allocated.Method by the Mathematical Fitting in sweep measurement or wireless network planning software on the spot provides the antenna identification list (α that the received whole antenna average field-strengths of each grid sort from high to low
1, α
2..., α
n) and average field-strength value (β
1, β
2..., β
n) list (only having listed front n herein strong).
At antenna α
1primary service area grid in, the antenna identification list (α that utilizes each grid different antennae average field-strength to sort from high to low
1, α
2..., α
n), successively from adjacent area the last 1 (α
2) to the strong (α of adjacent area n-1
n) carrying out net region cluster, the Grid Clustering of adjacent area the last 1 is divided referring to Fig. 1 (being divided into 6 cluster areas in embodiment), and the cluster areas of adjacent area the last 2 is divided referring to Fig. 2 (being divided into 5 cluster areas in embodiment).The several primary service area clustering result having formed is superposeed, form the some strong stack clusterings of field intensity as shown in Figure 3.
The report of described measurement data recorded under certain period each mobile phone for measuring certain antenna primary service area in and each neighbor base station of reporting as number of times of certain strong appearance, the statistics of average field-strength value.The measurement report of different antennae preset time section by the Abis interface of base station controller, obtained.The total traffic data of each antenna can, by base station controller statistics directly output, if total traffic data occur cannot gathering or occur to lack, can dope by the method for traffic forecast the telephone traffic of each antenna of this period.
For antenna α
1primary service area, by adjacent area the last 1 antenna list (γ in this antenna measurement data report
11, γ
12..., γ
1m), with α
1primary service area in the last the 2 (α of each grid
2) the antenna sign of cluster areas matches, and obtains statistics number (δ corresponding in each cluster areas
11, δ
12..., δ
1m), referring to Tu1Zhong region, divide the statistics number of distributing in Hou Ge cluster district.In like manner can obtain the statistics number in some each the strong cluster areas in 2 Qiang Zhi adjacent areas, adjacent area.The telephone traffic ρ distributing in order to obtain each cluster areas s
s, the computing formula that can be constructed as follows:
w wherein
kfor each strong calculating weight of adjacent area, according to the average field-strength list of different antennae, provide, high certain of general field intensity value is strong, and its weighted value is high, and low certain of field intensity value is strong, and its weighted value is low.All each strong weighted value sums are 1, that is:
ΩWei community total traffic.Consider mobile operator to the order policies of traffic access (in gsm mobile communication system, generally first access indoor station, next accesses GSM1800 station, finally access the feature at GSM900 station) and indoor station exist indoor covering to leak into outdoor problem, the statistics number that can assign in the different ，Dui Gai region of each each grid average field-strength value of cluster areas inner utilization that superposes is carried out smoothly:
the telephone traffic of the adjacent mesh after level and smooth there will not be fierce saltus step, more meets the actual conditions that traffic distributes.G wherein
sfor the grid number in the s of region.W
pfor considering the coupling weight after mean field value information p effect.X
irepresent the telephone traffic that should distribute in i grid in current primary service area.Utilize x
itraffic data, form the traffic distribution amount of each grid in this antenna primary service area.
The present invention also provides a kind of telephone traffic distributed computing system based on adjacent area field intensity information, comprising:
Data acquisition module, for gathering measurement data report, traffic data, each grid field strength distribution data of certain time period internal traffic region to be calculated internal antenna etc.;
Traffic distribution module, region and measurement data report adjacent area the 1st some strong telephone traffic assignment information in Qiang Zhi adjacent area of utilizing primary service area pattern clustering to obtain, the telephone traffic that obtains region to be calculated according to TDCMNFS distributes.
Particularly, also comprise startup module, for starting the telephone traffic distribution calculation procedure of next time period.
Described data acquisition module comprises: measurement data report collecting unit, traffic data collecting unit, grid field strength distribution data acquisition unit.
Described telephone traffic distribution computing module comprises: region clustering unit, cluster areas telephone traffic distribution computing unit.
The invention has the beneficial effects as follows: the present invention is by each antenna primary service area, the Grid Clustering region that structure is affected by different adjacent area antennas, utilize the statistical information of adjacent area different antennae in base station measurement data report, form telephone traffic distribution numerical procedure, and telephone traffic is shared in different cluster areas, and then reallocation telephone traffic enters each grid of cluster areas, the mobile communications network telephone traffic distribution calculation method and the system that form thus, can obtain the telephone traffic distribution map of section preset time, obtain mobile communication network at a time between in section a region to be calculated internal traffic distribute, disclose wireless network at a time between the telephone traffic distribution situation of section, be wireless network planning and Optimized Service better.
Accompanying drawing explanation
The inner cluster areas schematic diagram of Tu1Wei primary service area scope and adjacent area the last 1;
The inner cluster areas schematic diagram of adjacent area the last 2 in Tu2Wei primary service area
Schematic diagram is divided in stack in Tu3Wei primary service area after the common stack of some adjacent areas clustering;
The flow chart of Fig. 4 the invention process wireless traffic amount distribution calculation method;
The structural representation of Fig. 5 the invention process wireless traffic amount distributed computing system;
The detailed structure schematic diagram of Fig. 6 the invention process wireless traffic amount distributed computing system.
Embodiment
For making the present invention easier to understand, the present invention is further elaborated by reference to the accompanying drawings, but embodiment in accompanying drawing does not form any limitation of the invention.
Whether the present invention is first by being that Downtown or suburb are divided into zoning the net regions of different sizes.Algorithm by measurement data report, unit grids field strength distribution data are proposed in to specifications as input content, distributes telephone traffic to each grid cell.In considering identical cluster areas, under the field intensity value situation of change of each grid, the telephone traffic of each grid is carried out smoothly, finally obtaining the telephone traffic distribution situation of each grid in cordless communication network.
Fig. 4 shows the flow chart of the wireless traffic amount distribution calculation method that the embodiment of the present invention provides, and the method comprises the following steps:
Step S01: the telephone traffic regional network to be calculated that distributes is formatted, obtain the average field-strength list of the received different antennae of each grid.
Described grid, comprises this grid overall situation numbering and adjacent area antenna sign and the list of field intensity mean value; Unit grids fineness degree can be according to 1) Downtown, suburb etc. classify, with meticulous, etc. size cover Downtowns as 5 meters * 5 meters grids; 2) with thick, cover suburbs as 15 meters * 15 meters grids.The antenna for base station average field-strength signal of described each grid is to obtain by two kinds of approach, 1) by the mode of frequency sweep on the spot, obtain, sweep generator can obtain title and the average field-strength value list of 10-20 antenna receiving under certain position (this position can by discretization to certain concrete grid), and field intensity value is selected front 6 antennas sign and the average field-strength value lists that can regard as this grid from big to small; 2) by the mathematical method in wireless network planning Optimization Software, some discrete field survey data are carried out to data fitting, obtain antenna sign and the field intensity value list of each grid.
Step S02: utilize the average field-strength list of different antennae in each grid, the grid that telephone traffic is distributed in region to be calculated carries out cluster, the primary service area Grid Clustering that forms different antennae is divided;
Described region clustering is as follows: determining the current antenna sign that will calculate, after TX1, according to the antenna field intensity height sorted lists in grid, search the grid that all the last one antennas are designated TX1, these grids have formed antenna TX1 primary service area (referring to peripheral convex closure Curves region in accompanying drawing 1).In the grid of Gai primary service area, the last the 2 antenna grid that name is called NTX6 has 12, can assert that antenna NTX6 influence area is that in Fig. 1 12 are labeled as green grid.The related grid of the last 2 antenna list of other antenna sign has formed the cluster areas of other antenna.Tu1 primary service area has been divided out 6 such cluster areas altogether.In like manner, adjacent area the last 2 (grid field intensity list the last 3) to the clustering of primary service area as shown in Figure 2, corresponding geographical position be divided into 16 grids.Fig. 3 has provided the situation after several times field strength pattern stack cluster, and in each stack cluster areas, the field intensity list ordering of each grid is identical, and in different stack cluster areas, the field intensity list of grid is all not identical.In the stack cluster areas in the corresponding geographical position of the present embodiment, there are 9 grids.
Step S03: gather telephone traffic distribute region to be calculated internal antenna at a time the lower measurement data report generating of section and within this time period each antenna total traffic data.
The report of wherein said measurement data has intactly been recorded in certain time period in each antenna primary service area under mobile phone communication state, and each adjacent area antenna (the 1st to maximum the 70th, 80 left and right) is big or small to some strong accumulative total occurrence numbers and average field-strength the last 1.Generally speaking, the mobile communication system such as GSM can gather automatically according to the unit interval measurement data report of each antenna in appointed area.The measurement data report of reading comprises following field: the Cell_ID of Measuring Time Duan， primary service area, and adjacent area BCCH, adjacent area BSIC (BCCH, BSIC can form the title of antenna jointly), and: occurrence number when adjacent area is the last 1 and average field-strength size; Occurrence number when adjacent area is the last 2 and average field-strength size; Occurrence number when adjacent area is the last 3 and average field-strength size; Occurrence number when adjacent area is semi-finals and average field-strength size; Occurrence number when adjacent area is the last 5 and average field-strength size etc.Example for adjacent area the last 1 is as shown in the table, in like manner can obtain other strong form example of adjacent area:
Table 1 measurement data report example
Described traffic data has recorded the telephone traffic of conversing in certain antenna primary service area in unit interval section (unit: Ireland), the mobile communication system such as GSM can gather the distribute traffic data of each antenna in region to be calculated of telephone traffic automatically according to unit interval section.Traffic data comprises: traffic measurement time, Cell_ID, full rate telephone traffic, half rate telephone traffic etc. (half rate traffic generally occurs under special circumstances, does not do traffic distribution and calculates use).
Table 2 antenna traffic data example
Step S04: utilize the average field-strength list of the measurement data report of each antenna and total traffic thereof, primary service area Grid Clustering is divided, each grid is received different antennae to calculate the telephone traffic distribution situation of each grid in region to be calculated.
Telephone traffic distribution calculation method example is as follows: the measurement data report (table 1) of reading antenna TX1.Find its adjacent area the last one and have six adjacent antennas and form, and NTX1 has 15 times, NTX2 and has 20 times, NTX3 and have 35 times, NTX4 and have 50 times, NTX5 and have 60 times, NTX6 and have 70 times.The title of grid adjacent area the last 1 (grid field intensity list the last 2) (amounting to six) in definite primary service area in finding step S02, the statistics number of this adjacent area antenna NTX6 in MR data is marked in this cluster areas for 70 times, and show has statistics number 70 times in these 12 grid geographic areas under this period.Figure notation in Fig. 1 in other each cluster areas all represents the statistics number distribution situation of each adjacent area antenna.The like the statistics number of adjacent area 2 Qiang Zhi adjacent area the last 6 in measurement data report can be distributed in the cluster areas that corresponding adjacent area 2 Qiang Zhi adjacent area the last 6 adjacent area antennas affect.Use formula
the telephone traffic of the cluster areas that superposes distributes and calculates.ΩWei community total traffic, ρ
sfor the telephone traffic that each cluster areas s distributes, δ
klstrong as k in the measurement data report of each antenna, the number of times counting in l cluster areas division,
be the number of times that arrives of measurement data report statistics that the strong all cluster areas of k are divided and.W
kbe to the strong predefined weighted value of k, according to the average field-strength list of different antennae, provide.
In the present embodiment, Fig. 3 has shown the effect after stack cluster areas, for the green stack cluster district demarcated in the calculating chart 3 telephone traffic abundance ρ of totally 9 grids
s, can first determine following data: the 6 layers of cluster areas that superposeed altogether, k=6; Obtain the plan of this primary service area and carry out Ireland, Ω=10 that telephone traffic distributes and calculates; Set the following w of each strong weight coefficient of adjacent area
1=0.3, w
2=0.3, w
3=0.2, w
4=0.1, w
5=0.05, w
6=0.05; The δ that in corresponding region, adjacent area the last one calculated
1s=70,
The rest may be inferred, can calculate the δ of adjacent area 2 Qiang Zhi adjacent area the last 6
2s=30, δ
3s=40, δ
4s=20, δ
5s=50, δ
6s=30;
Finally can calculate these 9 grid co-localization telephone traffics is ρ
s=1.4505 Ireland.Consider mobile operator to the order policies of traffic access (in gsm mobile communication system, generally first access indoor station, next accesses GSM1800 station, finally access the feature at GSM900 station) and indoor station exist indoor covering to leak into outdoor problem, the telephone traffic that can assign to these 9 grids in the difference of the average field-strength value of each cluster areas inner utilization grid that superposes is adjusted:
g wherein
sfor the grid number in the s of region.W
pfor considering the coupling weight after mean field value information p effect.X
irepresent the telephone traffic that should distribute in i grid in current primary service area.Utilize x
itraffic data, form the traffic distribution amount of each grid in this antenna primary service area.Set G
s=9, w
p=1, the telephone traffic of each grid is 0.1612 Ireland thus.Other stack cluster areas of primary service area can be calculated with reference to this example, can obtain thus the telephone traffic of each grid in antenna TX1 primary service area.
Fig. 5 shows the structural representation of a kind of mobile communication telephone traffic distributed computing system corresponding with said method.This system comprises:
The voice network processing module 2 of formatting, is divided into Liang Lei region by the telephone traffic region to be calculated that distributes according to Downtown and suburb, and the little grid large by meticulous grade covers Downtown, with thick grid covering suburb;
Telephone traffic distribution computing module 3, the antenna identification list that utilizes the adjacent area antenna average field-strength in the primary service area grid of given antenna to sort from high to low carries out region clustering ，Jiang primary service area and resolves into some little adjacent area antennas and affect cluster areas.Utilize adjacent area antenna list that adjacent area the last 1 in measurement data report obtain the last 6 that the statistics number in measurement data report and antenna total traffic are distributed and distributed in corresponding stack cluster areas by TDCMNFSF, complete stack cluster areas telephone traffic in unit interval section and distribute and calculate.In each stack this region of cluster areas inner utilization, the different dialogue business amount of each grid field intensity mean value carries out smoothly, avoiding the traffic between adjacent mesh to have larger fluctuation;
Fig. 6 shows the detailed structure schematic diagram of system shown in Fig. 5.
Wherein data acquisition module 1 comprises: measurement data report collecting unit 101, traffic data collecting unit 102, unit grids field strength distribution data acquisition unit 103.
Wherein traffic drafting module 3 comprises: region mode cluster cell 301, cluster areas telephone traffic distribution computing unit 302, telephone traffic smooth unit 303.
Cluster areas telephone traffic distribution computing unit 302, the adjacent area antenna list that utilizes adjacent area the last 1 in measurement data report to obtain the last 6 is distributed to statistics number and antenna total traffic in measurement data report in corresponding cluster areas by the telephone traffic distribution calculation method of TDCMNFS;
The data that unit grids field strength distribution data acquisition unit 103 gathers send gridding processing module 2 to, by it, form the zoning of gridding.The geographic area that gridding processing module 2 completes sends region mode cluster cell 301 to, is formed for the cluster areas that telephone traffic distributes.The cluster areas that MR measurement data acquisition unit 101, traffic data collecting unit 102,Ji unit 301 form passes to cluster areas telephone traffic allocation units 302, calculates the telephone traffic that stack adds cluster zoning.Telephone traffic smooth unit 303 distributes according to the field intensity value of each grid in the cluster areas division of region mode cluster cell 301 and each clustering region of traffic data collecting unit 302, carry out traffic level and smooth, avoid producing traffic larger fluctuation in Tong region, finally obtain the telephone traffic apportioning cost of each grid.
The telephone traffic geographical distribution situation that the present invention can be careful, objectively present the network appointed areas such as GSM; Can also further show the current intelligence that traffic distributes the time is changed.According to the telephone traffic situation of unit interval, unit grids, carry out the network planning and the optimizations such as GSM.The telephone traffic distribution method of appointed area and result also can be used for GSM and TD-SCDMA WCDMA the hybrid network planning such as CDMA2000.
The above is the preferred embodiment of the present invention; certainly can not limit with this interest field of the present invention; should be understood that; for those skilled in the art; under the premise without departing from the principles of the invention; can also make some improvement and change, these improvement and change are also considered as protection scope of the present invention.
Claims (4)
1. the telephone traffic distribution calculation method based on adjacent area field intensity information, is characterized in that performing step is as follows:
Step S01: the telephone traffic regional network to be calculated that distributes is formatted, obtain the average field-strength list of the received different antennae of each grid;
Step S02: utilize the average field-strength list of different antennae in each grid, the grid that telephone traffic is distributed in region to be calculated carries out cluster, the primary service area Grid Clustering that forms different antennae is divided;
Step S03: gather the telephone traffic measurement data that under certain period, each antenna generates in region to be calculated that distributes and report and total traffic data;
Step S04: utilize the average field-strength list of the measurement data report of each antenna and total traffic thereof, primary service area Grid Clustering is divided, each grid is received different antennae to calculate the telephone traffic distribution situation of each grid in region to be calculated
In described step S02, be further embodied as: utilize the average field-strength value of the periphery antenna recording in each grid in primary service area to sort, record the putting in order of antenna sign of described periphery antenna, by minute some forced-ventilateds that put in order, the grid at every persistent erection with same antenna sign forms this strong clustering, every strong division is different, after each strong clustering completes, all each divided by force to stack, form finer telephone traffic and distribute cluster areas;
In described step S03, the report of described measurement data reports certain neighbor base station that ， base station, base station counts as the statistics of the number of times occurring under a certain field intensity rank order, average field-strength value after having recorded under certain period in certain antenna primary service area each mobile phone for measuring just in use and having formed adjacent area antenna field intensity ranked list;
In described step S04, utilize the measurement data report of each antenna and total traffic thereof, primary service area Grid Clustering to divide to calculate the telephone traffic that should the distribute size of each Grid Clustering in dividing; In each clustering, the telephone traffic that generates this grid according to each grid field intensity list assigns weight, and the telephone traffic of each clustering is distributed to each grid by each mesh Weight in it;
Computing formula in described step S04 is
ρ wherein
sfor the telephone traffic that each cluster areas s distributes, δ
klfor the conduct k in the measurement data report of each antenna is strong, the number of times counting in l cluster areas division,
be the number of times He，ΩWei community total traffic that measurement data report statistics that the strong all cluster areas of k are divided arrives, w
kbe to the strong predefined weighted value of k, according to the average field-strength list of different antennae, provide, all each strong weighted value sums are 1, that is:
2. the telephone traffic distribution calculation method based on adjacent area field intensity information according to claim 1, it is characterized in that: in described step S01, the average field-strength list of the different antennae that each grid is received forms antenna identification list and the corresponding average field-strength value of this antenna identification list after comprising the received different antennae average field-strength sequence of each grid.
3. the telephone traffic distribution calculation method based on adjacent area field intensity information according to claim 1, is characterized in that: certain the period Zhi Yige time period unit in described step S03, comprises one day, early or evening or busy or a certain hour.
4. a system that realizes method described in claim 1, is characterized in that comprising as lower module:
(1) data acquisition module, for gathering measurement data report, traffic data, each grid field strength distribution data of certain antenna in certain time period;
(2) telephone traffic distribution module, utilizes the average field-strength list of the measurement data report of each antenna and total traffic thereof, primary service area Grid Clustering is divided, each grid is received different antennae to calculate the telephone traffic distribution condition of each grid;
(3) start module, for starting the traffic distribution process of next unit interval.
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| CN103974314B (en) * | 2013-01-29 | 2018-05-11 | 中国移动通信集团浙江有限公司 | A kind of telephone traffic calculates method, apparatus and communication system |
| WO2014190528A1 (en) * | 2013-05-30 | 2014-12-04 | 华为技术有限公司 | Network planning and optimization method and apparatus based on service distribution |
| CN104244263B (en) * | 2013-06-06 | 2018-01-30 | 中国移动通信集团浙江有限公司 | A kind of method for building up and device of inter-cell traffic distribution relation |
| US9491310B2 (en) * | 2013-11-13 | 2016-11-08 | Qualcomm Incorporated | Techniques for determining traffic volumes served over multiple cells of a wireless communication network |
| CN104869577B (en) * | 2014-02-24 | 2019-10-15 | 中国移动通信集团新疆有限公司 | A kind of indoor distributed system traffic degree of absorption quantization method and device |
| CN107451847A (en) * | 2016-05-31 | 2017-12-08 | 中国移动通信集团设计院有限公司 | A kind of service area partitioning method and device |
| CN109246728B (en) * | 2017-07-11 | 2022-04-08 | 中国移动通信集团山东有限公司 | Method and device for identifying coverage abnormal cell |
| CN108495256A (en) * | 2018-03-09 | 2018-09-04 | 深圳市网信联动通信技术股份有限公司 | A kind of method and system measuring tidal effect based on 4/5G mobile communications networks |
| CN112770381B (en) * | 2021-01-12 | 2022-02-08 | 中国科学院数学与系统科学研究院 | Method and device for adjusting total pilot signal transmission power of each sub-area in area |
| CN115905974B (en) * | 2022-11-04 | 2024-02-27 | 北京科技大学 | Method for detecting abnormal furnace condition of blast furnace |
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