Method of processing brightness of an image and related device

Image analysis – Image enhancement or restoration – Intensity – brightness – contrast – or shading correction

Reexamination Certificate

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Details

C382S260000, C382S275000, C358S003260, C358S003270

Reexamination Certificate

active

07738727

ABSTRACT:
Brightness values of image frames are collected and counted to form a brightness distribution. The brightness distribution of the image frames is compared with predetermined brightness distributions. Brightness values of all pixels of successive image frames are adjusted according to a result of the comparison, so as to improve image contrast.

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patent: 6993185 (2006-01-01), Guo et al.
patent: 0 576 003 (1993-12-01), None
patent: 96958 (1997-01-01), None

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