Apparatus and method of correcting for dark current in a...

Details Apparatus and method of correcting for dark current in a... Apparatus and method of correcting for dark current in a...

2006-06-20

2006-06-20

Tran, Thai (Department: 2612)

Television

Camera, system and detail

Combined image signal generator and general image signal...

C348S241000, C348S246000, C348S251000, C348S257000

Reexamination Certificate

active

07064785

ABSTRACT:
Apparatus and method of correcting for dark current in a solid state image sensor, include capturing an image with the image sensor to produce a digital image having pixel values; correcting the pixel values with a dark level correction value; employing a control system to adjust the dark level correction value to drive the number of pixels having values lower than a predetermined value chosen to represent dark scene content to a predetermined range.

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