Positioning method and system for abnormal cell in wireless network planning simulation

Method and system for locating abnormal cells in wireless network planning and simulation

Technical field

[0001] The present invention relates to the field of network planning technologies, and in particular, to a method and system for locating an abnormal cell in a wireless network planning simulation.

Background technique

[0002] The map used in planning software simulation is a dedicated map matching the software format, which is a professional electronic digital map with grid division, coordinate information, geographic information, altitude information, and the like.

[0003] The current planning software simulation needs to be based on the digital map of the planned area, the location of the base station is imported on the digital map, the planning area is drawn, and the RSRP simulation, SINR simulation, neighboring area planning, and PCI planning are performed on the cells in the planned area. Wait for a series of simulations and plans.

[0004] At present, when the number of cells in the planning simulation is very large, if a cell is found to be abnormal during planning or simulation, it is necessary to traverse all the cells in the map to be searched for the cell to be based on the surrounding environment of the abnormal cell. Obtain the cause and solution of the abnormal state of the abnormal cell; but the way of traversing the map is slow and easy to miss or miss the abnormal cell, which affects the simulation efficiency of the entire wireless network planning simulation.

Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a method and system for locating an abnormal cell in a wireless network planning simulation, which can quickly locate an abnormal cell and improve search abnormality in a case where the number of cells in the planning simulation is large. The speed of the cell and the accuracy of the wireless network planning simulation ensure the simulation efficiency of the wireless network planning simulation.

[0006] In order to solve the above technical problem, the present invention provides the following technical solutions:

In one aspect, the present invention provides a method for locating an abnormal cell in a wireless network planning simulation, the method comprising:

[0008] performing wireless network planning simulation on the target area, and obtaining a wireless network planning simulation result;

[0009] generating a path loss comparison table according to the cell whose path loss obtained in the simulation process is a special value, wherein the road loss comparison table includes a correspondence between the cell with the special value of the path loss and the location information of the cell;

[0010] determining an abnormal cell in the wireless network planning simulation result, and acquiring location information of the abnormal cell in the path loss comparison table;

[0011] and, according to the location information of the abnormal cell, locate the abnormal cell in the wireless network planning simulation result.

[0012] Further, the wireless network planning simulation is performed on the target area, and the wireless network planning simulation result is obtained, including:

[0013] Perform wireless network planning simulation on the target area, and obtain a wireless network planning simulation map and a corresponding wireless network planning simulation information table.

[0014] Further, the road loss comparison table is generated according to the cell whose path loss obtained in the simulation process is a special value, and includes:

[0015] The cell whose path loss calculated by the simulation is a special value is marked, wherein the cell whose path loss is a special value is the distance between the signal receiving end and the signal transmitting end of the current cell is 0. Community

[0016] And, a road loss comparison table is generated according to all the marked cells, wherein the road loss comparison table includes a correspondence between the identifier of the cell whose path loss is a special value and the location information.

[0017] Further, the abnormal cell is determined in the wireless network planning simulation result, and the location information of the abnormal cell is obtained in the road loss comparison table, including:

[0018] obtaining an identifier corresponding to the abnormal cell and the abnormal cell according to the map grid attribute information of each cell in the wireless network planning simulation information table;

[0019] And, according to the identifier corresponding to the abnormal cell, acquiring location information of the abnormal cell in the path loss comparison table.

[0020] Further, the positioning the abnormal cell in the wireless network planning simulation result according to the location information of the abnormal cell includes:

[0021] locating the abnormal cell in the wireless network planning simulation map according to the location information of the abnormal cell;

[0022] And, according to the located abnormal cell in the wireless network planning simulation diagram and its neighboring environment, abnormal state analysis is performed on the abnormal cell.

[0023] In another aspect, the present invention further provides a positioning system for an abnormal cell in a wireless network planning simulation, the system comprising:

[0024] A wireless network planning simulation result obtaining module is configured to perform wireless network planning simulation on a target area, and obtain a wireless network planning simulation result;

[0025] a road loss comparison table generating module, configured to generate a road loss comparison table according to a cell whose path loss obtained in the simulation process is a special value, wherein the road loss comparison table includes a cell and a cell with a special path loss Corresponding relationship of location information; [0026] an abnormal cell determining module, configured to determine an abnormal cell in the wireless network planning simulation result, and obtain location information of the abnormal cell in the path loss comparison table;

[0027] The abnormal cell positioning module is configured to locate the abnormal cell in the wireless network planning simulation result according to the location information of the abnormal cell.

[0028] Further, the wireless network planning simulation result obtaining module includes:

[0029] The wireless network planning simulation result obtaining unit is configured to perform wireless network planning simulation on the target area, and obtain a wireless network planning simulation map and a corresponding wireless network planning simulation information table.

[0030] Further, the path loss comparison table generating module includes:

[0031] a path loss special value marking unit is configured to mark a cell whose calculated path loss is a special value in the simulation process, wherein the cell whose path loss is a special value is a signal receiving end and a signal of the current cell. a cell with a distance of 0 between the transmitting ends;

[0032] a path loss comparison table generating unit, configured to generate a path loss comparison table according to all the marked cells, wherein the road loss comparison table includes a correspondence between the identifier of the cell whose path loss is a special value and the location information. relationship.

[0033] Further, the abnormal cell determining module includes:

[0034] The abnormal cell identifier acquiring unit is configured to acquire an identifier corresponding to the abnormal cell and the abnormal cell according to the map grid attribute information of each cell in the wireless network planning simulation information table;

[0035] The abnormal cell location information acquiring unit is configured to acquire location information of the abnormal cell in the path loss comparison table according to the identifier corresponding to the abnormal cell.

[0036] Further, the abnormal cell positioning module includes:

[0037] The abnormal cell positioning unit is configured to locate the abnormal cell in the wireless network planning simulation map according to the location information of the abnormal cell;

[0038] The abnormal state analyzing unit is configured to perform abnormal state analysis on the abnormal cell according to the located abnormal cell in the wireless network planning simulation diagram and its neighboring environment.

[0039] It can be seen from the above technical solution that the method and system for positioning an abnormal cell in a wireless network planning simulation according to the present invention, wherein the positioning method performs wireless network planning simulation on a target area, and obtains a wireless network planning simulation result; Generating a path loss comparison table for a cell whose path loss is obtained in a simulation process; determining an abnormal cell in the wireless network planning simulation result, and acquiring location information of the abnormal cell in the path loss comparison table; The location information of the abnormal cell locates the abnormal cell in the wireless network planning simulation result; the abnormal cell can be quickly located in the case of a large number of cells in the planning simulation, and the speed of searching for an abnormal cell and the wireless network planning simulation are improved. The accuracy ensures the simulation efficiency of wireless network planning simulation.

DRAWINGS

[0040] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below, and obviously, in the following description The drawings are some embodiments of the present invention, and other drawings may be obtained from those of ordinary skill in the art without departing from the scope of the invention.

1 is a schematic flowchart of a specific implementation manner of a method for locating an abnormal cell in a wireless network planning simulation according to Embodiment 1 of the present invention;

2 is a schematic flowchart of step 200 in the positioning method in Embodiment 2 of the present invention;

3 is a schematic flowchart of step 300 in the positioning method in Embodiment 3 of the present invention;

4 is a schematic flow chart of step 400 in the positioning method in Embodiment 4 of the present invention;

5 is a schematic structural diagram of a positioning system of an abnormal cell in a wireless network planning simulation according to Embodiment 5 of the present invention.

detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. The embodiments are a part of the embodiments of the invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

[0047] Embodiment 1 of the present invention provides a method for locating an abnormal cell in a wireless network planning simulation.

detailed description. Referring to FIG. 1, the positioning method specifically includes the following content:

[0048] Step 1: Perform wireless network planning simulation on the target area to obtain a wireless network planning simulation result.

[0049] In this step, the type of the wireless network planning simulation required in the wireless network planning simulation for the selected target area includes RSRP simulation, SINR simulation, neighboring area planning, or PCI planning, etc., for the selected target. The current type of wireless network planning simulation is performed, and the current type of wireless network planning simulation result is obtained, and the wireless network planning simulation result includes a wireless network planning simulation map and a corresponding wireless network planning simulation information table.

[0050] Step 200: Generate a road loss comparison table according to the cell whose path loss obtained in the simulation process is a special value.

[0051] In this step, the path loss value of each cell is calculated in real time during the current type of wireless network planning and simulation in the selected target area, and if there is a cell in which the path loss is a special value, then the cells are Marking, and after completing the wireless network planning simulation, the marked road loss is a special value of the cell integration, and a road loss comparison table is generated, and the road loss comparison table includes the cell with the special value of the road loss and Corresponding relationship of the cell location information, where the cell location information may be the transitivity value of the base station to which the cell belongs, or may be other location attribute information.

[0052] Step 3: Determine an abnormal cell in the wireless network planning simulation result, and obtain location information of the abnormal cell in the path loss comparison table. '

[0053] In this step, according to the wireless network planning simulation information table in the wireless network planning simulation result, a cell in which the network signal coverage is suddenly dropped or fluctuated is obtained, and the cells are confirmed as an abnormal cell, and The abnormality cell is searched in the road loss comparison table, and the location information of the abnormal cell is obtained. '

[0054] Step 400: Locating the abnormal cell in the wireless network planning simulation result according to the location information of the abnormal cell.

[0055] In this step, the abnormal cell is located in the wireless network planning simulation diagram in the wireless network planning simulation result according to the location information of the abnormal cell, and abnormal state analysis is performed according to the positioning result.

[0056] As can be seen from the above description, the embodiment of the present invention can quickly locate an abnormal cell in the case of a large number of cells in the planned simulation, and improve the speed of searching for an abnormal cell.

Embodiment 2 of the present invention provides a specific implementation manner of step 2〇0 in the foregoing positioning method. Referring to FIG. 2, the step 200 specifically includes the following content:

[0058] Step 201: Mark the calculated cell loss in the simulation process as a special value.

[0059] In this step, the cell whose path loss is a special value is a cell whose distance between the signal receiving end and the signal transmitting end of the current cell is 0.

[0060] Step 202: Generate a path loss comparison table according to all the marked cells.

[0061] In this step, the road loss comparison table includes a correspondence between the identifier of the cell whose path loss is a special value and the location information.

[0062] It can be seen from the above description that the embodiment of the present invention can effectively utilize the path loss value calculated by the simulation process, directly learn the cell whose path loss is a special value, and generate a path loss comparison table to provide a quick search for the subsequent abnormal cell. Accurately find the reference data base.

[0063] Embodiment 3 of the present invention provides a specific implementation manner of step 3〇〇 in the foregoing positioning method. Referring to FIG. 3, the step 300 specifically includes the following content:

[0064] Step 3: 1: Obtain an identifier corresponding to the abnormal cell and the abnormal cell according to the map grid attribute information of each cell in the wireless network planning simulation information table.

[0065] In this step, the identifier corresponding to the abnormal cell includes an ID of the base station to which the abnormal cell belongs or a base station name.

[0066] Step 3: 2: Obtain location information of the abnormal cell in the path loss comparison table according to the identifier corresponding to the abnormal cell.

[0067] As can be seen from the above description, the embodiment of the present invention does not need to traverse all the grids of the entire planning area map, and can perform a search in the road loss comparison table to quickly locate the method, thereby improving the speed of searching.

Embodiment 4 of the present invention provides a specific implementation of the step 400 in the above positioning method. Referring to FIG. 4, the step 400 specifically includes the following content:

[0069] Step 401: Locating the abnormal cell in the wireless network planning simulation map according to the location information of the abnormal cell.

[0070] Step 402: Perform abnormal state analysis on the abnormal cell according to the located abnormal cell in the wireless network planning simulation diagram and its neighboring environment.

[0071] As can be seen from the above description, the embodiment of the present invention implements fast and accurate positioning of the abnormal cell in the wireless network planning simulation result according to the location information of the abnormal cell.

[0072] In order to further illustrate the solution, the present invention provides an application example of a method for locating an abnormal cell in a wireless network planning simulation, and the positioning method specifically includes the following content:

[0073] This application example is to classify the grid according to the result while planning or simulating, and by searching the grid whose path loss is a special value, the grid is searched to quickly locate, and the speed of the search is improved. The specific implementation process is as follows (for example, the path loss result is used to retrieve the cell):

[0074] 1) setting initial parameters, performing initial simulation and planning, wherein when calculating the path loss (where the path loss is calculated, the path loss of the transmitting and receiving end is set to a fixed value P), and the path loss is The community of P is refined.

[0075] 2) After the simulation is completed, the abnormal cell is determined, and the name or ID of the base station where the abnormal cell is located is input in the planning software.

[0076] 3) traversing the list of path loss values ​​in the planned area, finding the latitude and longitude values ​​corresponding to the name or ID of the abnormal cell to be found; thereby finding the grid of the base station searching for the cell.

[0077] It can be seen from the above description that the application example of the present invention quickly locates a base station that needs to be searched by searching for a cell list whose path loss is a special value, thereby finding a cell, and solving the case that the number of cells in the planning simulation is large, Positioning to find the problem of the cell, greatly improving the speed of the search cell; without traversing all the grids of the entire planning area map, by extracting the grid whose path loss is a special value, the grid is searched to quickly locate and improve the search. speed.

[0078] Embodiment 5 of the present invention provides a specific implementation manner of a positioning system for an abnormal cell in a wireless network planning simulation capable of implementing the foregoing positioning method. Referring to FIG. 5, the positioning system specifically includes the following content:

[0079] The wireless network planning simulation result obtaining module 10 is configured to perform wireless network planning simulation on the target area, and obtain a wireless network planning simulation result. _〇] In the module, the wireless network planning simulation result obtaining module 10 includes a wireless network planning simulation result obtaining unit 11 , and the wireless network planning simulation result obtaining unit 11 is configured to perform wireless network planning simulation on the target area, and obtain The wireless network planning simulation map and the corresponding wireless network planning simulation information table.

[0081] The path loss comparison table generating module 20 is configured to generate a path loss comparison table according to the cell whose path loss obtained in the simulation process is a special value, wherein the path loss comparison table includes a cell with a special path loss and a path loss Correspondence relationship of cell location information. [0082] In this module, the path loss comparison table generating module 20 includes:

[0083] The path loss special value marking unit 21 is configured to mark a cell whose calculated path loss is a special value in the simulation process, where the cell whose path loss is a special value is a signal receiving end of the current cell. The distance between the signal transmitting ends is the cell of 〇.

[0084] The road loss comparison table generating unit 22 is configured to generate a road loss comparison table according to all the marked cells, wherein the road loss comparison table includes the identifier and location information of the cell whose path loss is a special value. Correspondence relationship.

[0085] The abnormal cell determining module 30 is configured to determine an abnormal cell in the wireless network planning simulation result, and obtain location information of the abnormal cell in the path loss comparison table.

[0086] In the module, the abnormal cell determining module 30 includes:

[0087] The abnormal cell identifier obtaining unit 31 is configured to acquire an identifier corresponding to the abnormal cell and the abnormal cell according to the map grid attribute information of each cell in the wireless network planning simulation information table. The abnormal cell location information acquiring unit 32 is configured to acquire location information of the abnormal cell in the ambiguous comparison table according to the identifier corresponding to the abnormal cell.

[0089] The abnormal cell positioning module 40 is configured to locate the abnormal cell in the wireless network planning simulation result according to the location information of the abnormal cell.

[0090] In this module, the abnormal cell positioning module 40 includes:

[0091] The abnormal cell positioning unit 41 is configured to locate the abnormal cell in the wireless network planning simulation map according to the location information of the abnormal cell.

[0092] The abnormal state analyzing unit 42 is configured to perform abnormal state analysis on the abnormal cell according to the located abnormal cell in the wireless network planning simulation map and its neighboring environment.

[0093] As can be seen from the above description, the embodiment of the present invention solves the problem that an abnormal cell can be found accurately and quickly in the case of a large number of cells in the planned simulation.

The above embodiments are merely illustrative of the technical solutions of the present invention, and are not intended to be limiting; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that The technical solutions described in the embodiments are modified, or the equivalents of the technical features are replaced by the equivalents of the technical solutions of the embodiments of the present invention.