松组合导航源码，GPS原理及应用书上的，新测可用。-Loosly integrated navigation for GPS and MEMS-IMU, attached matlab codes and flying test data.These source codes come the book GPS applications and methods , they were tested and are avaliable absolutely.

GPS卫星运动、定位的Matlab仿真，能够模拟GPS卫星的运动轨迹。-Matlab simulation of GPS satellite motion, positioning, and it can simulate the GPS satellite motion trajectory.