CN103906126B - The pre-judging method and device of interference - Google Patents
The pre-judging method and device of interference Download PDFInfo
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Abstract
The embodiment of the invention discloses a kind of pre-judging method of interference and device, it is related to communication technical field, the anticipation degree of accuracy of disturbed condition can be improved.Methods described includes：The wireless measurement information of former network is obtained first, then according to the wireless measurement information of former network, calculate the covering spread scenarios of each cell in former network, finally according to the covering spread scenarios of each cell in former network, the disturbed condition with each cell in the new network of each cell difference co-sited construction in former network is judged.The embodiment of the present invention is applied to prejudge the disturbed condition of new network or the network for carrying out dilatation.
Description
Technical field
The present invention relates to communication technical field, the pre-judging method and device of more particularly to a kind of interference.
Background technology
GSM is the continuous covering that whole net is completed in a manner of honeycomb MPS process, because base station is selected
The limitation of location, actual network are not the alveolate texture of rule, therefore different degrees of covering between neighbor cell be present
Overlapping situation, so as to result in different degrees of interference between cell.Further, when needing to dispose new network or enter
During the row network capacity extension, it is necessary to be prejudged to issuable disturbed condition between cell before new base station is disposed.
At present, by new network or carry out dilatation network emulate, so as to each cell in network it
Between disturbed condition prejudged.Specifically, entered by the service distribution of the distribution to user, the situation of movement of user and user
Row simulation is set, and realizes the emulation to new network or the network for carrying out dilatation.
However, when being prejudged by emulation to the disturbed condition in network, due to simulated conditions limitation in itself and
Actual geographic environment, the complexity of building deployment, so as to cause simulation result to be bonded actual conditions, and then cause to do
The anticipation degree of accuracy for disturbing situation is relatively low.
The content of the invention
The embodiment of the present invention provides a kind of pre-judging method and device of interference, and the anticipation that can improve disturbed condition is accurate
Degree.
The technical scheme that the embodiment of the present invention uses for：
A kind of pre-judging method of interference, including：
The wireless measurement information of former network is obtained, the wireless measurement information is drive test data and/or measurement report MR numbers
According to；
According to the wireless measurement information of the former network, the covering spread scenarios of each cell in the former network are calculated；
According to the covering spread scenarios of each cell in the former network, judge to distinguish with each cell in the former network
The disturbed condition of each cell in the new network of co-sited construction.
A kind of anticipation device of interference, including：
Acquiring unit, for obtaining the wireless measurement information of former network, the wireless measurement information be drive test data and/or
Measurement report MR data；
Computing unit, for the wireless measurement information of the former network obtained according to the acquiring unit, described in calculating
The covering spread scenarios of each cell in former network；
Judging unit, the covering for each cell in the former network that is calculated according to the computing unit extend feelings
Condition, judge the disturbed condition with each cell in the new network of each cell difference co-sited construction in the former network.
The pre-judging method and device of interference provided in an embodiment of the present invention, the wireless measurement information of former network is obtained first,
Then according to the wireless measurement information of former network, the covering spread scenarios of each cell in former network are calculated, finally according to former net
The covering spread scenarios of each cell in network, judge to distinguish with each cell in former network each small in the new network of co-sited construction
The disturbed condition in area.Compared with carrying out anticipation to the disturbed condition in network by emulation at present, the embodiment of the present invention passes through original
Actual interference situation in network between each cell, the disturbed condition between each cell in the new network of co-sited construction is entered
Row anticipation, can be bonded actual conditions, and the anticipation of disturbed condition is carried out according to the deployment of actual geographic environment, building, can be with
Improve the anticipation degree of accuracy of disturbed condition.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also be attached according to these
Figure obtains other accompanying drawings.
Fig. 1 is a kind of pre-judging method flow chart for interference that the embodiment of the present invention one provides；
Fig. 2 is a kind of structural representation of the anticipation device for interference that the embodiment of the present invention one provides；
Fig. 3 is a kind of pre-judging method flow chart for interference that the embodiment of the present invention two provides；
Fig. 4 is a kind of schematic diagram for cell deployment that the embodiment of the present invention two provides；
Fig. 5 is a kind of structural representation of the anticipation device for interference that the embodiment of the present invention two provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The advantages of to make technical solution of the present invention, is clearer, and the present invention is made specifically with reference to the accompanying drawings and examples
It is bright.
Embodiment one
The embodiment of the present invention provides a kind of pre-judging method of interference, as shown in figure 1, methods described includes：
101st, the wireless measurement information of former network is obtained.
Wherein, wireless measurement information can be drive test data and/or MR (Measurement Report, measurement report) numbers
According to.In embodiments of the present invention, either drive test data or MR data, typically may be used in wireless measurement information at a time
With including：The signal level intensity of each cell, the accounting of useful signal, the mark of main serving cell, other each cells
The information such as mark.Specifically, the mark of cell can be cell ID (Identity, identity).
For the embodiment of the present invention, server can carry out the pre- of disturbed condition in new network by obtaining drive test data
Sentence, the anticipation of new network interferences situation can also be carried out by obtaining MR data, can also be by obtaining drive test data and MR numbers
According to the anticipation for carrying out disturbed condition in new network, so as to improve the acquisition flexibility of data source.In embodiments of the present invention,
During anticipation due to carrying out new network interferences situation by MR data, server can get the whole in whole net coverage
The wireless measurement information of sampled point, involved geographical coverage area when being prejudged so as to expand.
102nd, according to the wireless measurement information of former network, the covering spread scenarios of each cell in former network are calculated.
Specifically, step 102 can be that server according to the wireless measurement information of former network, obtains each cell first
The total sampling number of benchmark corresponding to respectively and covering extension sampling number, then by each cell, corresponding covering extension is adopted respectively
Number of samples divided by the total sampling number of benchmark, obtain each cell corresponding covering extension sampled point accounting respectively.Wherein, Ge Ge little
Corresponding covering extension sampled point accounting is used to characterize covering spread scenarios of each cell respectively in former network respectively in area.
103rd, according to the covering spread scenarios of each cell in former network, judge and each cell difference co-sited in former network
The disturbed condition of each cell in the new network built.
Wherein, new network is new network or the network of progress dilatation.
For the embodiment of the present invention, when covering extension of some cell in former network is bigger, the cell is in former network
In it is stronger to being disturbed caused by other cells of periphery, further, due to the letter between former network and the new network of co-sited construction
Number propagation condition is close, thus with the cell in the new network of the cell co-sited construction in former network, for should in former network
Cell in the new network of peripheral cell co-sited construction, it is possible to create interference it is stronger；When some cell covering in former network
Hour is got in lid extension, and the cell is weaker to being disturbed caused by other cells of periphery in former network, further, due to former network
Signal propagation condition between the new network of co-sited construction is close, thus with the new network of the cell co-sited construction in former network
In cell, for the cell in the new network of the peripheral cell co-sited construction in former network, it is possible to create interference it is weaker.
For the embodiment of the present invention, due to propagation of the wireless signal in space, mainly by wireless signal decay and
The influence of the factors such as reflection, diffraction, refraction caused by geographical environment, construction pattern, and for similar in carrier frequency not
Same GSM, propagation characteristic of the wireless signal in space is similar, therefore by original system similar in carrier frequency, to new
The degree of accuracy that the disturbed condition of system is prejudged is higher.
For example, if original system is GSM (the Global System for Mobile of 1800MHz carrier wave frequency ranges
Communications, global mobile communication) system, new system is WCDMA (the Wideband Code of 2100MHz carrier wave frequency ranges
Division Multiple Access, WCDMA) system, then can by the signal propagation condition of the original system,
The disturbed condition of the new system is prejudged.For another example if original system is the WCDMA system of 2100MHz carrier wave frequency ranges, it is newly
Unite as LTE (Long Term Evolution, Long Term Evolution) system of 2100MHz carrier wave frequency ranges, then can pass through the original system
Signal propagation condition, the disturbed condition of the new system is prejudged.
For technical scheme provided in an embodiment of the present invention, suitable for the base station of new network or the network for carrying out dilatation
Same area, and the scene of most of co-sited construction are covered with the base station of former network.At present, due to being opposed and transporting by owner
The limitation of business's scale of investment is sought, the acquisition of new site is more difficult, therefore operator for new network or carries out dilatation
Network is generally carried out on the site of original system.Further, technical scheme provided by the invention, the reality of networking is met
Border situation, i.e., the base station covering same area of new network and former network, and the scene of most of co-sited construction.
Further, the specific implementation as method shown in Fig. 1, the embodiments of the invention provide a kind of anticipation of interference dress
Put, as shown in Fig. 2 the entity of described device can be the service that MR data can be collected, handled in server, such as existing network
Device, or server that can be collected, handle MR data and drive test data individually set up etc., described device includes：Obtain single
Member 21, computing unit 22, judging unit 23.
Acquiring unit 21, for obtaining the wireless measurement information of former network.
Wherein, wireless measurement information is drive test data and/or measurement report MR data.
Computing unit 22, for the wireless measurement information of the former network obtained according to acquiring unit 21, calculate in former network
The covering spread scenarios of each cell.
Judging unit 23, for the covering spread scenarios of each cell in the former network that is calculated according to computing unit 22, sentence
The disconnected disturbed condition with each cell in the new network of each cell difference co-sited construction in former network.
It should be noted that its in the anticipation device of the interference provided in the embodiment of the present invention corresponding to each functional unit
He accordingly describes, and may be referred to the corresponding description in Fig. 1, will not be repeated here.
The pre-judging method and device of interference provided in an embodiment of the present invention, the wireless measurement information of former network is obtained first,
Then according to the wireless measurement information of former network, the covering spread scenarios of each cell in former network are calculated, finally according to former net
The covering spread scenarios of each cell in network, judge to distinguish with each cell in former network each small in the new network of co-sited construction
The disturbed condition in area.Compared with carrying out anticipation to the disturbed condition in network by emulation at present, the embodiment of the present invention passes through original
Actual interference situation in network between each cell, the disturbed condition between each cell in the new network of co-sited construction is entered
Row anticipation, can be bonded actual conditions, and the anticipation of disturbed condition is carried out according to the deployment of actual geographic environment, building, can be with
Improve the anticipation degree of accuracy of disturbed condition.
Embodiment two
The embodiment of the present invention provides a kind of pre-judging method of interference, as shown in figure 3, methods described includes：
301st, the wireless measurement information of former network is obtained.
Wherein, wireless measurement information can be drive test data and/or measurement report MR data.In embodiments of the present invention,
Either drive test data or MR data, it can typically include in wireless measurement information at a time：The letter of each cell
The information such as number level intensity, the accounting of useful signal, the mark of main serving cell, the mark of other each cells.Specifically, it is small
The mark in area can be cell ID.
For the embodiment of the present invention, server can carry out the pre- of disturbed condition in new network by obtaining drive test data
Sentence, the anticipation of new network interferences situation can also be carried out by obtaining MR data, can also be by obtaining drive test data and MR numbers
According to the anticipation for carrying out disturbed condition in new network, so as to improve the acquisition flexibility of data source.In embodiments of the present invention,
During anticipation due to carrying out new network interferences situation by MR data, server can get the whole in whole net coverage
The wireless measurement information of sampled point, involved geographical coverage area when being prejudged so as to expand.
302nd, the total sampling number of benchmark of object statistics cell is obtained.
Wherein, object statistics cell is any one cell in each cell.In embodiments of the present invention, for each
Each cell in cell, it is required to as object statistics cell, obtains the total sampling number of benchmark and covering extension sampling number.
Alternatively, the total sampling number of benchmark can be the wireless measurement intelligence sample point comprising object statistics cell information
Sum.
Alternatively, the total sampling number of benchmark can also be comprising object statistics cell information, and object statistics cell
It is not the sum of the wireless measurement intelligence sample point of main serving cell.
For the embodiment of the present invention, by that will include object statistics cell information, and object statistics cell is not main clothes
The wireless measurement intelligence sample point for cell of being engaged in can delete object statistics cell in each Standard Sampling Point as Standard Sampling Point
As the sampled point of main serving cell, during so as to exclude the cell as main serving cell, made because telephone traffic is larger
The situation for extending sampled point accounting is covered into reducing, you can to improve the order of magnitude for covering extension sampled point accounting, and then
The meter sensitivity of covering extension sampled point accounting can be improved.
303rd, the covering extension sampling number of object statistics cell is obtained.
Alternatively, covering extension sampling number can be when comprising object statistics cell information and object statistics cell not
When being main serving cell, the signal intensity of object statistics cell is more than or equal to each wireless measurement letter of the first preset threshold value
Cease the sum of sampled point.
Alternatively, covering extension sampling number can also be when comprising object statistics cell information and object statistics it is small
When area is not main serving cell, RSCP (Received Signal Code Power, the received signal code work(of object statistics cell
Rate) difference between the RSCP of most strong cell be less than the second preset threshold value each wireless measurement intelligence sample point sum.
Wherein, the second preset threshold value can be configured in advance by server, and the embodiment of the present invention does not limit, for example,
Second preset threshold value can be 2dB (decibel), 5dB or 8dB etc..In embodiments of the present invention, most strong cell is wireless measurement
RSCP is the cell of maximum in each cell information that intelligence sample point includes.
For the embodiment of the present invention, server can obtain object statistics cell respectively for each main serving cell first
Covering extension sampling number, then will for the covering of each main serving cell extend sampling number be added, obtain the target
Count the covering extension sampling number of cell.
Such as in Fig. 4, server calculate respectively first object statistics cell for main serving cell A, main serving cell B and
Three, is then added by main serving cell C covering extension sampling number, obtains the covering extension sampling of the object statistics cell
Points.
Alternatively, covering extension sampling number can also be when comprising object statistics cell information and object statistics it is small
When area is not main serving cell, the difference between the RSCP of the RSCP of object statistics cell and preset main serving cell is less than the 3rd
The sum of each sampled point of preset threshold value.
Wherein, the 3rd preset threshold value can be configured in advance by server, and the embodiment of the present invention does not limit, for example,
3rd preset threshold value can be 2dB, 5dB or 8dB etc..In embodiments of the present invention, preset main serving cell is to include target
Statistics cell information and object statistics cell information are not each main clothes corresponding to each sampled point difference of main serving cell
Be engaged in cell in any one.
304th, the covering extension sampled point accounting of object statistics cell is calculated.
For the embodiment of the present invention, the covering extension sampled point accounting of object statistics cell can be used for characterizing target system
Count disturbed condition of the cell to other cells of periphery.Specifically, when the covering extension sampled point accounting of object statistics cell is bigger
When, object statistics cell interference issuable to other cells of periphery is stronger；When the covering extension of object statistics cell is adopted
Sampling point accounting gets over hour, and object statistics cell interference issuable to other cells of periphery is weaker.
For the embodiment of the present invention, when covering extension sampling number is to include object statistics cell information and object statistics
Cell is not main serving cell, while the difference between the RSCP of object statistics cell and the RSCP of preset main serving cell is less than
During the sum of each sampled point of the 3rd preset threshold value, step 304 can be that server calculates object statistics cell for preset
The covering extension sampled point accounting of main serving cell.
Wherein, the 3rd preset threshold value can be configured in advance by server, and the embodiment of the present invention does not limit, for example,
3rd preset threshold value can be 2dB, 5dB or 8dB etc..In embodiments of the present invention, preset main serving cell is to include target
Statistics cell information and object statistics cell information are not each main clothes corresponding to each sampled point difference of main serving cell
Be engaged in cell in any one.
For the embodiment of the present invention, covering extension sampled point accounting of the object statistics cell for preset main serving cell can
For characterizing disturbed condition of the object statistics cell to the preset main serving cell.Specifically, when object statistics cell pair
When the covering extension sampled point accounting of preset main serving cell is bigger, the object statistics cell can to the preset main serving cell
Caused it can disturb stronger；When covering extension sampled point accounting of the object statistics cell for preset main serving cell is smaller,
The object statistics cell is weaker to the preset issuable interference of main serving cell.
Such as in Fig. 4, when preset main serving cell is main serving cell A, covering extension sampling number is specially target
The difference counted between the RSCP and main serving cell A of cell RSCP is total less than each sampled point of the 3rd preset threshold value
Number.
305th, according to the covering spread scenarios of each cell in former network, judge and each cell difference co-sited in former network
The disturbed condition of each cell in the new network built.
Wherein, new network is new network or the network of progress dilatation.
For the embodiment of the present invention, when covering extension of some cell in former network is bigger, the cell is in former network
In it is stronger to being disturbed caused by other cells of periphery, further, due to the letter between former network and the new network of co-sited construction
Number propagation condition is close, thus with the cell in the new network of the cell co-sited construction in former network, for should in former network
Cell in the new network of peripheral cell co-sited construction, it is possible to create interference it is stronger；When some cell covering in former network
Hour is got in lid extension, and the cell is weaker to being disturbed caused by other cells of periphery in former network, further, due to former network
Signal propagation condition between the new network of co-sited construction is close, thus with the new network of the cell co-sited construction in former network
In cell, for the cell in the new network of the peripheral cell co-sited construction in former network, it is possible to create interference it is weaker.
For the embodiment of the present invention, due to propagation of the wireless signal in space, mainly by wireless signal decay and
The influence of the factors such as reflection, diffraction, refraction caused by geographical environment, construction pattern, and for similar in carrier frequency not
Same GSM, propagation characteristic of the wireless signal in space is similar, therefore by original system similar in carrier frequency, to new
The degree of accuracy that the disturbed condition of system is prejudged is higher.
For example, if original system is the gsm system of 1800MHz carrier wave frequency ranges, new system is 2100MHz carrier wave frequency ranges
WCDMA system, then the disturbed condition of the new system can be prejudged by the signal propagation condition of the original system.Example again
Such as, if original system is the WCDMA system of 2100MHz carrier wave frequency ranges, new system is the LTE system of 2100MHz carrier wave frequency ranges, then may be used
By the signal propagation condition of the original system, to be prejudged to the disturbed condition of the new system.
For technical scheme provided in an embodiment of the present invention, suitable for the base station of new network or the network for carrying out dilatation
Same area, and the scene of most of co-sited construction are covered with the base station of former network.At present, due to being opposed and transporting by owner
The limitation of business's scale of investment is sought, the acquisition of new site is more difficult, therefore operator for new network or carries out dilatation
Network is generally carried out on the site of original system.Further, technical scheme provided by the invention, the reality of networking is met
Border situation, i.e., the base station covering same area of new network and former network, and the scene of most of co-sited construction.
306th, the order of sampled point accounting from high to low is extended according to the covering of each cell, is sequentially output each cell
Identification information.
Alternatively, step 306 can be, server according to each cell covering extension sampled point accounting from high to low
Sequentially, the identification information of each cell and corresponding covering extension sampled point accounting are sequentially output.
For the embodiment of the present invention, the order of sampled point accounting from high to low is extended by the covering according to each cell,
The identification information of each cell is sequentially output, the cell ID larger to other area interferences of periphery can be exported, further,
To allow to take corresponding means to avoid in new network or the network for carrying out dilatation, other are small to periphery for these cells
The interference in area.For example, by adjusting base station selection, new system common antenna feeder construction, increasing can be avoided to have a down dip with original system as far as possible
The means such as angle avoid interference of these cells to other cells of periphery in new network or the network for carrying out dilatation.
Alternatively, when covering extends sampling number not to be main comprising object statistics cell information and object statistics cell
Serving cell, while the difference between the RSCP of object statistics cell and the RSCP of preset main serving cell is less than the 3rd preset threshold
During the sum of each sampled point of value, step 306 can also be that server is small for preset main service according to object statistics cell
The order of the covering extension sampled point accounting in area from high to low, it is sequentially output the mark of object statistics cell and preset main serving cell
Know information.
For the embodiment of the present invention, by extending sampling according to covering of the object statistics cell for preset main serving cell
The order of point accounting from high to low, is sequentially output the identification information of object statistics cell and preset main serving cell, can export
Object statistics cell disturbs a certain specific cell in periphery larger cell ID, further, to allow to take correspondingly
Means avoid new network or carry out dilatation network in, the new system cell pair with the object statistics cell co-sited construction
With the interference of the new system cell of the specific cell co-sited construction.
Alternatively, step 306 can also be that server extends sampled point accounting from high to low according to the covering of each cell
Order, be sequentially output the identification information of each cell of preset number.
For example, server can extend the order of sampled point accounting from high to low according to the covering of each cell, it is defeated successively
Go out the identification information of covering extension each cell of the sampled point accounting more than 30% in network.In embodiments of the present invention, pass through
The higher cell portion of the covering extension sampled point accounting of cell is exported, new network can be avoided or carry out the network of dilatation
In, it is new with the new system cell pair of these cell co-sited construction in former network and other cell co-sited construction of periphery in former network
The interference of system cell, while running cost can be reduced.
Further, the specific implementation as method shown in Fig. 3, the embodiments of the invention provide a kind of anticipation of interference dress
Put, as shown in figure 5, the entity of described device can be the service that MR data can be collected, handled in server, such as existing network
Device, or server that can be collected, handle MR data and drive test data individually set up etc., described device includes：Obtain single
Member 51, computing unit 52, judging unit 53.
Acquiring unit 51, for obtaining the wireless measurement information of former network.
Wherein, wireless measurement information can be drive test data and/or measurement report MR data.
Computing unit 52, for the wireless measurement information of the former network obtained according to acquiring unit 51, calculate in former network
The covering spread scenarios of each cell.
Judging unit 53, for the covering spread scenarios of each cell in the former network that is calculated according to computing unit 52, sentence
The disconnected disturbed condition with each cell in the new network of each cell difference co-sited construction in former network.
Acquiring unit 51, it is additionally operable to obtain the total sampling number of benchmark of object statistics cell.
Wherein, object statistics cell is any one cell in each cell, and the total sampling number of benchmark is to include target
Count the sum of the wireless measurement intelligence sample point of cell information.
Acquiring unit 51, it is additionally operable to obtain the covering extension sampling number of object statistics cell.
Computing unit 52, it is additionally operable to calculate the covering extension sampled point accounting of object statistics cell.
Wherein, covering extension sampled point accounting is that the covering extension sampling number that acquiring unit 51 obtains always samples with benchmark
The ratio of points.
The covering extension sampling number that acquiring unit 51 obtains is to work as to include object statistics cell information and object statistics
When cell is not main serving cell, the signal intensity of object statistics cell is more than or equal to each wireless of the first preset threshold value
The sum of metrical information sampled point.
The covering extension sampling number that acquiring unit 51 obtains is to work as to include object statistics cell information and object statistics
When cell is not main serving cell, the difference between the RSCP of the received signal code power RSCP of object statistics cell and most strong cell
Sum of the value less than each wireless measurement intelligence sample point of the second preset threshold value.
Wherein, most strong cell is that RSCP is the small of maximum in each cell information that wireless measurement intelligence sample point includes
Area.
The covering extension sampling number that acquiring unit 51 obtains is to work as to include object statistics cell information and object statistics
When cell is not main serving cell, difference between the RSCP of the RSCP of object statistics cell and preset main serving cell is less than the
The sum of each sampled point of three preset threshold values.
Wherein, it comprising object statistics cell information and object statistics cell information is not main clothes that preset main serving cell, which is,
The each sampled point for cell of being engaged in respectively corresponding to any one in each main serving cell.
Computing unit 52, it is additionally operable to covering extension sampled point of the calculating object statistics cell for preset main serving cell and accounts for
Than.
Alternatively, described device can also include：Output unit 54.
Output unit 54, for each cell for being calculated according to computing unit 52 covering extension sampled point accounting by height to
Low order, it is sequentially output the identification information of each cell.
It should be noted that its in the anticipation device of the interference provided in the embodiment of the present invention corresponding to each functional unit
He accordingly describes, and may be referred to the corresponding description in Fig. 3, will not be repeated here.
The pre-judging method and device of interference provided in an embodiment of the present invention, the wireless measurement information of former network is obtained first,
Then according to the wireless measurement information of former network, the covering spread scenarios of each cell in former network are calculated, finally according to former net
The covering spread scenarios of each cell in network, judge to distinguish with each cell in former network each small in the new network of co-sited construction
The disturbed condition in area.Compared with carrying out anticipation to the disturbed condition in network by emulation at present, the embodiment of the present invention passes through original
Actual interference situation in network between each cell, the disturbed condition between each cell in the new network of co-sited construction is entered
Row anticipation, can be bonded actual conditions, and the anticipation of disturbed condition is carried out according to the deployment of actual geographic environment, building, can be with
Improve the anticipation degree of accuracy of disturbed condition.
The anticipation device of interference provided in an embodiment of the present invention can realize the embodiment of the method for above-mentioned offer, concrete function
The explanation referred in embodiment of the method is realized, will not be repeated here.The pre-judging method of interference provided in an embodiment of the present invention and
Device goes for prejudging the disturbed condition of new network or the network for carrying out dilatation, but is not limited only to this.
One of ordinary skill in the art will appreciate that realize all or part of flow in above-described embodiment method, being can be with
The hardware of correlation is instructed to complete by computer program, described program can be stored in a computer read/write memory medium
In, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, the change or replacement that can readily occur in, all should
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (8)
- A kind of 1. pre-judging method of interference, it is characterised in that including：The wireless measurement information of former network is obtained, the wireless measurement information is drive test data and/or measurement report MR data；According to the wireless measurement information of the former network, the total sampling number of benchmark of acquisition object statistics cell, the target system It is any one cell in each cell to count cell, and the total sampling number of benchmark is to include the object statistics cell information Wireless measurement intelligence sample point sum；Obtain the covering extension sampling number of the object statistics cell；The covering extension sampling number is to work as to include the mesh The mark statistics cell information and object statistics cell is not when being main serving cell, the reception signal of the object statistics cell Difference between code power RSCP and the RSCP of most strong cell is less than each wireless measurement intelligence sample point of the second preset threshold value Sum, the most strong cell is that RSCP is the small of maximum in each cell information that wireless measurement intelligence sample point includes Area；Calculate the covering spread scenarios of each cell in the former network；According to the covering spread scenarios of each cell in the former network, judge and each cell difference co-sited in the former network The disturbed condition of each cell in the new network built；Wherein, calculate each cell respectively covering spread scenarios in the former network the step of include：Calculate the target system Count the covering extension sampled point accounting of cell, the covering extension sampled point accounting for the covering extend sampling number with it is described The ratio of the total sampling number of benchmark.
- 2. the pre-judging method of interference according to claim 1, it is characterised in that the covering extension sampling number is when bag When containing the object statistics cell information and the object statistics cell not being main serving cell, the object statistics cell Signal intensity is more than or equal to the sum of each wireless measurement intelligence sample point of the first preset threshold value；OrThe covering extension sampling number is to work as comprising the object statistics cell information and the object statistics cell not to be During main serving cell, it is pre- that the difference between the RSCP of the object statistics cell and the RSCP of preset main serving cell is less than the 3rd Put the sum of each sampled point of threshold value, the preset main serving cell is comprising the object statistics cell information and described Object statistics cell information is not any one in each main serving cell corresponding to each sampled point difference of main serving cell It is individual.
- 3. the pre-judging method of interference according to claim 2, it is characterised in that when the covering extension sampling number is bag It is not main serving cell containing the object statistics cell information and the object statistics cell, while the object statistics cell RSCP and the preset main serving cell RSCP between difference be less than each sampled point of the 3rd preset threshold value When total, it is described calculate the object statistics cell covering extension sampled point accounting the step of include：Calculate covering extension sampled point accounting of the object statistics cell for the preset main serving cell.
- 4. the pre-judging method of interference according to claim 1, it is characterised in that described to judge that each cell exists respectively After the step of disturbed condition in new network, in addition to：Covering according to each cell extends the order of sampled point accounting from high to low, is sequentially output the mark of each cell Information.
- A kind of 5. anticipation device of interference, it is characterised in that including：Acquiring unit, for obtaining the wireless measurement information of former network, the wireless measurement information is drive test data and/or measurement Report MR data；The acquiring unit, it is additionally operable to obtain the total sampling number of benchmark of object statistics cell, the object statistics cell is each Any one cell in individual cell, the total sampling number of benchmark are the wireless measurement for including the object statistics cell information The sum of intelligence sample point；The acquiring unit, it is additionally operable to obtain the covering extension sampling number of the object statistics cell；Wherein, it is described to obtain list The covering extension sampling number that member obtains is to work as to include the object statistics cell information and the object statistics cell When not being main serving cell, the difference between the RSCP of the received signal code power RSCP of the object statistics cell and most strong cell For value less than the sum of each wireless measurement intelligence sample point of the second preset threshold value, the most strong cell is that wireless measurement information is adopted RSCP is the cell of maximum in each cell information that sampling point includes；Computing unit, for the wireless measurement information of the former network obtained according to the acquiring unit, calculate the former net The covering spread scenarios of each cell in network；The computing unit, it is additionally operable to calculate the covering extension sampled point accounting of the object statistics cell, the covering extension Sampled point accounting is the ratio that the covering that the acquiring unit obtains extends sampling number and the total sampling number of the benchmark；Judging unit, for the covering spread scenarios of each cell in the former network that is calculated according to the computing unit, sentence The disconnected disturbed condition with each cell in the new network of each cell difference co-sited construction in the former network.
- 6. the anticipation device of interference according to claim 5, it is characterised in thatThe covering extension sampling number that the acquiring unit obtains includes the object statistics cell information and institute to work as When to state object statistics cell be not main serving cell, it is preset that the signal intensity of the object statistics cell is more than or equal to first The sum of each wireless measurement intelligence sample point of threshold value；The covering extension sampling number that the acquiring unit obtains includes the object statistics cell information and institute to work as When to state object statistics cell be not main serving cell, the RSCP of the object statistics cell and RSCP of preset main serving cell it Between difference be less than the 3rd preset threshold value each sampled point sum, the preset main serving cell for include the target system Meter cell information and the object statistics cell information are not each masters corresponding to each sampled point difference of main serving cell Any one in serving cell.
- 7. the anticipation device of interference according to claim 6, it is characterised in thatThe computing unit, it is additionally operable to calculate covering extension of the object statistics cell for the preset main serving cell and adopts Sampling point accounting.
- 8. the anticipation device of interference according to claim 5, it is characterised in that described device also includes：Output unit；The output unit, for each cell for being calculated according to the computing unit covering extension sampled point accounting by High to Low order, it is sequentially output the identification information of each cell.
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| CN101790173A (en) * | 2009-01-23 | 2010-07-28 | 华为技术有限公司 | Network coverage detection method and system |
| CN102083081A (en) * | 2009-11-30 | 2011-06-01 | 中国移动通信集团广东有限公司 | Method and system for detecting overshooting of wireless network |
| CN102480742A (en) * | 2010-11-25 | 2012-05-30 | 中国移动通信集团广东有限公司 | Method and device for detecting overshooting of wireless network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101790173A (en) * | 2009-01-23 | 2010-07-28 | 华为技术有限公司 | Network coverage detection method and system |
| CN102083081A (en) * | 2009-11-30 | 2011-06-01 | 中国移动通信集团广东有限公司 | Method and system for detecting overshooting of wireless network |
| CN102480742A (en) * | 2010-11-25 | 2012-05-30 | 中国移动通信集团广东有限公司 | Method and device for detecting overshooting of wireless network |
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