CN213186563U

CN213186563U - Vehicle-mounted terminal with high-precision positioning function

Info

Publication number: CN213186563U
Application number: CN202022592348.8U
Authority: CN
Inventors: 吴文毅
Original assignee: Fujian Longxin Beidou Technology Development Co ltd
Current assignee: Fujian Longxin Beidou Technology Development Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-05-11
Anticipated expiration: 2030-11-11

Abstract

The utility model provides a vehicle mounted terminal with high accuracy location, it relates to vehicle mounted terminal equipment technical field, concretely relates to vehicle mounted terminal with high accuracy location. The output end of the monitoring room module is connected with the database server module, the output end of the database server module is respectively connected with the management server module, the monitoring center module and the database module, the management server module is respectively connected with the video monitoring equipment module, the GPS positioning navigation module and the positioning main equipment module, and each positioning main equipment module is respectively connected with a plurality of positioning sub-equipment modules. After the technical scheme is adopted, the utility model discloses beneficial effect does: the method utilizes a plurality of base stations to transmit data, adopts a three-point positioning technology to determine the position of the automobile, shortens the distance and improves the positioning precision.

Description

Vehicle-mounted terminal with high-precision positioning function

Technical Field

The utility model relates to a vehicle-mounted terminal equipment technical field, concretely relates to vehicle-mounted terminal with high accuracy location.

Background

The vehicle-mounted terminal is a front-end device of a vehicle monitoring and management system, can also be called a vehicle dispatching and monitoring terminal (TCU terminal), is generally and secretly installed in various vehicles, and mainly comprises various external devices such as a vehicle-mounted video server, an LCD touch screen, an external camera, a call handle, an automobile burglar alarm and the like.

At present, vehicle-mounted terminals in the market are mostly provided with only one GPS positioning system for positioning, the GPS positioning system performs positioning through satellite signal transmission in space, the distance is long, and the positioning error is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide an on-vehicle terminal with high accuracy location, it utilizes a plurality of basic stations to carry out data transmission, adopts the position of three point location technique determination car, shortens the distance, improves positioning accuracy.

In order to achieve the above purpose, the utility model adopts the following technical scheme: it contains the control room module, database server module, the management server module, the surveillance center module, the database module, the video monitoring equipment module, GPS location navigation module, the female equipment module of location, the location sub-equipment module, the output of control room module is connected with database server module, the output of database server module respectively with the management server module, the surveillance center module, the database module is connected, the management server module respectively with the video monitoring equipment module, GPS location navigation module, the female equipment module of location is connected, every female equipment module of location is connected with a plurality of location sub-equipment module respectively.

As a further aspect of the present invention, the database module comprises a transcoding unit, a data writing unit, a storage unit, wherein the transcoding unit is connected to the data writing unit and the storage unit, respectively, and the data writing unit is connected to the storage unit.

As a further aspect of the present invention, the positioning sub-device module transmits data to the positioning main device module through the GPRS wireless communication network.

The utility model discloses a theory of operation: the positioning sub-equipment module is installed on an automobile, the positioning sub-equipment module transmits data to a first positioning mother equipment module through a GPRS wireless communication network, the first positioning mother equipment module calculates the data transmission time of the positioning sub-equipment module to obtain a range ring away from the first positioning mother equipment module, similarly, the positioning sub-module and the second and third positioning mother equipment modules on the periphery respectively obtain corresponding range rings, and the intersection point of the three range rings is the position of the positioning sub-equipment module; after the position of the positioning sub-equipment module is determined, the position information is displayed on the GPS positioning navigation module; the database server module and the database module are respectively used for calculating and storing data, and the database module contains a storage unit and provides a cache space for the calculation of the data.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a block diagram of the present invention;

fig. 2 is a block diagram of the database module 5 of the present invention.

Description of reference numerals: the system comprises a monitoring room module 1, a database server module 2, a management server module 3, a monitoring center module 4, a database module 5, a video monitoring equipment module 6, a GPS positioning navigation module 7, a positioning parent equipment module 8, a positioning child equipment module 9, a transcoding unit 51, a data compiling unit 52 and a storage unit 53.

Detailed Description

Referring to fig. 1 to 2, the technical solution adopted by the present embodiment is: it contains surveillance room module 1, database server module 2, management server module 3, surveillance center module 4, database module 5, video surveillance equipment module 6, GPS location navigation module 7, the female equipment module 8 of location, location sub-equipment module 9, the output of surveillance room module 1 is connected with database server module 2, the output of database server module 2 respectively with management server module 3, surveillance center module 4, database module 5 is connected, management server module 3 respectively with video surveillance equipment module 6, GPS location navigation module 7, location female equipment module 8 is connected, every location female equipment module 8 is connected with a plurality of location sub-equipment module 9 respectively.

The database module 5 comprises a transcoding unit 51, a data compiling unit 52 and a storage unit 53, wherein the transcoding unit 51 is respectively connected with the data compiling unit 52 and the storage unit 53, and the data compiling unit 52 is connected with the storage unit 53.

The positioning sub-device module 9 transmits data to the positioning mother device module 8 through a GPRS wireless communication network.

The positioning mother equipment module is a communication base station, the communication base station, namely a public mobile communication base station, is a form of a radio station, and refers to a radio transceiver station for information transmission between a mobile communication switching center and a mobile phone terminal in a limited radio coverage area, and the base station is a basic unit forming a cellular cell in mobile communication to complete the communication and management functions between a mobile communication network and mobile communication users; a communication base station in a broad sense is an abbreviation of Base Station Subsystem (BSS), and includes a Base Transceiver Station (BTS) and a Base Station Controller (BSC), for example, a GSM network, where one base station controller can control tens to tens of base transceiver stations, and in WCDMA and other systems, similar concepts are called NodeB and RNC; a communication base station in a narrow sense, i.e., a common mobile communication base station, is a form of a radio station, which refers to a radio transceiver station that performs information transfer with a mobile phone terminal through a mobile communication switching center in a certain radio coverage area.

The utility model discloses a theory of operation: the positioning sub-equipment module 9 is installed on an automobile, the positioning sub-equipment module 9 transmits data to the first positioning mother equipment module 8 through a GPRS wireless communication network, the first positioning mother equipment module 8 calculates the data transmission time of the positioning sub-equipment module 9 to obtain a range ring from the first positioning mother equipment module 8, similarly, the positioning sub-module 9 and the second and third positioning mother equipment modules 8 on the periphery respectively obtain corresponding range rings, and the intersection point of the three range rings is the position of the positioning sub-equipment module 9; after the position of the positioning sub-equipment module 9 is determined, the position information is displayed on the GPS positioning navigation module 7; the database server module 2 and the database module 5 are respectively used for calculating and storing data, and the database module 5 contains a storage unit 53 for providing a cache space for calculating data.

After the technical scheme is adopted, the utility model discloses beneficial effect does: the method utilizes a plurality of base stations to transmit data, adopts a three-point positioning technology to determine the position of the automobile, shortens the distance and improves the positioning precision.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a vehicle mounted terminal with high accuracy location which characterized in that: it comprises a monitoring room module (1), a database server module (2), a management server module (3), a monitoring center module (4), a database module (5), a video monitoring equipment module (6), a GPS positioning navigation module (7), a positioning mother equipment module (8) and a positioning sub-equipment module (9), the output of control room module (1) is connected with database server module (2), the output of database server module (2) is connected with management server module (3), surveillance center module (4), database module (5) respectively, management server module (3) are connected with video monitoring equipment module (6), GPS location navigation module (7), location master equipment module (8) respectively, every location master equipment module (8) are connected with a plurality of location sub-equipment module (9) respectively.

2. The vehicle-mounted terminal with high-precision positioning according to claim 1, characterized in that: the database module (5) comprises a transcoding unit (51), a data writing unit (52) and a storage unit (53), wherein the transcoding unit (51) is respectively connected with the data writing unit (52) and the storage unit (53), and the data writing unit (52) is connected with the storage unit (53).