Optical sensing mechanisms for input devices

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United States of America Patent

PATENT NO 9857892
APP PUB NO 20170115757A1
SERIAL NO

15401335

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Abstract

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A computer or other electronic device including a processor and an input device, such as a track pad. The track pad being in communication with the processor and including a movable surface, a light source in communication with the processor, and an optical sensor in selective optical communication with the light source and in communication with the processor. The optical sensor detects movement of the movable surface by receiving light from the light source.

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Patent Owner(s)

  • APPLE INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Armstrong-Muntner, Joel S Cupertino, US 17 473

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