此matlab函数可以在ECEF和ECI坐标之中转换地点和速率信息。,This matlab function ECEF and ECI can convert the coordinates of the location and rate information.

ALM2POS computation for satellite position from almanac data file [pos,R]=alm2pos(almanac,PRN,time) calculates the satellite position in the Terrestial and in the Celestial reference frame for a desiderate satellite vehicle (PRN) with alm

导航定位中的坐标转换,从LLA到ECEF的坐标转换-Navigation and positioning of the coordinate conversion from LLA to ECEF Coordinate Transformation