Image sensor circuit and image depth sensor system
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United States of America
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Nov 15, 2017
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Nov 15, 2017
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Abstract
The present disclosure provides an image sensor circuit, including: a photo pixel array, including a plurality of photo pixel series, where the photo pixel array output a plurality of pixel values; a reference pixel array, including at least one reference pixel series, where a reference pixel series in the at least one reference pixel series includes a plurality of reference pixel circuits, a first end of the reference pixel series receives a clock signal, and the reference pixel array outputs a plurality of phase differences between a plurality of received clock signals received by the plurality of reference pixel circuits and the clock signal; and an image depth determining unit, coupled to the photo pixel array and the reference pixel array, and configured to determine an image depth according to the plurality of pixel values and the plurality of phase differences.
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