Improving measurement quality of a MEMS-based gyro-free inertial navigation system

Sensors and Actuators A: Physical（2014）

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摘要

•A new solid carrier frame for installation of 5 MEMS 3-axis accelerometer.•Removing spikes and noises from the output of the accelerometers.•Participate all accelerometers according to their measurement quality.•Introducing k-highest correlation analysis for assessing signal quality.

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关键词

Gyro-free inertial navigation system,Navigation error-rate,MEMS accelerometer,Signal quality,Weighted least-squares

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