Solid state imaging device and method of driving solid state imaging device
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United States of America Patent
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Dec 5, 2017
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app pub date -
Dec 1, 2014
filing date -
Dec 26, 2013
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Abstract
A solid state imaging device includes a pixel circuit 102 configured to generate a pixel signal by photoelectric conversion, a reference signal generation circuit 115 configured to generate a reference signal which changes in level with time, and a plurality of comparators configured to, based on the reference signal generated by the reference signal generation circuit, compare a plurality of reference signals being given offset voltages differing from each other, with the pixel signal, or compare a plurality of pixel signals being given offset voltages differing from each other, with the reference signal.
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