By analyzing the error model of Inertial Measurement Unit (IMU) and the navigation error propagating function, the mechanism of error rotating compensation method was illustrated.

通过分析惯性测量组件的误差模型和旋转式捷联系统误差传播方程，解释了旋转误差补偿的机理。

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The acceleration sensor is the key basic component for IMU (Inertial Measurement Unit) to sense and analysis the motion information.

加速度传感器是一种十分重要的力学量传感器，是惯性测量组合(IMU)系统的基础元件之一。

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Led by professor Darwin Caldwell, the international team created HyQ with a special Inertial Measurement Unit (IMU).

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