卫星定位技术的新发展

The New Development Technique of GNSS

围绕卫星信息源、用户接收机性能、兼容接收、差分定位、卫星状态实时诊断等方面，介绍卫星定位技术的新进展。

This paper introduces the new development of GNSS technique. It includes the fields of current GPS & Glonass satellite stafus, GPS/GLONASS,GNSS,DGPS,RAIM and development trend of user equipments.