Write driver DC resistance calibration

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United States of America Patent

PATENT NO 9741365
SERIAL NO

15137597

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An apparatus, according to one embodiment, includes: a controller having: a first circuit having a reference resistance, a second circuit having an adjustable resistance, and logic integrated with the controller, executable by the controller, or integrated with and executable by the controller to perform the following process: compare output voltages of the first and second circuits, alter the resistance of the second circuit until the output voltage of the first circuit is less than or equal to the output voltage of the second circuit, and extract setting information in response to determining that the output voltage of the first circuit is less than or equal to the output voltage of the second circuit.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tretter, Larry L Tucson, US 19 105

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