Research and progress of Beidou satellite navigation system
The paper gives a brief review of the development course and strategic planning of Beidou satellite navigation system, and introduces its construction progress, with emphasis on the research progress of some key technologies of Beidou, including navigation constellation design, navigation signal structure and performance, compatibility and interoperability, precise orbit determination, navigation and precise positioning. The main problems and challenges of Beidou are described.
beidou satellite navigation system navigation constellation design navigation signal structure and performance compatibility and interoperability precise orbit determination navigation and precise positioning