| GNSS(Global Navigation Satellite System)is a new generation of precision satellite positioning system.GNSS including GPS,Beidou system and GLONASS system,which has high accuracy,all-weather,high efficiency,multi functions,simple operation,low cost,wide range of applications,and many other advantages.The project has been successfully applied to the field of surveying,engineering surveying,aerial photogrammetry,navigation and control of the vehicle,monitoring of crustal movement,monitoring of engineering deformation,monitoring of resources,ionospheric monitoring,weather monitoring,and so on.It has brought a profound technological revolution to the field of Surveying and mapping.The emergence of GNSS has promoted the growth of the global economy and the development of the satellite navigation industry,and it has influenced people's daily life in a deeper and broader level.GIS data acquisition terminal for high precision by four-star motherboard,fully compatible with the Beidou system signal,support for Samsung solution,Galileo signal channel reservation.Beidou system designed 5 GEO satellites(geostationary orbit satellite),3 IGSO satellites(tilt earth synchronous orbit satellite),the application effect of the Beidou System in Asia Pacific is far better than GPS,with the handheld machine in high shielding area significantly enhanced the ability to effectively reduce the cost of product design,improve the stability and reliability of the system,and enhance the performance of the controller.The software design uses the WEHH operating system,enhances the software execution efficiency and the stability,the software code modular design,is easy to code the transplant and the maintenance.RTK(Real time kinematic)real-time dynamic positioning measurement technology is based on the theory of carrier phase measurement,real-time differential GNSS measurement technology.It integrates computer technology,wireless communication technology and GNSS positioning technology as a whole,compared with the GNSS static positioning and other traditional methods have incomparable advantages.Project and application solutions have been widely used in power,agriculture,forestry,transportation and other solutions.With the completion of the Beidou satellite navigation system in the Asia Pacific region,at the same time around 2020,the Beidou satellite navigation system will form a global coverage.Compass navigation of the civilian market will have an unlimited potential,the application will be more broad.With the rapid development of the system,the two generation satellite navigation system has been transferred into the new stage of construction and application.With the Beidou navigation industry into the fast lane,the project will also usher in a golden opportunity for development.The use of this product can help a lot of industries,provide convenient and effective geographic information collection and management program;help operators to quickly collect the geographic location and attributes of the object,and ultimately achieve data aggregation,data storage,analysis,management.This paper designs and realizes the high precision GIS acquisition terminal,and analyzes the two aspects of hardware design and software design.In this design,it is applied to high accuracy position positioning technology,multi sensor technology,wireless transmission and so on.The measurement method has been improved,and the practical application of the road lighting system has been carried out. |
PDF Full Text Request