发表在国际权威会议（IEEE主办）上的美国海军开发的AREPS软件的介绍-AREPS is the U.S. Navy’s designated software tool** for radar performance simulation and analysis. For well over 20 years it has been used to provide accurate propagation predictions in realistic refractive enviro

gps导航工具包，可用于分析GPS误差，伪距及导航融合算法-This report include the review of • Principle of Radio Navigation: navigation base on trilateration has been investigated and the over determined Eq. for navigation has been solved. • GPS Ephemeris Data