Increasing the dynamic range of a MEMS gyroscope

Measuring and testing – Speed – velocity – or acceleration – Angular rate using gyroscopic or coriolis effect

Reexamination Certificate

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Details

C073S504120, C073S504130, C324S115000

Reexamination Certificate

active

06837108

ABSTRACT:
A MEMS gyroscope system and method for increasing a dynamic range of the MEMS gyroscope is provided. By adjusting a scale factor of the MEMS gyroscope, the highest sensed rate will be increased, which increases the dynamic range. The scale factor may be adjusted by using a variable sense bias and/or an automatic gain control loop in sense electronics.

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White, Robert D. “Effects of Impact and Vibration on the Performance of a Micromachined Tuning Fork Gyroscope” Massachusetts Institute of Technology 1999.

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