Patent ID: 8939007
Filing Date: 2015-01-27
Classification: G01C,G01L

Abstract:
1. An inertial force sensor comprising: a detecting element; a detecting circuit for detecting an amount of inertia corresponding to an inertial force applied to the detecting element; an A/D converter for converting an output of the detecting circuit to a digital signal; a first filter connected to an output port of the A/D converter; a correction circuit for correcting an output of the first filter; a clock generator for generating a first clock and a second clock having a frequency higher than a frequency of the first clock; and a clock selector for selecting and outputting one of the first clock and the second clock, wherein the correction circuit includes: wherein the clock selector is connected to the clock input for selecting the second clock at a time of starting correction, and selecting the first clock after a predetermined time passes from the time of starting correction.