CN105072640B - Determine the method and device of antenna-feed parameter - Google Patents
Determine the method and device of antenna-feed parameter Download PDFInfo
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- CN105072640B CN105072640B CN201510383116.2A CN201510383116A CN105072640B CN 105072640 B CN105072640 B CN 105072640B CN 201510383116 A CN201510383116 A CN 201510383116A CN 105072640 B CN105072640 B CN 105072640B
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Abstract
The invention discloses a kind of method and devices of determining antenna-feed parameter, are related to information technology field, can improve the accuracy of determining antenna-feed parameter.The method includes：According to the antenna-feed parameter of 3G cells in existing net, correcting wireless propagation model and determination and the 3G cells are total to the antenna-feed parameter of the 4G cells of antenna feeder；It is horizontal according to the soft-switch proportion of 3G cells and overlapping covering, the antenna-feed parameter for the 4G cells that antenna feeder is total to 3G cells is determined, to realize the interference level of control 4G cells；Using the independent antenna feeder base stations 3G as the center of circle, antenna feeder cluster is formed, the antenna-feed parameter of 3G cells or 4G cells is adjusted, so that 3G cells are consistent with the covering radius of 4G cells in antenna feeder cluster.The present invention is suitable for the antenna-feed parameter according to 3G cells, determines the antenna-feed parameter of the 4G cells of antenna feeder altogether.
Description
Technical field
The present invention relates to information technology field, more particularly to a kind of method and device of determining antenna-feed parameter.
Background technology
With 3rd generation mobile communication technology (full name in English：Third-Generation, english abbreviation：3G) network and
Fourth generation mobile communication technology (full name in English：Fourth-Generation, english abbreviation：4G) the development of network is deposited in now netting
The case where many 3G networks are with the network cobasis stations 4G and antenna feeder altogether, however due to the working form of 3G and 4G networks, work
There is very big difference in the factors such as frequency range and switching mode, therefore will lead to the signal cover of 3G network and 4G networks not
Unanimously, and since the coverage area of 3G network and 4G networks is inconsistent, it would be possible to cause CSFB that can not fall after rise, call drop and
The case where can not switching, it is therefore desirable to determine antenna-feed parameter, the coverage area to ensure 3G network and 4G networks is consistent.
Currently, a kind of method of determining antenna-feed parameter, base station operation personnel are emulated by simulation software and artificial experience,
The antenna-feed parameter of the 3G network of antenna feeder and 4G networks altogether is determined, to ensure the signal cover one of 3G network and 4G networks
It causes.
However, when determining antenna-feed parameter by simulation software and artificial experience, due to wireless signal and applied field
The complexity of scape, simulation software and artificial experience can not really reflect the practical feelings of 3G network and 4G networks in appearance net
Condition, so as to cause determining that the accuracy of antenna-feed parameter is relatively low.
Invention content
The present invention provides a kind of method and device of determining antenna-feed parameter, can improve the accuracy of determining antenna-feed parameter.
The technical solution adopted by the present invention is：
In a first aspect, the present invention provides a kind of method of determining antenna-feed parameter, including：
According to radio transmission model, the theoretical coverage radius of 3rd generation mobile communication technology 3G cells is determined；
According to user's measurement report MR data, the practical covering radius of 3G cells is determined；
According to the theoretical coverage radius of the 3G cells, the practical covering radius of the 3G cells and first threshold, school
The just described radio transmission model, the radio transmission model after being corrected；
Obtain the parameter information for the 4G cells that antenna feeder is total to the 3G cells, and according to the 4G cell parameter informations and
Radio transmission model after the correction determines the covering radius of the 4G；
According to the practical covering radius of the 3G cells and the covering radius of the 4G cells, the 4G cells are determined
The antenna-feed parameter of antenna-feed parameter, the 4G cells includes at least：The tilt angled down of 4G cell respective antennas.
Second aspect, the present invention provide a kind of device of determining antenna-feed parameter, including：
Determination unit, for according to radio transmission model, determining the theoretical coverage of 3rd generation mobile communication technology 3G cells
Radius；
The determination unit is additionally operable to, according to user's measurement report MR data, determine the practical covering radius of 3G cells；
The correction unit, it is the theoretical coverage radius of the 3G cells for being determined according to the determination unit, described
The practical covering radius and first threshold of 3G cells, correct the radio transmission model, the radio transmission mould after being corrected
Type；
Acquiring unit, the parameter information for obtaining the 4G cells for being total to antenna feeder with the 3G cells；
The determination unit is additionally operable to the 4G cell parameter informations obtained according to the acquiring unit and the school
Radio transmission model after the correction that positive unit obtains, determines the covering radius of the 4G；
The determination unit is additionally operable to the covering half of the practical covering radius and the 4G cells according to the 3G cells
Diameter determines that the antenna-feed parameter of the 4G cells, the antenna-feed parameter of the 4G cells include at least：4G cell respective antennas have a down dip
Angle.
The method and device of determining antenna-feed parameter provided by the invention determines 3G cells first according to radio transmission model
Theoretical coverage radius determine the practical covering radius of 3G cells then according to MR data, secondly covered according to the theory of 3G cells
Lid radius, the practical covering radius of 3G cells and first threshold, correcting wireless propagation model, the radio transmission after being corrected
Secondly model obtains the parameter information for the 4G cells that antenna feeder is total to 3G cells, and according to 4G cell parameter informations and after correcting
Radio transmission model, the covering radius of 4G is determined, finally according to the covering of the practical covering radius of 3G cells and 4G cells
Radius determines the antenna-feed parameter of 4G cells.Compared with determining antenna-feed parameter by simulation software and artificial experience at present, this hair
The bright actual conditions that network is used by 3G community users can be corrected theoretical radio transmission model, so that should
Radio transmission model after correction is more nearly actual conditions in existing net, therefore will be after the input correction of the parameter information of 4G cells
Wireless transmission model, and obtain the antenna-feed parameter of the corresponding antenna of 4G cells, so as to improve the accurate of determining antenna-feed parameter
Degree.
Description of the drawings
It, below will be to the present invention or the prior art in order to illustrate more clearly of the present invention or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only the present invention's
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the method flow diagram that antenna-feed parameter is determined in the embodiment of the present invention；
Fig. 2 is another method flow diagram for determining antenna-feed parameter in the embodiment of the present invention；
Fig. 3 is the method flow diagram that another in the embodiment of the present invention determines antenna-feed parameter；
Fig. 4 is the method flow diagram that another in the embodiment of the present invention determines antenna-feed parameter；
Fig. 5 is the method flow diagram that another in the embodiment of the present invention determines antenna-feed parameter；
Fig. 6 is the apparatus structure schematic diagram that antenna-feed parameter is determined in the embodiment of the present invention；
Fig. 7 is another apparatus structure schematic diagram for determining antenna-feed parameter in the embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of method of determining antenna-feed parameter, can improve the accuracy of determining antenna-feed parameter,
As shown in Figure 1, the method includes：
101, base station determines the theoretical coverage radius of 3rd generation mobile communication technology 3G cells according to radio transmission model.
For the embodiment of the present invention, radio transmission model is designed to preferably more accurately study radio transmission
A kind of model come.In embodiments of the present invention, the radio transmission model of selection is to breathe out tower model (full name in English：cost231-
Hata models).
102, base station determines the practical covering radius of 3G cells according to user's measurement report MR data.
For the embodiment of the present invention, according to the distribution of the user equipment of edge customer with the reality of the currently practical cell of determination
Covering radius.In embodiments of the present invention, since in MR data, there are the longitudes and latitudes of edge customer equipment, therefore, base station can be with
According to the longitude and latitude of the edge customer equipment and the longitude and latitude of current base station, the practical covering radius of 3G cells is determined.
103, base station is according to the theoretical coverage radius of 3G cells, the practical covering radius of 3G cells and first threshold, school
Positive radio transmission model, the radio transmission model after being corrected.
For the embodiment of the present invention, according between the theoretical coverage radius of 3G cells and the practical covering radius of 3G cells
Difference is compared with the threshold value of base station setting themselves, by the parameter information of correcting wireless propagation model, and then is corrected wireless
Mode.
104, base station obtains the parameter information for the 4G cells that antenna feeder is total to 3G cells, and according to 4G cell parameter informations and
Radio transmission model after correction determines the covering radius of 4G.
For the embodiment of the present invention, after the parameter information for the 4G cells that antenna feeder is total to the 3G cells is input to correction by base station
Wireless transmission model, so as to calculate the coverage distance of total antenna feeder cell.Wherein, the parameter information of 4G cells includes：
4G frequency ranges, the transmission power of the base stations 4G, antenna feeder height.
105, base station determines the antenna feeder of 4G cells according to the practical covering radius of 3G cells and the covering radius of 4G cells
Parameter.
Wherein, the antenna-feed parameter of 4G cells includes at least：The tilt angled down of 4G cell respective antennas.
For the embodiment of the present invention, base station is according to the practical covering radius of 3G cells, and by adjusting the covering of 4G cells
Radius, so that the practical covering radius of the practical covering radius 4G cells of antenna feeder together of the 3G cells of antenna feeder is consistent altogether, from
And can determine the angle of declination of the 4G cell respective antennas of antenna feeder altogether according to the practical covering radius of the 4G cells of total antenna feeder,
In, the angle of declination of the 4G cell respective antennas of antenna feeder is related to the total covering radius of 4G cells of antenna feeder altogether.
The method of determining antenna-feed parameter provided in an embodiment of the present invention determines 3G cells first according to radio transmission model
Theoretical coverage radius determine the practical covering radius of 3G cells then according to MR data, secondly covered according to the theory of 3G cells
Lid radius, the practical covering radius of 3G cells and first threshold, correcting wireless propagation model, the radio transmission after being corrected
Secondly model obtains the parameter information for the 4G cells that antenna feeder is total to 3G cells, and according to 4G cell parameter informations and after correcting
Radio transmission model, the covering radius of 4G is determined, finally according to the covering of the practical covering radius of 3G cells and 4G cells
Radius determines the antenna-feed parameter of 4G cells.Compared with determining antenna-feed parameter by simulation software and artificial experience at present, this hair
Bright embodiment uses the actual conditions of network by 3G community users, can be corrected to theoretical radio transmission model, with
So that the radio transmission model after correction is more nearly the actual conditions in existing net, therefore the parameter information of 4G cells is inputted into school
Wireless transmission model after just, and obtain the corresponding antenna-feed parameter of 4G cells, so as to which the accurate of determining antenna-feed parameter is turned up
Degree.
The alternatively possible realization method of the embodiment of the present invention, on the basis of realization method as shown in Figure 1, step
101, base station determines the theoretical coverage radius of 3rd generation mobile communication technology 3G cells according to radio transmission model, specifically can be with
Including step 201-202 as shown in Figure 2, due to step 201,202 theoretical coverage half for determining the 3G cells of antenna feeder altogether
Diameter, in order to obtain the MR data that the practical covering radius of 3G cells of total antenna feeder needs to obtain current 3G cells, due to different
The corresponding cell-edge of cell is different, then the MR data of the cell obtained also differ, then step 101, base station are passed according to wireless
Broadcast model, determine the theoretical coverage radius of 3rd generation mobile communication technology 3G cells, later and step 102, base station according to
Family measurement report MR data, determine the practical covering radius of 3G cells, can also include step 203- as shown in Figure 2 before
204。
201, base station obtains the parameter information of 3G cells.
Wherein, the parameter information of 3G cells is used to determine the covering radius of 3G cells.
For the embodiment of the present invention, the parameter information of the parameter information of 3G cells includes：Antenna height, is used height above sea level drop
The frequency that the height above sea level of family equipment, the theoretical coverage radius of Target cell, the correction factor of different scenes, antenna-feeder system are worked
Rate, the transmission power of base station side antenna, the gain of antenna, the receiving sensitivity of user equipment, user equipment loss of signal.Its
In, height above sea level drop is that the height above sea level of base station subtracts the height above sea level of user equipment.
Such as：The frequency that the height above sea level of user equipment can be worked by the antenna-feeder system of 1.65 meters, WCDMA is 2100
Million.
202, base station determines the theoretical coverage radius of 3G cells according to formula 1.
Wherein, formula 1 isa(hr)=(1.11lgf-
0.7)hr-1.56lgfc+ 0.8, Lpath=TX+G-RXmin- L, htThe sum of antenna height and height above sea level drop, hrFor user equipment height above sea level
Highly, CxFor the correction factor of different scenes, f is the working frequency of antenna-feeder system, fcFor the centre frequency of antenna-feeder system, TX is
The transmission power of base station side antenna, G are the gain of antenna, RXminFor the receiving sensitivity of user equipment, L is user equipment not
The corresponding loss of signal under scene.
For the embodiment of the present invention, base station is according to formula 1, to realize the theoretical coverage half for calculating the 3G cells of antenna feeder altogether
Diameter.
203, base station determines the affiliated scene of current area and the cell-edge of current area.
For the embodiment of the present invention, due to different, the different scene corresponding edge field strength of the different corresponding scenes of cell
Difference, therefore according to the corresponding scene in current area, to determine the corresponding cell-edge in current area.In the embodiment of the present invention
In, according to the corresponding cell-edge corrected value of one different scenes of table, determine the corrected value of the corresponding cell-edge in current area.
For example, the corresponding scene in current area can be school, urban district or county town etc..
Table one
204, base station obtains the corresponding MR data of user equipment in current area.
For the embodiment of the present invention, MR data include：The longitude and latitude of user equipment and the signal strength of user equipment etc..
For the embodiment of the present invention, base station by being currently total to the parameter information and MR data informations of the 3G cells of antenna feeder,
The theoretical coverage radius of 3G cells and the practical covering radius of 3G cells are can determine, so as to according to the theory of 3G cells
The practical covering radius of covering radius and 3G cells, the parameter information of correcting wireless propagation model, and then can improve wireless
Propagation model determines the accuracy of 4G coverage radius of cell.
The alternatively possible realization method of the embodiment of the present invention, on the basis of realization method as shown in Figure 2, step
102, base station determines the practical covering radius of 3G cells according to user's measurement report MR data, can specifically include as shown in Figure 3
Step 301-303, due to the practical covering of the theoretical coverage radius 3G cells of antenna feeder together of the 3G cells by total antenna feeder
Radius, with correcting wireless propagation model, before correcting wireless propagation model, need to judge whether be user equipment practical damage
There is deviation in the preset loss value of consumption value and radio transmission model, therefore in step 102, base station according to user's measurement report MR
Data determine the practical covering radius of 3G cells, and later and step 103, base station are according to theoretical coverage radius, the 3G of 3G cells
The practical covering radius and first threshold of cell, correcting wireless propagation model, the radio transmission model after being corrected, before
Can also include step 304 as shown in Figure 3, step 103, base station are according to the theoretical coverage radius of 3G cells, the reality of 3G cells
Border covering radius and first threshold, correcting wireless propagation model, the radio transmission model after being corrected can also specifically wrap
Include step 305.
301, base station determines the corresponding MR data of user equipment.
Wherein, the value of the corresponding received signal code power RSCP of user equipment belong to current area cell-edge it is corresponding
Section.
For the embodiment of the present invention, base station determines that the RSRP of user equipment belongs to according to the RSRP of user equipment in MR data
In the corresponding cell-edge section in current area, to be determined for compliance with the user equipment of the above situation, wherein the user equipment is to work as
The edge customer equipment of preceding cell.
For example, there are the values of the corresponding RSCP of 5 user equipmenies to belong to cell-edge section in current area, this 5
A user equipment is respectively user equipment 1, user equipment 2, user equipment 3, user equipment 4 and user equipment 5.
302, base station obtains user equipment currently corresponding position coordinates.
For example, user equipment 1, user equipment 2, user equipment 3, user equipment 4 and user equipment 5 are current area
Edge customer equipment then obtains the corresponding position coordinates of 5 user equipmenies.
303, base station determines that the practical covering radius of 3G cells, R2 are the practical covering half of current area according to formula 2
Diameter, dnFor the distance between user equipment and current area.
Wherein, formula 2 is
For the embodiment of the present invention, sat first according to the current position of the current position coordinates of user equipment and base station
Mark, calculates distance between the two, and the practical covering radius of 3G cells then will be determined in the distance input formula 2.
For example, since user equipment 1, user equipment 2, user equipment 3, user equipment 4 and user equipment 5 are current small
The edge customer equipment or user equipment 1 in area, user equipment 2, user equipment 3, user equipment 4 and user equipment 5 and 3G are small
The distance between area is respectively 100 meters, 200 meters, 300 meters, 400 meters and 500 meters, then the practical covering radius of 3G cells is 300
Rice.
304, base station judges | (R1-R2)/R2 | whether it is more than first threshold.
Wherein, R1 is the theoretical coverage radius of 3G cells, and R2 is the practical covering radius of 3G cells.
For the embodiment of the present invention, first threshold can be by base station sets, can also be by cell setting.Implement in the present invention
It is not limited in example.
For example, first threshold can be 20%.
If 305, | (R1-R2)/R2 | it is more than first threshold, base station is constantly increasing as unit of 1db or reduces L's
Value, until R1 is equal to R2, to realize correcting wireless propagation model.
For the embodiment of the present invention, the 4G cells of the 3G cells of antenna feeder antenna feeder together corresponding L under identical scene altogether
It is worth identical, corresponding L values differ under the different scenes of homogeneous cells.In embodiments of the present invention, the corresponding L values of different scenes are shown in
Table two.
Table two
For the embodiment of the present invention, when | (R1-R2)/R2 | when being more than first threshold, characterize according to radio transmission model, really
The user equipment of fixed 3G cells is excessive or too small compared with the distance between base station, actual loss value and radio transmission mould
The preset loss value of type causes the practical covering radius of 3G cells not to be inconsistent compared with theoretical coverage radius compared to there are deviations, needs
Corresponding parameter L under different scenes in radio transmission model is corrected, correction is corresponded to obtain different scenes
L values afterwards.
For the embodiment of the present invention, the method for correction is that L values are continuously increased or reduced as unit of 1db, until calculating
The theoretical coverage radius R1 of 3G cells is equal with practical covering radius R2.
For the embodiment of the present invention, base station according to the MR data in existing net, can correcting wireless propagation model, and pass through school
Radio transmission model after just determines the practical covering radius of 4G cells, so as to improve determining 4G coverage radius of cell
Accuracy.
The alternatively possible realization method of the embodiment of the present invention, on the basis of realization method as shown in Figure 1, step
105, base station determines the antenna-feed parameter of 4G cells according to the practical covering radius of 3G cells and the covering radius of 4G cells, tool
Body may include step 401-403 as shown in Figure 4.
401, base station obtains the height above sea level drop of antenna height and antenna and user equipment.
Wherein, antenna is 3G cells and the co-located antenna of 4G cells.
For the embodiment of the present invention, base station obtains the height above sea level of antenna height and user equipment first, then determines
The height above sea level drop of antenna height and user equipment.
For example, antenna height is 501.65 meters, the height above sea level of user equipment is 21.65 meters, then antenna height and user
The height above sea level drop of equipment is 490 meters.
402, base station determines that 4G cell respective antenna tilt angled downs adjust amplitude according to formula 3.
Wherein, formula 3 be Δ α=| α-α 1 |, α=arcsin (dv/R2)、α1=arcsin (dv/R3)、dv=hv+hs、hv
For antenna height, hsFor the height above sea level drop of antenna and user equipment, R2 is that practical covering radius, the R3 of the 3G cells of total antenna feeder are
The practical covering radius of the 4G cells of antenna feeder altogether.
For example, dvIt it is 1414 meters, R2 is 2000 meters, R3 is 2828 meters, then α=45 °, α1=30 °, a=15 ° of Δ.
403, base station adjusts amplitude according to 4G cell respective antenna tilt angled downs, determines the corresponding angle of declination of antenna.
For the embodiment of the present invention, base station adjusts the angle of declination of 4G cell respective antennas, to determine 4G according to adjustment amplitude
The angle of declination of cell respective antenna.
For the embodiment of the present invention, it is small can to adjust 4G according to the practical covering radius of 3G cells and 4G cells for base station
The angle of declination of the respective antenna in area, so as to so that the covering radius of 3G cells is consistent with the covering radius of 4G cells, Jin Erke
Speech quality in the region is covered to improve co-space feedback system.
The alternatively possible realization method of the embodiment of the present invention, on the basis of realization method as shown in Figure 1, due to
Base station is in the 4G for determining total antenna feeder according to the covering radius of the 3G cells of antenna feeder altogether and the altogether covering radius of the 4G cells of antenna feeder
The antenna-feed parameter of cell, to ensure that 3G cells are consistent with the covering radius of 4G cells, in addition to the 4G cells of the total antenna feeder of control
Interference level, then step 105, base station determine 4G according to the practical covering radius of 3G cells and the covering radius of 4G cells
The antenna-feed parameter of cell can also include step 501-505 as shown in Figure 5 later.
501, base station determines 3G overlapping coverage cell numbers and soft-switch proportion according to MR data.
Wherein, 3G is overlapped the number of cells that coverage cell number is covering Chong Die with current 3G cells generation.
For the embodiment of the present invention, base station is suitable according to from big to small by the pilot frequency intensity of user equipment in MR data first
Sequence is arranged, and the strongest user equipment of pilot frequency intensity is then obtained, and calculates the difference between strongest pilot and each pilot tone,
It is secondary to sort out each pilot tone to 0 to 1,1 to 2,2 to 3 until in 9 to 10 section, secondly count the point in above-mentioned 10 sections
Number, 1A, 1B thresholding being finally arranged according to the points of statistics and current area calculates soft-switch proportion.
For example, the corresponding MR in southern garden base station, it is first determined the soft-switch proportion in each section, so that it is determined that south flower
The soft-switch proportion of garden base station, as shown in Table 2.
It is soft if southern garden base station 1A thresholdings are set as 3db, 1B thresholding and are set as 5db for the embodiment of the present invention
Switching proportion △ SHP=(45.1+63.8)/2=54.45%.
Table two
For the embodiment of the present invention, base station statistics adjacent area appears in times N in the MR data of current area, and adjacent area RSCP
More than or equal to RXmin, number thresholding Nt is set, N is worked as>When=Nt, it is determined that adjacent area is in the set of overlapping coverage cell
Overlay cells gather, then determine with the cell attach most importance to folded covering relation cell number.
502, base station is overlapped coverage cell number and soft-switch proportion according to 3G, judges whether the day for adjusting current 3G cells
Feedforward parameter.
Wherein, the antenna-feed parameter of current 3G cells includes the angle of declination of current 3G cells respective antenna.
For the embodiment of the present invention, the cell soft-switch proportion is compared with second threshold, 3G overlapping coverage cell numbers and the
Three threshold values are compared, and are more than third threshold value when cell soft-switch proportion is overlapped coverage cell number more than second threshold, 3G, are then increased 3G
The angle of declination of cell.
For the embodiment of the present invention, second threshold can be arranged by base station, can also be arranged by cell.Implement in the present invention
It is not limited in example.
For example, it can be 15 that second threshold, which can be 30%, third threshold value,.
If 503, adjusting the antenna-feed parameter of current 3G cells, base station determines according to the antenna-feed parameter of current 3G cells and adjusts
The covering radius of current 3G cells afterwards.
For the embodiment of the present invention, base station determines the covering radius of 3G cells according to the MR data after adjustment.
504, base station determines the covering radius of current 4G cells according to the covering radius of current 3G cells.
Wherein, the covering radius of current 3G cells is identical as the current covering radius of 4G cells.
For the embodiment of the present invention, base station determines the covering radius of the 4G cells after adjustment, so that being covered with 3G cells
Lid radius is identical.
505, base station determines the angle of declination of 4G cell respective antennas according to the covering radius of 4G cells.
The angle of declination of the corresponding antenna of 4G cells is determined according to the covering radius of 4G cells for the embodiment of the present invention.
For the embodiment of the present invention, base station can determine the overlapping coverage cell of 3G cells by the MR data in existing net
Number and soft-switch proportion so as to adjust 3G cell parameters, and determine the covering radius and tune of 3G cells and 4G cells
The angle of declination of whole 4G cells respective antenna, and then the interference between cell can be reduced.
For the embodiment of the present invention, when in system there are 3G and 4G be total to antenna feeder base station, there is only the base station of 3G antenna feeders with
And there is only the base stations of 4G antenna feeders, what it is due to above method solution is the case where 3G and 4G is total to antenna feeder, according to the covering of 3G cells
Radius determines the covering radius of 4G cells, so that it is determined that the angle of declination of 4G cell respective antennas, for there is only the bases of 3G antenna feeders
It stands and there is only the base station of 4G antenna feeders, then using the independence antenna feeder base stations 3G as the center of circle, by there are 4G antenna feeders in prefabricated radius
Base station, 3G and 4G are total to the base station of antenna feeder and there is only the base stations of 3G antenna feeders to be divided into cluster, and then 3G and 4G is covered in base station jointly
Cover area rasterizing, secondly calculates the 3G coverings level and interference level of each grid, and identifies, and secondly, first adjusts 3G days
Feedback, by 3G and the covering of 4G grids with interference level control in target zone, if last 3G antenna feeders are unsatisfactory for 4G nets after implementing adjustment
Network quality then adjusts 4G antenna feeders on the basis of 4G networks in turn, by 3G and the covering of 4G grids with interference level control in target
Range.Wherein, base station obtains the adjacent area of current 3G independences antenna feeder base station from network management system, calculates current 3G independences antenna feeder base station
At a distance from farthest adjacent area, and as radius, antenna feeder base station cluster altogether is determined.
It is approximately the case where 3G and 4G is total to antenna feeder by total antenna feeder base station cluster for the embodiment of the present invention, it first will be in the cluster
The longitude and latitude of base station be normalized, then determine the grid identifier of every MR data in the cluster, finally determine MR numbers
The grid identifier of each sampled point in.In embodiments of the present invention, place is normalized in the longitude and latitude of the base station in the cluster
When reason, retains 5 decimals and dispense the number after the 5th if more than 5 after the longitude and latitude decimal point of base station, if less than 5,
Then 0 is mended in back.
For example, base station determines the grid identifier of every MR data in the cluster, by taking 50 meters of * 50 meters of grids as an example, longitude and latitude is intercepted
The 4th after degree decimal point, it is assumed that a, if a<=5, then it is 0 that a, which unifies value,；If a>5, then a values be 5, by first 7 of longitude with
First 6 of a connections and latitude connect the grid identifier for obtaining every MR with a, wherein the 50 of (106.34562,29.38127)
The grid identifier of * 50 meters of rice is (106.3455,29.3810).
For the embodiment of the present invention, base station obtains RSCP, EC/NO value of every MR, calculates average value, and with grid longitude and latitude
Degree is identified grid.
Wherein, base station is according to formulaAndIt determines
The average value of RSRP and EC/NO.Wherein, 0<i<=n.
For the embodiment of the present invention, base station first adjusts 3G antenna feeders, by 3G and the covering of 4G grids with interference level control in mesh
Mark range.In embodiments of the present invention, base station adjusts antenna-feed parameter on the basis of 3G network, so that 3G grids are covered and done
Integral level control is disturbed in target zone, according to existing net actual conditions, 3G network coverage goal value RSCPt=-85dbm, interference
Desired value EC/NOt=-10db then after the antenna feeder of 3G cells has adjusted, then counts the grid MR entirety coverage values of 4G cells
AvgRSRP and interference value avgSINR；Finally determine whether avgRSRP and avgSINR meets desired value, if satisfied, then terminating to flow
Journey carries out subsequent step if being unsatisfactory for, and according to existing net actual conditions, 4G network coverage desired value RSRPt=-100dbm are done
Disturb desired value SINRt=15db.
For the embodiment of the present invention, if 3G antenna feeders are unsatisfactory for 4G network qualities after implementing adjustment, in turn with 4G networks
On the basis of adjust 4G antenna feeders, by 3G and 4G grids covering with interference level control in target zone.In embodiments of the present invention, it walks
After rapid 1 adjustment, judges that 4G grids are integrally covered and whether reaches desired value with interference level, if reaching, directly carry out step 3,
Otherwise step 2 is carried out, distribution of the step 2 according to weak covering grid and matter difference grid proposes rectification or station is added to suggest, step 3
Preferential adjustment 3G independence antenna feeders, the covering level of 3G network in grid and quality level are controlled in desired value.
For the embodiment of the present invention, the base station in a region is divided into a cluster by base station, can be to the cluster at
Reason so that the covering of 3G and 4G grids with interference level control in target zone, so as to control in the region 3G and
The covering of 4G and interference level, and then the network quality of 3G and 4G in the region can be improved.Further, the present invention is implemented
The method for the determination antenna-feed parameter that example provides, base station are believed by the parameter information and MR data for being currently total to the 3G cells of antenna feeder
Breath, can determine the theoretical coverage radius of 3G cells and the practical covering radius of 3G cells, so as to according to 3G cells
The practical covering radius of theoretical coverage radius and 3G cells, the parameter information of correcting wireless propagation model, and then can improve
Radio transmission model determines the accuracy of 4G coverage radius of cell；Base station can correct wireless biography according to the MR data in existing net
Model is broadcast, and by the radio transmission model after correction, determines the practical covering radius of 4G cells, so as to improve determining 4G
The accuracy of coverage radius of cell；Base station can adjust 4G cells according to the practical covering radius of 3G cells and 4G cells
The angle of declination of respective antenna so as to so that the covering radius of 3G cells is consistent with the covering radius of 4G cells, and then can carry
The high antenna-feeder system covers the speech quality in the region；Base station can determine 3G cells by the MR data in existing net
It is overlapped coverage cell number and soft-switch proportion, so as to adjust 3G cell parameters, and determines 3G cells and 4G cells
Covering radius and the angle of declination for adjusting 4G cell respective antennas, and then the interference between cell can be reduced；Base station is by an area
Base station in domain is divided into a cluster, can handle the cluster, so that 3G is controlled with the covering of 4G grids with interference level
In target zone, so as to control the covering of 3G and 4G and interference level in the region, and then the region can be improved
The network quality of interior 3G and 4G.
As the realization to method shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the embodiment of the present invention additionally provides a kind of determination
The device of antenna-feed parameter, the device can be located in base station, the accuracy for improving determining antenna-feed parameter, as shown in fig. 6, institute
Stating device includes：Determination unit 61, correction unit 62, acquiring unit 63.
Determination unit 61, for according to radio transmission model, determining that the theory of 3rd generation mobile communication technology 3G cells is covered
Lid radius.
Determination unit 61 is additionally operable to, according to user's measurement report MR data, determine the practical covering radius of 3G cells.
Unit 62 is corrected, the theoretical coverage radius of the 3G cells for being determined according to determination unit 61, the reality of 3G cells
Covering radius and first threshold, correcting wireless propagation model, the radio transmission model after being corrected.
Acquiring unit 63, the parameter information for obtaining the 4G cells for being total to antenna feeder with 3G cells.
Determination unit 61, is additionally operable to the 4G cell parameter informations obtained according to acquiring unit 63 and correction unit 62 obtains
Correction after radio transmission model, determine the covering radius of 4G.
Determination unit 61 is additionally operable to the covering radius of the practical covering radius and 4G cells according to 3G cells, determines 4G
The antenna-feed parameter of cell.
Wherein, the antenna-feed parameter of 4G cells includes at least：The tilt angled down of 4G cell respective antennas.
Further, as shown in fig. 7, the determination unit 61 includes：Acquisition module 611, determining module 612.
Acquisition module 611, the parameter information for obtaining 3G cells.
Wherein, the parameter information of 3G cells is used to determine the covering radius of 3G cells.
Determining module 612, for according to formulaDetermine 3G
The theoretical coverage radius of cell.
Wherein, a (hr)=(1.11lgf-0.7) hr-1.56lgfc+ 0.8, Lpath=TX+G-RXmin- L, htAntenna height with
The sum of height above sea level drop, hrFor user equipment height above sea level, CxFor the correction factor of different scenes, fcFor antenna-feeder system centre frequency,
F is the working frequency of antenna-feeder system, and TX is the transmission power of base station side antenna, and G is the gain of antenna, RXminFor user equipment
Receiving sensitivity, L are user equipment corresponding loss of signal under different scenes.
Determination unit 61 is additionally operable to determine the affiliated scene of current area and the cell-edge of current area.
Acquiring unit 63 is additionally operable to obtain the corresponding MR data of user equipment in current area.
Determining module 612 is additionally operable to determine the corresponding MR data of user equipment
Wherein, the value of the corresponding received signal code power RSCP of user equipment belong to current area cell-edge it is corresponding
Section.
Acquisition module 611 is additionally operable to obtain user equipment currently corresponding position coordinates.
Determining module 612, is additionally operable to according to formulaDetermine the practical covering radius of 3G cells.
Wherein, R2 is the practical covering radius of current area, dnFor the distance between user equipment and current area.
Further, described device further includes：Judging unit 71；
Judging unit 71, for judging | (R1-R2)/R2 | whether it is more than first threshold.
Wherein, R1 is the theoretical coverage radius of 3G cells, and R2 is the practical covering radius of 3G cells.
Correct unit 62, be additionally operable to work as | (R1-R2)/R2 | be more than first threshold, be constantly increasing as unit of 1db or
Reduce the value of L, until R1 is equal to R2, to realize correcting wireless propagation model.
Acquisition module 611 is additionally operable to obtain the height above sea level drop of antenna height and antenna height and user equipment.
Wherein, antenna is 3G cells and the co-located antenna of 4G cells.
Determining module 612, be additionally operable to according to formula Δ α=| α-α 1 |, determine 4G cell respective antenna tilt angled downs adjust
Amplitude.
Wherein, α=arcsin (dv/R2)、α1=arcsin (dv/R3)、dv=hv+hs、hvFor antenna height, hsFor user
The height above sea level drop of equipment, R2 are the practical covering for the 4G cells that practical covering radius, the R3 of the 3G cells of total antenna feeder are total antenna feeder
Radius.
Determining module 612 is additionally operable to adjust amplitude according to 4G cell respective antenna tilt angled downs, determine under respective antenna
Inclination angle.
Determination unit 61 is additionally operable to, according to MR data, determine 3G overlapping coverage cell numbers and soft-switch proportion.
Wherein, 3G is overlapped the number of cells that coverage cell number is covering Chong Die with current 3G cells generation.
Judging unit 71 is additionally operable to be overlapped coverage cell number and soft-switch proportion according to 3G, judges whether that adjustment is current
The antenna-feed parameter of 3G cells.
Wherein, the antenna-feed parameter of current 3G cells is the angle of declination of current 3G cells respective antenna.
Determination unit 61 is additionally operable to, when adjusting the antenna-feed parameter of current 3G cells, according to the antenna feeder of current 3G cells be joined
Number determines the covering radius of the current 3G cells after adjustment.
Determination unit 61 is additionally operable to determine the covering radius of current 4G cells according to the covering radius of current 3G cells.
Wherein, the covering radius of current 3G cells is identical as the current covering radius of 4G cells.
Determination unit 61 is additionally operable to the covering radius according to 4G cells, determines the angle of declination of 4G cell respective antennas.
The device of determining antenna-feed parameter provided in an embodiment of the present invention determines 3G cells first according to radio transmission model
Theoretical coverage radius determine the practical covering radius of 3G cells then according to MR data, secondly covered according to the theory of 3G cells
Lid radius, the practical covering radius of 3G cells and first threshold, correcting wireless propagation model, the radio transmission after being corrected
Secondly model obtains the parameter information for the 4G cells that antenna feeder is total to 3G cells, and according to 4G cell parameter informations and after correcting
Radio transmission model, the covering radius of 4G is determined, finally according to the covering of the practical covering radius of 3G cells and 4G cells
Radius determines the antenna-feed parameter of 4G cells.Compared with determining antenna-feed parameter by simulation software and artificial experience at present, this hair
Bright embodiment uses the actual conditions of network by 3G community users, can be corrected to theoretical radio transmission model, with
So that the radio transmission model after correction is more nearly the actual conditions in existing net, therefore the parameter information of 4G cells is inputted into school
Wireless transmission model after just, and obtain the antenna-feed parameter of the corresponding antenna of 4G cells, so as to improve determining antenna-feed parameter
Accuracy.
Further, the device of determining antenna-feed parameter provided in an embodiment of the present invention, base station by currently be total to antenna feeder 3G
The parameter information and MR data informations of cell, can determine the theoretical coverage radius of 3G cells and actually covering for 3G cells
Lid radius, so as to according to the practical covering radius of the theoretical coverage radius of 3G cells and 3G cells, correct radio transmission
The parameter information of model, and then the accuracy that radio transmission model determines 4G coverage radius of cell can be improved；Base station is according to existing
MR data in net, can correcting wireless propagation model, and by the radio transmission model after correction, determine the reality of 4G cells
Covering radius, so as to improve the accuracy of determining 4G coverage radius of cell；Base station is according to 3G cells and the reality of 4G cells
Border covering radius can adjust the angle of declination of the respective antenna of 4G cells, so as to so that the covering radius and 4G of 3G cells are small
The covering radius in area is consistent, and then can improve the antenna-feeder system and cover speech quality in the region；Base station passes through existing net
In MR data, can determine the overlapping coverage cell number and soft-switch proportion of 3G cells, so as to adjust 3G cells ginseng
Number, and determine the covering radius of 3G cells and 4G cells and adjust the angle of declination of 4G cell respective antennas, and then can reduce
Interference between cell；Base station in one region is divided into a cluster by base station, can be handled the cluster, so that 3G
It is controlled in target zone with interference level with the covering of 4G grids, so as to control the covering of 3G and 4G in the region and do
Level is disturbed, and then the network quality of 3G and 4G in the region can be improved.
It should be noted that its in the device of the determination antenna-feed parameter provided in the embodiment of the present invention corresponding to each unit
He accordingly describes, can be with the corresponding description in reference chart 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, and details are not described herein.
The embodiment of the method for above-mentioned offer may be implemented in the device of determining antenna-feed parameter provided in an embodiment of the present invention, specifically
Function realizes the explanation referred in embodiment of the method, and details are not described herein.Determining antenna-feed parameter provided in an embodiment of the present invention
Method and device can be adapted for the antenna-feed parameter according to 3G cells, determine the antenna-feed parameter of the 4G cells of antenna feeder altogether.But no
It is only limitted to this.
One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in a computer read/write memory medium
In, the program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, all answer by the change or replacement that can be readily occurred in
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of method of determining antenna-feed parameter, which is characterized in that including：
According to radio transmission model, the theoretical coverage radius of 3rd generation mobile communication technology 3G cells is determined；
According to user's measurement report MR data, the practical covering radius of 3G cells is determined；
According to the theoretical coverage radius of the 3G cells, the practical covering radius of the 3G cells and first threshold, institute is corrected
Radio transmission model is stated, the radio transmission model after being corrected；
The parameter information for the 4G cells that antenna feeder is total to the 3G cells is obtained, and according to 4G cell parameter informations and described
Radio transmission model after correction determines the covering radius of the 4G cells；
According to the practical covering radius of the 3G cells and the covering radius of the 4G cells, the antenna feeder of the 4G cells is determined
The antenna-feed parameter of parameter, the 4G cells includes at least：The tilt angled down of 4G cell respective antennas.
2. the method for determining antenna-feed parameter according to claim 1, which is characterized in that according to radio transmission model, determine
It the step of theoretical coverage radius of 3rd generation mobile communication technology 3G cells, specifically includes：
The parameter information of the 3G cells is obtained, the parameter information of the 3G cells is used to determine the covering half of the 3G cells
Diameter；
According to formulaDetermine the theoretical coverage half of the 3G cells
Diameter, wherein a (hr)=(1.11lgf-0.7) hr-1.56lgfc+ 0.8, Lpath=TX+G-RXmin- L, htAntenna height and height above sea level
The sum of drop, hrFor user equipment height above sea level, CxFor the correction factor of different scenes, fcFor antenna-feeder system centre frequency, f is
The working frequency of antenna-feeder system, TX are the transmission power of base station side antenna, and G is the gain of antenna, RXminFor connecing for user equipment
Sensitivity is received, L is user equipment corresponding loss of signal under different scenes；
It is described according to user's measurement report MR data, before the step of determining the practical covering radius of 3G cells, further include：
Determine the affiliated scene of current area and the cell-edge of the current area；
Obtain the corresponding MR data of user equipment in the current area.
3. the method for determining antenna-feed parameter according to claim 2, which is characterized in that described according in the current area
The corresponding MR data of user equipment, specifically include the step of determining the practical covering radius of 3G cells：
Determine the corresponding MR data of the user equipment, wherein the corresponding received signal code power RSCP's of the user equipment
Value belongs to the corresponding section of cell-edge of the current area；
Obtain the user equipment currently corresponding position coordinates；
According to formulaDetermine that the practical covering radius of the 3G cells, R2 are actually covering for the current area
Lid radius, dnFor the distance between the user equipment and the current area；
According to the theoretical coverage radius of the 3G cells, the practical covering radius of the 3G cells and first threshold, institute is corrected
State radio transmission model, the step of radio transmission model after being corrected before, further include：
Judge | (R1-R2)/R2 | whether it is more than the first threshold, wherein R1 is the theoretical coverage radius of the 3G cells, R2
For the practical covering radius of the 3G cells；
According to the theoretical coverage radius of the 3G cells, the practical covering radius of the 3G cells and first threshold, institute is corrected
Radio transmission model is stated, the step of radio transmission model after being corrected, is specifically included：
If described | (R1-R2)/R2 | it is more than the first threshold, is constantly increasing as unit of 1db or reduces the L's
Value corrects the radio transmission model until R1 is equal to R2 to realize.
4. the method for determining antenna-feed parameter according to claim 1, which is characterized in that according to actually covering for the 3G cells
The covering radius of lid radius and the 4G cells, specifically includes the step of determining the antenna-feed parameter of the 4G cells：
The height above sea level drop of antenna height and the antenna and the user equipment is obtained, the antenna is the 3G cells and institute
State the co-located antenna of 4G cells；
According to formula Δ α=| α-α 1 |, determine 4G cells respective antenna tilt angled down adjustment amplitude, the α=arcsin
(dv/R2)、α1=arcsin (dv/R3)、dv=hv+hs、hvFor the antenna height, hsFor the antenna and the user equipment
Height above sea level drop, R2 is the practical covering radius for the 4G cells that practical covering radius, the R3 of the 3G cells of total antenna feeder are total antenna feeder；
Amplitude is adjusted according to the 4G cells respective antenna tilt angled down, determines the corresponding angle of declination of the antenna.
5. the method for determining antenna-feed parameter according to claim 1, which is characterized in that the reality according to the 3G cells
The covering radius of border covering radius and the 4G cells further includes after the step of determining the antenna-feed parameter of the 4G cells：
According to the MR data, determine that 3G overlapping coverage cell numbers and soft-switch proportion, the 3G overlappings coverage cell number are
The number of cells of covering Chong Die with presently described 3G cells generation；
It is overlapped coverage cell number and the soft-switch proportion according to the 3G, judges whether the day for adjusting the current 3G cells
Feedforward parameter, the antenna-feed parameter of the current 3G cells include the angle of declination of the current 3G cells respective antenna；
If the antenna-feed parameter of the adjustment current 3G cells, the adjustment is determined according to the antenna-feed parameter of the current 3G cells
The covering radius of the current 3G cells afterwards；
The covering radius of current 4G cells is determined according to the covering radius of the current 3G cells, wherein the current 3G cells
Covering radius is identical as the current covering radius of 4G cells；
According to the covering radius of the 4G cells, the angle of declination of the 4G cells respective antenna is determined.
6. a kind of device of determining antenna-feed parameter, which is characterized in that including：
Determination unit, for according to radio transmission model, determining the theoretical coverage radius of 3rd generation mobile communication technology 3G cells；
The determination unit is additionally operable to, according to user's measurement report MR data, determine the practical covering radius of 3G cells；
Unit is corrected, the theoretical coverage radiuses of the 3G cells for determining according to the determination unit, the 3G cells
Practical covering radius and first threshold correct the radio transmission model, the radio transmission model after being corrected；
Acquiring unit, the parameter information for obtaining the 4G cells for being total to antenna feeder with the 3G cells；
The determination unit is additionally operable to the 4G cell parameter informations obtained according to the acquiring unit and correction list
Radio transmission model after the correction that member obtains determines the covering radius of the 4G cells；
The determination unit is additionally operable to the covering radius of the practical covering radius and the 4G cells according to the 3G cells,
Determine that the antenna-feed parameter of the 4G cells, the antenna-feed parameter of the 4G cells include at least：The angle of declination of 4G cell respective antennas
Degree.
7. the device of determining antenna-feed parameter according to claim 6, which is characterized in that the determination unit includes：It obtains
Module, determining module；
The acquisition module, the parameter information for obtaining the 3G cells, the parameter information of the 3G cells is for determining institute
State the covering radius of 3G cells；
The determining module, for according to formulaDetermine the 3G
The theoretical coverage radius of cell, wherein a (hr)=(1.11lgf-0.7) hr-1.56lgfc+ 0.8, Lpath=TX+G-RXmin- L,
htThe sum of antenna height and height above sea level drop, hrFor user equipment height above sea level, CxFor the correction factor of different scenes, fcFor antenna feeder
System centre frequency, f are the working frequency of antenna-feeder system, and TX is the transmission power of base station side antenna, and G is the gain of antenna,
RXminFor the receiving sensitivity of user equipment, L is user equipment corresponding loss of signal under different scenes；
The determination unit is additionally operable to determine the affiliated scene of current area and the cell-edge of the current area；
The acquiring unit is additionally operable to obtain the corresponding MR data of user equipment in the current area.
8. the device of determining antenna-feed parameter according to claim 7, which is characterized in that
The determining module is additionally operable to determine the corresponding MR data of the user equipment, wherein the user equipment is corresponding to be connect
The value of receiving number power RSCP belongs to the corresponding section of cell-edge of the current area；
The acquisition module is additionally operable to obtain the user equipment currently corresponding position coordinates；
The determining module, is additionally operable to according to formulaDetermine that the practical covering radius of the 3G cells, R2 are
The practical covering radius of the current area, dnFor the distance between the user equipment and the current area；
Described device further includes：Judging unit；
The judging unit, for judging | (R1-R2)/R2 | whether it is more than the first threshold, wherein R1 is the 3G cells
Theoretical coverage radius, R2 be the 3G cells practical covering radius；
The correction unit is additionally operable to when described | (R1-R2)/R2 | it is more than the first threshold, is constantly increased as unit of 1db
Add or reduce the value of the L, until R1 is equal to R2, the radio transmission model is corrected to realize.
9. the device of determining antenna-feed parameter according to claim 6, which is characterized in that
The acquisition module is additionally operable to obtain the height above sea level drop of antenna height and the antenna and the user equipment, described
Antenna is the 3G cells and the co-located antenna of the 4G cells；
The determining module, be additionally operable to according to formula Δ α=| α-α 1 |, determine 4G cells respective antenna tilt angled down adjustment
Amplitude, α=arcsin (dv/R2)、α1=arcsin (dv/R3)、dv=hv+hs、hvFor the antenna height, hsIt is described
The height above sea level drop of antenna and the user equipment, R2 are the 4G that practical covering radius, the R3 of the 3G cells of total antenna feeder are total antenna feeder
The practical covering radius of cell；
The determining module is additionally operable to adjust amplitude according to the 4G cells respective antenna tilt angled down, determines the antenna pair
The angle of declination answered.
10. the device of determining antenna-feed parameter according to claim 8, which is characterized in that
The determination unit is additionally operable to, according to the MR data, determine 3G overlapping coverage cell numbers and soft-switch proportion, described
3G is overlapped the number of cells that coverage cell number is covering Chong Die with presently described 3G cells generation；
The judging unit is additionally operable to be overlapped coverage cell number and the soft-switch proportion according to the 3G, judges whether to adjust
The antenna-feed parameter of the antenna-feed parameter of the whole current 3G cells, the current 3G cells includes the current 3G cells respective antenna
Angle of declination；
The determination unit is additionally operable to when adjusting the antenna-feed parameter of the current 3G cells, according to the current 3G cells
Antenna-feed parameter determines the covering radius of the current 3G cells after the adjustment；
The determination unit is additionally operable to determine the covering radius of current 4G cells according to the covering radius of the current 3G cells,
The covering radius of the wherein described current 3G cells is identical as the current covering radius of 4G cells；
The determination unit is additionally operable to, according to the covering radius of the 4G cells, determine having a down dip for the 4G cells respective antenna
Angle.
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| CN108271166B (en) * | 2016-12-31 | 2021-09-03 | 中国移动通信集团河北有限公司 | Coverage optimization method and device for communication network |
| CN109874148B (en) * | 2017-12-01 | 2022-10-18 | 中国移动通信集团四川有限公司 | Antenna feeder anomaly detection method, device and system and computer equipment |
| CN109996238B (en) * | 2017-12-29 | 2022-04-01 | 中国移动通信集团上海有限公司 | C-RAN network planning method and device |
| CN108601029B (en) * | 2018-03-15 | 2021-03-12 | 中国联合网络通信集团有限公司 | Base station construction evaluation method and device |
| CN110461005B (en) * | 2019-08-09 | 2022-11-22 | 中国联合网络通信集团有限公司 | Cell optimization method, device, equipment and storage medium |
| CN113452426B (en) * | 2020-03-27 | 2023-03-31 | 中国移动通信有限公司研究院 | Signal transmission method, device, network equipment and storage medium |
| CN114079929B (en) * | 2020-08-21 | 2023-08-15 | 中国移动通信集团重庆有限公司 | Cell coverage adjusting method and wireless access network system |
| CN115119245A (en) * | 2021-03-17 | 2022-09-27 | 中国移动通信集团山东有限公司 | Antenna feeder problem checking method and equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060689A (en) * | 2007-05-17 | 2007-10-24 | 华为技术有限公司 | A method and equipment for planning the communication system network |
| CN101478762A (en) * | 2009-01-21 | 2009-07-08 | 西安方诚通讯技术服务有限公司 | Mobile communication network coverage simulation interactive regulation method based on GIS |
| CN101986742A (en) * | 2010-09-26 | 2011-03-16 | 北京交通大学 | Global system for mobile communications for railway (GSM-R) network planning method for railway marshalling stations and radio-sharing sections |
| CN102883332A (en) * | 2011-07-14 | 2013-01-16 | 中国移动通信集团河南有限公司 | Method and device for determining base station site |
| CN102883338A (en) * | 2011-07-11 | 2013-01-16 | 同济大学 | Correction method for propagation model in TD-LTE system |
| CN104410978A (en) * | 2014-11-14 | 2015-03-11 | 中国联合网络通信集团有限公司 | Method and device of evaluating site planning |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011114372A1 (en) * | 2010-03-17 | 2011-09-22 | 富士通株式会社 | Mobile communication system, base station, and cell coverage control method |
-
2015
- 2015-07-02 CN CN201510383116.2A patent/CN105072640B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060689A (en) * | 2007-05-17 | 2007-10-24 | 华为技术有限公司 | A method and equipment for planning the communication system network |
| CN101478762A (en) * | 2009-01-21 | 2009-07-08 | 西安方诚通讯技术服务有限公司 | Mobile communication network coverage simulation interactive regulation method based on GIS |
| CN101986742A (en) * | 2010-09-26 | 2011-03-16 | 北京交通大学 | Global system for mobile communications for railway (GSM-R) network planning method for railway marshalling stations and radio-sharing sections |
| CN102883338A (en) * | 2011-07-11 | 2013-01-16 | 同济大学 | Correction method for propagation model in TD-LTE system |
| CN102883332A (en) * | 2011-07-14 | 2013-01-16 | 中国移动通信集团河南有限公司 | Method and device for determining base station site |
| CN104410978A (en) * | 2014-11-14 | 2015-03-11 | 中国联合网络通信集团有限公司 | Method and device of evaluating site planning |
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