Column analog-to-digital converter for CMOS sensor

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United States of America Patent

PATENT NO 8890742
SERIAL NO

13792262

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Abstract

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A system and method is disclosed for an imaging device and/or an analog to digital converter which converts an analog input signal to a digital data signal using a comparator which compares the analog input signal to a first ramped reference signal to determine an operating point and then uses the same comparator to compare the analog input signal to a second ramped reference signal multiple times about the determined operating point.

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Patent Owner(s)

  • TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chao, Calvin Yi-Ping Zhubei, TW 41 312
Chou, Kuo-Yu Hsinchu, TW 75 588
Tao, Erik Hsinchu, TW 2 6
Yeh, Shang-Fu Hsin Chu, TW 35 93

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