Supported by the National Basic Research Program of China (Grant No. 2007CB815500);the National High Technology Research and Development Program (Grant No. 2004AA105030);the Pilot Project of the Knowledge Innovation Program of the Chinese Academy of Sciences (Grant No. KGCX1-21);the National Natural Science Foundation of China (Grant No. 10453001)
This work describes the barometric altimetry as virtual constellation applied to the Chinese Area Positioning System (CAPS), which uses the transponders of communication satellites to transfer navigation messages to u...
Supported by the Major Knowledge Innovation Programs of the Chinese Academy of Sciences (Grant No. KGCX1-21);the National High Technology Research and Development Program of China (Grant No. 2004AA105030);the National Natural Science Foundation of China (Grant No. 10453001);the Major State Basic Research Development Program of China (Grant No. 2007CB815502)
Proper signal structure is very important in the navigation, positioning, and time services of a satellite navigation system. In this paper, the carrier wave characteristics, ranging code functions, BOC modulation, na...
Supported by the Knowledge Innovation Program of Major Projects, Chinese Academy of Sciences (Grant No. KGCX1-21);the National High Technology Research and Development Program of China (Grant No. 2004AA105030)
In this paper, based on analyses of the Chinese Area Positioning System (CAPS) satellite (GEO satellite) resources and signal properties, the signal power at the port of the receiver antenna is estimated, and the impl...
Supported by the National Natural Science Foundation of China (Grant No. 10453001);the National Basic Research Program of China (Grant No. 2007CB815500);the National High Technology Research and Development Program of China (Grant No. 2004AA105030);the Funds of the Chinese Academy of Sciences for Key Topics in Innovation Engineering (Grant No. KGCXI-21)
It is a long dream to realize the communication and navigation functionality in a satellite system in the world. This paper introduces how to establish the system, a positioning system based on communication satellite...