Inertial sensor element control device, inertial sensor, electronic apparatus, vehicle and method of updating temperature compensation information of inertial sensor element control device
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United States of America Patent
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Nov 3, 2020
Grant Date -
Nov 1, 2018
app pub date -
Apr 27, 2018
filing date -
Apr 28, 2017
priority date (Note) -
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Abstract
A control device connected to an inertial sensor having temperature characteristics, the control device including a memory for storing temperature compensation information, and update history information, an update determination circuit for determining the necessity of a temperature compensation information update based on a signal that is based on an output signal of a temperature sensor and the update history information, a rest determination circuit for determining whether the inertial sensor is at rest, and an updating circuit for updating the temperature compensation information based on the determination of the update determination circuit, the determination of the rest determination circuit, a signal based on an output signal of the inertial sensor, and the signal based on the output signal of the temperature sensor.
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