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Accelerometer with real-time calibration

  • US 20060059976A1
  • Filed: 11/19/2004
  • Published: 03/23/2006
  • Est. Priority Date: 09/23/2004
  • Status: Abandoned Application
First Claim
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1. A method of calibrating an acceleration sensor comprising:

  • suspending an inertial body using a magnetic fluid;

    generating a magnetic field within the magnetic fluid;

    modulating the magnetic field to cause a displacement of the inertial body;

    measuring a response of the inertial body to the modulation; and

    calibrating the acceleration sensor based on the measurement.

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  • 4 Assignments
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