阅读说明：本技术 一种基于北斗uwb技术高精度定位系统及应用 (High-precision positioning system based on Beidou UWB technology and application ) 是由 朱惊雷 姚金城 康宣东 梁芳 于 2019-04-30 设计创作，主要内容包括：本发明提供一种基于北斗UWB技术高精度定位系统,在室外接收来自北斗定位接收模块的定位信息、室内通过IR-UWB定位模块确定位置信息,处理器芯片经过判断,将有用的信息通过GSM通信模块和WiFi模块传输至后台服务器；还包括有数据处理模块,数据处理模块一端与交换机相连接,另一端与WiFi模块或者GSM通信模块相连接,交换机将数据处理模块的数据发送至服务器,服务器与定位算法模块相连接,定位算法模块再与设备终端相连。本发明根据现有技术存在的缺点,提供一种精度高、实施方便的基于北斗UWB技术高精度定位系统,及其在公路、铁路隧道及轨道交通的应用。(The invention provides a Beidou UWB technology-based high-precision positioning system, which is characterized in that positioning information from a Beidou positioning receiving module is received outdoors, position information is determined indoors through an IR-UWB positioning module, and a processor chip transmits useful information to a background server through a GSM communication module and a WiFi module after judgment; the system is characterized by further comprising a data processing module, one end of the data processing module is connected with the switch, the other end of the data processing module is connected with the WiFi module or the GSM communication module, the switch sends data of the data processing module to the server, the server is connected with the positioning algorithm module, and the positioning algorithm module is connected with the equipment terminal. According to the defects of the prior art, the invention provides a high-precision positioning system based on the Beidou UWB technology, which has high precision and is convenient to implement, and the application of the high-precision positioning system in highways, railway tunnels and rail transit.)

1. The utility model provides a based on big dipper UWB technique high accuracy positioning system which characterized in that: the device comprises a Beidou positioning receiving module, an IR-UWB positioning module, a processor chip, a power management module, a GSM communication module and a WiFi communication module, wherein the device receives positioning information from the Beidou positioning receiving module outdoors and determines position information through the IR-UWB positioning module indoors, and the processor chip transmits useful information to a background server through the GSM communication module and the WiFi module after judgment; the connection relationship of each component is as follows: the Beidou positioning module is in wireless connection with a Beidou satellite through an antenna, is connected with the power management module, and is connected with the processing chip module; the IR-UWB positioning module is in wireless connection with the indoor wireless sensor network, the IR-UWB positioning module is connected with the power management module, and the IR-UWB positioning module is connected with the processing chip module; the GSM module is connected with the background server through the WiFi module or through a mobile network, the GSM module is connected with the power management module, the GSM module is connected with the processing chip module, the intelligent terminal device further comprises a data processing module, one end of the data processing module is connected with the switch, the other end of the data processing module is connected with the WiFi module or the GSM communication module, the switch sends data of the data processing module to the server, the server is connected with the positioning algorithm module, and the positioning algorithm module is connected with the equipment terminal.

2. The Beidou UWB technology based high-precision positioning system of claim 1, characterized in that: the base station is arranged in roads, bridges, tracks and tunnel routes and comprises a Beidou positioning receiving module, an IR-UWB positioning module and a positioning algorithm module.

3. The Beidou UWB technology based high-precision positioning system of claim 1, characterized in that: and the positioning algorithm module transmits positioning coordinates, time and ID data to the equipment terminal.

4. The Beidou UWB technology based high-precision positioning system of claim 1, characterized in that: the platform management module is connected with the data processing module to realize data interaction, acquisition and analysis of the data processing module.

5. The Beidou UWB technology based high-precision positioning system of claim 1, characterized in that: the device terminal is provided with a human-computer interaction module, and the human-computer interaction module comprises a device management module, a video linkage module and a dynamic electronic fence module.

6. The Beidou UWB technology based high-precision positioning system of claim 1, characterized in that: the processor in the device is an MSP430F1611 chip.

7. The Beidou UWB technology based high-precision positioning system of claim 1, characterized in that: the Beidou positioning module in the device is a UM220BD2 chip.

8. The Beidou UWB technology based high-precision positioning system of claim 1, characterized in that: the GSM module in the device is a SIM900A chip.

9. The application of the high-precision positioning system based on the Beidou UWB technology as set forth in any one of claims 1-9, is characterized in that: the high-precision positioning system based on the Beidou UWB technology is applied to the working conditions of single or multiple rail transit, roads, railways, bridges or tunnels.

Technical Field

The invention relates to the technical field of navigation and positioning, in particular to a high-precision positioning system based on a Beidou UWB technology and application thereof.

Background

Because the construction environment of the highway and railway tunnel is hard and bad, the work risk coefficient is high, and the number of workers is large, tunnel construction enterprises face huge management difficulties, and an efficient and accurate personnel management and safety management system is urgently needed. The method mainly comprises personnel attendance checking, tracking and positioning, post-disaster first aid, daily management and the like.

An advanced pulse wireless positioning technology is adopted in the UWB indoor high-precision positioning system, a positioning base station is arranged in advance in a tunnel, a tag (positioning terminal) is worn by a worker, high-precision real-time positioning of the worker can be realized, the base stations are arranged at intervals of 150 meters to one meter, and one-dimensional distance measurement precision can be up to 30cm under the good condition; the high-precision three-dimensional positioning can be realized under the condition that four base stations can simultaneously and effectively receive the label signals within the range, the positioning coordinate precision is 30cm, the system capacity is large, the real-time performance is good, and the data of each label (positioning terminal) is stably output.

However, the existing UWB high-precision positioning system has the following defects: 1. the label (positioning terminal) can be normally used only when the system and the base station need to be deployed to the monitored area in advance, and the deployment is complex; 2. the signal transmission of the label and the base station needs to be capable of effectively processing multipath and other electromagnetic interference, otherwise, the positioning precision is low, the position is inaccurate (for this reason, the related hardware and firmware development must be spread around the positioning precision) so as to finally realize the positioning precision of 30cm or even higher, and the application condition is harsh; and 3, the wearing mode and the power consumption (working time) of the label are matched with the actual requirements of the customer, so that the implementation is complex and the operation is inconvenient.

Therefore, according to market application requirements, a high-precision positioning system based on the Beidou UWB technology, which is high in precision and convenient to implement, and application of the high-precision positioning system in highway, railway tunnel and rail transit need to be designed.

Disclosure of Invention

According to the defects of the prior art, the invention provides a high-precision positioning system based on the Beidou UWB technology, which has high precision and is convenient to implement, and the application of the high-precision positioning system in highways, railway tunnels and rail transit.

The technical purpose of the invention is realized by the following technical scheme:

a high-precision positioning system based on a Beidou UWB technology comprises a Beidou positioning receiving module, an IR-UWB positioning module, a processor chip, a power management module, a GSM communication module and a WiFi communication module, wherein the device receives positioning information from the Beidou positioning receiving module outdoors and determines position information through the IR-UWB positioning module indoors, and the processor chip transmits useful information to a background server through the GSM communication module and the WiFi module after judgment; the connection relationship of each component is as follows: the Beidou positioning module is in wireless connection with a Beidou satellite through an antenna, is connected with the power management module, and is connected with the processing chip module; the IR-UWB positioning module is in wireless connection with the indoor wireless sensor network, the IR-UWB positioning module is connected with the power management module, and the IR-UWB positioning module is connected with the processing chip module; the GSM module is connected with the background server through the WiFi module or through a mobile network, the GSM module is connected with the power management module, the GSM module is connected with the processing chip module, the intelligent terminal device further comprises a data processing module, one end of the data processing module is connected with the switch, the other end of the data processing module is connected with the WiFi module or the GSM communication module, the switch sends data of the data processing module to the server, the server is connected with the positioning algorithm module, and the positioning algorithm module is connected with the equipment terminal.

As a further improvement of the invention, the system also comprises a base station, wherein the base station is arranged in a road, a bridge, a track and a tunnel route, and the base station comprises a Beidou positioning receiving module, an IR-UWB positioning module and a positioning algorithm module.

As a further improvement of the invention, the positioning algorithm module transmits positioning coordinates, time and ID data to the equipment terminal.

As a further improvement of the invention, the system also comprises a platform management module, and the platform management module is connected with the data processing module to realize data interaction, acquisition and analysis of the data processing module.

As a further improvement of the invention, the equipment terminal is provided with a human-computer interaction module, and the human-computer interaction module comprises an equipment management module, a video linkage module and a dynamic electronic fence module.

As a further improvement of the present invention, the processor in the device is an MSP430F1611 chip.

As a further improvement of the invention, the Beidou positioning module in the device is a UM220BD2 chip.

As a further improvement of the present invention, the GSM module in the device is a SIM900A chip.

The application of the high-precision positioning system based on the Beidou UWB technology is further provided according to any one of claims 1 to 9, and the high-precision positioning system based on the Beidou UWB technology is applied to the working conditions of single or multiple rail transit, roads, railways, bridges or tunnels.

The invention has the beneficial effects that:

1. in an application scene, a base station is deployed firstly, base station data can be transmitted back to a network server, then after each positioning label in an area enters an effective coverage range of a base station signal, the data is accessed into an exchanger from each base station through a wire, then the exchanger collects the data and transmits the data to the server through a network bridge or WiFi and the like, the operation is convenient, the signal coverage area is wide, the full coverage of signals such as a tunnel and a bridge can be realized, and the position information can be transmitted in real time.

2. After receiving the data, the server transmits the data to the positioning algorithm module through interface soft access, further processes the data and spits out information such as ID, coordinates, time, electric quantity and the like of each label, and interface software stores the data in a database and carries out data interaction from the inside of the database through a platform management software part to realize data acquisition and analysis, can carry out data management through a data system, is efficient in management and can refresh and reflect positioning dynamics in real time.

3. According to the invention, the application layer calls data, and finally, a man-machine interaction interface is designed according to the requirements of the client, and the data are presented to the user in the modes of equipment management, authority management, dynamic electronic fence setting, video linkage and the like, so that the efficiency of the system is improved, and the interaction convenience of the user is increased.

4. The high-precision positioning system based on the Beidou UWB technology can be applied to the working conditions of rail transit, tunnels, roads, bridges and the like, can perform high-precision positioning under complex working conditions, has strong signal bearing capacity, can realize the transmission and analysis of 10-20 rail transit signals to the maximum extent, has high signal transmission and presentation speed, and can present positioning information in real time and in high precision in time.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

The technical purpose of the invention is realized by the following technical scheme:

a high-precision positioning system based on a Beidou UWB technology comprises a Beidou positioning receiving module, an IR-UWB positioning module, a processor chip, a power management module, a GSM communication module and a WiFi communication module, wherein the device receives positioning information from the Beidou positioning receiving module outdoors and determines position information through the IR-UWB positioning module indoors, and the processor chip transmits useful information to a background server through the GSM communication module and the WiFi module after judgment; the connection relationship of each component is as follows: the Beidou positioning module is in wireless connection with a Beidou satellite through an antenna, is connected with the power management module, and is connected with the processing chip module; the IR-UWB positioning module is in wireless connection with the indoor wireless sensor network, the IR-UWB positioning module is connected with the power management module, and the IR-UWB positioning module is connected with the processing chip module; the GSM module is connected with the background server through the WiFi module or through a mobile network, the GSM module is connected with the power management module, the GSM module is connected with the processing chip module, the intelligent terminal device further comprises a data processing module, one end of the data processing module is connected with the switch, the other end of the data processing module is connected with the WiFi module or the GSM communication module, the switch sends data of the data processing module to the server, the server is connected with the positioning algorithm module, and the positioning algorithm module is connected with the equipment terminal. In an application scene, a base station is deployed firstly, base station data can be transmitted back to a network server, then after each positioning label in an area enters an effective coverage range of a base station signal, the data is accessed into an exchanger from each base station through a wire, then the exchanger collects the data and transmits the data to the server through a network bridge or WiFi and the like, the operation is convenient, the signal coverage area is wide, the full coverage of signals such as a tunnel and a bridge can be realized, and the position information can be transmitted in real time.

As a further improvement of the invention, the system also comprises a base station, wherein the base station is arranged in a road, a bridge, a track and a tunnel route, and the base station comprises a Beidou positioning receiving module, an IR-UWB positioning module and a positioning algorithm module.

As a further improvement of the invention, the positioning algorithm module transmits positioning coordinates, time and ID data to the equipment terminal.

As a further improvement of the invention, the system also comprises a platform management module, and the platform management module is connected with the data processing module to realize data interaction, acquisition and analysis of the data processing module. After receiving the data, the server transmits the data to the positioning algorithm module through interface soft access, further processes the data and spits out information such as ID, coordinates, time, electric quantity and the like of each label, and interface software stores the data in a database and carries out data interaction from the inside of the database through a platform management software part to realize data acquisition and analysis, can carry out data management through a data system, is efficient in management and can refresh and reflect positioning dynamics in real time.

As a further improvement of the invention, the equipment terminal is provided with a human-computer interaction module, and the human-computer interaction module comprises an equipment management module, a video linkage module and a dynamic electronic fence module. According to the invention, the application layer calls data, and finally, a man-machine interaction interface is designed according to the requirements of the client, and the data are presented to the user in the modes of equipment management, authority management, dynamic electronic fence setting, video linkage and the like, so that the efficiency of the system is improved, and the interaction convenience of the user is increased.

As a further improvement of the present invention, the processor in the device is an MSP430F1611 chip.

As a further improvement of the invention, the Beidou positioning module in the device is a UM220BD2 chip.

As a further improvement of the present invention, the GSM module in the device is a SIM900A chip.

The application of the high-precision positioning system based on the Beidou UWB technology is further provided according to any one of claims 1 to 9, and the high-precision positioning system based on the Beidou UWB technology is applied to the working conditions of single or multiple rail transit, roads, railways, bridges or tunnels. The high-precision positioning system based on the Beidou UWB technology can be applied to the working conditions of rail transit, tunnels, roads, bridges and the like, can perform high-precision positioning under complex working conditions, has strong signal bearing capacity, can realize the transmission and analysis of 10-20 rail transit signals to the maximum extent, has high signal transmission and presentation speed, and can present positioning information in real time and in high precision in time.

The invention provides a Beidou UWB technology-based high-precision positioning system and application thereof, which are introduced in detail. The principles and embodiments of the present invention are explained herein using specific examples, which are set forth only to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.