Calibration free distance sensor

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United States of America Patent

PATENT NO 9651353
APP PUB NO 20140032163A1
SERIAL NO

13556780

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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One or more embodiments are directed to a magnet configured to be coupled to an object under test, an array of sensors configured to measure a magnetic field associated with the magnet, and a circuit configured to obtain voltage readings based on the measured magnetic field from the array of sensors and compute a distance between the array of sensors and the magnet based on the obtained voltage readings.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gunawan, Oki Fair Lawn, US 105 576

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