Image pickup apparatus performing white balance control in a plu

Details Image pickup apparatus performing white balance control in a plu Image pickup apparatus performing white balance control in a plu

1996-11-06

1998-11-03

Kostak, Victor R.

Television

Camera, system and detail

Combined image signal generator and general image signal...

348224, 348227, H04N 973

Patent

active

058316728

ABSTRACT:
Image pickup apparatus performing white balance control in a plurality of modes includes image pickup structure for picking up an image of an object. Structure is provided for determining a brightness level of the image of the object, and white balance correction structure is provided for correcting white balance of a color video signal output from the image pickup structure. Switching structure is provided for switching a mode of said white balance correction structure among a plurality of modes having different correction speeds. Changing structure is provided for changing the correction speed of the correction structure on the basis of the brightness level of the image of the object.

REFERENCES:
patent: 4739393 (1988-04-01), Seki et al.
patent: 5223921 (1993-06-01), Haruki et al.
patent: 5262848 (1993-11-01), Kim

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