CMOS Image Sensor With Integrated Silicon Color Filters
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United States of America Patent
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Issued Date -
Dec 25, 2014
app pub date -
Jun 19, 2013
filing date -
Jun 19, 2013
priority date (Note) -
Abandoned
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Abstract
A color photosensor array has photosensors of a first type having a thick overlying silicon layer, photosensors of a second type having a thin overlying silicon layer, and photosensors of a third type having no overlying silicon layer; the photosensors of the first type having peak sensitivity in the red, the photosensors of the second type having peak sensitivity in the green. In particular embodiments, color correction circuitry is provided to enhance color saturation.
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