IMAGE SENSOR WITH RED-CLEAR-CLEAR-GREEN (RCCG) COLOR FILTER ARRAY (CFA) FOR VEHICLE SENSING APPLICATIONS
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United States of America Patent
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Issued Date -
Mar 14, 2024
app pub date -
Sep 8, 2022
filing date -
Sep 8, 2022
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Abstract
This disclosure provides systems, methods, and devices for vehicle driving assistance systems that support image processing for vehicular monitoring operations. In a first aspect, a method of image processing includes receiving image data from an image sensor comprising a red-clear-clear-green (RCCG) color filter, wherein the image data comprises a first channel corresponding to red, a second channel corresponding to clear, and a third channel corresponding to green, wherein the image data is in a logarithmic domain; and processing the image data by performing operations including linearization, tone mapping, demosaicing, and color mapping. Other aspects and features are also claimed and described.
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