Methods and systems for lens shading correction
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United States of America Patent
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Mar 29, 2016
Grant Date -
Apr 9, 2015
app pub date -
Oct 3, 2013
filing date -
Oct 3, 2013
priority date (Note) -
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Abstract
A method for calibrating an image capture device, comprises the steps of: applying lighting levels onto the image capture device; capturing luma values for the applied lighting levels; calculating luma gains for lens coordinates as a function of the applied lighting levels and the captured luma values, wherein each of the lens coordinates having multiple ones of the calculated luma gains; and storing the calculated luma gains to calibrate the image capture device.
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