CN116684830A - Wireless broadcast coverage grid division method and system based on regional multisource information - Google Patents
Wireless broadcast coverage grid division method and system based on regional multisource information Download PDFInfo
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Abstract
The application provides a wireless broadcast coverage grid division method and a system based on regional multi-source information, which relate to the technical field of broadcast coverage grid division and comprise the following steps of S1, acquiring information types of multi-source information; s2, analyzing the information type and selecting a corresponding grid division scheme; step S3, grid division is carried out on the broadcasting area; step S4, detecting whether the wireless broadcasting devices in the broadcasting subareas can accurately cover all the broadcasting subareas; s5, analyzing the resource repetition rate of the grid division scheme; s6, analyzing the broadcast coverage rate of the grid division scheme; the method and the device are used for solving the problems that the prior broadcast coverage grid division technology has insufficient analysis and lack of analysis on the grid division result when grid division is performed, so that broadcast dead angles are easy to generate and whether the grid division reaches the standard cannot be judged.
Description
Technical Field
The application relates to the technical field of broadcast coverage meshing, in particular to a wireless broadcast coverage meshing method and system based on regional multisource information.
Background
The grid division technology is a technology for dividing an area into a plurality of small grids, the main purpose of the grid division technology is to better process and analyze data in the area, and large-scale problems can be decomposed into small-scale sub-problems by dividing the area into grids, so that the calculation efficiency and accuracy are improved, and different division methods and grid types can be selected according to the characteristics and requirements of the problems;
the prior art of grid division of broadcast coverage is generally to directly perform grid division according to the broadcast spreading range, ignoring that broadcast sound is spread equally in all directions, adopting grid division will generate broadcast dead angles, and can not receive broadcast information or the received broadcast information sound is too small, and the prior art of grid division of broadcast coverage lacks analysis of the grid division result after grid division is completed, so that it is difficult to judge whether the grid division result meets the standard, which easily results in waste of broadcast resources and insufficient coverage of broadcast, for example, in the patent of application publication number CN111641926A, a grid division method, a server and a storage medium of broadcast signal coverage are disclosed.
Disclosure of Invention
Aiming at the defects existing in the prior art, the application performs grid division based on the broadcast propagation range by selecting the grid division of the circular pattern, and analyzes the grid division result after the division is completed to obtain whether the resource repetition rate and the coverage rate of the grid division result reach the standard, so as to solve the problems that the existing broadcast coverage grid division technology is not comprehensive enough in analysis and lacks analysis on the grid division result when grid division is performed, so that broadcast dead angles are easy to generate and whether the grid division reaches the standard cannot be judged.
To achieve the above object, in a first aspect, the present application provides a wireless broadcast coverage meshing method based on regional multisource information, including:
step S1, acquiring information types of multi-source information of a broadcast area;
s2, analyzing the information type, outputting a grid division signal and selecting a corresponding grid division scheme;
step S3, carrying out grid division on the broadcasting area according to a grid division scheme, and marking the divided area as a broadcasting subarea;
step S4, installing wireless broadcasting devices to the broadcasting subareas, and detecting whether the wireless broadcasting devices in the broadcasting subareas can accurately cover all the broadcasting subareas;
s5, analyzing the resource repetition rate of the grid division scheme, and judging whether resources are wasted or not;
and S6, analyzing the broadcast coverage rate of the grid division scheme, and judging whether the coverage rate reaches the standard.
Further, the step S1 includes the following sub-steps:
step S101, reading a multi-source information database;
step S102, information types of multi-source information in a broadcast area are acquired, wherein the information types comprise media news, official notices, music radio stations and disaster early warning.
Further, the step S2 includes the following sub-steps:
step S201, whether disaster early warning is included in the information type is searched, and if disaster early warning is included in the information type, a first grid division signal is output; if the information type does not include disaster early warning, outputting a second grid division signal;
step S202, if a first meshing signal is output, selecting a first meshing scheme to mesh a broadcast area; and if the second meshing signal is output, selecting a second meshing scheme to mesh the broadcasting area.
Further, the step S3 includes the following sub-steps:
step S301, acquiring a grid division scheme, and if the grid division scheme is a first grid division scheme, performing grid division on a broadcast area according to the first grid division scheme;
in step S302, if the second meshing scheme is adopted, the broadcast area is meshed according to the second meshing scheme.
Further, the step S301 includes the following sub-steps:
step S3011, acquiring a broadcasting range of wireless broadcasting, and multiplying the broadcasting range by 2 to obtain a regional side length;
step S3012, dividing the broadcast area into square grids with the side length of the area as the side length, marking the square grids as grid areas, and marking the center point of the grid areas as the grid center;
step S3013, drawing a circular pattern by taking the center of the grid as the center of the circle and the broadcasting range as the radius, withdrawing grid lines, marking a broadcasting area in the circular pattern as a broadcasting sub-area, and marking a broadcasting area outside the circular pattern as an undivided area;
step S3014, reading the map, searching whether a building exists in the broadcasting subarea, and if so, reserving the broadcasting subarea; if no building exists in the broadcasting subarea, deleting the circular pattern corresponding to the broadcasting subarea;
step S3015, reading the map, searching whether a building exists in the undivided area, and outputting a broadcast demand signal if the building exists in the undivided area; if no building exists in the undivided area, outputting a broadcast no-need signal;
step S3016, if a broadcast demand signal is output, acquiring a broadcast subarea adjacent to the undivided area, marking the subarea as a to-be-processed area, marking the circle center of the to-be-processed area as a to-be-processed circle center, connecting the to-be-processed circle centers of two non-adjacent to-be-processed areas, and marking the obtained intersection point as a to-be-processed intersection point;
and S3017, drawing a circular pattern by taking the intersection point to be processed as a circle center and the broadcasting range as a radius, and marking all reserved circular patterns as broadcasting sub-areas after analysis of all undivided areas is completed.
Further, the step S302 includes the following sub-steps:
step S3021, performing grid division on a broadcast area, dividing the broadcast area into square grids with area side lengths as side lengths, marking the square grids as grid areas, and marking a center point of the grid areas as a grid center;
in step S3022, a circular pattern is drawn with the center of the grid as the center and the broadcast range as the radius, the grid lines are removed, and the broadcast area in the circular pattern is marked as the broadcast sub-area.
Further, the step S4 includes the following sub-steps:
step S401, marking the circle center of the broadcasting subarea as the subarea circle center;
step S402, installing a wireless broadcasting device at the center of the sub-region;
step S403, installing a decibel tester at a first interval distance from the wireless broadcasting device, starting the wireless broadcasting device to broadcast, and reading a decibel value in the decibel tester;
step S404, calculating the first interval distance and the decibel value to obtain the effective broadcast distance of the wireless broadcasting device, analyzing the effective broadcast distance, and judging whether the wireless broadcasting device can accurately cover the affiliated broadcasting subarea.
Further, the step S404 includes the following sub-steps:
step S4041, calculating the effective broadcast distance of the wireless broadcasting device according to the broadcast distance formula;
the broadcast distance formula is configured to:the method comprises the steps of carrying out a first treatment on the surface of the Wherein S is a broadcasting effective distance, db is a decibel value, and d is a first interval distance;
step S4042, comparing the effective broadcast distance with the broadcast range, and outputting a broadcast distance shortage signal if the effective broadcast distance is smaller than the broadcast range; if the broadcasting effective distance is greater than or equal to the broadcasting range, outputting a broadcasting distance normal signal;
in step S4043, if the broadcast distance insufficiency signal is output, the maintenance information is sent to the maintenance end.
Further, the step S5 includes the following sub-steps:
step S501, reading a map, and obtaining the total occupied area of all buildings in a broadcast area, wherein the total occupied area is marked as a broadcast area;
step S502, obtaining the area repeatedly covered by the broadcasting subareas, and marking the area as the repeated area;
step S503, dividing the repeated area and the broadcast area, and marking the calculation result as repeated coverage rate;
step S504, comparing the repeated coverage rate with a first repeated rate threshold, and outputting a reasonable broadcast resource allocation signal if the repeated coverage rate is smaller than or equal to the first repeated rate threshold; if the repetition coverage rate is larger than the first repetition rate threshold, outputting a signal with unreasonable broadcast resource allocation;
in step S505, if the broadcast resource allocation unreasonable signal is output, the broadcaster replacement information is sent to the maintenance end.
Further, the step S6 includes the following sub-steps:
step S601, obtaining the total area of all the undivided areas, and marking the total area as an uncovered area;
step S602, dividing the uncovered area and the broadcast area to obtain the area uncovered rate, subtracting the uncovered rate from 1, and marking the calculation result as the area covered rate;
step S603, comparing the area coverage with a first coverage threshold, and if the area coverage is smaller than the first coverage threshold, outputting a coverage failure signal; outputting a coverage rate standard signal if the coverage rate of the area is greater than or equal to a first coverage rate threshold value;
in step S604, if the coverage rate is not up to standard, a first meshing scheme is performed on the broadcast area.
The application provides a wireless broadcast coverage grid division system based on regional multisource information, which comprises a broadcast region acquisition module, a broadcast region analysis module and a broadcast maintenance end; the broadcast area acquisition module and the broadcast maintenance end are respectively connected with the broadcast area analysis module in a data manner;
the broadcast area acquisition module comprises a multi-source information acquisition unit, a broadcast configuration acquisition unit, an area map acquisition unit and a broadcast decibel acquisition unit; the multi-source information acquisition unit is used for acquiring information types of multi-source information in a broadcast area; the broadcast configuration acquisition unit is used for acquiring the broadcast range of the wireless broadcasting device; the regional map acquisition unit is used for acquiring the total occupied area of all buildings in the broadcasting region; the broadcast decibel acquisition unit is used for acquiring the decibel value of the wireless broadcast device;
the broadcast area analysis module comprises a multi-source information analysis unit, a grid division unit, a broadcast decibel analysis unit, a resource repetition analysis unit and a broadcast coverage analysis unit; the multi-source information analysis unit is used for analyzing the information types to obtain grid division signals and selecting corresponding grid division schemes; the grid division unit is used for carrying out grid division on the broadcasting area according to a grid division scheme; the broadcast decibel analysis unit is used for analyzing the decibel value to obtain whether the wireless broadcasting device can accurately cover all the broadcast subareas; the resource repetition analysis unit is used for analyzing the resource repetition rate of the grid division scheme and judging whether the resources are wasted or not; the broadcast coverage analysis unit is used for analyzing the broadcast coverage of the grid division scheme and judging whether the coverage reaches the standard or not;
the broadcast maintenance terminal comprises a broadcast installation unit and a broadcast maintenance unit; the broadcast installation unit is used for installing a wireless broadcasting device to a broadcasting area; the broadcast maintenance unit is used for performing fault maintenance on the wireless broadcasting device.
In a third aspect, the application provides an electronic device comprising a processor and a memory storing computer readable instructions which, when executed by the processor, perform the steps of the method as described above.
In a fourth aspect, the application provides a storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of the method as described above.
The application has the beneficial effects that: the application judges whether the disaster early warning is included or not by acquiring the information type of the multi-source information, so that a proper grid division scheme is selected, and has the advantages that the disaster early warning broadcast can protect the personal safety of residents, and has higher importance on a broadcast area, so that the coverage rate of wireless broadcast needs to be ensured to reach 100 percent, and the rationality of grid division and the safety of residents are improved;
according to the application, the wireless broadcasting device is installed after the grid division is finished, the decibel value is obtained at a certain distance, the decibel value is analyzed to obtain the broadcasting effective range, and the broadcasting effective range is compared with the broadcasting range to judge whether the wireless broadcasting device can accurately cover the affiliated broadcasting subarea;
according to the application, whether excessive broadcast resource waste exists or not is judged by analyzing the repeated coverage rate in the broadcast area, and the area coverage rate of the broadcast area is analyzed to judge whether the coverage rate reaches the preset standard or not, so that the broadcast coverage rate and the reasonability of broadcast resource allocation are improved.
Additional aspects of the application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the application.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a partial flow chart of the method of the present application;
FIG. 2 is a schematic diagram of a first meshing scheme of the present application;
FIG. 3 is a schematic block diagram of the system of the present application;
fig. 4 is a connection block diagram of the electronic device of the present application.
Detailed Description
The application is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the application easy to understand.
Example 1
According to the wireless broadcast coverage meshing method based on the regional multisource information, meshing can be performed by selecting meshing of a circular pattern and based on the broadcasting propagation range, and meanwhile, the meshing result is analyzed after the meshing is completed to obtain whether the repeated coverage rate and the coverage rate reach the standard or not.
Referring to fig. 1, the meshing method includes step S1, obtaining information types of multi-source information; s2, analyzing the information type and selecting a corresponding grid division scheme; step S3, grid division is carried out on the broadcasting area; step S4, detecting whether the wireless broadcasting devices in the broadcasting subareas can accurately cover all the broadcasting subareas; s5, analyzing the resource repetition rate of the grid division scheme; s6, analyzing the broadcast coverage rate of the grid division scheme; the method comprises the following steps:
step S1, acquiring information types of multi-source information of a broadcast area;
step S1 comprises the following sub-steps:
step S101, reading a multi-source information database;
step S102, obtaining information types of multi-source information in a broadcast area, wherein the information types comprise media news, official notices, music radio stations and disaster early warning;
in the implementation, a multi-source information database is read, and the information types of the multi-source information in the broadcast area are the music radio station and disaster early warning.
S2, analyzing the information type, outputting a grid division signal and selecting a corresponding grid division scheme;
step S2 comprises the following sub-steps:
step S201, whether disaster early warning is included in the information type is searched, and if disaster early warning is included in the information type, a first grid division signal is output; if the information type does not include disaster early warning, outputting a second grid division signal;
step S202, if a first meshing signal is output, selecting a first meshing scheme to mesh a broadcast area; if the second meshing signal is output, selecting a second meshing scheme to mesh the broadcasting area;
in specific implementation, if the disaster early warning is found to be included in the information type, outputting a first grid division signal, and selecting a first grid division scheme to grid-divide the broadcast area.
Step S3, carrying out grid division on the broadcasting area according to a grid division scheme, and marking the divided area as a broadcasting subarea;
step S3 comprises the following sub-steps:
step S301, acquiring a grid division scheme, and if the grid division scheme is a first grid division scheme, performing grid division on a broadcast area according to the first grid division scheme; because the information type comprises disaster early warning, the information type can be used for protecting the personal safety of residents, the full coverage of housing areas is ensured on grid division, normally, residents stay in the areas comprising the building, and the personal safety of the residents is endangered by the building under most conditions when large disasters occur, so that the wireless broadcasting needs to be ensured to be capable of covering all the areas comprising the building;
referring to fig. 2, R1 is a center of a circle to be processed, J1 is an intersection to be processed, Q1 is a region to be processed, Q2 is a broadcast sub-region, and Q3 is an undivided region;
step S301 comprises the following sub-steps:
step S3011, acquiring a broadcasting range of wireless broadcasting, and multiplying the broadcasting range by 2 to obtain a regional side length;
step S3012, dividing the broadcast area into square grids with the side length of the area as the side length, marking the square grids as grid areas, and marking the center point of the grid areas as the grid center;
s3013, drawing a circular pattern by taking the center of the grid as the center of a circle and the broadcasting range as the radius, withdrawing grid lines, marking a broadcasting area in the circular pattern as a broadcasting sub-area, and marking an area broadcasting area outside the circular pattern as an undivided area;
in the implementation, if the obtained broadcasting range is 80m, calculating to obtain a region side length of 160m, obtaining a broadcasting region plan, taking the top left corner vertex of the plan as the top left vertex of a first square grid, taking the region side length as the side length of the square grid, carrying out grid division on the broadcasting region by taking the first square grid as a starting point to obtain a grid region and a grid center, drawing a circular pattern by taking the grid center as a circle center and the broadcasting range as a radius, withdrawing grid lines, marking the broadcasting region in the circular pattern as a broadcasting sub-region, and marking the rest broadcasting region as an undivided region;
step S3014, reading the map, searching whether a building exists in the broadcasting subarea, and if so, reserving the broadcasting subarea; if no building exists in the broadcasting subarea, deleting the circular pattern corresponding to the broadcasting subarea;
in the implementation, a map is read, if the building exists in the broadcasting subarea 1, the broadcasting subarea 1 is reserved, if the building does not exist in the broadcasting subarea 12, the circular pattern corresponding to the broadcasting subarea 12 is deleted and marked as an undivided area;
step S3015, reading the map, searching whether a building exists in the undivided area, and outputting a broadcast demand signal if the building exists in the undivided area; if no building exists in the undivided area, outputting a broadcast no-need signal;
step S3016, if a broadcast demand signal is output, acquiring a broadcast subarea adjacent to the undivided area, marking the subarea as a to-be-processed area, marking the circle center of the to-be-processed area as a to-be-processed circle center, connecting the to-be-processed circle centers of two non-adjacent to-be-processed areas, and marking the obtained intersection point as a to-be-processed intersection point;
step S3017, drawing circular patterns by taking the intersection point to be processed as a circle center and the broadcasting range as a radius, and marking all reserved circular patterns as broadcasting sub-areas after analysis of all undivided areas is completed;
in specific implementation, a map is read, if a building exists in an undivided area 1, a broadcasting demand signal is output, broadcasting subareas adjacent to the undivided area 1 are obtained and marked as a broadcasting subarea 1, a broadcasting subarea 2, a broadcasting subarea 9 and a broadcasting subarea 10, the broadcasting subarea is respectively marked as a to-be-processed area 1, a to-be-processed area 2, a to-be-processed area 3 and a to-be-processed area 4, wherein the to-be-processed area 1 is not adjacent to the to-be-processed area 4, the to-be-processed area 2 is not adjacent to the to-be-processed area 3, the to-be-processed circle centers of the to-be-processed area 1 and the to-be-processed area 4 are connected, the to-be-processed intersection points are obtained, the to-be-processed intersection points are used as circle centers, the broadcasting range is used as a radius, and after analysis of all the undivided areas is completed, all reserved circular patterns are marked as the broadcasting subareas.
Step S302, if the second grid division scheme is adopted, the broadcast area is grid-divided according to the second grid division scheme; because the information type does not comprise disaster early warning, the wireless broadcast is usually used for playing music or current events, and for the current events, residents have a plurality of ways to know, so that for the broadcast areas, coverage rate only needs to be ensured to reach a certain standard;
step S302 includes the following sub-steps:
step S3021, performing grid division on a broadcast area, dividing the broadcast area into square grids with area side lengths as side lengths, marking the square grids as grid areas, and marking a center point of the grid areas as a grid center;
step S3022, drawing a circular pattern by taking the center of the grid as the center and the broadcasting range as the radius, removing grid lines, and marking a broadcasting area in the circular pattern as a broadcasting sub-area;
in specific implementation, if the second grid division scheme is selected, a broadcast area plan view is obtained, the top left corner vertex of the plan view is taken as the top left vertex of the first square grid, the area side length is taken as the side length of the square grid, grid division is carried out on the broadcast area by taking the first square grid as a starting point, a grid area and a grid center are obtained, then the grid center is taken as the center of a circle, the broadcast range is taken as the radius to draw a circular pattern, grid lines are withdrawn, and the broadcast area in the circular pattern is marked as a broadcast subarea.
Step S4, installing wireless broadcasting devices to the broadcasting subareas, and detecting whether the wireless broadcasting devices in the broadcasting subareas can accurately cover all the broadcasting subareas; the propagation distance may not reach the expected value due to various reasons after the installation of the wireless broadcast is completed, so that the wireless broadcast needs to be tested for the broadcasting effect after the installation is completed, and whether the wireless broadcast can be propagated to the specified distance is detected;
step S4 comprises the following sub-steps:
step S401, marking the circle center of the broadcasting subarea as the subarea circle center;
step S402, installing a wireless broadcasting device at the center of the sub-region;
step S403, installing a decibel tester at a first interval distance from the wireless broadcasting device, starting the wireless broadcasting device to broadcast, and reading a decibel value in the decibel tester;
in specific implementation, the wireless broadcasting device adopts a wireless broadcasting system in the prior art, the first interval distance is set to be 10m, the decibel tester adopts a decibel tester in the prior art, the wireless broadcasting device is started to broadcast, and the decibel value read from the decibel tester is 68dB.
Step S404, calculating a first interval distance and a decibel value to obtain a broadcasting effective distance of the wireless broadcasting device, analyzing the broadcasting effective distance, and judging whether the wireless broadcasting device can accurately cover the broadcasting subarea;
step S404 includes the following sub-steps:
step S4041, calculating the effective broadcast distance of the wireless broadcasting device according to the broadcast distance formula;
the broadcast distance formula is configured to:the method comprises the steps of carrying out a first treatment on the surface of the Wherein S is a broadcasting effective distance, db is a decibel value, and d is a first interval distance;
step S4042, comparing the effective broadcast distance with the broadcast range, and outputting a broadcast distance shortage signal if the effective broadcast distance is smaller than the broadcast range; if the broadcasting effective distance is greater than or equal to the broadcasting range, outputting a broadcasting distance normal signal;
step S4043, if the broadcast distance is not enough, sending maintenance information to the maintenance end;
in specific implementation, the Db value Db is 68Db, the first interval distance d is 10m, the broadcasting effective distance S is 79m, the calculation result is reserved to an integer, the broadcasting range is 80m, the broadcasting effective distance is smaller than the broadcasting range by comparison, the broadcasting distance shortage signal is output, and the maintenance information is sent to the maintenance end.
S5, analyzing the repeated coverage rate of the grid division scheme, and judging whether resources are wasted or not; in general, the broadcast spreading area is a circular pattern, if the coverage rate of the broadcast area reaches a hundred percent, the broadcast area inevitably generates repeated broadcast areas, and the areas belong to the resource repeated areas, and different wireless broadcasting devices have different spreading ranges, so that the repeated coverage rate can be changed in grid division, and whether the repeated coverage rate of the broadcast area is too high or not needs to be detected, so that the wireless broadcasting devices can be replaced in time, and excessive waste of resources is avoided;
step S5 comprises the following sub-steps:
step S501, reading a map, and obtaining the total occupied area of all buildings in a broadcast area, wherein the total occupied area is marked as a broadcast area;
step S502, obtaining the area repeatedly covered by the broadcasting subareas, and marking the area as the repeated area;
step S503, dividing the repeated area and the broadcast area, and marking the calculation result as repeated coverage rate;
step S504, comparing the repeated coverage rate with a first repeated rate threshold, and outputting a reasonable broadcast resource allocation signal if the repeated coverage rate is smaller than or equal to the first repeated rate threshold; if the repetition coverage rate is larger than the first repetition rate threshold, outputting a signal with unreasonable broadcast resource allocation;
step S505, if the signal of unreasonable allocation of the broadcast resource is output, the replacement information of the broadcasting device is sent to the maintenance end;
in specific implementation, the first repetition rate threshold is set to be 0.08, the broadcasting area is 4000 square meters, the repeated area is 240 square meters, the repeated coverage rate is calculated to be 0.06, the repeated coverage rate is obtained through comparison to be smaller than the first repetition rate threshold, and then a reasonable broadcasting resource allocation signal is output.
S6, analyzing the broadcast coverage rate of the grid division scheme, and judging whether the coverage rate reaches the standard or not;
step S6 comprises the following sub-steps:
step S601, obtaining the total area of all the undivided areas, and marking the total area as an uncovered area;
step S602, dividing the uncovered area and the broadcast area to obtain the area uncovered rate, subtracting the uncovered rate from 1, and marking the calculation result as the area covered rate;
step S603, comparing the area coverage with a first coverage threshold, and if the area coverage is smaller than the first coverage threshold, outputting a coverage failure signal; outputting a coverage rate standard signal if the coverage rate of the area is greater than or equal to a first coverage rate threshold value;
step S604, if the coverage rate is not up to standard, executing a first meshing scheme on the broadcast area;
in specific implementation, the first coverage rate threshold value is set to be 0.8, the uncovered area is obtained to be 640 square meters, the broadcast area is 4000 square meters, the area uncovered rate is calculated to be 0.16, the area coverage rate is further calculated to be 0.84, and the coverage rate standard signal is output if the area coverage rate obtained through comparison is larger than the first coverage rate threshold value.
Example two
Referring to fig. 3, in a second aspect, the present application provides a wireless broadcast coverage grid division system based on regional multi-source information, which includes a broadcast region acquisition module, a broadcast region analysis module, and a broadcast maintenance end; the broadcast area acquisition module and the broadcast maintenance end are respectively connected with the broadcast area analysis module in a data way;
the broadcast area acquisition module comprises a multi-source information acquisition unit, a broadcast configuration acquisition unit, an area map acquisition unit and a broadcast decibel acquisition unit; the multi-source information acquisition unit is used for acquiring information types of multi-source information in the broadcast area; the broadcast configuration acquisition unit is used for acquiring the broadcast range of the wireless broadcasting device; the regional map acquisition unit is used for acquiring the total occupied area of all buildings in the broadcasting region; the broadcast decibel acquisition unit is used for acquiring the decibel value of the wireless broadcasting device;
the broadcast area analysis module comprises a multi-source information analysis unit, a grid division unit, a broadcast decibel analysis unit, a resource repetition analysis unit and a broadcast coverage analysis unit; the multi-source information analysis unit is used for analyzing the information types to obtain grid division signals and selecting corresponding grid division schemes; the grid division unit is used for carrying out grid division on the broadcasting area according to the grid division scheme; the broadcast decibel analysis unit is used for analyzing the decibel value to obtain whether the wireless broadcasting device can accurately cover all the broadcast subareas; the resource repetition analysis unit is used for analyzing the resource repetition rate of the grid division scheme and judging whether the resources are wasted or not; the broadcast coverage analysis unit is used for analyzing the broadcast coverage of the grid division scheme and judging whether the coverage reaches the standard or not;
the broadcast maintenance terminal comprises a broadcast installation unit and a broadcast maintenance unit; the broadcasting installation unit is used for installing the wireless broadcasting device to the broadcasting area; the broadcast maintenance unit is used for performing fault maintenance on the wireless broadcasting device.
Example III
Referring to fig. 4, in a third aspect, the present application provides an electronic device 700, including a processor 701 and a memory 702, where the memory 702 stores computer readable instructions that, when executed by the processor 701, perform the steps of any of the methods described above. Through the foregoing technical solutions, the processor 701 and the memory 702 are interconnected and communicate with each other through a communication bus and/or other form of connection mechanism (not shown), and the memory 702 stores a computer program executable by the processor 701, which when executed by the electronic device 700, the processor 701 executes the method in any of the alternative implementations of the foregoing embodiments to implement the following functions: acquiring information types of multi-source information of a broadcast area; analyzing the information type and selecting a corresponding grid division scheme; according to the grid division scheme, carrying out grid division on the broadcasting area to obtain broadcasting subareas; installing wireless broadcasting devices in the broadcasting subareas, and detecting whether the wireless broadcasting devices in the broadcasting subareas can accurately cover all the broadcasting subareas; analyzing the resource repetition rate of the grid division scheme, and judging whether resources are wasted or not; and analyzing the broadcast coverage rate of the grid division scheme, and judging whether the coverage rate reaches the standard.
Example IV
In a fourth aspect, the present application provides a storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of any of the methods described above. By the above technical solution, the computer program, when executed by the processor, performs the method in any of the alternative implementations of the above embodiments to implement the following functions: acquiring information types of multi-source information of a broadcast area; analyzing the information type and selecting a corresponding grid division scheme; according to the grid division scheme, carrying out grid division on the broadcasting area to obtain broadcasting subareas; installing wireless broadcasting devices in the broadcasting subareas, and detecting whether the wireless broadcasting devices in the broadcasting subareas can accurately cover all the broadcasting subareas; analyzing the resource repetition rate of the grid division scheme, and judging whether resources are wasted or not; and analyzing the broadcast coverage rate of the grid division scheme, and judging whether the coverage rate reaches the standard.
It will be appreciated by those skilled in the art that embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media having computer-usable program code embodied therein. The storage medium may be implemented by any type or combination of volatile or nonvolatile Memory devices, such as static random access Memory (Static Random Access Memory, SRAM), electrically erasable Programmable Read-Only Memory (Electrically Erasable Programmable Read-Only Memory, EEPROM), erasable Programmable Read-Only Memory (Erasable Programmable Read Only Memory, EPROM), programmable Read-Only Memory (PROM), read-Only Memory (ROM), magnetic Memory, flash Memory, magnetic disk, or optical disk. These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
The above examples are only specific embodiments of the present application, and are not intended to limit the scope of the present application, but it should be understood by those skilled in the art that the present application is not limited thereto, and that the present application is described in detail with reference to the foregoing examples: any person skilled in the art may modify or easily conceive of the technical solution described in the foregoing embodiments, or perform equivalent substitution of some of the technical features, while remaining within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application, and are intended to be included in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (13)
1. The wireless broadcast coverage meshing method based on the regional multisource information is characterized by comprising the following steps of:
step S1, acquiring information types of multi-source information of a broadcast area;
s2, analyzing the information type, outputting a grid division signal and selecting a corresponding grid division scheme;
step S3, carrying out grid division on the broadcasting area according to a grid division scheme, and marking the divided area as a broadcasting subarea;
step S4, installing wireless broadcasting devices to the broadcasting subareas, and detecting whether the wireless broadcasting devices in the broadcasting subareas can accurately cover all the broadcasting subareas;
s5, analyzing the resource repetition rate of the grid division scheme, and judging whether resources are wasted or not;
and S6, analyzing the broadcast coverage rate of the grid division scheme, and judging whether the coverage rate reaches the standard.
2. The wireless broadcast coverage meshing method based on regional multisource information according to claim 1, wherein the step S1 includes the sub-steps of:
step S101, reading a multi-source information database;
step S102, information types of multi-source information in a broadcast area are acquired, wherein the information types comprise media news, official notices, music radio stations and disaster early warning.
3. The wireless broadcast coverage meshing method based on regional multisource information according to claim 2, wherein the step S2 includes the sub-steps of:
step S201, whether disaster early warning is included in the information type is searched, and if disaster early warning is included in the information type, a first grid division signal is output; if the information type does not include disaster early warning, outputting a second grid division signal;
step S202, if a first meshing signal is output, selecting a first meshing scheme to mesh a broadcast area; and if the second meshing signal is output, selecting a second meshing scheme to mesh the broadcasting area.
4. The wireless broadcast coverage meshing method based on regional multisource information according to claim 3, wherein the step S3 includes the sub-steps of:
step S301, acquiring a grid division scheme, and if the grid division scheme is a first grid division scheme, performing grid division on a broadcast area according to the first grid division scheme;
in step S302, if the second meshing scheme is adopted, the broadcast area is meshed according to the second meshing scheme.
5. The wireless broadcast coverage meshing method based on regional multisource information of claim 4, wherein the step S301 includes the sub-steps of:
step S3011, acquiring a broadcasting range of wireless broadcasting, and multiplying the broadcasting range by 2 to obtain a regional side length;
step S3012, dividing the broadcast area into square grids with the side length of the area as the side length, marking the square grids as grid areas, and marking the center point of the grid areas as the grid center;
step S3013, drawing a circular pattern by taking the center of the grid as the center of the circle and the broadcasting range as the radius, withdrawing grid lines, marking a broadcasting area in the circular pattern as a broadcasting sub-area, and marking a broadcasting area outside the circular pattern as an undivided area;
step S3014, reading the map, searching whether a building exists in the broadcasting subarea, and if so, reserving the broadcasting subarea; if no building exists in the broadcasting subarea, deleting the circular pattern corresponding to the broadcasting subarea;
step S3015, reading the map, searching whether a building exists in the undivided area, and outputting a broadcast demand signal if the building exists in the undivided area; if no building exists in the undivided area, outputting a broadcast no-need signal;
step S3016, if a broadcast demand signal is output, acquiring a broadcast subarea adjacent to the undivided area, marking the subarea as a to-be-processed area, marking the circle center of the to-be-processed area as a to-be-processed circle center, connecting the to-be-processed circle centers of two non-adjacent to-be-processed areas, and marking the obtained intersection point as a to-be-processed intersection point;
and S3017, drawing a circular pattern by taking the intersection point to be processed as a circle center and the broadcasting range as a radius, and marking all reserved circular patterns as broadcasting sub-areas after analysis of all undivided areas is completed.
6. The wireless broadcast coverage meshing method based on regional multisource information of claim 5, wherein the step S302 includes the sub-steps of:
step S3021, performing grid division on a broadcast area, dividing the broadcast area into square grids with area side lengths as side lengths, marking the square grids as grid areas, and marking a center point of the grid areas as a grid center;
in step S3022, a circular pattern is drawn with the center of the grid as the center and the broadcast range as the radius, the grid lines are removed, and the broadcast area in the circular pattern is marked as the broadcast sub-area.
7. The wireless broadcast coverage meshing method based on regional multisource information according to claim 6, wherein the step S4 includes the sub-steps of:
step S401, marking the circle center of the broadcasting subarea as the subarea circle center;
step S402, installing a wireless broadcasting device at the center of the sub-region;
step S403, installing a decibel tester at a first interval distance from the wireless broadcasting device, starting the wireless broadcasting device to broadcast, and reading a decibel value in the decibel tester;
step S404, calculating the first interval distance and the decibel value to obtain the effective broadcast distance of the wireless broadcasting device, analyzing the effective broadcast distance, and judging whether the wireless broadcasting device can accurately cover the affiliated broadcasting subarea.
8. The wireless broadcast coverage meshing method based on regional multisource information of claim 7, wherein the step S404 includes the sub-steps of:
step S4041, calculating the effective broadcast distance of the wireless broadcasting device according to the broadcast distance formula;
the broadcast distance formula is configured to:the method comprises the steps of carrying out a first treatment on the surface of the Wherein S is a broadcasting effective distance, db is a decibel value, and d is a first interval distance;
step S4042, comparing the effective broadcast distance with the broadcast range, and outputting a broadcast distance shortage signal if the effective broadcast distance is smaller than the broadcast range; if the broadcasting effective distance is greater than or equal to the broadcasting range, outputting a broadcasting distance normal signal;
in step S4043, if the broadcast distance insufficiency signal is output, the maintenance information is sent to the maintenance end.
9. The wireless broadcast coverage meshing method based on regional multisource information according to claim 8, wherein the step S5 includes the sub-steps of:
step S501, reading a map, and obtaining the total occupied area of all buildings in a broadcast area, wherein the total occupied area is marked as a broadcast area;
step S502, obtaining the area repeatedly covered by the broadcasting subareas, and marking the area as the repeated area;
step S503, dividing the repeated area and the broadcast area, and marking the calculation result as repeated coverage rate;
step S504, comparing the repeated coverage rate with a first repeated rate threshold, and outputting a reasonable broadcast resource allocation signal if the repeated coverage rate is smaller than or equal to the first repeated rate threshold; if the repetition coverage rate is larger than the first repetition rate threshold, outputting a signal with unreasonable broadcast resource allocation;
in step S505, if the broadcast resource allocation unreasonable signal is output, the broadcaster replacement information is sent to the maintenance end.
10. The method for wireless broadcast coverage meshing based on regional multisource information according to claim 9, wherein the step S6 includes the sub-steps of:
step S601, obtaining the total area of all the undivided areas, and marking the total area as an uncovered area;
step S602, dividing the uncovered area and the broadcast area to obtain the area uncovered rate, subtracting the uncovered rate from 1, and marking the calculation result as the area covered rate;
step S603, comparing the area coverage with a first coverage threshold, and if the area coverage is smaller than the first coverage threshold, outputting a coverage failure signal; outputting a coverage rate standard signal if the coverage rate of the area is greater than or equal to a first coverage rate threshold value;
in step S604, if the coverage rate is not up to standard, a first meshing scheme is performed on the broadcast area.
11. The system of the wireless broadcast coverage meshing method based on regional multisource information according to any one of claims 1 to 10, comprising a broadcast regional collection module, a broadcast regional analysis module and a broadcast maintenance terminal; the broadcast area acquisition module and the broadcast maintenance end are respectively connected with the broadcast area analysis module in a data manner;
the broadcast area acquisition module comprises a multi-source information acquisition unit, a broadcast configuration acquisition unit, an area map acquisition unit and a broadcast decibel acquisition unit; the multi-source information acquisition unit is used for acquiring information types of multi-source information in a broadcast area; the broadcast configuration acquisition unit is used for acquiring the broadcast range of the wireless broadcasting device; the regional map acquisition unit is used for acquiring the total occupied area of all buildings in the broadcasting region; the broadcast decibel acquisition unit is used for acquiring the decibel value of the wireless broadcast device;
the broadcast area analysis module comprises a multi-source information analysis unit, a grid division unit, a broadcast decibel analysis unit, a resource repetition analysis unit and a broadcast coverage analysis unit; the multi-source information analysis unit is used for analyzing the information types to obtain grid division signals and selecting corresponding grid division schemes; the grid division unit is used for carrying out grid division on the broadcasting area according to a grid division scheme; the broadcast decibel analysis unit is used for analyzing the decibel value to obtain whether the wireless broadcasting device can accurately cover all the broadcast subareas; the resource repetition analysis unit is used for analyzing the resource repetition rate of the grid division scheme and judging whether the resources are wasted or not; the broadcast coverage analysis unit is used for analyzing the broadcast coverage of the grid division scheme and judging whether the coverage reaches the standard or not;
the broadcast maintenance terminal comprises a broadcast installation unit and a broadcast maintenance unit; the broadcast installation unit is used for installing a wireless broadcasting device to a broadcasting area; the broadcast maintenance unit is used for performing fault maintenance on the wireless broadcasting device.
12. An electronic device comprising a processor and a memory storing computer readable instructions that, when executed by the processor, perform the steps in the method of any of claims 1-10.
13. A storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of the method according to any of claims 1-10.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117528550A (en) * | 2023-12-15 | 2024-02-06 | 重庆桦秀科技有限公司 | Network coverage optimization method, system and medium for underground garage signal enhancement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117528550A (en) * | 2023-12-15 | 2024-02-06 | 重庆桦秀科技有限公司 | Network coverage optimization method, system and medium for underground garage signal enhancement |
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Application publication date: 20230901 |