Method and apparatus of defective pixel correction for a...

Details Method and apparatus of defective pixel correction for a... Method and apparatus of defective pixel correction for a...

2006-10-30

2010-02-23

Tran, Sinh (Department: 2622)

Television

Camera, system and detail

Combined image signal generator and general image signal...

C348S241000, C348S222100

Reexamination Certificate

active

07667748

ABSTRACT:
A defective pixel correction method and a defective pixel correction apparatus usable with an imaging device of the one-chip type including one color CCD. A video signal level of a pixel under consideration of a solid-state imaging device in which pixels respectively coated with mutually different color filters are disposed is compared with a signal level created from video signal levels of a plurality of peripheral pixels coated with color filters of a color of the pixel under consideration to thereby detect whether or not the pixel is defective. If the pixel is defective, the defective pixel is corrected according to a correction signal created using the video signal levels of the peripheral pixels.

REFERENCES:
patent: 6002433 (1999-12-01), Watanabe et al.
patent: 7202894 (2007-04-01), Kaplinsky et al.
patent: 2006/0126127 (2006-06-01), Stanback et al.
patent: 2003-78821 (2003-03-01), None

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