CN215494160U

CN215494160U - Multi-satellite position calibration equipment

Info

Publication number: CN215494160U
Application number: CN202122329283.2U
Authority: CN
Inventors: 吴桂林
Original assignee: Fujian Beiqian Technology Co ltd
Current assignee: Fujian Beiqian Technology Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-01-11
Anticipated expiration: 2031-09-26

Abstract

The utility model discloses a multi-satellite position calibration device which comprises an MCU (microprogrammed control Unit), a power supply DC/DC conversion circuit, a GPS (global positioning system) module, a 4G module, a display module, an input/output control circuit, a multi-path input/output circuit, a server and a battery charging protection module, wherein the input end of the power supply DC/DC conversion circuit is electrically connected with an external power supply. The utility model adopts the modes of an external GPS antenna, an internal 4G antenna matched with a base station and the like to search satellites in a multiple way, receives the geographical position data sent by different types of satellites in a multiple way, sends the data to a server through the internal 4G antenna to be gathered and processed, and further can accurately calibrate the position and display the position on a display module.

Description

Multi-satellite position calibration equipment

Technical Field

The utility model relates to the technical field of position calibration, in particular to a multi-satellite position calibration device.

Background

The traditional position calibration equipment can only adopt an external GPS antenna and a satellite to carry out data transmission, so that the communication mode between the traditional position calibration equipment and the satellite is single, the calibration precision of the position is low, and based on the problems, the equipment for calibrating the position by multiple satellites is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a multi-star position calibration device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a multi-satellite position calibration device comprises an MCU, a power supply DC/DC conversion circuit, a GPS module, a 4G module, a display module, an input/output control circuit, a multi-path input/output circuit, a server and a battery charging protection module, wherein the input end of the power supply DC/DC conversion circuit is electrically connected with an external power supply, the output end of the power supply DC/DC conversion circuit is respectively electrically connected with the power supply end of the MCU, the power supply end of the GPS module, the power supply end of the 4G module, the power supply end of the display module and the power supply end of the input/output control circuit, the external power supply supplies power for the MCU, the GPS module, the 4G module, the display module and the input/output control circuit through the power supply DC/DC conversion circuit, the MCU and the input/output control circuit adopt bidirectional signal transmission, and the input/output control circuit and the multi-path input/output circuit adopt bidirectional signal transmission, the multi-path input and output circuit comprises a multi-path input circuit and a multi-path output circuit, the multi-path output circuit is electrically connected with a plurality of external GPS antennas used for searching different types of satellite signals, the data output ends of the external GPS antennas are electrically connected with the multi-path input circuit, the data output end of the MCU is also electrically connected with the data input end of the display module, and two-way data transmission is adopted between the MCU and the GPS module and between the MCU and the 4G module.

Preferably, the power supply DC/DC conversion circuit is further electrically connected to a battery charging protection circuit for performing charging protection on the battery, and the battery charging protection circuit is electrically connected to an external battery.

Preferably, the plurality of external GPS antennas are mounted at different locations on the device.

Preferably, the GPS module is built in with a built-in GPS antenna for searching for different types of satellite signals.

Preferably, the built-in 4G antenna wirelessly connected with the base station is built in the 4G module, the built-in 4G antenna performs data transmission with satellites of different types through the base station, the built-in 4G antenna is further wirelessly connected with a server for summarizing and processing geographical position data transmitted by the satellites of different types and generating a corresponding map through the base station, and the map data generated by the server is transmitted to the display module through the base station, the built-in 4G antenna and the MCU and is displayed on the display module.

Preferably, the satellite geographical position data received by the external GPS antenna, the satellite geographical position data received by the internal GPS antenna, and the satellite geographical position data received by the internal 4G antenna through the base station are all transmitted to the MCU, and are transmitted to the server through the MCU for aggregation and processing.

The utility model adopts the modes of an external GPS antenna, an internal 4G antenna matched with a base station and the like to search satellites in a multiple way, receives the geographical position data sent by different types of satellites in a multiple way, sends the data to a server through the internal 4G antenna to be gathered and processed, and further can accurately calibrate the position and display the position on a display module.

Drawings

FIG. 1 is a system diagram of a multi-satellite positioning device according to the present invention;

FIG. 2 is an internal circuit diagram of the power DC/DC converter circuit of FIG. 1;

FIG. 3 is an internal circuit diagram of the MCU of FIG. 1;

fig. 4 is an internal circuit diagram of the mimo circuit of fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1, a multi-satellite position calibrating device includes an MCU, a power DC/DC conversion circuit, a GPS module, a 4G module, a display module, an input/output control circuit, a multi-channel input/output circuit, a server, and a battery charging protection module, wherein an internal circuit of the power DC/DC conversion circuit is shown in fig. 2, an internal circuit of the MCU is shown in fig. 3, an internal circuit of the multi-channel input/output circuit is shown in fig. 4, an internal circuit of the power DC/DC conversion circuit is shown in fig. 2, an input terminal of the power DC/DC conversion circuit is electrically connected to an external power source, an output terminal of the power DC/DC conversion circuit is electrically connected to a power supply terminal of the MCU, a power supply terminal of the GPS module, a power supply terminal of the 4G module, a power supply terminal of the display module, and a power supply terminal of the input/output control circuit, the external power source is electrically connected to the MCU through the power DC/DC conversion circuit, The GPS module, the 4G module, the display module and the input and output control circuit supply power, the power supply DC/DC conversion circuit is also electrically connected with a battery charging protection circuit for charging and protecting the battery, the battery charging protection circuit is electrically connected with an external battery, bidirectional signal transmission is adopted between the MCU and the input and output control circuit, bidirectional signal transmission is adopted between the input and output control circuit and the multipath input and output circuit, the multipath input and output circuit comprises a multipath input circuit and a multipath output circuit, the multipath output circuit is electrically connected with a plurality of external GPS antennas for searching different types of satellite signals, the data output ends of the plurality of external GPS antennas are electrically connected with the multipath input circuit, the plurality of external GPS antennas are arranged at different positions of the equipment, and the data output end of the MCU is also electrically connected with the data input end of the display module, two-way data transmission is adopted between the MCU and the GPS module and between the MCU and the 4G module, a built-in GPS antenna used for searching different types of satellite signals is arranged in the GPS module, a built-in 4G antenna wirelessly connected with a base station is arranged in the 4G module, the built-in 4G antenna carries out data transmission with different types of satellites through the base station, the built-in 4G antenna is also wirelessly connected with a server used for summarizing and processing the geographical position data transmitted by the different types of satellites and generating a corresponding map through the base station, the satellite geographical position data received by the external GPS antenna, the satellite geographical position data received by the built-in GPS antenna and the satellite geographical position data received by the built-in 4G antenna through the base station are all sent to the MCU and are sent to the server through the MCU to be summarized and processed, and the map data generated by the server are sent to the server through the base station, The utility model adopts the modes of an external GPS antenna, an internal 4G antenna matched with a base station and the like to carry out multi-way satellite search, carries out multi-way reception on geographic position data sent by different types of satellites, and then sends the geographic position data to a server through the internal 4G antenna for gathering and processing, thereby being capable of accurately calibrating the position and displaying the position on the display module.

In the utility model, the MCU can control the multi-channel input circuit on the multi-channel input/output circuit through the input/output control circuit, so as to control the plurality of external GPS antennas, so that the plurality of external GPS antennas can search satellite operation, the external GPS antennas can receive geographical position data sent by different searched types, the MCU can also search satellite operation through the internal GPS antenna in the GPS module, the internal GPS antenna can receive geographical position data sent by different searched types, the MCU can also realize satellite search operation through the matching of the internal 4G antenna in the 4G module and the base station, the internal 4G antenna can receive the geographical position data sent by different searched types through the base station, the satellite geographical position data received by the external GPS antenna, the geographical position data received by the internal GPS antenna and the geographical position data of the satellite received by the internal 4G antenna through the base station The method comprises the steps that the satellite geographic position data are sent to an MCU, the MCU sends all received satellite geographic position data to a server through a built-in 4G antenna and a base station, the server collects and processes all received satellite geographic position data and generates high-precision map data, the map data generated by the server are sent to a display module through the base station, the built-in 4G antenna and the MCU and are displayed on the display module, and the calibrated position on the high-precision map is high in precision.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A multi-satellite position calibration device comprises an MCU, a power supply DC/DC conversion circuit, a GPS module, a 4G module, a display module, an input/output control circuit, a multi-path input/output circuit, a server and a battery charging protection module, and is characterized in that the input end of the power supply DC/DC conversion circuit is electrically connected with an external power supply, the output end of the power supply DC/DC conversion circuit is respectively electrically connected with the power supply end of the MCU, the power supply end of the GPS module, the power supply end of the 4G module, the power supply end of the display module and the power supply end of the input/output control circuit, the external power supply supplies power to the MCU, the GPS module, the 4G module, the display module and the input/output control circuit through the power supply DC/DC conversion circuit, the MCU and the input/output control circuit adopt bidirectional signal transmission, and the input/output control circuit and the multi-path input/output circuit adopt bidirectional signal transmission, the multi-path input and output circuit comprises a multi-path input circuit and a multi-path output circuit, the multi-path output circuit is electrically connected with a plurality of external GPS antennas used for searching different types of satellite signals, the data output ends of the external GPS antennas are electrically connected with the multi-path input circuit, the data output end of the MCU is also electrically connected with the data input end of the display module, and two-way data transmission is adopted between the MCU and the GPS module and between the MCU and the 4G module.

2. The multi-satellite positioning device as claimed in claim 1, wherein the power DC/DC converter circuit is further electrically connected to a battery charging protection circuit for protecting the battery, and the battery charging protection circuit is electrically connected to an external battery.

3. The device for multi-satellite calibration according to claim 1, wherein the plurality of external GPS antennas are installed at different locations of the device.

4. A multi-satellite positioning apparatus as claimed in claim 1, wherein the GPS module has a built-in GPS antenna built therein for searching for different types of satellite signals.

5. The device for calibrating the position of multiple satellites according to claim 1, wherein the 4G module is internally provided with an internal 4G antenna wirelessly connected with a base station, the internal 4G antenna transmits data with different types of satellites through the base station, the internal 4G antenna is also wirelessly connected with a server for summarizing and processing geographical position data transmitted by different types of satellites and generating a corresponding map through the base station, and the map data generated by the server is transmitted to the display module through the base station, the internal 4G antenna and the MCU and displayed on the display module.

6. The device for calibrating the position of multiple satellites according to claim 1, wherein the satellite geographical position data received by the external GPS antenna, the satellite geographical position data received by the internal GPS antenna and the satellite geographical position data received by the internal 4G antenna through the base station are all sent to the MCU and sent to the server through the MCU for gathering and processing.