Bi-GPS receivers are applied to measure the azimuth angle in terms of initial alignment of the integrated system.
并利用双GPS 接收机测量方位角解决了组合系统的初始方位对准问题。
2
In the software design the gyro's drift measure and the process of calibration is added. The Kalman filtering technique is used in the horizontal initial alignment and the azimuthinitial alignment.