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Non-inertial calibration of vibratory gyroscopesThe electrostatic elements already present in a vibratory gyroscope are used to simulate the Coriolis forces. An artificial electrostatic rotation signal is added to the closed-loop force rebalance system. Because the Coriolis force is at the same frequency as the artificial electrostatic force, the simulated force may be introduced into the system to perform an inertial test on MEMS vibratory gyroscopes without the use of a rotation table.
Document ID
20080007072
Acquisition Source
Headquarters
Document Type
Other - Patent
Authors
Gutierrez, Roman C.
Tang, Tony K.
Date Acquired
August 24, 2013
Publication Date
July 29, 2003
Subject Category
Instrumentation And Photography
Report/Patent Number
Patent Number: US-PATENT-6,598,455
Patent Application Number: US-PATENT-APPL-SN-608994
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-PATENT-6,598,455
Patent Application
US-PATENT-APPL-SN-608994
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