CN211061703U

CN211061703U - Satellite three-dimensional navigation device for urban roads and complex overpasses in mountainous area

Info

Publication number: CN211061703U
Application number: CN201921662519.0U
Authority: CN
Inventors: 李苏川; 李仕良
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-07-21
Anticipated expiration: 2029-10-08

Abstract

The utility model provides a satellite three-dimensional navigation device for urban roads and complex overpasses in mountainous areas, which comprises a Beidou satellite, a GPS satellite, a ground satellite monitoring system, a satellite signal receiver, a longitude and latitude conversion chip, an air pressure sensor, an altitude conversion chip, an electronic map and a display screen; the electronic map respectively receives the longitude and latitude numerical value sent by the longitude and latitude conversion chip and the altitude numerical value sent by the altitude conversion chip, analyzes the three-dimensional geographic coordinates of the longitude and latitude geographic position and the altitude position of the plane of the mountain urban road and the complex overpass where the satellite signal receiver is located, and displays the three-dimensional road shape, the route and the name of the specific mountain urban road and the complex overpass on the display screen. The utility model discloses the effectual solution, satellite navigation system is to mountain area urban road and complicated overpass navigation problem.

Description

Satellite three-dimensional navigation device for urban roads and complex overpasses in mountainous area

The technical field is as follows:

the utility model relates to a traffic navigation field, concretely relates to three-dimensional navigation head of mountain area urban road and complicated overpass satellite.

Background art:

the conventional road traffic satellite navigation mainly utilizes a longitude and latitude plane electronic map for navigation, is relatively suitable for satellite navigation of plain cities and plain road systems, but has the problem that navigation and positioning of roads in mountainous areas such as Chongqing, Guiyang, Fuling, Wanzhou and the like, Qinling, Taihang mountain, Tibet, Sichuan and West, Yunnan, Guizhou and the like and complex overpasses can be deviated or cannot be navigated by utilizing the longitude and latitude plane electronic map, and the problem needs to be solved.

The utility model has the following contents:

an object of the utility model is to provide a three-dimensional navigation head of mountain area urban road and complicated overpass satellite has can effectually solved the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a three-dimensional satellite navigation device for mountainous urban roads and complex overpasses, which comprises a Beidou satellite and a GPS satellite, a ground satellite monitoring system, a satellite signal receiver, a longitude and latitude conversion chip, an air pressure sensor, an altitude conversion chip, an electronic map and a display screen, wherein the Beidou satellite and the GPS satellite respectively have more than 24 pieces in the high altitude, the ground satellite monitoring system monitors the time parameters of the Beidou satellite and the GPS satellite, calculates the clock error and then sends the clock error to the Beidou satellite and the GPS satellite for calibration so as to keep the satellites in the same standard time system, the satellite signal receiver receives the same standard time signal sent by more than 4 Beidou satellites in the sky and the GPS satellite, the satellite signal receiver is connected with the longitude and latitude conversion chip and transmits the arrival time error of the Beidou satellite and the GPS satellite signal in the sky to the longitude and latitude conversion chip, the electronic map receives the longitude and latitude value sent by the longitude and latitude conversion chip and the altitude value sent by the altitude conversion chip respectively, analyzes three-dimensional geographic coordinate information of the longitude and latitude geographic position and the altitude geographic position of the mountain urban road and the complex overpass plane where the satellite signal receiver is located, and receives the three-dimensional geographic coordinate information of the longitude and latitude geographic position and the altitude geographic position of the satellite signal receiver where the satellite signal receiver is located sent by the electronic map, and displaying the three-dimensional coordinate road shape, the path and the name of the specific mountain urban road and the complex overpass on a display screen.

Compared with the prior art, the beneficial effects of the utility model include: on the basis of the existing road traffic satellite navigation longitude and latitude plane coordinate electronic map, a device mode of converting altitude barometric pressure difference into altitude numerical value is added, three-dimensional coordinate satellite navigation is realized, mountain urban roads, complex overpasses, buildings and three-dimensional coordinate three-dimensional clear positioning can be realized, and the device can be used for conveniently and accurately navigating to a destination. The problem that the navigation and positioning of mountain urban roads and complex bridges are deviated or cannot be navigated by using a longitude and latitude plane electronic map is solved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Shown in connection with the labels in the figures: a Beidou and GPS satellite 1, a ground satellite monitoring system 2, a satellite signal receiver 3, a longitude and latitude conversion chip 4, an air pressure sensor 5, an altitude conversion chip 6, an electronic map 7 and a display screen 8,

Detailed Description

As shown in the attached drawings, the embodiment of the utility model is as follows:

a three-dimensional satellite navigation device for urban roads and complex overpasses in mountainous areas comprises Beidou and GPS satellites 1, a ground satellite monitoring system 2, a satellite signal receiver 3, a longitude and latitude conversion chip 4, an air pressure sensor 5, an altitude conversion chip 6, an electronic map 7 and a display screen 8, wherein the Beidou and GPS satellites 1 respectively have more than 24 numbers in the high altitude, the ground satellite monitoring system 2 monitors time parameters of the Beidou and GPS satellites, calculates clock errors and then sends the clock errors to the Beidou and GPS satellites 1 for calibration so as to keep the satellites in the same standard time system, the satellite signal receiver 3 receives more than 4 numbers of current Beidou satellites and the same standard time signals sent by the GPS satellites 1, the satellite signal receiver 3 is connected with the longitude and latitude conversion chip 4 and converts the arrival time differences of the current Beidou and GPS signals to the longitude and latitude conversion chip 4, the longitude and latitude conversion chip 4 converts the arrival time difference of the received current air Beidou and GPS satellite signals into a longitude and latitude numerical value of the position of the satellite signal receiver 3, the air pressure sensor is connected with the altitude conversion chip and transmits the altitude air pressure difference to the altitude conversion chip 6, the altitude conversion chip converts the altitude air pressure difference into the altitude numerical value, the current error is controlled within 3 meters, the requirements of mountainous terrain and complex overpass satellite navigation can be completely met, the electronic map 7 respectively receives the longitude and latitude numerical value sent by the longitude and latitude conversion chip 4 and the altitude numerical value sent by the altitude conversion chip 6, three-dimensional geographic coordinate information of the longitude and latitude geographic position and the altitude geographic position of the mountainous urban road and the complex overpass plane where the satellite signal receiver 3 is located is analyzed, and the display screen 8 receives the three-dimensional geographic coordinate information of the mountainous urban road and the mountainous urban road where the satellite signal receiver 3 is located and sent by the electronic map 7 The three-dimensional geographic coordinate information of the longitude and latitude geographic position and the altitude geographic position of the plane of the complex overpass displays the three-dimensional road shape, the path and the name of the specific mountain urban road and the complex overpass on a display screen.

As described above, on the basis of the existing road traffic satellite navigation longitude and latitude plane coordinate electronic map, a device mode of converting altitude barometric pressure difference into altitude numerical value is added, three-dimensional coordinate satellite navigation is realized, mountain urban roads, mountain roads, complex overpasses and buildings can be realized, three-dimensional clear positioning can be realized, and the device can be used for conveniently and accurately navigating to a destination.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent principle changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. A three-dimensional navigation device for mountainous urban roads and complex overpass satellites comprises Beidou and GPS satellites (1), a ground satellite monitoring system (2), a satellite signal receiver (3), a longitude and latitude conversion chip (4), an air pressure sensor (5), an altitude conversion chip (6), an electronic map (7) and a display screen (8), and is characterized in that the number of the Beidou and GPS satellites (1) is 24 in high altitude, the ground satellite monitoring system (2) monitors time parameters of the Beidou and GPS satellites, calculates clock errors and then sends the clock errors to the Beidou and GPS satellites (1) for calibration so as to keep the satellites in the same standard time system, the satellite signal receiver (3) receives the same standard time signals sent by more than 4 Beidou and GPS satellites (1) in the sky, and the satellite signal receiver (3) is connected with the longitude and latitude conversion chip (4), the arrival time difference of each Beidou in the sky and the GPS satellite signals is transmitted to a longitude and latitude conversion chip (4), the longitude and latitude conversion chip (4) converts the arrival time difference of each Beidou in the sky and the GPS satellite signals into a plane longitude and latitude numerical value of the position of a satellite signal receiver (3), an air pressure sensor is connected with an altitude conversion chip and transmits altitude air pressure difference to an altitude conversion chip (6), the altitude conversion chip converts the altitude air pressure difference into an altitude numerical value, the electronic map (7) respectively receives the longitude and latitude numerical value transmitted by the longitude and latitude conversion chip (4) and the altitude numerical value transmitted by the altitude conversion chip (6) and analyzes the three-dimensional geographic coordinates of the geographic positions of the mountain urban roads, mountain roads and complex overpasses in which the satellite signal receiver (3) is located and the geographic positions of the altitude, the display screen (8) receives the three-dimensional geographic coordinate information of the geographic position and the altitude of the longitude and latitude plane and the geographic position of the longitude and latitude plane of the mountain area urban road, the mountain area highway and the complex overpass where the satellite signal receiver (3) is located, which is sent by the electronic map (7), and the three-dimensional road shape, the route and the name of the specific mountain area urban road and the complex overpass are displayed on the display screen.