CN104918266B - A kind of uplink outer interference detection method and device - Google Patents
A kind of uplink outer interference detection method and device Download PDFInfo
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- CN104918266B CN104918266B CN201410087677.3A CN201410087677A CN104918266B CN 104918266 B CN104918266 B CN 104918266B CN 201410087677 A CN201410087677 A CN 201410087677A CN 104918266 B CN104918266 B CN 104918266B
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Abstract
The invention discloses a kind of uplink outer interference detection method and devices, wherein the described method includes: acquisition traffic statistics；Doubtful cell is interfered according to the accounting of interference fringe band4 and band5 and telephone traffic screening；The information for interfering doubtful cell is obtained, the information includes interfering the base station position information, azimuth information and neighboring BS relationship of doubtful cell；The location logic hierarchical relationship for interfering doubtful cell and peripheral cell is determined according to the information；By interfering the situation that is disturbed of doubtful cell periphery cell, determination is the doubtful cell of interference of uplink outer interference.
Description
Technical field
The present invention relates to mobile communication technology more particularly to a kind of uplink outer interference detection methods and device.
Background technique
Increasing rapidly for mobile communication subscriber brings the rapid expanding of mobile communications network scale, with network size
Constantly expand, different degrees of rising occur therewith in network interference levels.
Interference problem be always influence network quality one of principal element, interference will lead to call failure, matter difference noise,
The problems such as call drop etc., customer perception is seriously affected, is the very crucial problem for causing network quality to decline.Interference is divided into uplink
Interference and downlink interference, downlink interference is mainly the frequency interferences in net, and the type of uplink interference is very more, predominantly equipment
Interference caused by hidden failure, cover the interference of extension device, Intermodulation Interference, the interference of other communication systems (such as CDMA, GSM) with
And private outfit amplifier interference etc., fault location is relatively troublesome, and workload is also big.
The analysis of existing uplink outer interference, depends on upstream frequency scan data, as FAS data mostly.But in net
During network measures, inevitably encounter various problems, for example, sampling number not enough, base station failure itself and other idols
The problem of right factor causes, these problems directly affect the comprehensive accuracy of measurement data, so that measurement data is difficult to really
Accurately reflect network condition.Upstream frequency scanning survey function is supported in not every instrument factory commercial city simultaneously, for not upper
The manufacturer of line frequency scanning survey function, analysis uplink outer interference method it is very limited, more dependence technical staff's experience and
Live sweep generator data, positioning investigation efficiency are relatively low.
Summary of the invention
To solve existing technical problem, the embodiment of the present invention provides a kind of uplink outer interference detection method and dress
It sets.
The embodiment of the present invention provides a kind of uplink outer interference detection method, which comprises
Acquire traffic statistics；
Doubtful cell is interfered according to the accounting of interference fringe band4 and band5 and telephone traffic screening；
The information for interfering doubtful cell is obtained, the information includes interfering the base station position information of doubtful cell, azimuth
Information and neighboring BS relationship；
The location logic hierarchical relationship for interfering doubtful cell and peripheral cell is determined according to the information；
By interfering the situation that is disturbed of doubtful cell periphery cell, determination is that the interference of uplink outer interference is doubtful small
Area.
The embodiment of the present invention provides a kind of uplink outer interference detecting apparatus, and described device includes:
Acquisition unit, for acquiring traffic statistics；
Screening unit, for interfering doubtful cell according to the screening of the accounting and telephone traffic of interference fringe band4 and band5；
Obtaining unit, for obtaining the information for interfering doubtful cell, the information includes interfering the base station position of doubtful cell
Confidence breath, azimuth information and neighboring BS relationship；
First determination unit, for determining the location logic level for interfering doubtful cell and peripheral cell according to the information
Relationship；
Second determination unit, for being disturbed situation by the doubtful cell periphery cell of interference, determination is uplink outer
The doubtful cell of the interference of interference.
From the foregoing, it will be observed that technical solution of the present invention includes: acquisition traffic statistics；According to interference fringe band4 and
Doubtful cell is interfered in accounting and the telephone traffic screening of band5；The information for interfering doubtful cell is obtained, the information includes that interference is doubted
Like the base station position information, azimuth information and neighboring BS relationship of cell；It is determined according to the information and interferes doubtful cell and periphery
The location logic hierarchical relationship of cell；By interfering the situation that is disturbed of doubtful cell periphery cell, determination is that uplink outer is dry
The doubtful cell of the interference disturbed.The present invention can verify network as a result, accurately find out there may be uplink outer interference
Cell, and do not restricted by plant equipment.
Detailed description of the invention
Fig. 1 is a kind of flow diagram of the first embodiment of uplink outer interference detection method provided by the invention；
Fig. 2 is that the embodiment of the present invention determines that the process for interfering the location logic hierarchical relationship of doubtful cell and peripheral cell is shown
It is intended to；
When Fig. 3 is that Target cell of the present invention is located at source cell upper right side, source cell, Target cell and ray angle are calculated
Schematic diagram；
When Fig. 4 is that Target cell of the present invention is located at source cell lower right, source cell, Target cell and ray angle are calculated
Schematic diagram；
When Fig. 5 is that Target cell of the present invention is located at source cell upper left side, source cell, Target cell and ray angle are calculated
Schematic diagram；
When Fig. 6 is that Target cell of the present invention is located at source cell lower left, source cell, Target cell and ray angle are calculated
Schematic diagram；
Fig. 7 is a kind of flow diagram of the second embodiment of uplink outer interference detection method provided by the invention；
Fig. 8 is a kind of structural schematic diagram of the embodiment of uplink outer interference detecting apparatus provided by the invention.
Specific embodiment
The first embodiment of a kind of uplink outer interference detection method provided by the invention, as shown in Figure 1, the method packet
It includes:
Step 101, acquisition traffic statistics；
Here, the band statistics of BSC is collected, it is band1, band2, band3 respectively that band statistics, which is divided into 5 grades,
Band4 and band5, in traffic measurement, the corresponding counter title of different equipment manufacturers can be different, but meaning is
It is identical.
Step 102 interferes doubtful cell according to the screening of the accounting and telephone traffic of interference fringe band4 and band5；
Specifically, calculating, band4 and band5 proportion is more than thresholding and telephone traffic is more than the cell of thresholding.
Herein, each threshold value is default value, need to be modified according to the actual situation.
Step 103 obtains the information for interfering doubtful cell, and the information includes that the base station location of doubtful cell is interfered to believe
Breath, azimuth information and neighboring BS relationship；
Step 104 determines the location logic hierarchical relationship for interfering doubtful cell and peripheral cell according to the information；
Here, the location logic hierarchical relationship that interference doubtful cell and peripheral cell is determined according to the information, such as
Shown in Fig. 2, comprising:
1041, the Target cell for interfering doubtful cell is obtained, the doubtful cell of interference is source cell, the Target cell
For the adjacent area of source cell；
Specifically, the point centered on base station where source cell, Target cell is the adjacent area of source cell, only considers GSM900,
And indoor station does not count.
1042, judge the orientation angular dependence of source cell and Target cell；
Here, the orientation angular dependence refer to two cells towards relationship, for characterizing the characteristic of cell；The orientation
Angular dependence is divided into: face, side pair, in the same direction and backwards；
1043, the relative positional relationship of Target cell and source cell is judged according to longitude and latitude；
Relative positional relationship particularly may be divided into: upper right side and surface of the Target cell in source cell；Target cell is in source
The lower right of cell and front-right；Upper left side and front-left of the Target cell in source cell；Lower-left of the Target cell in source cell
Side and underface；
1044, it is directed to each relative positional relationship, calculates separately the azimuth of source cell and Target cell and by source cell
With the angle of the ray of Target cell；
It specifically includes: the ray for passing through Target cell using source cell as starting point A, is drawn, to above-mentioned four kinds of relative positions
Relationship calculates separately the azimuth of source cell and Target cell and the angle of drawn ray.Using longitude as X-axis, latitude is built for Y-axis
Vertical two-dimensional coordinate system, if the coordinate of source cell and Target cell is respectively (LonA, LatA) and (LonB, LatB), in coordinate
Make point P at (LonB, LatA), and the distance of point P to source cell is d1, the distance of point P to Target cell is that d2, d1 and d2 are
The length of line segment can be calculated by longitude and latitude；Enabling source cell azimuth is α, and the azimuth of Target cell is that θ, α and θ are
The amount of knowing, it is available by basic data；Ray and the angle of Y-axis are β, and the angle of source cell and ray is γ, Target cell with
The angle of ray is δ.
B, according to the two-dimensional coordinate system built, judge the relative positional relationship of source cell and Target cell, it is assumed that source cell
All on the Northern Hemisphere with Target cell, then have: if LatB >=LatA and LonB >=LonA, Target cell is located at source cell
Upper right side；If LatB >=LatA and LonB=< LonA, then Target cell is located at the upper left side of source cell；If LatB=<
LatA and LonB > LonA, then Target cell is located at the lower right of source cell；If LatB=< LatA and LonB < LonA,
Then Target cell is located at the lower left of source cell.
C, the angle for calculating separately source cell and ray is γ, and the angle of Target cell and ray is δ:
1, when Target cell is located at source cell upper right side, as shown in figure 3, there is β=arctan (d1/d2), work as Target cell
β=0 when right above source cell；
If α≤β, angle γ=β-α of source cell and ray, and angle is located at the upper right side of ray；
If angle γ=alpha-beta of α > β, and alpha-beta≤π, source cell and ray, and angle is located at the lower left of ray；
If the π of angle γ=2-(alpha-beta) of α > β, and alpha-beta > π, source cell and ray, and angle is located at the upper right side of ray；
Similarly,
If angle δ=β-θ of θ≤β Target cell and ray, and angle is located at the upper right side of ray；
If angle δ=θ-β of θ > β, and θ-β≤π, Target cell and ray, and angle is located at the lower left of ray；
If the π of angle δ=2-(θ-β) of θ > β, and θ-β > π, Target cell and ray, and angle is located at the upper right of ray
Side；
2, when Target cell is located at the lower right of source cell, as shown in figure 4, there is β=π-arctan (d1/d2).Work as target
Cell β=pi/2 in source cell front-right；
If α≤β, angle γ=β-α of source cell and ray, and angle is located at the upper right side of ray；
If angle γ=alpha-beta of α > β, and alpha-beta≤π, source cell and ray, and angle is located at the lower left of ray；
If the π of angle γ=2-(alpha-beta) of α > β, and alpha-beta > π, source cell and ray, and angle is located at the upper right side of ray；
Similarly,
If angle δ=β-θ of θ≤β Target cell and ray, and angle is located at the upper right side of ray；
If angle δ=θ-β of θ > β, and θ-β≤π, Target cell and ray, and angle is located at the lower left of ray；
If the π of angle δ=2-(θ-β) of θ > β, and θ-β > π, Target cell and ray, and angle is located at the upper right of ray
Side；
3, when upper left side when Target cell in source cell, as shown in figure 5, there is β=arctan (d1/d2), work as Target cell
β=pi/2 when front-left in source cell；
If angle γ=alpha+beta of alpha+beta≤π, source cell and ray, and angle is located at the upper right side of ray；
If the π of angle γ=2-(alpha+beta) of π < alpha+beta≤2 π, source cell and ray, and angle is located at the lower left of ray；
If the angle γ of 2 π of alpha+beta >, source cell and ray=(alpha+beta) -2 π, and angle is located at the upper right side of ray；
Similarly,
If angle δ=θ+β of θ+β≤π, Target cell and ray, and angle is located at the upper right side of ray；
If the π of angle δ=2-(θ+β) of the π < θ π of+β≤2, Target cell and ray, and angle is located at the lower left of ray；
If the angle δ of 2 π of θ+β >, Target cell and ray=(θ+β) -2 π, and angle is located at the upper right side of ray；
4, when lower left when Target cell in source cell, as shown in fig. 6, having β=π-arctan (d1/d2), when target is small
β=π when area is immediately below source cell；
If angle γ=alpha+beta of alpha+beta≤π, source cell and ray, and angle is located at the upper right side of ray；
If the π of angle γ=2-(alpha+beta) of π < alpha+beta≤2 π, source cell and ray, and angle is located at the lower left of ray；
If the angle γ of 2 π of alpha+beta >, source cell and ray=(alpha+beta) -2 π, and angle is located at the upper right side of ray；
Similarly,
If angle δ=θ+β of θ+β≤π, Target cell and ray, and angle is located at the upper right side of ray；
If the π of angle δ=2-(θ+β) of the π < θ π of+β≤2, Target cell and ray, and angle is located at the lower left of ray；
If the angle δ of 2 π of θ+β >, Target cell and ray=(θ+β) -2 π, and angle is located at the upper right side of ray；
1045, according to the angled relationships of source cell and Target cell and ray, judge the orientation of source cell and Target cell
Relationship；
Here, the position relation refers to two cell geographical location relationships.
Specifically, judging that the angle of source cell and Target cell and ray is the ipsilateral or heteropleural in ray, if angle
γ and δ is respectively positioned on the upper right side or lower left of ray, then is otherwise heteropleural to be ipsilateral；
The position relation of source cell and Target cell is judged according to the relationship of γ and δ, if:
Meet when ipsilateral: meeting when γ+(π-δ)≤pi/2 or heteropleural: γ +≤π/4 (π-δ), then source cell and target are small
Area is face relationship；
Meet when ipsilateral: meeting when pi/2 < γ+(π-δ)≤3 π/4 or heteropleural: the < of π/4 γ+(π-δ)≤pi/2, then source
Cell and Target cell are side to relationship；
Meet when ipsilateral: the < of 3 π/4 γ+(π-δ)≤3 pi/2s, then source cell and Target cell are correlation between the accumulation rate and speed；
Meet when ipsilateral: 3 pi/2 < γ+(π-δ)≤2 π or when heteropleural meet: pi/2 < γ+(π-δ)≤2 π, then source is small
Area and Target cell are backwards to relationship.
1046, according to the distance and orientation angular dependence of source cell and Target cell, the logical level relationship of minizone is obtained.
Assuming that the station spacing of certain districts and cities is D, and comprehensively consider above-mentioned calculated position relation, provides the logic of minizone
Hierarchical relationship is specifically shown in Table 1:
Table 1
Step 105, the situation that is disturbed by interfering doubtful cell periphery cell, determination are the interference of uplink outer interference
Doubtful cell.
In one embodiment, the method also includes: pass through the doubtful cell periphery cell of interference is disturbed situation, determines
The confidence level being disturbed.
In one embodiment, the method also includes:
By interfering the situation that is disturbed of doubtful cell periphery cell, whether in flakes interference is determined, when the interference is doubtful small
Area is disturbed to be occurred in flakes, determines interference center cell according to the degree of interference.
In one embodiment, described to be disturbed situation by the doubtful cell periphery cell of interference, determination is uplink outer
The doubtful cell of interference of interference, determines that interference center cell includes: at the determining confidence level being disturbed
1, the Target cell that degree of disturbance transfinites is extracted；
Here, determining the Target cell for needing to pay close attention to, i.e., which peripheral cell doubtful interfered cell has need to pay close attention to,
And the position relation of Target cell and source cell is provided according to the calculating step of upper step, including same station, face, side pair, in the same direction and
Backwards；Degree of disturbance transfinites the degree of disturbance > frequency point interference threshold for referring to while requiring each frequency point.
2, when interference transfinites Target cell number greater than 1, judge whether the Target cell that degree of disturbance transfinites is same stand entirely
Cell；
3, when the Target cell that degree of disturbance transfinites is with station cell entirely, judge source cell and Target cell degree of disturbance it
Whether the first threshold value is greater than, if being then external disturbance, and during confidence level is；If not but sum of the two is greater than second
Limit value is also external disturbance, with a low credibility；Shown first threshold value is greater than the second threshold value；
4, when the Target cell that degree of disturbance transfinites is not all with station cell, judge the degree of disturbance of source cell and Target cell
Size extracts the highest cell of degree of disturbance as interference center cell；
Here, if existing simultaneously multiple maximum values, appoint and take one.
If the number for 5, interfering the degree of disturbance of center cell and other cell residue cells to be greater than third threshold value is greater than 3
It is a, and degree of disturbance be greater than third threshold value other cells be respectively positioned on interference center cell first layer, then this center cell and
The interference for the cell that the interference of its periphery is transfinited is to interfere in flakes as caused by external disturbance, and confidence level is height；
If the number for 6, interfering the degree of disturbance of center cell and other cell residue cells to be greater than third threshold value is less than etc.
In 3, or interference center cell and other cell residue cells degree of disturbance be greater than third threshold value number be greater than 3 but
Other cells that degree of disturbance is greater than third threshold value are not respectively positioned on the first layer of interference center cell, then calculate separately center cell
Logical relation meets the first degree of disturbance average value E1 of the cell of first layer, meets the second of the cell of the second layer referring to table 1
Degree of disturbance average value E2 meets the third degree of disturbance average value E3 of the cell of third layer, if E1 >=E2 >=E3 is set up, in this
The interference for the cell that heart cell and its periphery interference are transfinited is to interfere in flakes as caused by external disturbance, and confidence level is height.
Here, the cell for participating in degree of disturbance mean value calculation is that degree of disturbance transfinites cell.
A kind of second embodiment of uplink outer interference detection method provided by the invention, which comprises
A. traffic statistics data are collected；
B. doubtful cell is interfered according to the accounting of interference fringe 4-5 and telephone traffic screening；
C. the information of the doubtful cell of input nonlinearities, this information include interfering the base station position information of doubtful cell, azimuth
Information and neighboring BS relationship；
D. the location logic hierarchical relationship for interfering doubtful cell and peripheral cell is determined according to above- mentioned information；
E. it by interfering the situation that is disturbed of doubtful cell periphery cell, determines and interferes whether doubtful cell is uplink outer
Interference, in flakes and the confidence level that is disturbed whether interference；
Occur in flakes if F. the doubtful cell of the interference is disturbed, interference center is determined according to the degree of interference
Cell.
In step D, the location logic hierarchical relationship for interfering doubtful cell and peripheral cell is determined according to cell essential information,
Its method is as follows:
Obtain the Target cell of source cell (interfering doubtful cell): using base station where source cell as center point target cell
For the adjacent area (only considering GSM900, and indoor station does not count) of source cell, the side of source cell and Target cell is then judged
Parallactic angle relationship.Azimuth relation are as follows: face, side pair, in the same direction and backwards.
The relative positional relationship that Target cell and source cell are judged according to longitude and latitude, particularly may be divided into:
I. upper right side (include Target cell source cell right above the case where) of the Target cell in source cell；
Ii. lower right (include Target cell in source cell front-right the case where) of the Target cell in source cell；
Iii. upper left side (include Target cell in source cell front-left the case where) of the Target cell in source cell；
Iv. lower left (include Target cell source cell immediately below the case where) of the Target cell in source cell；
The ray for passing through Target cell using source cell as starting point is drawn, to four kinds of positional relationships in step b, respectively
Calculate the azimuth of source cell and Target cell and the angle of drawn ray.
According to the angled relationships of source cell and Target cell and ray, the position relation of source cell and Target cell is judged.
According to the distance and orientation angular dependence of source cell and Target cell, the logical level relationship of minizone is provided.
The step of position relation of the judgement source cell and Target cell, is as follows:
1) ray for passing through Target cell using source cell as starting point is drawn, to four kinds of positional relationships in step b, respectively
Calculate the azimuth of source cell and Target cell and the angle of drawn ray.Using longitude as X-axis, latitude is that Y-axis establishes two dimension seat
Mark system, if the coordinate of source cell and Target cell is respectively (LonA, LatA) and (LonB, LatB), at coordinate (LonB, LatA)
Place makees point P, and separately the distance of point P to source cell is d1, and the distance of point P to Target cell is d2, and enabling source cell azimuth is α,
The azimuth of Target cell is θ, and the angle of ray and Y-axis is β, and the angle of source cell and ray is γ, Target cell and ray
Angle be δ.
2) two-dimensional coordinate system built according to step 1) judges the relative positional relationship of source cell and Target cell, it is assumed that
Source cell and Target cell all on the Northern Hemisphere, then have: if LatB >=LatA and LonB >=LonA, Target cell is located at source
The upper right side of cell；If LatB >=LatA and LonB=< LonA, then Target cell is located at the upper left side of source cell；If LatB
=< LatA and LonB > LonA, then Target cell is located at the lower right of source cell；If LatB=< LatA and LonB <
LonA, then Target cell is located at the lower left of source cell.
3) calculating separately the angle of source cell and ray according to step 1) and step 2 is γ, the folder of Target cell and ray
Angle is δ:
When Target cell is located at source cell upper right side, there is β=arctan (d1/d2)
If α≤β, angle γ=β-α of source cell and ray, and angle is located at the upper right side of ray；
If angle γ=alpha-beta of α > β, and alpha-beta≤π, source cell and ray, and angle is located at the lower left of ray；
If the π of angle γ=2-(alpha-beta) of α > β, and alpha-beta > π, source cell and ray, and angle is located at the upper right of ray
Side；
Similarly,
If angle δ=β-θ of θ≤β Target cell and ray, and angle is located at the upper right side of ray；
If angle δ=θ-β of θ > β, and θ-β≤π, Target cell and ray, and angle is located at the lower left of ray；
If the π of angle δ=2-(θ-β) of θ > β, and θ-β > π, Target cell and ray, and angle is located at the upper right of ray
Side；
When Target cell is located at the lower right of source cell, there is β=π-arctan (d1/d2)
If α≤β, angle γ=β-α of source cell and ray, and angle is located at the upper right side of ray；
If angle γ=alpha-beta of α > β, and alpha-beta≤π, source cell and ray, and angle is located at the lower left of ray；
If the π of angle γ=2-(alpha-beta) of α > β, and alpha-beta > π, source cell and ray, and angle is located at the upper right of ray
Side；
Similarly,
If angle δ=β-θ of θ≤β Target cell and ray, and angle is located at the upper right side of ray；
If angle δ=θ-β of θ > β, and θ-β≤π, Target cell and ray, and angle is located at the lower left of ray；
If the π of angle δ=2-(θ-β) of θ > β, and θ-β > π, Target cell and ray, and angle is located at the upper right of ray
Side；
When upper left side of the Target cell in source cell, there is β=arctan (d1/d2),
If angle γ=alpha+beta of alpha+beta≤π, source cell and ray, and angle is located at the upper right side of ray；
If the π of angle γ=2-(alpha+beta) of π < alpha+beta≤2 π, source cell and ray, and angle is located at the lower left of ray；
If the angle γ of 2 π of alpha+beta >, source cell and ray=(alpha+beta) -2 π, and angle is located at the upper right side of ray；
Similarly,
If angle δ=θ+β of θ+β≤π, Target cell and ray, and angle is located at the upper right side of ray；
If the π of angle δ=2-(θ+β) of the π < θ π of+β≤2, Target cell and ray, and angle is located at the lower left of ray；
If the angle δ of 2 π of θ+β >, Target cell and ray=(θ+β) -2 π, and angle is located at the upper right side of ray；
When lower left of the Target cell in source cell, there is β=π-arctan (d1/d2),
If angle γ=alpha+beta of alpha+beta≤π, source cell and ray, and angle is located at the upper right side of ray；
If the π of angle γ=2-(alpha+beta) of π < alpha+beta≤2 π, source cell and ray, and angle is located at the lower left of ray；
If the angle γ of 2 π of alpha+beta >, source cell and ray=(alpha+beta) -2 π, and angle is located at the upper right side of ray；
Similarly,
If angle δ=θ+β of θ+β≤π, Target cell and ray, and angle is located at the upper right side of ray；
If the π of angle δ=2-(θ+β) of the π < θ π of+β≤2, Target cell and ray, and angle is located at the lower left of ray；
If the angle δ of 2 π of θ+β >, Target cell and ray=(θ+β) -2 π, and angle is located at the upper right side of ray；
4) angle for judging source cell and Target cell and ray is the ipsilateral or heteropleural in ray, if angle γ and δ
It is respectively positioned on the upper right side or lower left of ray, then is otherwise heteropleural to be ipsilateral；
5) position relation of source cell and Target cell is judged according to the relationship of γ and δ, if:
Meet when ipsilateral: meeting when γ+(π-δ)≤pi/2 or heteropleural: γ +≤π/4 (π-δ), then source cell and target
Cell is face relationship；
Meet when ipsilateral: meeting when pi/2 < γ+(π-δ)≤3 π/4 or heteropleural: the < of π/4 γ+(π-δ)≤pi/2, then source
Cell and Target cell are side to relationship；
Meet when ipsilateral: the < of 3 π/4 γ+(π-δ)≤3 pi/2s, then source cell and Target cell are correlation between the accumulation rate and speed；
Meet when ipsilateral: 3 pi/2 < γ+(π-δ)≤2 π or when heteropleural meet: pi/2 < γ+(π-δ)≤2 π, then source is small
Area and Target cell are backwards to relationship；
By interfering the disturbed condition of doubtful cell and its peripheral cell in step E, determine interfere doubtful cell whether be
In flakes whether uplink outer interference interfered, as shown in Figure 7, the method is as follows:
1) adjacent area of doubtful interfered cell is extracted, (which i.e. doubtful interfered cell has to the determining Target cell for needing to pay close attention to
Peripheral cell needs to pay close attention to), and the position relation of Target cell and source cell is provided according to the calculating step of upper step, including
Same station, face, side pair, in the same direction and backwards；
2) Target cell (while the degree of disturbance > frequency point interference threshold for requiring each frequency point) that degree of disturbance transfinites is extracted；
3) do you judge that the Target cell number that transfinites is interfered to be greater than 1? if so, continuing, if it is not, then terminating；
4) do you judge whether the Target cell that degree of disturbance transfinites is with station cell entirely? if so, continuing, if it is not, skipping to step
6)；
5) judge whether the sum of degree of disturbance of source cell and Target cell is greater than the first threshold value, if being then external dry
It disturbs, and during confidence level is；If not but sum of the two is greater than the second threshold value, is also external disturbance, with a low credibility；
6) judge the degree of disturbance size of source cell and Target cell, it is small as interference center to extract the highest cell of degree of disturbance
Area；
7) if the number for interfering the degree of disturbance of center cell and other cell residue cells to be greater than third threshold value is greater than 3
It is a, and degree of disturbance is greater than other cells of threshold value 3 and is located at the first layer of interference center cell, then this center cell and its periphery
The interference for interfering the cell to transfinite is to interfere in flakes as caused by external disturbance, and confidence level is height.If it is not, then continuing；
8) the degree of disturbance average value E1 that center cell logical relation meets the cell of first layer is calculated separately, the second layer is met
Cell degree of disturbance average value E2, meet the degree of disturbance average value E3 of the cell of third layer；
If it is by outside that the interference of the cell to transfinite is interfered on E1 >=E2 >=E3 establishment, this center cell and its periphery
It caused by interference, interferes in flakes, and confidence level is height.
The embodiment of a kind of uplink outer interference detecting apparatus provided by the invention, as shown in figure 8, described device includes:
Acquisition unit 801, for acquiring traffic statistics；
Screening unit 802, for interfering doubtful cell according to the screening of the accounting and telephone traffic of interference fringe band4 and band5；
Obtaining unit 803, for obtaining the information for interfering doubtful cell, the information includes interfering the base station of doubtful cell
Location information, azimuth information and neighboring BS relationship；
First determination unit 804, for determining the location logic for interfering doubtful cell and peripheral cell according to the information
Hierarchical relationship；
Here, first determination unit 804 interferes the Target cell of doubtful cell, the interference specifically for obtaining
Doubtful cell is source cell, and the Target cell is the adjacent area of source cell, judges the orientation angular dependence of source cell and Target cell,
The azimuth relation are as follows: face, side pair, in the same direction and backwards；
The relative positional relationship of Target cell and source cell is judged according to longitude and latitude；
It particularly may be divided into: upper right side and surface of the Target cell in source cell；Lower right of the Target cell in source cell
And front-right；Upper left side and front-left of the Target cell in source cell；Lower left and underface of the Target cell in source cell；
For each relative positional relationship, the azimuth of source cell and Target cell is calculated separately and by source cell and target
The angle of the ray of cell；
According to the angled relationships of source cell and Target cell and ray, the position relation of source cell and Target cell is judged；
According to the distance and orientation angular dependence of source cell and Target cell, the logical level relationship of minizone is obtained.
Second determination unit 805, for being disturbed situation by the doubtful cell periphery cell of interference, determination is outside uplink
The doubtful cell of interference of portion's interference.
In one embodiment, second determination unit 805 is also used to through the doubtful cell periphery cell of interference by dry
Situation is disturbed, determines the confidence level being disturbed.
In one embodiment, second determination unit 805 is also used to through the doubtful cell periphery cell of interference by dry
Situation is disturbed, whether in flakes interference is determined, occurs in flakes when the doubtful cell of the interference is disturbed, it is true according to the degree of interference
Make interference center cell.
In one embodiment, second determination unit 805, the Target cell to transfinite specifically for extracting degree of disturbance；
When interference transfinites Target cell number greater than 1, judge whether the Target cell that degree of disturbance transfinites is small with standing entirely
Area,
When the Target cell that degree of disturbance transfinites is with station cell entirely, the sum of the degree of disturbance of source cell and Target cell is judged
Whether the first threshold value is greater than, if being then external disturbance, and during confidence level is；If not but sum of the two is greater than the second thresholding
Value, is also external disturbance, with a low credibility；Shown first threshold value is greater than the second threshold value；
When the Target cell that degree of disturbance transfinites is not all with station cell, judge that the degree of disturbance of source cell and Target cell is big
It is small, the highest cell of degree of disturbance is extracted as interference center cell；
If the number for interfering the degree of disturbance of center cell and other cell residue cells to be greater than third threshold value is greater than 3,
And degree of disturbance is greater than other cells of third threshold value and is located at the first layer of interference center cell, then this center cell and its periphery
The interference for interfering the cell to transfinite is to interfere in flakes as caused by external disturbance, and confidence level is height；
When the number that the degree of disturbance of interference center cell and other cell residue cells is greater than third threshold value is less than or equal to 3
It is a, the first degree of disturbance average value E1 that center cell logical relation meets the cell of first layer is calculated separately, the second layer is met
Second degree of disturbance average value E2 of cell meets the third degree of disturbance average value E3 of the cell of third layer, if E1 >=E2 >=E3
Set up, then the interference of cell that this center cell and its periphery interference are transfinited be as caused by external disturbance, interference in flakes, and
Confidence level is height.
In conclusion the present invention from KPI statistics, in conjunction with cell essential information, and contains all possible covering
Range and disturbed condition are not in omit；The present invention has comprehensively considered cell neighboring BS relationship, is spaced level, relative position, side
Parallactic angle face, side to, in the same direction, backwards to etc. many factors, the verification range of area interference is accurately obtained, outside cell uplink
Interference is made that specific verification, can accurately reflect the annoyance level of cell；Using minizone orientation angular dependence and distance,
It solves the opposite position computational problem in minizone, further improves the accuracy of verification and optimization；Optimization model of the invention
Enclosing can freely be set by setting different threshold conditions.Simultaneously according to judgement as a result, provide interference confidence level, instruct
Optimization personnel's priority processing strong jamming cell reduces the influence to user；In terms of the actual running results, the present invention is to judging GSM
The accuracy rate of uplink outer interference is higher, and is not limited by plant equipment.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, the shape of hardware embodiment, software implementation or embodiment combining software and hardware aspects can be used in the present invention
Formula.Moreover, the present invention, which can be used, can use storage in the computer that one or more wherein includes computer usable program code
The form for the computer program product implemented on medium (including but not limited to magnetic disk storage and optical memory etc.).
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (12)
1. a kind of uplink outer interference detection method, which is characterized in that the described method includes:
Acquire traffic statistics；
According to the accounting and telephone traffic of interference fringe band4 and band5, doubtful cell is interfered in screening；
The information for interfering doubtful cell is obtained, the information includes interfering the base station position information of doubtful cell, azimuth information
And neighboring BS relationship；
The location logic hierarchical relationship for interfering doubtful cell and peripheral cell is determined according to the information；
Be disturbed situation and the location logic hierarchical relationship, determination by interfering doubtful cell periphery cell are uplink outers
The doubtful cell of the interference of interference, wherein it is described by interfere doubtful cell periphery cell be disturbed situation and the position is patrolled
Hierarchical relationship is collected, determination is the doubtful cell of interference of uplink outer interference, comprising:
The Target cell that degree of disturbance transfinites is extracted according to the location logic hierarchical relationship；
When interference transfinites Target cell number greater than 1, judge whether the Target cell that degree of disturbance transfinites is same station cell entirely,
When the Target cell that degree of disturbance transfinites is with station cell entirely, whether the sum of degree of disturbance of source cell and Target cell is judged
Greater than the first threshold value or the second threshold value, if then the Target cell is the doubtful cell of interference of uplink outer interference；Its
In, first threshold value is greater than the second threshold value.
2. the method according to claim 1, wherein the method also includes: pass through the doubtful cell periphery of interference
Cell is disturbed situation, determines the confidence level being disturbed.
3. according to the method described in claim 2, it is characterized in that, the method also includes:
By interfering the situation that is disturbed of doubtful cell periphery cell, whether in flakes interference is determined, when the doubtful cell institute of the interference
It is disturbed and occurs in flakes, interference center cell is determined according to the degree of interference.
4. according to the method described in claim 3, it is characterized in that, described determined according to the information interferes doubtful cell and week
The location logic hierarchical relationship of side cell includes:
The Target cell for interfering doubtful cell is obtained, the doubtful cell of interference is source cell, and the Target cell is source cell
Adjacent area；
Judge the orientation angular dependence of source cell and Target cell；
The relative positional relationship of Target cell and source cell is judged according to longitude and latitude；
For each relative positional relationship, the azimuth of source cell and Target cell is calculated separately and by source cell and Target cell
Ray angle；
According to the angled relationships of source cell and Target cell and ray, the position relation of source cell and Target cell is judged；
According to the distance and orientation angular dependence of source cell and Target cell, the logical level relationship of minizone is obtained.
5. according to the method described in claim 4, it is characterized in that, described by interfering being disturbed for doubtful cell periphery cell
Situation, determination are the doubtful cells of interference of uplink outer interference, are specifically included:
When the Target cell that degree of disturbance transfinites is with station cell entirely, whether the sum of degree of disturbance of source cell and Target cell is judged
Greater than first threshold value, if being then external disturbance, and during confidence level is；
If not but sum of the two is greater than the second threshold value, is also external disturbance, with a low credibility；First threshold value is greater than the
Two threshold values.
6. according to the method described in claim 5, it is characterized in that, described by interfering being disturbed for doubtful cell periphery cell
Situation, determination are the doubtful cells of interference of uplink outer interference, further include
When the Target cell that degree of disturbance transfinites is not all with station cell, the degree of disturbance size of source cell and Target cell is judged,
It extracts the highest cell of degree of disturbance in the doubtful cell of interference and is used as interference center cell；
If the number for interfering the degree of disturbance of center cell and other cell residue cells to be greater than third threshold value is greater than 3, and dry
Other cells that degree of disturbing is greater than third threshold value are respectively positioned on the first layer of interference center cell, then this center cell and its periphery are dry
The interference for disturbing the cell to transfinite is to interfere in flakes as caused by external disturbance, and confidence level is height；
If the number for interfering the degree of disturbance of center cell and other cell residue cells to be greater than third threshold value is less than or equal to 3,
Or the number for interfering the degree of disturbance of center cell and other cell residue cells to be greater than third threshold value is greater than 3 but degree of disturbance
Greater than the first layer that other cells of third threshold value are not respectively positioned on interference center cell, center cell logical relation is calculated separately
The the first degree of disturbance average value E1 for meeting the cell of first layer meets the second degree of disturbance average value E2 of the cell of the second layer, full
The third degree of disturbance average value E3 of the cell of sufficient third layer, if E1 >=E2 >=E3 is set up, this center cell and its periphery are dry
The interference for disturbing the cell to transfinite is to interfere in flakes as caused by external disturbance, and confidence level is height.
7. a kind of uplink outer interference detecting apparatus, which is characterized in that described device includes:
Acquisition unit, for acquiring traffic statistics；
Screening unit, for interfering doubtful cell according to the screening of the accounting and telephone traffic of interference fringe band4 and band5；
Obtaining unit, for obtaining the information for interfering doubtful cell, the information includes that the base station location of doubtful cell is interfered to believe
Breath, azimuth information and neighboring BS relationship；
First determination unit, for determining that the location logic level for interfering doubtful cell and peripheral cell is closed according to the information
System；
Second determination unit, for being disturbed situation and location logic level pass by the doubtful cell periphery cell of interference
System, determination are the doubtful cells of interference of uplink outer interference, wherein described by interfering being disturbed for doubtful cell periphery cell
Situation and the location logic hierarchical relationship, determination are the doubtful cells of interference of uplink outer interference, comprising:
The Target cell that degree of disturbance transfinites is extracted according to the location logic hierarchical relationship；
When interference transfinites Target cell number greater than 1, judge whether the Target cell that degree of disturbance transfinites is same station cell entirely,
When the Target cell that degree of disturbance transfinites is with station cell entirely, whether the sum of degree of disturbance of source cell and Target cell is judged
Greater than the first threshold value or the second threshold value, if then the Target cell is the doubtful cell of interference of uplink outer interference；Its
In, first threshold value is greater than the second threshold value.
8. device according to claim 7, which is characterized in that second determination unit is also used to doubtful by interfering
Cell periphery cell is disturbed situation, determines the confidence level being disturbed.
9. device according to claim 8, which is characterized in that second determination unit is also used to doubtful by interfering
Cell periphery cell is disturbed situation, whether in flakes to determine interference, is to occur in flakes when the doubtful cell of the interference is disturbed
, interference center cell is determined according to the degree of interference.
10. device according to claim 9, which is characterized in that first determination unit is specifically used for obtaining interfering and doubt
Like the Target cell of cell, the doubtful cell of interference is source cell, and the Target cell is the adjacent area of source cell；
Judge the orientation angular dependence of source cell and Target cell；
The relative positional relationship of Target cell and source cell is judged according to longitude and latitude；
For each relative positional relationship, the azimuth of source cell and Target cell is calculated separately and by source cell and Target cell
Ray angle；
According to the angled relationships of source cell and Target cell and ray, the position relation of source cell and Target cell is judged；
According to the distance and orientation angular dependence of source cell and Target cell, the logical level relationship of minizone is obtained.
11. device according to claim 10, which is characterized in that second determination unit is specifically used for:
When the Target cell that degree of disturbance transfinites is with station cell entirely, whether the sum of degree of disturbance of source cell and Target cell is judged
Greater than the first threshold value, if being then external disturbance, and during confidence level is；If not but sum of the two is greater than the second threshold value,
It also is external disturbance, it is with a low credibility；First threshold value is greater than the second threshold value.
12. device according to claim 11, which is characterized in that second determination unit is also used to:
When the Target cell that degree of disturbance transfinites is not all with station cell, the degree of disturbance size of source cell and Target cell is judged,
It extracts the highest cell of degree of disturbance in the doubtful cell of interference and is used as interference center cell；
If the number for interfering the degree of disturbance of center cell and other cell residue cells to be greater than third threshold value is greater than 3, and dry
Other cells that degree of disturbing is greater than third threshold value are respectively positioned on the first layer of interference center cell, then this center cell and its periphery are dry
The interference for disturbing the cell to transfinite is to interfere in flakes as caused by external disturbance, and confidence level is height；
If the number for interfering the degree of disturbance of center cell and other cell residue cells to be greater than third threshold value is less than or equal to 3,
Or the number for interfering the degree of disturbance of center cell and other cell residue cells to be greater than third threshold value is greater than 3 but degree of disturbance
Greater than the first layer that other cells of third threshold value are not respectively positioned on interference center cell, center cell logical relation is calculated separately
The the first degree of disturbance average value E1 for meeting the cell of first layer meets the second degree of disturbance average value E2 of the cell of the second layer, full
The third degree of disturbance average value E3 of the cell of sufficient third layer, if E1 >=E2 >=E3 is set up, this center cell and its periphery are dry
The interference for disturbing the cell to transfinite is to interfere in flakes as caused by external disturbance, and confidence level is height.
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| CN102256281A (en) * | 2010-05-19 | 2011-11-23 | 鼎桥通信技术有限公司 | Method, system and device for confirming omitted adjacent cell in mobile communication system |
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| CN102710352A (en) * | 2005-08-22 | 2012-10-03 | 索尼公司 | Uplink resource allocation to control intercell interference in a wireless communication system |
| WO2010108136A1 (en) * | 2009-03-20 | 2010-09-23 | Qualcomm Incorparated | Apparatus and methods for intercell interference cancellation via rnti |
| CN101964981A (en) * | 2009-07-22 | 2011-02-02 | 中国移动通信集团北京有限公司 | Method and device for pre-evaluating telephone traffic and configuring carrier frequency of new base station |
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