The principle of electronic compass has been presented, and a new design of a digital compass based on anisotropic magneto-resistive (AMR) sensors and accelerometers has been given.

• 摘要通过对磁阻式电子罗盘工作原理的介绍，设计了一套利用磁阻传感器和加速度计测定航向角、俯仰角、侧滚角的电子罗盘测量系统；