BJT pixel circuit capable of cancelling ambient light influence, image system including the same and operating method thereof

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United States of America Patent

PATENT NO 9716850
APP PUB NO 20170070688A1
SERIAL NO

14847132

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Abstract

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There is provided a BJT pixel circuit including a BJT transistor, a photodiode, a first storage capacitor and a second storage capacitor. The first storage capacitor is configured to discharge, via the BJT transistor, to a first output voltage in a first exposure time of the photodiode. The second storage capacitor is configured to discharge, via the BJT transistor, to a second output voltage in a second exposure time of the photodiode.

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Patent Owner(s)

  • PIXART IMAGING (PENANG) SDN. BHD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pang, Kwai-Lee Penang, MY 7 17
Teh, Lee-Ling Penang, MY 1 2
Thor, Swee-Lin Penang, MY 11 21

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