METHOD AND APPARATUS FOR ANALYZING PILOT POLLUTION

• US 20130314432A1
• Filed: 05/21/2013
• Published: 11/28/2013
• Est. Priority Date: 05/28/2012
• Status: Active Grant

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: Cui, Xiaojun, Ding, Junquan
• Granted Patent: US 9,473,948 B2
• Time in Patent Office: Days
• US Class Current: 345/589
• CPC Class Codes: G06T 11/40 Filling a planar surface by adding surface attributes, e.g. colour or texture
• CPC Class Codes: H04W 16/18 Network planning tools
• CPC Class Codes: H04W 24/10 Scheduling measurement reports ; Arrangements for measurement reports

Abstract

Embodiments of the present invention disclose a method for analyzing pilot pollution, and further disclose an apparatus for analyzing pilot pollution. The method includes: generating a preprocessed map according to an actual engineering parameter table and drive test data that are in pre-imported information, where the preprocessed map includes a cell distribution map and a pilot pollution distribution map, the actual engineering parameter table includes actual longitude information, actual latitude information, and actual azimuth information; obtaining selection information of a target area to determine the target area; and generating, for the target area, a map of abnormal cells of the target area according to the cell pilot identifiers and the signal strength corresponding to the pilot identifier of each test-marked cell. With the present invention, it is unnecessary to review test data and view the review connection, and the analysis efficiency is high.

Claims

1. A method for analyzing pilot pollution, the method comprising:

generating a preprocessed map according to an actual engineering parameter table and drive test data that are pre-imported information, wherein the preprocessed map comprises a cell distribution map and a pilot pollution distribution map, the actual engineering parameter table comprises actual longitude information, actual latitude information, and actual azimuth information, the drive test data is obtained by extracting test marking record information, the test marking is implemented by marking at an interval of a certain period by a drive test device, and the test marking record comprises information, which comprises cell pilot identifiers and signal strength corresponding to each cell pilot identifier;

obtaining selection information of a target area to determine the target area, wherein the target area is an area to be analyzed in the preprocessed map; and

generating, for the target area, a map of abnormal cells of the target area, according to the cell pilot identifiers and the signal strength corresponding to the pilot identifier of each cell in the drive test data, wherein the cell pilot identifiers correspond to cells on a one-to-one basis.

2. The method according to claim 1, wherein generating a map of abnormal cells of the target area according to the cell pilot identifiers and the signal strength corresponding to the pilot identifier of each cell in the drive test data comprises:

extracting a pilot identifier of each test-marked cell and a signal strength corresponding to the pilot identifier of each test-marked cell in the drive test data, and collecting the pilot identifier of each test-marked cell and the signal strength corresponding to the pilot identifier of each test-marked cell in the drive test data in the target area;

dividing the collected pilot identifier of each cell and the signal strength corresponding to the pilot identifier of each test-marked cell into segments; and

configuring colors for the abnormal cells of the target area according to the divided segments.

3. The method according to claim 2, wherein dividing the collected pilot identifier of each cell and the signal strength corresponding to the pilot identifier of each test-marked cell into segments comprises:

dividing the signal strength corresponding to the collected pilot identifier of each test-marked cell into more than one segment; and

collecting, according to the divided segments, the collected pilot identifier of each test-marked cell corresponding to the signal strength that fall within the segments, in order to divide the collected pilot identifier of each cell into segments.

4. The method according to claim 3, wherein collecting, according to the divided segments, the collected pilot identifier of each test-marked cell corresponding to the signal strengths that fall within the segments, in order to divide the collected pilot identifier of each cell into segments comprises:

when one cell pilot identifier corresponds to more than one signal strengths, selecting only a strongest signal strength of the more than one signal strengths for collection.

5. The method according to claim 2, wherein configuring colors for the abnormal cells of the target area according to the divided segments comprises:

configuring a same color for cells whose signal strength corresponds to cell pilot identifiers that fall within a same segment, and configuring different colors for cells whose signal strength corresponds to cell pilot identifiers that fall within different segments;

or

configuring a same color for cell pilot identifiers corresponding to signal strengths that fall within a same segment, and configuring different colors for cell pilot identifiers corresponding to signal strengths that fall within different segments; and

configuring a same color for cells whose signal strength corresponds to cell pilot identifiers that fall within a same segment, and configuring different colors for cells whose signal strength corresponds to cell pilot identifiers that fall within different segments.

6. The method according to claim 1, wherein the pre-imported information further comprises a planning engineering parameter table, and after generating a map of abnormal cells of the target area according to the cell pilot identifiers and the signal strength corresponding to the pilot identifier of each test-marked cell in the drive test data, the method further comprises:

determining target cells to be analyzed in the map of abnormal cells; and

generating radio optimization information for the target cells according to the actual engineering parameter table and planning engineering parameter table and/or drive test data in the pre-imported information.

7. An apparatus for analyzing pilot pollution, the apparatus comprising:

a storing module, configured to store pre-imported information, wherein the pre-imported information comprises an actual engineering parameter table and drive test data, wherein the actual engineering parameter table comprises actual longitude information, actual latitude information, and actual azimuth information, the drive test data is obtained by extracting test marking record information, the test marking is obtained by marking at an interval of a certain period by a drive test device, and the test marking record comprises information, which comprises cell pilot identifiers and signal strength corresponding to each cell pilot identifier;

a preprocessing module, configured to generate a preprocessed map according to the actual engineering parameter table and drive test data, wherein the preprocessed map comprises a cell distribution map and a pilot pollution distribution map;

a first determining module, configured to obtain selection information of a target area to determine the target area, wherein the target area is an area to be analyzed in the preprocessed map; and

an abnormal cell map generating module, configured to generate, for the target area, a map of abnormal cells of the target area according to the cell pilot identifiers and the signal strength corresponding to the pilot identifier of each test-marked cell, wherein the cell pilot identifiers correspond to cells on a one-to-one basis.

8. The apparatus according to claim 7, wherein the abnormal cell map generating module comprises:

a collecting module, configured to extract a pilot identifier of each test-marked cell and the signal strength corresponding to the pilot identifier of each test-marked cell in the drive test data, and collect the pilot identifier of each test-marked cell and the signal strength corresponding to the pilot identifier of each test-marked cell in the drive test data in the target area;

a segment dividing module, configured to divide the collected pilot identifier of each cell and the signal strength corresponding to the pilot identifier of each test-marked cell into segments; and

a color configuring module, configured to configure colors for the abnormal cells of the target area according to the divided segments.

9. The apparatus according to claim 8, wherein the segment dividing module comprises:

a first module, configured to divide the collected signal strengths into more than one segments; and

a second module, configured to collect, according to the divided segments, cell pilot identifiers corresponding to the signal strengths that fall within the segments, in order to divide the collected pilot identifier of each cell into segments.

10. The apparatus according to claim 9, wherein the second module comprises:

a signal strength selecting module, configured to;

when one cell pilot identifier corresponds to more than one signal strength, select only a strongest signal strength of the more than one signal strength for collection.

11. The apparatus according to claim 8, wherein the color configuring module comprises a first color configuring module, or comprises a first color configuring module and a second color configuring module, wherein:

the first color configuring module is configured to configure a same color for cells whose signal strength corresponds to cell pilot identifiers that fall within a same segment, and configure different colors for cells whose signal strength corresponds to cell pilot identifiers that fall within different segments; and

the second color configuring module is configured to configure a same color for cell pilot identifiers corresponding to signal strengths that fall within a same segment, and configure different colors for cell pilot identifiers corresponding to signal strengths that fall within different segments.

12. The apparatus according to claims 7, wherein the apparatus further comprises:

a first outputting module, configured to output the preprocessed map or the map of abnormal cells.

13. The apparatus according to claims 7 wherein the pre-imported information further comprises a planning engineering parameter table, and the apparatus further comprises a second determining module and a radio optimization information generating module, or comprises a second determining module, a radio optimization information generating module, and a second outputting module, wherein:

the second determining module is configured to determine target cells to be analyzed in the map of abnormal cells;

the radio optimization information generating module is configured to generate radio optimization information for the target cells according to the actual engineering parameter table and planning engineering parameter table and/or drive test data; and

the second outputting module is configured to output the preprocessed map, the map of abnormal cells, or the radio optimization information.