CN108111965A - A kind of definite method and apparatus of base station location - Google Patents
A kind of definite method and apparatus of base station location Download PDFInfo
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- CN108111965A CN108111965A CN201611037624.6A CN201611037624A CN108111965A CN 108111965 A CN108111965 A CN 108111965A CN 201611037624 A CN201611037624 A CN 201611037624A CN 108111965 A CN108111965 A CN 108111965A
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- primary area
- path loss
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
Abstract
The embodiment of the invention discloses a kind of definite method of base station location, this method includes：According to the work parameter evidence of each user terminal UE got, table look-up to obtain each neighbor base station longitude and latitude of each UE, the UE with identical primary area base station is divided into one group；According to the RSRP and transmission power of the work parameter of each UE in the every group Reference Signal Received Power RSRP of primary area base station, each neighbor base station in, determine in every group each UE into the path loss of primary area base station and every group each UE to the path loss of each neighbor base station；According to each UE in each neighbor base station longitude and latitude of each UE in every group and every group to the path loss of each neighbor base station, the location information of each UE in every group is determined；According to each UE in the location information of each UE in every group and every group to the path loss of primary area base station, the location information of the primary area base station of each UE in every group is determined.The embodiment of the present invention further simultaneously discloses a kind of determining device of base station location.
Description
Technical field
The present invention relates to data communication technology field more particularly to a kind of definite method and apparatus of base station location.
Background technology
Now, infrastructure device of the base station as data communication it is of great significance to, for the Practical Project of base station
The detection of parameter is always the emphasis of research.
In the prior art, it is detected to determine the side of base station location there are a variety of Practical Project parameters to base station
Method, the first is the upper station detection of manual site, by global positioning system (GPS, Global Positioning System) and
Level meter inspection latitude and longitude of base station and azimuth, but this method heavy workload for the whole network, can only spot-check part station
Point, can not normalization carry out all basic station over network longitude and latitude verification, it is impossible to efficient support routine optimization of network engineering；Second is to be based on
Signal transmission delay (TA, Timing Advance) and direction of arrival (AOA, Arrival of in parameter measurement report
Angle) carry out azimuth and latitude and longitude of base station differentiates, but in this way, building is intensive in city, and signal is anti-
It penetrates, diffraction environmental enrichment, TA+AOA can not really embody the position relationship of terminal and base station, cause detection error larger；3rd
Kind method is the switching times calculation base station degree of association based on terminal between different systems, by switching frequency order and geography
Information system (GIS, Geographic Information System) degree of association mismatches to detect latitude and longitude of base station, still
In this way, the relation that the frequency depends on configured adjacent area is switched, and there is leakage and wrong in neighboring BS relationship, from
And reduce the accuracy of detection；As it can be seen that carrying out there is detection when position detection determines base station location to base station in the prior art
The technical issues of inefficiency.
The content of the invention
In view of this, an embodiment of the present invention is intended to provide a kind of base station location definite method device, it is existing to solve
The technical issues of detection efficiency is low when carrying out position detection to base station to determine base station location in technology, improves base station location
Detection efficiency during detection.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way：
In a first aspect, the embodiment of the present invention provides a kind of definite method of base station location, including：According to each use got
The work parameter evidence of family terminal UE tables look-up to obtain each neighbor base station longitude and latitude of each UE, by the UE with identical primary area base station
It is divided into one group；According to Reference Signal Received Power RSRP, Mei Gelin of the work parameter of each UE in every group primary area base station in
The RSRP and transmission power of area base station, determine each UE in described every group to primary area base station path loss and it is every group described in
Each UE is to the path loss of each neighbor base station；According to each neighbor base station longitude and latitude of each UE in described every group and described
Each UE determines the location information of each UE in described every group to the path loss of each neighbor base station in every group；According to institute
State in every group the location information of each UE and it is every group described in each UE to the path loss of primary area base station, determine described every group
In each UE primary area base station location information.
Further, it is described according to each neighbor base station longitude and latitude of each UE in described every group and it is every group described in it is each
UE determines the location information of each UE in described every group to the path loss of each neighbor base station, including：It is described every to including
The predeterminable area rasterizing of each neighbor base station longitude and latitude of each UE in group；According to each adjacent area of each UE in described every group
Latitude and longitude of base station antenna azimuth corresponding with each neighbor base station of each UE in table look-up described every group, using standard
Propagation model SPM determines each grid to the path loss of each neighbor base station；According to each grid to each adjacent area
The path loss of base station and it is every group described in each UE arrive the path loss of each neighbor base station, determine in described every group each
The location information of UE.
Further, the path loss according to each grid to each neighbor base station and it is every group described in
Each UE determines the location information of each UE in described every group to the path loss of each neighbor base station, including：According to described
Each grid to each neighbor base station path loss and it is every group described in each UE to each neighbor base station path damage
The absolute value of each difference of consumption by the corresponding grid positions information of minimum value in the absolute value of each difference, is determined as described
The location information of each UE in every group；Alternatively, according to path loss of each grid to each neighbor base station and institute
It states each UE in every group and, to the path loss of each neighbor base station, using least square method, determines each UE in described every group
Location information.
Further, it is described according to the location information of each UE in described every group and it is every group described in each UE to primary area base
The path loss stood determines the location information of the primary area base station of each UE in described every group, including：According to every in described every group
A UE to primary area base station path loss, using SPM propagation models, determine in described every group each UE to primary area base station away from
From；According to the distance of each UE in described every group to primary area base station and it is every group described in each UE location information, determine institute
State the location information of the primary area base station of each UE in every group.
Further, the work parameter evidence for each user terminal UE that the basis is got tables look-up to obtain each of each UE
UE with identical primary area base station is divided into one group by neighbor base station longitude and latitude, including：According to the work parameter of each UE got
Primary area base station frequency point and Physical Cell Identifier PCI in table look-up to obtain the primary area Base Station Identification of each UE, according to getting
Each UE work parameter according in each neighbor base station frequency point and PCI, table look-up to obtain each neighbor base station longitude and latitude of each UE；Root
According to the primary area Base Station Identification of each UE, the UE with identical primary area Base Station Identification is divided into one group.
Second aspect, the embodiment of the present invention provide a kind of determining device of base station location, including：Division module, for root
According to the work parameter evidence of each user terminal UE got, table look-up to obtain each neighbor base station longitude and latitude of each UE, there will be phase
UE with primary area base station is divided into one group；First determining module, for primary area base in the work parameter evidence according to each UE in every group
Reference Signal Received Power RSRP, the RSRP and transmission power of each neighbor base station to stand, determines each UE in described every group
To primary area base station path loss and it is every group described in each UE to each neighbor base station path loss；Second determining module,
For according to each neighbor base station longitude and latitude of each UE in described every group and it is every group described in each UE to each neighbor base station
Path loss, determine the location information of each UE in described every group；3rd determining module, for according to every in described every group
The location information of a UE and it is every group described in each UE to the path loss of primary area base station, determine each UE in described every group
The location information of primary area base station.
Further, second determining module, including：Grid submodule, for including each UE in described every group
Each neighbor base station longitude and latitude predeterminable area rasterizing；First determination sub-module, for according to each UE in described every group
Each neighbor base station longitude and latitude antenna bearingt corresponding with each neighbor base station of each UE in table look-up described every group
Angle using standard propagation model SPM, determines each grid to the path loss of each neighbor base station；Second determination sub-module,
For the path loss according to each grid to each neighbor base station and it is every group described in each UE to each neighbor base station
Path loss, determine the location information of each UE in described every group.
Further, second determination sub-module, specifically for according to each grid to each adjacent area base
The path loss stood and it is every group described in each each differences of the UE to the path loss of each neighbor base station absolute value, described in general
The corresponding grid positions information of minimum value in the absolute value of each difference is determined as the location information of each UE in described every group；Or
Person, according to the path loss of each grid to each neighbor base station and it is every group described in each UE to each adjacent area base
The path loss stood using least square method, determines the location information of each UE in described every group.
Further, the 3rd determining module, specifically for according to each UE in described every group to the road of primary area base station
Footpath is lost, and using SPM propagation models, determines in described every group each UE to the distance of primary area base station；According in described every group
Each UE to primary area base station distance and it is every group described in each UE location information, determine the master of each UE in described every group
The location information of area base station.
Further, the division module, specifically for primary area base station of the work parameter according to each UE got in
Frequency point and Physical Cell Identifier PCI table look-up to obtain the primary area Base Station Identification of each UE, according to the work parameter of each UE got
Each neighbor base station frequency point and PCI in table look-up to obtain each neighbor base station longitude and latitude of each UE；According to the master of each UE
UE with identical primary area Base Station Identification is divided into one group by area's Base Station Identification.
The definite method and apparatus for the base station location that the embodiment of the present invention is provided, first, according to each user got
The work parameter evidence of terminal (UE, User Equipment) is tabled look-up to obtain each neighbor base station longitude and latitude of each UE, and will had identical
The UE of primary area base station is divided into one group；In this way, the UE for being divided into one group is corresponding with identical primary area base station, then, according to every group
In each UE work parameter primary area base station in RSRP, the RSRP and transmission power of each neighbor base station, determine in every group
Each UE into the path loss of primary area base station and every group each UE to the path loss of each neighbor base station；Secondly, according to every
Each UE arrives the path loss of each neighbor base station in each neighbor base station longitude and latitude of each UE and every group in group, determines often
The location information of each UE in group；That is, the location information of each UE in every group is got by traveling through the method for grid,
Finally, according to the path loss of each UE in the location information of each UE in every group and every group to primary area base station, using 2 points it
Between range formula composition equation group, determine the location information of the primary area base station of each UE in every group；The embodiment of the present invention is led to
It crosses the work supplemental characteristic of each UE got, is first grouped according to primary area base station, then in each group, each UE is to leading
The path loss of area base station and each UE determine the location information of each UE, and then determine to the path loss of neighbor base station
Go out the location information of every group of primary area base station, it then will be in the location information and engineering parameter table of every group determined of primary area base station
The longitude and latitude of the base station is compared and checked, and may thereby determine that out whether the longitude and latitude of base station is correct, so so as to base
It stands and carries out position detection to improve the detection efficiency during base station location detection when determining base station location, while improve base station position
Put the accuracy of detection.
Description of the drawings
Fig. 1 is the flow diagram of the definite method of the base station location in the embodiment of the present invention；
Fig. 2 is a kind of optional distribution schematic diagram of the UE and master/neighbor base station in the embodiment of the present invention；
Fig. 3 be the embodiment of the present invention in 2 corresponding UE of table and a kind of optional distribution schematic diagram of master/neighbor base station；
Fig. 4 illustrates for the optional distribution of one kind of neighbor base station in predeterminable area after the rasterizing in the embodiment of the present invention
Figure；
Fig. 5 is a kind of optional distribution schematic diagram of the UE and primary area base station in the embodiment of the present invention；
The optional distribution schematic diagram of another kind that Fig. 6 is the UE and primary area base station in the embodiment of the present invention；
Fig. 7 is the structure diagram of the determining device of the base station location in the embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes.
The embodiment of the present invention provides a kind of definite method of base station location, and this method is applied to the determining device of base station location
In, Fig. 1 is the flow diagram of the definite method of the base station location in the embodiment of the present invention, as shown in Figure 1, the base station location
The method of determining includes：
S101：According to the work parameter evidence of each UE got, table look-up to obtain each neighbor base station longitude and latitude of each UE, will have
The UE of identical primary area base station is divided into one group；
In specific implementation process, obtaining the mode of the work parameter evidence of each UE can be：It is possible, firstly, to from the gateway of backstage
The data file compression bag of the parameter measurement report of macro station in a preset time period is extracted, then decompresses the data file compression
Bag, the data packet after being decompressed are made of the file of XML format, and the partial content of the file of the XML format is as follows：
Wherein, the object id in above-mentioned file represent the communication data sets that each UE is included, in units of UE, respectively
Extract the RSRP of MR.LteScRSRP, i.e. primary area base station；MR.LteNcRSRP, i.e., the RSRP of each neighbor base station；
The frequency point of MR.LteScEarfcn, i.e. primary area base station；MR.LteScPci, primary area base station Physical Cell Identifier (PCI,
Physical Cell Identifier)；MR.LteNcEarfcn, i.e., the frequency point of each neighbor base station；MR.LteNcPci, i.e., it is each
The PCI of neighbor base station；The TA of MR.LteScTadv, i.e. primary area base station；MR.LteScAOA, the i.e. parameters pair such as AOA of primary area base station
The data answered are the work parameter evidence of each UE, by these work parameters according in the file for uniformly extracting csv forms.
In this way, just having got the work parameter evidence of each UE, then joining data lookup table according to the work of each UE obtains each of each UE
UE with identical primary area base station is divided into one group by neighbor base station longitude and latitude, in order to which the UE of identical primary area base station is divided into
One group, in a kind of optional embodiment, S101 can include：
According to primary area base station frequency point and Physical Cell Identifier PCI of the work parameter of each UE got in, table look-up to obtain
The primary area Base Station Identification of each UE, according to each neighbor base station frequency point and Physical Cell Identifier of the work parameter of each UE got in
PCI tables look-up to obtain each neighbor base station longitude and latitude of each UE；According to the primary area Base Station Identification of each UE, there will be identical primary area base station
The UE of mark is divided into one group.
Wherein, the primary area Base Station Identification of above-mentioned each UE can be longitude and latitude, the identification number of primary area base station of primary area base station
ECI, here, the embodiment of the present invention are not specifically limited.
For example, the master/neighbor base station frequency point and PCI of each UE are extracted in from the work parameter of each UE first, so
Control needs the work ginseng list of the provinces and cities' region macro station detected afterwards, extracts master/neighbor base station longitude belonging to each UE
(Longitude) and latitude (Latitude) data message the neighboring BS information for include preset number, preservation, are chosen in units of UE
Into excel file formats, according to the longitude and latitude of the primary area base station of each UE extracted, there will be identical primary area base station longitude and latitude
The UE of degree is divided into one group.
Table 1 below joins list for the work of some provinces and cities' region macro station：
Table 1
It can determine that the primary area base station of each UE is divided with each neighbor base station by carrying out searching from the engineering parameter table of macro station
The location information (i.e. longitude and latitude) matched somebody with somebody, the optional distribution of one kind that Fig. 2 is the UE and master/neighbor base station in the embodiment of the present invention are shown
It is intended to, as shown in Fig. 2, the user in Fig. 2 is corresponding with primary area base station and 4 neighbor base stations.
It is illustrated exemplified by being sorted out below in units of object id or MmeUeS1apId, by the primary area base station of UE
UE points for 1 are one group, and pick out 4 neighbor base stations for the UE that primary area base station is 1, are obtained as shown in table 2 below：
| object id 1 | Primary area 1 (to be estimated) | Adjacent area 1.1 | Adjacent area 1.2 | Adjacent area 1.3 | Adjacent area 1.4 |
| object id 2 | Primary area 1 (to be estimated) | Adjacent area 2.1 | Adjacent area 2.2 | Adjacent area 2.3 | Adjacent area 2.4 |
| object id 3 | Primary area 1 (to be estimated) | Adjacent area 3.1 | Adjacent area 3.2 | Adjacent area 3.3 | Adjacent area 3.4 |
Table 2
Fig. 3 be the embodiment of the present invention in 2 corresponding UE of table and a kind of optional distribution schematic diagram of master/neighbor base station；
As shown in figure 3,1 longitude and latitude of primary area in table 2 is set as value to be estimated (unknown), the primary area base station of user 1.1 is primary area 1,
The neighbor base station of user 1.1 is adjacent area 1.1, adjacent area 1.2, adjacent area 1.3, adjacent area 1.4, and the corresponding adjacent area quantity of each user is kept
At 3 or more, per behavior one group of master/neighboring BS relationship, three rows (three groups) data can draw 3 UE coordinates (object id 1,
2,3), 1 longitude and latitude of primary area is inversely calculated finally by 3 UE coordinates.
The embodiment of the present invention proposes the definite method of base station location, and macro station in a period is extracted from the gateway of backstage
Parameter measurement report, in units of user, extract master/adjacent area RSRP, master/adjacent area frequency point, the parameters such as master/adjacent area PCI respectively
Corresponding data, and according to the corresponding master of each user/adjacent area frequency point and PCI of extraction, the work ginseng of control provinces and cities region macro station
Master/neighbor base station longitude and latitude data belonging to each user are extracted in list, so as to ensure that data analysis to greatest extent
The real-time and accuracy of basic data in the process.
S102：According in every group each UE work parameter according in the RSRP of primary area base station, the RSRP of each neighbor base station and
Transmission power, determine in every group each UE into the path loss of primary area base station and every group each UE to each neighbor base station
Path loss；
In specific implementation process, the path loss UE_NC of each UE to base stationpathlossCalculation formula it is as follows：
UE_NCpathloss=Ptr-(RSRP-140) (1)
Wherein, PtrFor the transmission power of neighbor base station, here, in practical applications, the transmission power of each base station is phase
With；RSRP is the reception power of the reference signal of primary area base station and each neighbor base station, can be calculated by above-mentioned formula (1)
Go out in every group each UE into the path loss of primary area base station and every group each UE to the path loss of each neighbor base station.
S103：According to each UE in each neighbor base station longitude and latitude of each UE in every group and every group to each neighbor base station
Path loss, determine the location information of each UE in every group；
Wherein, in above-mentioned every group the location information of each UE can be each UE in every group position coordinates.
In order to determine the position coordinates of each UE in every group, in a kind of optional embodiment, S103 can include：
To including the predeterminable area rasterizing of each neighbor base station longitude and latitude of each UE in every group；According to each in every group
Each neighbor base station longitude and latitude of UE antenna azimuth corresponding with each neighbor base station of each UE in table look-up every group,
Using standard propagation model (SPM, Standard Propagation Model), determine each grid to each neighbor base station
Path loss；According to each UE in the path loss of each grid to each neighbor base station and every group to each neighbor base station
Path loss determines the location information of each UE in every group.
Known SPM is：
Lb=46.3+33.9lgf-13.82lghb+Cm+(44.9-6.55lghb)lgd-a(hm)+GT+χb (2)
Wherein, LbFor the path loss of the distance between 2 points d, hbFor antenna for base station effective height, may range from：30-
200 meters, hmFor UE antenna heights, may range from：1-10 meters, CmIt is constant, for example, for medium city for city modifying factor
City and suburb center, Cm=0dB, for big city downtown, Cm=3dB, GTFor antenna gain, a (hm) it is UE antenna height amendments
The factor, for constant, χbIt is constant, f is constant for other factors modifying factor.
Constant in above-mentioned formula (2) is the empirical value under typical scene, in order to improve the accuracy of UE coordinate settings, often
It is several parameter to be carried out according to the TA values of extraction and a variety of data sources of corresponding path loss and frequency sweep and drive test data etc.
Calibration fitting, formula (2) is transformed to：
Lb=k0+k1lgf-k2lghb+(k3-k4lghb)lgd-k5+GT (3)
Wherein, above-mentioned f, k0, k1, k2, k3, k4For constant.
In S103, map is divided using equidistant grid, wherein, distance values can need to adjust according to available accuracy
It is whole, for example, one kind optional distribution signals of the Fig. 4 for neighbor base station in predeterminable area after the rasterizing in the embodiment of the present invention
Figure, as shown in figure 4, the longitude and latitude (coordinate) of 4 neighbor base stations is mapped in grid, it is preferable that assuming that UE is located at each grid
Center of a lattice point then travels through the path loss NC_ for calculating the central point (i.e. UE positions) of each grid to each neighbor base station
SGpathloss, calculation formula is as follows：
NC_SGpathloss=k0+k1lgf-k2lghb+(k3-k4lghb)lg(Dnc_sg)-k5+GT (5)
Wherein, Dnc_sgFor each grid central point to the distance of each neighbor base station, (xnc, ync) it is each adjacent area base
Station coordinates, (xsg, ysg) be each grid center point coordinate, in addition, GTComputational methods be：First, each adjacent area base is calculated
It stands and the angle of each grid central point (traversal) direct north, is denoted as α0；The corresponding day in each base station in engineering parameter table is inquired about afterwards
Line azimuth, is denoted as β0；Then calculate χ0=α0-β0；Deflection χ is inquired about afterwards0G is determined with the mapping table of gainTValue.
In this way, can obtain for for each UE, the central point of each grid to the path of each neighbor base station
NC_SG is lostpathloss。
Central point for each grid of each UE is obtained to each adjacent area base by above-mentioned formula (4) and formula (5)
The path loss NC_SG to standpathloss, and also obtained each UE in every group in S102 and damaged to the path of each neighbor base station
Consumption, then, the location information of each UE in every group can be determined by two ways, in a kind of optional embodiment, root
According to the path loss of each UE in the path loss of each grid to each neighbor base station and every group to each neighbor base station, determine
Go out the location information of each UE in every group, can include：
According to each UE in the path loss of each grid to each neighbor base station and every group to the road of each neighbor base station
The absolute value of each difference of footpath loss, by the corresponding grid positions information of minimum value in the absolute value of each difference, is determined as every group
In each UE location information；
Alternatively, according to each UE in the path loss of each grid to each neighbor base station and every group to each neighbor base station
Path loss, using least square method, determine the location information of each UE in every group.
Specifically, first way is to each UE in the path loss of each grid to each neighbor base station and every group
Path loss to each neighbor base station seeks difference and takes absolute value, and obtains the corresponding grid of minimum value in the absolute value of each difference
Central point coordinate be UE coordinate；The second way is least square method, is：
Wherein, n represents the number of UE in every group, UE_NCpathlossRepresent UE to the path loss of primary area base station, (xue,
yue) for the coordinate of UE, the minimum value calculated by above-mentioned formula (6) corresponds in map grid into row position, and corresponding points are
For the coordinate position (x of UEue, yue), the optional distribution signal of one kind that Fig. 5 is the UE and primary area base station in the embodiment of the present invention
Figure, as shown in figure 5, the user 1.1 with primary area 1 can be determined, user 1.2, the coordinate of user 1.3 and user 1.4；
Also, in practical applications, after the existing UE coordinates in primary area 1 time are calculated, with the ECI (tables 3 of primary area base station
In primary area ECI) for unit classification summarize, as shown in Table 3 below：
Table 3
S104：According to the path loss of each UE in the location information of each UE in every group and every group to primary area base station, really
Make the location information of the primary area base station of each UE in every group.
The corresponding primary area longitude and latitude of each user is set as value to be estimated in the embodiment of the present invention, utilizes adjacent area longitude and latitude
The position coordinates of all users under adjacent area is solved with SPM, then passes through the Converse solved primary area to be estimated of position coordinates of these UE
The longitude and latitude of base station, the primary area latitude and longitude of base station most solved at last are compared with the latitude and longitude of base station distributed in engineering parameter table
It is right, it accurately and efficiently realizes work ginseng and verifies purpose.
It is learnt after S103 in every group after the coordinate of each UE, in order to further determine each UE in every group
The location information of primary area base station, in a kind of optional embodiment, S104 can include：
According to the path loss of each UE in every group to primary area base station, using SPM propagation models, determine each in every group
UE is to the distance of primary area base station；According to the location information of each UE into the distance of primary area base station and every group of each UE in every group,
Determine the location information of the primary area base station of each UE in every group.
First, in known every group each UE to primary area base station path loss in the case of, to above-mentioned formula (5) carry out
Simplification obtains：
UE_SCpathloss=M0+M1lgDue_sc (7)
Wherein, M0, M1For with f, k0, k1, k2, k3, k4, GTRelated constant, Due_scFor UE to the distance of primary area base station；
Each UE is obtained to after the distance of primary area base station by above-mentioned formula (7), can sort out to obtain table 4 below：
Table 4
The optional distribution schematic diagram of another kind that Fig. 6 is the UE and primary area base station in the embodiment of the present invention, as shown in fig. 6,
The distance in user 1.1 and primary area 1 (cell 1 to be estimated) is with D1 (1.1), and the distance in user 1.2 and primary area 1 is with D2 (1.2), user
1.3 with the distance in primary area 1 with D3 (1.3), the distance in user 1.4 and primary area 1 is with D4 (1.4), then, according between 2 points away from
Equation below group can be formed from formula：
Wherein, (xue1, yue1) be UE1 coordinate, Due_sc1For UE1 to primary area base station coordinates (xsc, yscThe distance between),
(xue2, yue2) be UE2 coordinate, Due_sc2For UE2 to primary area base station coordinates (xsc, yscThe distance between), and so on,
(xueN, yueN) be UEN coordinate, Due_scNFor UEN to primary area base station coordinates (xsc, ysc) the distance between solve equation group obtain
The longitude and latitude of the coordinate of primary area base station, i.e. primary area base station, the longitude and latitude and macro station work for then comparing the primary area base station solved are joined
The longitude and latitude of the base station is known no consistent in table, so as to achieve the purpose that detection is verified.
It is proposed in the embodiment of the present invention by the constant term in SPM, according to the TA values extracted in parameter measurement report and right
The method that a variety of data sources such as the path loss and frequency sweep answered and drive test data carry out parametric calibration fitting, is applied simultaneously
Equidistant grid divides map, and traversal calculates adjacent area to the path loss of grid central point, and construction mean square deviation matrix will
Two times result carries out contrast verification, the accuracy of user coordinates positioning greatly improved using the above method, the algorithm is in engineering
There is stronger application value and directive significance in project.
In addition, the parameter measurement report in the embodiment of the present invention monthly open by regular the whole network, so, it can be achieved that all basic station over network
The periodic reinvestigation of longitude and latitude forms latitude and longitude of base station normalization monitoring mechanism, and it is terminal necessary functions that parameter measurement report, which reports,
It supports without terminal specific function, is calculated according to the actual parameter information reported of terminal, it is unrelated with the configuration of neighboring BS relationship,
SPM is suitable for all kinds of scenes, and the parameter value under each scene causes flexible and changeable when determining base station location.
The definite method for the base station location that the embodiment of the present invention is provided, first, according to the work parameter of each UE got
According to tabling look-up to obtain each neighbor base station longitude and latitude of each UE, and the UE with identical primary area base station be divided into one group；In this way, it draws
It is divided into one group of UE and is corresponding with identical primary area base station, then, according to primary area base station in the work parameter evidence of each UE in every group
RSRP, the RSRP of each neighbor base station and transmission power determine each UE in every group to the path loss of primary area base station and every
Each UE is to the path loss of each neighbor base station in group；Secondly, according to each neighbor base station longitude and latitude of each UE in every group
With every group in each UE to the path loss of each neighbor base station, determine the location information of each UE in every group；That is,
The location information of each UE in every group is got by the method for traveling through grid, finally, is believed according to the position of each UE in every group
Each UE arrives the path loss of primary area base station in breath and every group, using the distance between 2 points formula composition equation groups, determines
The location information of the primary area base station of each UE in every group；The embodiment of the present invention is first by the work supplemental characteristic of each UE got
It is grouped according to primary area base station, then in each group, the path loss of each UE to primary area base station and each UE to neighbour
The path loss of area base station, determines the location information of each UE, and then determines the location information of every group of primary area base station, so
The longitude and latitude of the base station in the location information and engineering parameter table of every group determined of primary area base station is compared and checked afterwards, from
And can determine whether the longitude and latitude of base station is correct, so so that position detection is being carried out to base station with definite base station location
When improve base station location detection when detection efficiency, while improve base station location detection accuracy.
Based on same inventive concept, the present embodiment provides a kind of determining device of base station location, Fig. 7 is the embodiment of the present invention
In base station location determining device structure diagram, as shown in fig. 7, the determining device of the base station location includes：Divide mould
Block 71, the first determining module 72, the second determining module 73 and the 3rd determining module 74；
Wherein, division module 71 for the work parameter evidence according to each user terminal UE got, table look-up to obtain each UE's
UE with identical primary area base station is divided into one group by each neighbor base station longitude and latitude；First determining module 72, for according to every group
In each UE work parameter in the Reference Signal Received Power RSRP of primary area base station, the RSRP of each neighbor base station and transmitting work(
Rate determines that each UE each UE into the path loss of primary area base station and every group are damaged to the path of each neighbor base station in every group
Consumption；Second determining module 73, for according to each UE in each neighbor base station longitude and latitude of each UE in every group and every group to every
The path loss of a neighbor base station determines the location information of each UE in every group；3rd determining module 74, for according to every group
In each UE location information and every group in each UE to the path loss of primary area base station, determine the primary area of each UE in every group
The location information of base station.
In order to determine the position coordinates of each UE in every group, in a kind of optional embodiment, above-mentioned second determines mould
Block 73, including：Grid submodule, for the predeterminable area grid to including each neighbor base station longitude and latitude of each UE in every group
Change；First determination sub-module, for according in each neighbor base station longitude and latitude of each UE in every group and table look-up every group
The corresponding antenna azimuth of each neighbor base station of each UE using standard propagation model SPM, determines each grid to each
The path loss of neighbor base station；Second determination sub-module, for the path loss according to each grid to each neighbor base station and
Each UE determines the location information of each UE in every group to the path loss of each neighbor base station in every group.
Central point for each grid of each UE is obtained to each adjacent area base by above-mentioned formula (4) and formula (5)
The path loss NC_SG to standpathloss, and also obtained each UE in every group in S102 and damaged to the path of each neighbor base station
Consumption, then, the location information of each UE in every group can be determined by two ways, in a kind of optional embodiment, on
The second determination sub-module is stated, is arrived specifically for each UE in the path loss according to each grid to each neighbor base station and every group
The absolute value of each difference of the path loss of each neighbor base station, by the corresponding grid positions of minimum value in the absolute value of each difference
Information is determined as the location information of each UE in every group；Alternatively, according to the path loss of each grid to each neighbor base station and
Each UE using least square method, determines the position of each UE in every group to the path loss of each neighbor base station in every group
Information.
In order to further determine the location information of the primary area base station of each UE in every group, in a kind of optional embodiment
In, above-mentioned 3rd determining module 74, specifically for, to the path loss of primary area base station, being passed according to each UE in every group using SPM
Model is broadcast, determines in every group each UE to the distance of primary area base station；According to the distance of each UE in every group to primary area base station and
The location information of each UE in every group determines the location information of the primary area base station of each UE in every group.
In order to which the UE of identical primary area base station is divided into one group, in a kind of optional embodiment, above-mentioned division module 71,
Specifically for primary area base station frequency point and Physical Cell Identifier PCI of the work parameter according to each UE got in, table look-up to obtain
The primary area Base Station Identification of each UE, according to each neighbor base station frequency point and Physical Cell Identifier of the work parameter of each UE got in
PCI tables look-up to obtain each neighbor base station longitude and latitude of each UE；According to the primary area Base Station Identification of each UE, there will be identical primary area base station
The UE of mark is divided into one group.
In practical applications, division module 71, the first determining module 72, the second determining module 73, the 3rd determining module 74,
Grid submodule, the first determination sub-module and the second determination sub-module can by be located at server central processing unit (CPU,
Central Processing Unit), microprocessor (MPU, Microprocessor Unit), application-specific integrated circuit (ASIC,
Application Specific Integrated Circuit) or field programmable gate array (FPGA, Field-
Programmable Gate Array) etc. realizations.
The present embodiment records a kind of computer-readable medium, can be ROM (for example, read-only memory, FLASH memory,
Transfer device etc.), magnetic storage medium (for example, tape, disc driver etc.), optical storage medium is (for example, CD-ROM, DVD-
ROM, paper card, paper tape etc.) and other well-known types program storage；Computer is stored in computer-readable medium to be held
Row instruction when executing an instruction, causes at least one processor execution to include following operation：
According to the work parameter evidence of each user terminal UE got, table look-up to obtain each neighbor base station longitude and latitude of each UE, it will
UE with identical primary area base station is divided into one group；According to the reference signal of the work parameter of each UE in every group primary area base station in
Power RSRP, the RSRP and transmission power of each neighbor base station are received, determines in every group each UE to the path of primary area base station
Each UE is to the path loss of each neighbor base station in loss and every group；According to each neighbor base station longitude and latitude of each UE in every group
Each UE determines the location information of each UE in every group to the path loss of each neighbor base station in degree and every group；According to every
Each UE to the path loss of primary area base station, determines the master of each UE in every group in the location information of each UE and every group in group
The location information of area base station.
The definite method for the base station location that the embodiment of the present invention is provided, first, according to the work parameter of each UE got
According to tabling look-up to obtain each neighbor base station longitude and latitude of each UE, and the UE with identical primary area base station be divided into one group；In this way, it draws
It is divided into one group of UE and is corresponding with identical primary area base station, then, according to primary area base station in the work parameter evidence of each UE in every group
RSRP, the RSRP of each neighbor base station and transmission power determine each UE in every group to the path loss of primary area base station and every
Each UE is to the path loss of each neighbor base station in group；Secondly, according to each neighbor base station longitude and latitude of each UE in every group
With every group in each UE to the path loss of each neighbor base station, determine the location information of each UE in every group；That is,
The location information of each UE in every group is got by the method for traveling through grid, finally, is believed according to the position of each UE in every group
Each UE arrives the path loss of primary area base station in breath and every group, using the distance between 2 points formula composition equation groups, determines
The location information of the primary area base station of each UE in every group；The embodiment of the present invention is first by the work supplemental characteristic of each UE got
It is grouped according to primary area base station, then in each group, the path loss of each UE to primary area base station and each UE to neighbour
The path loss of area base station, determines the location information of each UE, and then determines the location information of every group of primary area base station, so
The longitude and latitude of the base station in the location information and engineering parameter table of every group determined of primary area base station is compared and checked afterwards, from
And can determine whether the longitude and latitude of base station is correct, so so that position detection is being carried out to base station with definite base station location
When improve base station location detection when detection efficiency, while improve base station location detection accuracy.
It need to be noted that be：Apparatus above implements the description of item, is similar with above method description, has same
The identical advantageous effect of embodiment of the method, therefore do not repeat.For the technical detail not disclosed in apparatus of the present invention embodiment,
Those skilled in the art refer to the description of the method for the present invention embodiment and understand, to save length, which is not described herein again.
It need to be noted that be：
It is to be understood that " one embodiment " or " embodiment " that specification is mentioned in the whole text mean it is related with embodiment
A particular feature, structure, or characteristic is included at least one embodiment of the present invention.Therefore, occur everywhere in entire disclosure
" in one embodiment " or " in one embodiment " identical embodiment is not necessarily referred to.In addition, these specific feature, knots
Structure or characteristic can in any suitable manner combine in one or more embodiments.It is to be understood that in the various implementations of the present invention
In example, the size of the sequence number of above-mentioned each process is not meant to the priority of execution sequence, and the execution sequence of each process should be with its work(
It can be determined with internal logic, the implementation process without tackling the embodiment of the present invention forms any restriction.The embodiments of the present invention
Sequence number is for illustration only, does not represent the quality of embodiment.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those elements, and
And it further includes other elements that are not explicitly listed or further includes as this process, method, article or device institute inherently
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
Also there are other identical elements in the process of element, method, article or device.
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it
Its mode is realized.Apparatus embodiments described above are only schematical, for example, the division of the unit, is only
A kind of division of logic function can have other dividing mode, such as in actual implementation：Multiple units or component can combine or
It is desirably integrated into another system or some features can be ignored or does not perform.In addition, shown or discussed each composition portion
Point mutual coupling or direct-coupling or communication connection can be the INDIRECT COUPLINGs by some interfaces, equipment or unit
Or communication connection, can be electrical, mechanical or other forms.
The above-mentioned unit illustrated as separating component can be or may not be physically separate, be shown as unit
The component shown can be or may not be physical location；Both a place can be located at, multiple network lists can also be distributed to
In member；Part or all of unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.
In addition, each functional unit in various embodiments of the present invention can be fully integrated into a processing unit, also may be used
To be each unit individually as a unit, can also two or more units integrate in a unit；It is above-mentioned
The form that hardware had both may be employed in integrated unit is realized, can also be realized in the form of hardware adds SFU software functional unit.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through
The relevant hardware of program instruction is completed, and foregoing program can be stored in computer read/write memory medium, which exists
During execution, execution the step of including above method embodiment；And foregoing storage medium includes：Movable storage device read-only is deposited
The various media that can store program code such as reservoir (Read Only Memory, ROM), magnetic disc or CD.
If alternatively, the above-mentioned integrated unit of the present invention is realized in the form of software function module and is independent product
Sale in use, can also be stored in a computer read/write memory medium.Based on such understanding, the present invention is implemented
The technical solution of example substantially in other words can be embodied the part that the prior art contributes in the form of software product,
The computer software product is stored in a storage medium, and being used including some instructions (can be with so that computer equipment
It is personal computer, server or network equipment etc.) perform all or part of each embodiment the method for the present invention.
And foregoing storage medium includes：Various Jie that can store program code such as movable storage device, ROM, magnetic disc or CD
Matter.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in change or replacement, should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of definite method of base station location, which is characterized in that including：
According to the work parameter evidence of each user terminal UE got, table look-up to obtain each neighbor base station longitude and latitude of each UE, it will
UE with identical primary area base station is divided into one group；
According to the work parameter of each UE in every group according in the Reference Signal Received Power RSRP of primary area base station, each neighbor base station
RSRP and transmission power, determine each UE in described every group to primary area base station path loss and it is every group described in each UE arrive
The path loss of each neighbor base station；
According to each neighbor base station longitude and latitude of each UE in described every group and it is every group described in each UE to each neighbor base station
Path loss, determine the location information of each UE in described every group；
According to the location information of each UE in described every group and it is every group described in each UE arrive the path loss of primary area base station, it is definite
Go out the location information of the primary area base station of each UE in described every group.
2. according to the method described in claim 1, it is characterized in that, each adjacent area base according to each UE in described every group
Stand longitude and latitude and it is every group described in each UE to the path loss of each neighbor base station, determine the position of each UE in described every group
Confidence ceases, including：
To including the predeterminable area rasterizing of each neighbor base station longitude and latitude of each UE in described every group；
According in each neighbor base station longitude and latitude of each UE in described every group and table look-up described every group each UE it is every
The corresponding antenna azimuth of a neighbor base station, using standard propagation model SPM, determines each grid to each neighbor base station
Path loss；
According to the path loss of each grid to each neighbor base station and it is every group described in each UE to each neighbor base station
Path loss, determine the location information of each UE in described every group.
It is 3. according to the method described in claim 2, it is characterized in that, described according to each grid to each adjacent area base
The path loss stood and it is every group described in each UE to the path loss of each neighbor base station, determine each UE in described every group
Location information, including：
According to the path loss of each grid to each neighbor base station and it is every group described in each UE to each adjacent area
The absolute value of each difference of the path loss of base station believes the corresponding grid positions of minimum value in the absolute value of each difference
Breath is determined as the location information of each UE in described every group；
Alternatively, according to the path loss of each grid to each neighbor base station and it is every group described in each UE to each
The path loss of neighbor base station using least square method, determines the location information of each UE in described every group.
4. according to the method described in claim 1, it is characterized in that, it is described according to the location information of each UE in described every group and
Each UE determines that the position of the primary area base station of each UE in described every group is believed to the path loss of primary area base station in described every group
Breath, including：
It, to the path loss of primary area base station, using SPM propagation models, is determined according to each UE in described every group in described every group
Each UE is to the distance of primary area base station；
According to the distance of each UE in described every group to primary area base station and it is every group described in each UE location information, determine institute
State the location information of the primary area base station of each UE in every group.
5. the according to the method described in claim 1, it is characterized in that, work parameter for each user terminal UE that the basis is got
According to, it tables look-up to obtain each neighbor base station longitude and latitude of each UE, the UE with identical primary area base station is divided into one group, including：
According to primary area base station frequency point and Physical Cell Identifier PCI of the work parameter of each UE got in, table look-up to obtain described
The primary area Base Station Identification of each UE according to each neighbor base station frequency point and PCI of the work parameter of each UE got in, tables look-up to obtain
Each neighbor base station longitude and latitude of each UE；
According to the primary area Base Station Identification of each UE, the UE with identical primary area Base Station Identification is divided into one group.
6. a kind of determining device of base station location, which is characterized in that including：
Division module for the work parameter evidence according to each user terminal UE got, tables look-up to obtain each adjacent area of each UE
UE with identical primary area base station is divided into one group by latitude and longitude of base station；
First determining module, for the Reference Signal Received Power of the primary area base station in of the work parameter according to each UE in every group
RSRP, the RSRP of each neighbor base station and transmission power determine in described every group each UE to the path loss of primary area base station
With described every group in each UE to each neighbor base station path loss；
Second determining module, for according to each neighbor base station longitude and latitude of each UE in described every group and it is every group described in it is each
UE determines the location information of each UE in described every group to the path loss of each neighbor base station；
3rd determining module, for according to the location information of each UE in described every group and it is every group described in each UE to primary area base
The path loss stood determines the location information of the primary area base station of each UE in described every group.
7. device according to claim 6, which is characterized in that second determining module, including：
Grid submodule, for the predeterminable area grid to including each neighbor base station longitude and latitude of each UE in described every group
Change；
First determination sub-module, for according to each neighbor base station longitude and latitude of each UE in described every group and the institute tabled look-up
The corresponding antenna azimuth of each neighbor base station of each UE in every group is stated, using standard propagation model SPM, determines each grid
Lattice are to the path loss of each neighbor base station；
Second determination sub-module, for the path loss according to each grid to each neighbor base station and it is every group described in it is every
A UE determines the location information of each UE in described every group to the path loss of each neighbor base station.
8. device according to claim 7, which is characterized in that second determination sub-module, specifically for according to
Each grid to each neighbor base station path loss and it is every group described in each UE to each neighbor base station path damage
The absolute value of each difference of consumption by the corresponding grid positions information of minimum value in the absolute value of each difference, is determined as described
The location information of each UE in every group；Alternatively, according to path loss of each grid to each neighbor base station and institute
It states each UE in every group and, to the path loss of each neighbor base station, using least square method, determines each UE in described every group
Location information.
9. device according to claim 6, which is characterized in that the 3rd determining module, specifically for according to described every
Each UE using SPM propagation models, determines in described every group each UE to primary area base to the path loss of primary area base station in group
The distance stood；According to the distance of each UE in described every group to primary area base station and it is every group described in each UE location information, really
Make the location information of the primary area base station of each UE in described every group.
10. device according to claim 6, which is characterized in that the division module, specifically for each according to getting
Primary area base station frequency point and Physical Cell Identifier PCI of the work parameter of UE in, table look-up to obtain the primary area Base Station Identification of each UE,
According to each neighbor base station frequency point and PCI of the work parameter of each UE got in, table look-up to obtain each adjacent area base of each UE
It stands longitude and latitude；According to the primary area Base Station Identification of each UE, the UE with identical primary area Base Station Identification is divided into one group.
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| CN112566147A (en) * | 2019-09-26 | 2021-03-26 | 中国移动通信集团山东有限公司 | Longitude and latitude verification method and device, storage medium and computer equipment |
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| WO2022022486A1 (en) * | 2020-07-31 | 2022-02-03 | 中国电信股份有限公司 | Processing method and processing apparatus for saving energy of base station |
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| CN112911502A (en) * | 2021-01-20 | 2021-06-04 | 东南大学 | Base station longitude and latitude estimation method based on MDT technology and RSRP ranging |
| CN114363802A (en) * | 2021-12-24 | 2022-04-15 | 中国电信股份有限公司 | Antenna positioning method, device, medium and electronic equipment |
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