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。

youdao

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 azimuth initial alignment.

在软件设计中加入了陀螺仪的测漂和定标过程，在水平初始对准、方位初始对准过程中运用了卡尔曼滤波技术。

youdao