Performing white balance correction on integrated divided areas

Details Performing white balance correction on integrated divided areas Performing white balance correction on integrated divided areas

1994-03-24

1996-12-31

Kostak, Victor R.

Television

Camera, system and detail

Combined image signal generator and general image signal...

348655, H04N 973

Patent

active

055898793

ABSTRACT:
White balance control for a video camera is strongly influenced by remarkably change of brightness level, color of an object and photographing conditions. An automatic white balance control device according to the present invention for a video camera can control white balance by controlling timming of outputing control signals for controlling gains of amplifiers for control white balance and changing signal process of a picture image in accordance with a percentage of white color shared in the picture image.

REFERENCES:
patent: 5319449 (1994-06-01), Saito et al.
patent: 5329361 (1994-07-01), Matsui et al.

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