CN108260143A - 2G adjacent areas set adaptation method based on displaying eSRVCC business - Google Patents
2G adjacent areas set adaptation method based on displaying eSRVCC business Download PDFInfo
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- CN108260143A CN108260143A CN201611249682.5A CN201611249682A CN108260143A CN 108260143 A CN108260143 A CN 108260143A CN 201611249682 A CN201611249682 A CN 201611249682A CN 108260143 A CN108260143 A CN 108260143A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/021—Traffic management, e.g. flow control or congestion control in wireless networks with changing topologies, e.g. ad-hoc networks
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- H—ELECTRICITY
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Abstract
The present invention provides a kind of 2G adjacent areas set adaptation method based on displaying eSRVCC business, the method includes：Collect the configuration data and performance indicator data that eSRVCC is now netted in preset range；4G cell informations table, 4G and 2G websites are obtained from the configuration data apart from table；According to 4G cell informations table, 4G and 2G websites apart from table, and using neighbor cell configuration rule, determine multiple adjacent area scenes of 4G macro station cells；For each adjacent area scene, the corresponding adjacent area collection of the adjacent area scene is obtained apart from table according to the adjacent area selection strategy in the adjacent area scene, and according to 4G cell informations table and 4G and 2G websites；The adjacent area collection is adjusted, obtaining every 4G macro stations cell needs 2G adjacent areas to be added collection table.The method of the present invention can quickly and effectively be verified for the whole network cell.
Description
Technical field
The present invention relates to a kind of radio network optimization technology, particularly a kind of 2G adjacent areas based on displaying eSRVCC business
Gather adaptation method.
Background technology
Due to band characteristic difference, LTE network in overburden depth and range all with GSM network there are certain gap, because
This VOLTE user is switched to GSM network from LTE network by ESRVCC and is inevitable.
ESRVCC is switched, if the GSM adjacent areas addition of LTE base station is imperfect, conversation loss will be caused, initiated repeatedly
The problem of cell reselection process, appearance, which switches, can not be successfully progress, poor user experience.
Need to be that single 4G eSRVCC cells prepare rational 2G adjacent areas to ensure handover success rate.Adjacent area is verified at present
Main implementation method is manually to carry out single 4GeSRVCC cells by map to verify with 2G adjacent areas preparation relationship, acquisition cell,
Adjacent area relevant rudimentary configuration information according to the relevant information of acquired cell, determines the necessary GSM neighboring cell lists of LTE cells,
There are following defects for the prior art：
1) the whole network cannot be directed to and carries out neighboring BS relationship verification；
2) batch processing is unable to, verification process is time-consuming and laborious, and efficiency is low；
3) the 2G adjacent areas that should be adapted to easily are omitted.
Invention content
In view of the drawbacks of the prior art, the present invention provides the 2G adjacent areas collection Suitable formulations based on displaying eSRVCC business
Method can quickly and effectively be verified for the whole network cell.
In a first aspect, the present invention provides a kind of method of the 2G adjacent areas set adaptation based on displaying eSRVCC business, packet
It includes：
Collect the configuration data and performance indicator data that eSRVCC is now netted in preset range；
4G cell informations table, 4G and 2G websites are obtained from the configuration data apart from table；
According to 4G cell informations table, 4G and 2G websites apart from table, and using neighbor cell configuration rule, determine 4G macro station cells
Multiple adjacent area scenes；
For each adjacent area scene, according to the adjacent area selection strategy in the adjacent area scene, and according to 4G cell informations table and
4G, apart from table, obtains the corresponding adjacent area collection of the adjacent area scene with 2G websites；
The adjacent area collection is adjusted, obtaining every 4G macro stations cell needs 2G adjacent areas to be added collection table.
Optionally, the configuration data includes：4G cellular engineering parameters summary table, 2G cell engineering parameter summary table, 4G configurations
2G adjacent areas table, 2G configuration of 2 G adjacent area table, 2G/4G co-sited information tables；
The performance indicator data include：4G cells switch to 2G cell switching times statistical form, 2G cell to 2G cell
Number statistical form, 4G cells to 2G cell CSFB fall number statistical form after rise；
4G cell information tables include：4G cell names, 4G cell IDs, 4G location information of cell, 4G Base Station Identifications, 4G are small
The co-sited information of area's configuration information, 4G cells and 2G cell；
4G and 2G websites include apart from table：It is 4G Base Station Identifications, 4G location information of cell, all in 4G cell preset ranges
2G cell information；
All 2G cell information in 4G cell preset ranges include：4G cells and 2G cell network topology, 2G are small
Area's title, 2G cell mark, 2G Base Station Identifications, 2G cell configuration information, 2G cell and 2G adjacent areas Adapted information.
Optionally, multiple adjacent area scenes of 4G macro stations cell, including：
4G and the first adjacent area scene of 2G co-sited；
4G is non-co-sited with 2G, and 4G websites have the second adjacent area scene of 2G websites within N meters；
4G is non-co-sited with 2G, and 4G websites third adjacent area scene without 2G websites within N meters；
Wherein N is the numerical value more than 100.
Optionally, for each adjacent area scene, believe according to the adjacent area selection strategy in the adjacent area scene, and according to 4G cells
The step of ceasing table and 4G and 2G websites apart from table, obtaining the adjacent area scene corresponding adjacent area collection, including：
For the first adjacent area scene, the first adjacent area collection is obtained according to 4G cell informations table；First adjacent area collection includes small with 4G
The 2G cell of area's co-sited；And
For the second adjacent area scene, the second adjacent area collection is obtained apart from table according to 4G cell informations table and 4G with 2G websites；
Second adjacent area collection includes, and the 2G cell of 2G website 4G website N meter within non-co-sited with 4G.
Optionally, for each adjacent area scene, believe according to the adjacent area selection strategy in the adjacent area scene, and according to 4G cells
The step of ceasing table and 4G and 2G websites apart from table, obtaining the adjacent area scene corresponding adjacent area collection, including：
For the first adjacent area scene, the 2G cell that acquisition meets the following conditions A is third adjacent area collection；
For the second adjacent area scene, the 2G cell that acquisition meets the following conditions A is the 4th adjacent area collection；
Condition A：The 2G adjacent areas of reference cell；Reference cell is and the immediate 2G cell azimuth in the azimuth of 4G cells
Corresponding 2G cell.
Optionally, for the first adjacent area scene, the 2G cell that acquisition meets the following conditions A is third adjacent area collection；For
The step of two adjacent area scenes, the 2G cell that acquisition meets the following conditions A is the 4th adjacent area collection, including：
It for the first adjacent area scene, obtains when condition A meets, and meets the following conditions B and/or the 2G cell of condition C
For third adjacent area collection；
It for the second adjacent area scene, obtains when condition A meets, and meets the following conditions B and/or the 2G cell of condition C
For the 4th adjacent area collection；
Condition B：2G adjacent areas are effective adjacent area；Switching of effective adjacent area for the first preset time internal reference cell to 2G adjacent areas
Number is more than or equal to 1 2G adjacent areas；
Condition C：2G adjacent areas are effective adjacent area；Effective adjacent area is the 2G adjacent areas that frequency range is GSM900.
Optionally, for each adjacent area scene, believe according to the adjacent area selection strategy in the adjacent area scene, and according to 4G cells
Table and 4G and 2G websites are ceased apart from table, obtain the corresponding adjacent area collection of the adjacent area scene, including：
For the second adjacent area scene, the 2G cell that acquisition meets the following conditions D is the 5th adjacent area collection；
For third adjacent area scene, the 2G cell that acquisition meets the following conditions D is the 6th adjacent area collection；
Condition D：4G cells CSFB falls back to the number of 2G cell more than or equal to 1 in first preset time.
Optionally, the adjacent area collection is adjusted, obtains the step of every 4G macro stations cell needs 2G adjacent areas collection table to be added,
Including：
According to the rejecting principle of each adjacent area scene, the adjacent area collection of each adjacent area scene is screened, is obtained to be output
2G adjacent areas collection.
Optionally, for third adjacent area collection and the 4th adjacent area collection, according to 4G cell informations table, 4G and 2G websites apart from table,
And the performance indicator data, reject the 2G adjacent areas for meeting the following conditions E and/or condition F；
Condition E：The distance of 2G adjacent areas and 4G cells is more than or equal to 2 times of the average distance of 4G cells and 2G cell；
Wherein, the average distance of 4G cells and 2G cell being averaged between 4G cells and M closest 2G cell
Distance, M are the natural number more than or equal to 2；
Condition F：The switching times accounting of the 2G adjacent areas of reference cell and reference cell is less than or equal to 2%；
Wherein, 2G of the switching times accounting of the 2G adjacent areas of reference cell and reference cell for reference cell and reference cell
The switching times of adjacent area account for the ratio of the switching total degree of all 2G adjacent areas of reference cell and reference cell.
Optionally, for the 5th adjacent area collection and the 6th adjacent area collection, according to 4G cell informations table, 4G and 2G websites apart from table,
And the performance indicator data, reject the 2G adjacent areas for meeting the following conditions E and/or condition G；
Condition E：The distance of 2G adjacent areas and 4G cells is more than or equal to 2 times of the average distance of 4G cells and 2G cell；
Wherein, the average distance of 4G cells and 2G cell being averaged between 4G cells and M closest 2G cell
Distance, M are the natural number more than or equal to 2；
Condition G：The number accounting that 4G cells CSFB falls back to 2G adjacent areas is less than or equal to 2%；
Wherein, 4G cells CSFB, which falls back to the number accounting of 2G cell the numbers of 2G adjacent areas is fallen back to for 4G cells CSFB, accounts for
Total ratio for falling number after rise of 4G cells.
As shown from the above technical solution, the present invention is based on the 2G adjacent areas of displaying eSRVCC business to gather adaptation method, leads to
Data collection analysis is crossed, according to adjacent area displaying definition and different scenes adjacent area selection strategy, obtains corresponding 2G adjacent areas collection, and
Further neighbor data in adjustment set, forms reasonable 2G relation tables, carries out mass addition.It can not only realize accurately
The details of 4G leakage 2G adjacent areas is verified out, can also effectively solve the problems, such as traditional artificial time-consuming and laborious, the easy omission of verification,
Improve the working efficiency of the network optimization.
Description of the drawings
Fig. 1 is the stream that adaptation method is gathered in the 2G adjacent areas based on displaying eSRVCC business that the embodiment of the present invention one provides
Journey schematic diagram；
The 2G adjacent areas topology that Fig. 2 is 4G cells halfway up the hill park SM_1 provided by Embodiment 2 of the present invention；
Fig. 3 is the 2G adjacent areas topology of 4G cells poplar man toft SM_1 that the embodiment of the present invention three provides；
The 2G adjacent areas topology that Fig. 4 is the 4G cell Hui Hao hotel D_1 that the embodiment of the present invention three provides；
The 2G adjacent areas topology that Fig. 5 is 4G cells Xinfeng cell SM_1 that the embodiment of the present invention three provides；
Fig. 6 is the 2G adjacent areas topology for 4G cell Polys Dong Wandong _ 2 that the embodiment of the present invention three provides；
Fig. 7 is the 2G adjacent areas topology that the 4G cells that the embodiment of the present invention four provides dream of the western SM_1 in small town；
Fig. 8 is the knot that adaptive device is gathered in the 2G adjacent areas based on displaying eSRVCC business that the embodiment of the present invention six provides
Structure schematic diagram.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is explicitly described, it is clear that described embodiment be the present invention
Part of the embodiment, instead of all the embodiments.
Embodiment one
Fig. 1 shows the set adaptation method of the 2G adjacent areas based on displaying eSRVCC business that the embodiment of the present invention one provides
Flow diagram.
With reference to Fig. 1, adaptation method is gathered in the 2G adjacent areas based on displaying eSRVCC business that the embodiment of the present invention one proposes
Specifically include following steps：
101st, the configuration data and performance indicator data that eSRVCC is now netted in preset range are collected.
The configuration data includes：4G cellular engineering parameters summary table, 2G cell engineering parameter summary table, 4G configuration of 2 G adjacent area
Table, 2G configuration of 2 G adjacent area table, 2G/4G co-sited information tables.
The performance indicator data include：4G cells switch to 2G cell switching times statistical form, 2G cell to 2G cell
Number statistical form, 4G cells to 2G cell CSFB fall number statistical form after rise.
102nd, 4G cell informations table, 4G and 2G websites are obtained from the configuration data apart from table.
4G cell information tables may include：4G cell names, 4G cell IDs, 4G location information of cell, 4G Base Station Identifications, 4G
The co-sited information of community configured information, 4G cells and 2G cell.
For example, 4G cell informations table includes field schematically as follows shown in table 1：
Table 1
4G and 2G websites may include apart from table：4G Base Station Identifications, 4G location information of cell, the institute in 4G cell preset ranges
There is 2G cell information.
For example, 4G and 2G websites are as shown in table 2 below comprising field apart from table：
Table 2
All 2G cell information in 4G cell preset ranges may include：4G cells and 2G cell network topology, 2G
Cell name, 2G cell mark, 2G Base Station Identifications, 2G cell configuration information, 2G cell and 2G adjacent areas Adapted information.
It is understood that the statistical analysis of existing network data can be adjusted according to actual conditions, different analysis knots is obtained
Fruit is not limited.
103rd, according to 4G cell informations table, 4G and 2G websites apart from table, and using neighbor cell configuration rule, determine that 4G macro stations are small
Multiple adjacent area scenes in area.
In this step, multiple adjacent area scenes of 4G macro stations cell, it may include three adjacent area scenes：
4G and the first adjacent area scene of 2G co-sited.
Wherein, co-sited refers to that the ECGI of the cell of 4G to be adapted to is identical with the CGI longitudes and latitudes of the cell of 2G, also becomes altogether
Location.According to analysis 4G cells and the co-sited information of 2G cell, 4G and the first adjacent area scene of 2G co-sited are obtained.
4G is non-co-sited with 2G, and 4G websites have the second adjacent area scene of 2G websites within N meters.
4G is non-co-sited with 2G, and 4G websites third adjacent area scene without 2G websites within N meters.
According to analysis 4G cells and the co-sited information of 2G cell, the 2G cell with 4G not co-sited in preset range is obtained, and
According to 4G cell informations table and 4G second and third adjacent area scene can be divided apart from table with 2G websites.
Wherein, N may be greater than 100 numerical value.
For example, N is 200 meters, can be adjusted, is not limited according to actual conditions.
It is understood that scene partitioning can be adjusted according to actual conditions, obtain different scenes, be not limited.
104th, for each adjacent area scene, according to the adjacent area selection strategy in the adjacent area scene, and according to 4G cell informations
Table and 4G and 2G websites obtain the corresponding adjacent area collection of the adjacent area scene apart from table.
105th, the adjacent area collection is adjusted, obtaining every 4G macro stations cell needs 2G adjacent areas to be added collection table.
The present embodiment includes data collection, data statistics, scene partitioning, the selection of adjacent area collection, adjacent area adjustment and output five
Step by displaying definition, different scenes adjacent area aggregation, forms corresponding 2G adjacent areas set, and further adjust
Neighbor data in set forms reasonable 2G relation tables, carries out mass addition.It can not only realize and accurately verify out 4G leakages
The details of 2G adjacent areas can also effectively solve the problems, such as traditional artificial time-consuming and laborious, the easy omission of verification, improve the network optimization
Working efficiency.
Embodiment two
In the embodiment of the present invention two, all steps including above-described embodiment one, wherein, for the first adjacent area
Scape, the step 104 of one method of above-described embodiment specifically include：
For the first adjacent area scene, there can be at least following four adjacent area selection strategy, obtain two adjacent area collection：First is adjacent
Area collects and third adjacent area collection；
Strategy one：The first adjacent area collection can be obtained according to 4G cells in 4G cell information tables and the co-sited information of 2G cell.
First adjacent area collection includes the 2G cell with 4G cell co-sited.
Strategy two：In addition, it can be obtained according to 4G cell informations table and 4G and 2G websites 2G cell configuration information in table
Third adjacent area collection.
Third adjacent area collection includes the 2G cell for meeting the following conditions A：
Condition A：The 2G adjacent areas of reference cell；Reference cell is and the immediate 2G cell azimuth in the azimuth of 4G cells
Corresponding 2G cell.
Strategy three：Further, it can be obtained according to 2G cell in performance indicator data to 2G cell switching times statistical form
Third adjacent area collection.
When third adjacent area collection is included in condition A and meets, and meet the 2G cell of the following conditions B：
Condition B：2G adjacent areas are effective adjacent area；Switching of effective adjacent area for the first preset time internal reference cell to 2G adjacent areas
Number is more than or equal to 1 2G adjacent areas；
Strategy four：Further, third adjacent area can be obtained according to 4G and 2G websites 2G cell configuration information in table
Collection.
When third adjacent area collection is included in condition A and meets, and meet the 2G cell of the following conditions C：
Condition C：2G adjacent areas are effective adjacent area；Effective adjacent area is the 2G adjacent areas that frequency range is GSM900.
For example, for the first adjacent area scene, adjacent area collection selection strategy and scheme see the table below 3：
Table 3
To be better understood from present disclosure, may specify that as follows.
Application strategy one verifies the mating situation of 4G cells 4G cells pool building SM_1, obtains the first adjacent area collection.
Verify result：There are leakages with 1 cell pool building _ 3 of 2G co-sited website (pool building), can be as pool building SM_1's
Adjacent area, such as the content of the following table 4.
Table 4
Application strategy two, strategy three and strategy four verify the mating situation of 4G cell halfway up the hills park SM_1, it is adjacent to obtain third
Area collects.
Fig. 2 shows the 2G adjacent areas topologys of 4G cell halfway up the hills park SM_1.
Verify result：With 3 2G cells there are leakage, such as the content of the following table 5.
After halfway up the hill park SM_1 inherits the adjacent area of 2G reference cells halfway up the hill park _ 1, discovery has 3 neighboring BS relationship to exist
Leakage adds Hangzhou Steel Company living area LY rural areas Xia Yi gardens 1800_3, Yi Jinyuan _ 1, halfway up the hill bridge LY rural areas block east 1800_1 after verification
To inherit adjacent area.But 900 cell halfway up the hill bridge LY rural areas block east of co-sited _ 14G of halfway up the hill bridge LY rural areas block east 1800_1 is not yet
It is the adjacent area of 4G, it is adjacent area at this moment to need preferentially to add halfway up the hill bridge LY rural areas block east _ 1.
Table 5
In the present embodiment, existing net 2G cell and 2G adjacent areas Adapted information are analyzed, selectes a 2G reference cells, and by the 2G
The 2G adjacent areas of reference cell are inherited to the 2G adjacent areas of 4G cells to be adapted to, can quick obtaining condition coupling 2G cell.
Further, Effective selection is carried out to the 2G adjacent areas of the 2G reference cells, above-mentioned condition need to be met, be defined as effectively
Adjacent area is inherited to the 2G adjacent areas of 4G cells to be adapted to, and as third adjacent area collection, can tentatively be excluded invalid cell, be improved work
Efficiency.
Embodiment three
In the embodiment of the present invention three, all steps including above-described embodiment one, wherein, for the second adjacent area
Scape, the step 104 of one method of above-described embodiment specifically include：
For the first adjacent area scene, there can be at least following four adjacent area selection strategy, obtain two adjacent area collection：Second is adjacent
Area collects and the 4th adjacent area collection；
Strategy one：It can be according to 4G cells in 4G cell information tables and the co-sited information and 4G of 2G cell and 2G website distances
Table obtains the second adjacent area collection.
First adjacent area collection includes, and the 2G cell of 2G website 4G website N meter within non-co-sited with 4G.
Strategy two：In addition, it can be obtained according to 4G cell informations table and 4G and 2G websites 2G cell configuration information in table
4th adjacent area collection.
4th adjacent area collection includes the 2G cell for meeting the following conditions A：
Condition A：The 2G adjacent areas of reference cell；Reference cell is and the immediate 2G cell azimuth in the azimuth of 4G cells
Corresponding 2G cell.
Strategy three：Further, it can be obtained according to 2G cell in performance indicator data to 2G cell switching times statistical form
4th adjacent area collection.
When 4th adjacent area collection is included in condition A and meets, and meet the 2G cell of the following conditions B：
Condition B：2G adjacent areas are effective adjacent area；Switching of effective adjacent area for the first preset time internal reference cell to 2G adjacent areas
Number is more than or equal to 1 2G adjacent areas；
Strategy four：Further, the 4th adjacent area can be obtained according to 4G and 2G websites 2G cell configuration information in table
Collection.
When third adjacent area collection is included in condition A and meets, and meet the 2G cell of the following conditions C：
Condition C：2G adjacent areas are effective adjacent area；Effective adjacent area is the 2G adjacent areas that frequency range is GSM900.
Strategy five：Optionally, number statistical form can be fallen after rise according to 4G cells in performance indicator data to 2G cell CSFB, obtained
Take the 5th adjacent area collection.
5th adjacent area collection includes the 2G cell for meeting the following conditions D：
Condition D：4G cells CSFB falls back to the number of 2G cell more than or equal to 1 in first preset time.
For example, the first preset time can be one day, choose time that 4G cells CSFB in one day falls back to 2G cell
Element of 2G cell of the number more than or equal to 1 as the 5th adjacent area collection, it is to be understood that period division can be according to actual conditions
It adjusts, is not limited.
For the second adjacent area scene, adjacent area collection selection strategy and scheme see the table below 6：
Table 6
To be better understood from present disclosure, may specify that as follows.
Application strategy one verifies the mating situation of 4G cells poplar man toft SM_1, the second adjacent area collection is obtained, such as the following table 7
Content.
Fig. 3 shows the 2G adjacent areas topology of 4G cells poplar man toft SM_1.
Verify result：Leakage at a distance of 48 meters 2G with station cell 3, be respectively Fuyang Zhang Jiadai _ 1, Fuyang Zhang Jiadai _ 2,
Fuyang Zhang Jiadai _ 3, can be as the adjacent area of poplar man toft SM_1.
Table 7
Application strategy one, strategy three and strategy four verify the mating situation of 4G cell Hui Hao hotel D_1, obtain neighbours
Area collects.
Fig. 4 shows the 2G adjacent areas topology of 4G cell Hui Hao hotel D_1.
Verify result：Effective neighboring BS relationship of 2G reference cells martial arts circles street _ 1 of 4G cell Hui Hao hotel D_1 has 5,
There are omissions, can be as the adjacent area of Hui Hao hotels D_1, such as the content of the following table 8.
Table 8
Application strategy one, strategy three and strategy four verify the mating situation of 4G cells Xinfeng cell SM_1.Obtain neighbours
Area collects.
Fig. 5 shows the 2G adjacent areas topology of 4G cells Xinfeng cell SM_1.
Verify result：Effective adjacent area that 4G cells Xinfeng cell SM_1 inherits 2G reference cells Xinfeng cell _ 1 has 6, deposits
It, can be as the adjacent area of Xinfeng cell SM_1, such as the content of the following table 9 in leakage.
Table 9
Application strategy five verifies the mating situation of 4G cell Polys Dong Wandong _ 2.Obtain the 5th adjacent area collection.
Fig. 6 shows the 2G adjacent areas topology of 4G cell Polys Dong Wandong _ 2.
Verify result：4G cell Polys Dong Wandong _ 2 exist to 2G cell Poly Dong Wan _ 3 falls after rise, and it is 14 to fall within 1 day number after rise
It is secondary, it can be as the adjacent area of Poly Dong Wandong _ 2, such as following table, 10 content.
Table 10
In the present embodiment, existing net 2G cell and 2G adjacent areas Adapted information are analyzed, selectes a 2G reference cells, and by the 2G
The 2G adjacent areas of reference cell are inherited to the 2G adjacent areas of 4G cells to be adapted to, can quick obtaining condition coupling 2G cell.
Further, Effective selection is carried out to the 2G adjacent areas of the 2G reference cells, above-mentioned condition need to be met, be defined as effectively
Adjacent area is inherited to the 2G adjacent areas of 4G cells to be adapted to, and as the 4th adjacent area collection, can tentatively be excluded invalid cell, be improved work
Efficiency.
In addition, also falling number statistical form after rise according to 4G cells to 2G cell CSFB, effective 2G cell is selected.
Example IV
In the embodiment of the present invention four, all steps including above-described embodiment one, wherein, for third adjacent area
Scape, the step 104 of one method of above-described embodiment specifically include：
For third adjacent area scene, there can be a kind of at least following adjacent area selection strategy, obtain an adjacent area collection：6th is adjacent
Area collects；
Strategy one：Number statistical form can be fallen after rise according to 4G cells in performance indicator data to 2G cell CSFB, obtain the 6th
Adjacent area collection.
6th adjacent area collection includes the 2G cell for meeting the following conditions D：
Condition D：4G cells CSFB falls back to the number of 2G cell more than or equal to 1 in first preset time.
For example, the first preset time can be one day, choose time that 4G cells CSFB in one day falls back to 2G cell
Element of 2G cell of the number more than or equal to 1 as the 5th adjacent area collection, it is to be understood that period division can be according to actual conditions
It adjusts, is not limited.
For third adjacent area scene, adjacent area collection selection strategy and scheme see the table below 11：
Table 11
Application strategy one verifies the mating situation of the 4G cells dream western SM_1 in small town.Obtain the 6th adjacent area collection.
Fig. 7 shows the 2G adjacent areas topology of the 4G cells dream western SM_1 in small town.
Verify result：4G cells dream of that the western SM_1 in small town trembles _ 1, Zhang Jia to 2G cell chapter man and trembles _ 2 in the presence of falling after rise, and falling accounts for
Than being respectively 10.77%, 24.79%, the distance of 2G to 4G is 832 meters.It can be as follows as the adjacent area of the dream western SM_1 in small town
The content of table 12.
Table 12
Embodiment five
In the embodiment of the present invention five, all steps including above-described embodiment one, wherein, one method of above-described embodiment
Step 105 specifically include：
According to the rejecting principle of each adjacent area scene, the adjacent area collection of each adjacent area scene is screened, is obtained to be output
2G adjacent areas collection.
The adjacent area collection quantity that rule output is selected according to adjacent area collection is more, needs to carry out invalid adjacent area to the adjacent area verified out
It rejects.According to largely being verified in small chorography, the rejecting rule made is as follows：
For the first adjacent area collection and the second adjacent area collection, do not reject.
For third adjacent area collection and the 4th adjacent area collection, according to 4G cell informations table, 4G and 2G websites apart from table, reject and meet
The 2G adjacent areas of the following conditions E；
Condition E：The distance of 2G adjacent areas and 4G cells is more than or equal to 2 times of the average distance of 4G cells and 2G cell；
Wherein, the average distance of 4G cells and 2G cell being averaged between 4G cells and M closest 2G cell
Distance, M are the natural number more than or equal to 2；
For example, M can be 4G cells and 3 closest 2G for the average distance computational methods of 3,4G cells and 2G cell
Average distance between cell, average distance computational methods can be adjusted according to actual conditions, are not limited.
For third adjacent area collection and the 4th adjacent area collection, according to the performance indicator data, the 2G for meeting the following conditions F is rejected
Adjacent area；
Condition F：The switching times accounting of the 2G adjacent areas of reference cell and reference cell is less than or equal to 2%；
Wherein, 2G of the switching times accounting of the 2G adjacent areas of reference cell and reference cell for reference cell and reference cell
The switching times of adjacent area account for the ratio of the switching total degree of all 2G adjacent areas of reference cell and reference cell.
It should be noted that for third adjacent area collection and the 4th adjacent area collection, the 2G neighbours for meeting any of the above-described condition are rejected
Area.
For the 5th adjacent area collection and the 6th adjacent area collection, according to 4G cell informations table, 4G and 2G websites apart from table, reject and meet
The 2G adjacent areas of the following conditions E；
Condition E：The distance of 2G adjacent areas and 4G cells is more than or equal to 2 times of the average distance of 4G cells and 2G cell；
Wherein, the average distance of 4G cells and 2G cell being averaged between 4G cells and M closest 2G cell
Distance, M are the natural number more than or equal to 2；
For the 5th adjacent area collection and the 6th adjacent area collection, according to the performance indicator data, the 2G for meeting the following conditions G is rejected
Adjacent area；
Condition G：The number accounting that 4G cells CSFB falls back to 2G adjacent areas is less than or equal to 2%；
Wherein, 4G cells CSFB, which falls back to the number accounting of 2G cell the numbers of 2G adjacent areas is fallen back to for 4G cells CSFB, accounts for
Total ratio for falling number after rise of 4G cells.
It should be noted that for the 5th adjacent area collection and the 6th adjacent area collection, the 2G neighbours for meeting any of the above-described condition are rejected
Area.
Rule is rejected in detail see the table below 13：
Table 13
Further, 2G adjacent areas collection to be output is obtained after screening.
For example, it is defeated after being counted to miss-configured neighboring cells according to each scene judgment rule by data collection and statistics
Go out the first adjacent area collection, third adjacent area collection, the second adjacent area collection, the 4th adjacent area collection, the 5th adjacent area collection, the 6th adjacent area collection, then take 6
The union of adjacent area collection, then pair and invalid adjacent area is concentrated to reject, export the result is that the 2G adjacent areas that should be added.
Sample data such as following table 14A and table 14B：
Table 14A
Table 14B
The 2G adjacent areas of 2G adjacent areas collection kind can be added to the 4G cells adjacent area specified as a result,.
In the present embodiment, to the above-mentioned adjacent area collection obtained according to selection strategy, different rejectings is formulated for adjacent area collection
Rule carries out data cleansing, forms reasonable 2G relation tables, carries out mass addition, can efficiently reject invalid 2G adjacent areas.
In conclusion method of the embodiment of the present invention one to embodiment five, at least with following technique effect：
First, it is defined by scene, and selection analysis is carried out to 4G adjacent areas according to scene, cover in practice complete substantially
Portion's scene can be directed to the details that the whole network verifies out 4G leakage 2G adjacent areas, can effectively solve the traditional artificial time-consuming expense of verification
Power, easy the problem of omitting.
2nd, by rejecting invalid adjacent area, a large amount of check and correction has been carried out, rule is rejected in the invalid adjacent area of formulation, can be efficient
Invalid 2G adjacent areas are rejected, form reasonable 2G relation tables, carry out mass addition, improve the working efficiency of the network optimization.
Embodiment six
Fig. 8 shows the set adaptive device of the 2G adjacent areas based on displaying eSRVCC business that the embodiment of the present invention six provides
Structure diagram.
The set adaptive device of the 2G adjacent areas based on displaying eSRVCC business that the embodiment of the present invention six provides, such as Fig. 8 institutes
Show, including：Processor (processor) 81, memory (memory) 82, communication interface (Communications
Interface) 83 and bus 84；
Wherein, the processor 81, memory 82, communication interface 83 complete mutual communication by the bus 84；
The communication interface 83 is for the information transmission between the device and other equipment；
The processor 81 is used to call the program instruction in the memory 82, above-mentioned based on displaying to perform
The method that the 2G adjacent areas set adaptation method of eSRVCC business is provided, such as including：
Collect the configuration data and performance indicator data that eSRVCC is now netted in preset range；
4G cell informations table, 4G and 2G websites are obtained from the configuration data apart from table；
According to 4G cell informations table, 4G and 2G websites apart from table, and using neighbor cell configuration rule, determine 4G macro station cells
Multiple adjacent area scenes；
For each adjacent area scene, according to the adjacent area selection strategy in the adjacent area scene, and according to 4G cell informations table and
4G, apart from table, obtains the corresponding adjacent area collection of the adjacent area scene with 2G websites；
The adjacent area collection is adjusted, obtaining every 4G macro stations cell needs 2G adjacent areas to be added collection table.
2G adjacent area set adaptive device of the present embodiment puppet based on displaying eSRVCC business performs preceding method, and function is former
Reason and technique effect are no longer described in detail.
It will be appreciated by those of skill in the art that although some embodiments described herein include being wrapped in other embodiments
The certain features rather than other feature included, but the combination of the feature of different embodiment mean in the scope of the present invention it
It is interior and form different embodiments.
It will be understood by those skilled in the art that each step in embodiment can with hardware realization or at one or
The software module run on the multiple processors of person is realized or is realized with combination thereof.Those skilled in the art should manage
Solution, can realize according to embodiments of the present invention one using microprocessor or digital signal processor (DSP) in practice
The some or all functions of a little or whole components.The present invention is also implemented as performing method as described herein
Some or all equipment or program of device (for example, computer program and computer program product).
Although being described in conjunction with the accompanying embodiments of the present invention, those skilled in the art can not depart from this hair
Various modifications and variations are made in the case of bright spirit and scope, such modifications and variations are each fallen within by appended claims
Within limited range.
Claims (10)
1. a kind of 2G adjacent areas set adaptation method based on displaying eSRVCC business, which is characterized in that including：
Collect the configuration data and performance indicator data that eSRVCC is now netted in preset range；
4G cell informations table, 4G and 2G websites are obtained from the configuration data apart from table；
According to 4G cell informations table, 4G and 2G websites apart from table, and using neighbor cell configuration rule, determine the multiple of 4G macro station cells
Adjacent area scene；
For each adjacent area scene, according to the adjacent area selection strategy in the adjacent area scene, and according to 4G cell informations table and 4G with
2G websites obtain the corresponding adjacent area collection of the adjacent area scene apart from table；
The adjacent area collection is adjusted, obtaining every 4G macro stations cell needs 2G adjacent areas to be added collection table.
2. according to the method described in claim 1, it is characterized in that,
The configuration data includes：4G cellular engineering parameters summary table, 2G cell engineering parameter summary table, 4G configuration of 2 G adjacent area table, 2G
Configuration of 2 G adjacent area table, 2G/4G co-sited information tables；
The performance indicator data include：4G cells are to 2G cell switching times statistical form, 2G cell to 2G cell switching times
Statistical form, 4G cells to 2G cell CSFB fall number statistical form after rise；
4G cell information tables include：4G cell names, 4G cell IDs, 4G location information of cell, 4G Base Station Identifications, 4G cells are matched
The co-sited information of confidence breath, 4G cells and 2G cell；
4G and 2G websites include apart from table：4G Base Station Identifications, 4G location information of cell, all 2G in 4G cell preset ranges are small
Area's information；
All 2G cell information in 4G cell preset ranges include：4G cells and 2G cell network topology, 2G cell name
Title, 2G cell mark, 2G Base Station Identifications, 2G cell configuration information, 2G cell and 2G adjacent areas Adapted information.
3. according to the method described in claim 2, it is characterized in that, multiple adjacent area scenes of 4G macro station cells, including：
4G and the first adjacent area scene of 2G co-sited；
4G is non-co-sited with 2G, and 4G websites have the second adjacent area scene of 2G websites within N meters；
4G is non-co-sited with 2G, and 4G websites third adjacent area scene without 2G websites within N meters；
Wherein N is the numerical value more than 100.
4. according to the method described in claim 3, it is characterized in that, for each adjacent area scene, according in the adjacent area scene
Adjacent area selection strategy, and according to 4G cell informations table and 4G and 2G websites the corresponding adjacent area collection of the adjacent area scene is obtained apart from table
The step of, including：
For the first adjacent area scene, the first adjacent area collection is obtained according to 4G cell informations table；First adjacent area collection includes being total to 4G cells
The 2G cell stood；And
For the second adjacent area scene, the second adjacent area collection is obtained apart from table according to 4G cell informations table and 4G with 2G websites；
Second adjacent area collection includes, and the 2G cell of 2G website 4G website N meter within non-co-sited with 4G.
5. according to the method described in claim 3, it is characterized in that, for each adjacent area scene, according in the adjacent area scene
Adjacent area selection strategy, and according to 4G cell informations table and 4G and 2G websites the corresponding adjacent area collection of the adjacent area scene is obtained apart from table
The step of, including：
For the first adjacent area scene, the 2G cell that acquisition meets the following conditions A is third adjacent area collection；
For the second adjacent area scene, the 2G cell that acquisition meets the following conditions A is the 4th adjacent area collection；
Condition A：The 2G adjacent areas of reference cell；Reference cell is corresponding with the immediate 2G cell azimuth in the azimuth of 4G cells
2G cell.
6. according to the method described in claim 5, it is characterized in that, for the first adjacent area scene, acquisition meets the following conditions A's
2G cell is third adjacent area collection；For the second adjacent area scene, the step for meeting the 2G cell of the following conditions A for the 4th adjacent area collection is obtained
Suddenly, including：
It for the first adjacent area scene, obtains when condition A meets, and it is the to meet the 2G cell of the following conditions B and/or condition C
Three adjacent area collection；
It for the second adjacent area scene, obtains when condition A meets, and it is the to meet the 2G cell of the following conditions B and/or condition C
Four adjacent area collection；
Condition B：2G adjacent areas are effective adjacent area；Switching times of effective adjacent area for the first preset time internal reference cell to 2G adjacent areas
2G adjacent areas more than or equal to 1；
Condition C：2G adjacent areas are effective adjacent area；Effective adjacent area is the 2G adjacent areas that frequency range is GSM900.
7. according to the method described in claim 3, it is characterized in that, for each adjacent area scene, according in the adjacent area scene
Adjacent area selection strategy, and the corresponding adjacent area collection of the adjacent area scene is obtained apart from table according to 4G cell informations table and 4G and 2G websites,
Including：
For the second adjacent area scene, the 2G cell that acquisition meets the following conditions D is the 5th adjacent area collection；
For third adjacent area scene, the 2G cell that acquisition meets the following conditions D is the 6th adjacent area collection；
Condition D：4G cells CSFB falls back to the number of 2G cell more than or equal to 1 in first preset time.
8. method according to any one of claims 1 to 7, which is characterized in that adjust the adjacent area collection, obtain every 4G macro stations
Cell needs the step of 2G adjacent areas collection table to be added, including：
According to the rejecting principle of each adjacent area scene, the adjacent area collection of each adjacent area scene is screened, obtains 2G to be output
Adjacent area collection.
9. according to the method described in claim 8, it is characterized in that,
For third adjacent area collection and the 4th adjacent area collection, refer to according to 4G cell informations table, 4G and 2G websites apart from table and the performance
Data are marked, reject the 2G adjacent areas for meeting the following conditions E and/or condition F；
Condition E：The distance of 2G adjacent areas and 4G cells is more than or equal to 2 times of the average distance of 4G cells and 2G cell；
Wherein, average distance of the average distance of 4G cells and 2G cell between 4G cells and M closest 2G cell,
M is the natural number more than or equal to 2；
Condition F：The switching times accounting of the 2G adjacent areas of reference cell and reference cell is less than or equal to 2%；
Wherein, the switching times accounting of the 2G adjacent areas of reference cell and reference cell is reference cell and the 2G adjacent areas of reference cell
Switching times account for reference cell and reference cell all 2G adjacent areas switching total degree ratio.
10. according to the method described in claim 8, it is characterized in that,
For the 5th adjacent area collection and the 6th adjacent area collection, refer to according to 4G cell informations table, 4G and 2G websites apart from table and the performance
Data are marked, reject the 2G adjacent areas for meeting the following conditions E and/or condition G；
Condition E：The distance of 2G adjacent areas and 4G cells is more than or equal to 2 times of the average distance of 4G cells and 2G cell；
Wherein, average distance of the average distance of 4G cells and 2G cell between 4G cells and M closest 2G cell,
M is the natural number more than or equal to 2；
Condition G：The number accounting that 4G cells CSFB falls back to 2G adjacent areas is less than or equal to 2%；
Wherein, 4G cells CSFB falls back to the number accounting of 2G cell and for 4G cells CSFB falls back to the numbers of 2G adjacent areas to account for 4G small
Total ratio for falling number after rise in area.
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