Visual enhancement for reduction of visual noise in a text...

Details Visual enhancement for reduction of visual noise in a text... Visual enhancement for reduction of visual noise in a text...

2008-07-15

2008-07-15

Patel, Kanji (Department: 2624)

Image analysis

Image enhancement or restoration

C358S001110

Reexamination Certificate

active

11032209

ABSTRACT:
The present invention provides for visual enhancement of text. A text area is selected. A plurality of non-identical images of the text area are captured. Background information is removed from these images. The contrast characteristics of text area of the plurality of images are increased. The contrasted images are combined so as to increase their effective resolution. In an alternative embodiment, the text picture is broken up into a plurality of component colors, and these colors are then sharpened and recombined.

REFERENCES:
patent: 5583659 (1996-12-01), Lee et al.
patent: 5649024 (1997-07-01), Goldsmith
patent: 6227725 (2001-05-01), Ancin et al.
patent: 6912301 (2005-06-01), Lin et al.
patent: 7177472 (2007-02-01), Karidi et al.

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