Digital camera and method

Details Digital camera and method Digital camera and method

2007-04-29

2010-10-05

Mehta, Bhavesh M (Department: 2624)

Image analysis

Histogram processing

C382S167000, C382S254000, C382S274000

Reexamination Certificate

active

07809188

ABSTRACT:
Digital camera contrast enhancement with piecewise-linear transform with lower and upper cutoffs for the transform determined from histogram analysis with a green color conversion approximation for images and IIR parameter filtering for videos.

REFERENCES:
patent: 6181321 (2001-01-01), Zhao et al.
patent: 6718056 (2004-04-01), Bothorel et al.
patent: 7006688 (2006-02-01), Zaklika et al.
patent: 2002/0079457 (2002-06-01), Nakazawa
Dellenback, P.—“Contrast-enhancement techniques for particle-image velocimetry”—Applied Optics—vol. 39, No. 32, Nov. 2000.

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