Apparatus and method to improve clarity of image

Details Apparatus and method to improve clarity of image Apparatus and method to improve clarity of image

2011-07-05

2011-07-05

Patel, Kanji (Department: 2624)

Image analysis

Image enhancement or restoration

Image filter

C382S266000, C382S275000

Reexamination Certificate

active

07974490

ABSTRACT:
Disclosed are an apparatus and method to improve clarity of images, which can prevent the degradation of the clarity of a display unit caused by deterioration of a contrast characteristic. The apparatus includes: an artifact reducing unit determining a representative color of one of the images and moving a color of an edge as the determined representative color; a filter extracting a high frequency component of the image; and a sharpness enhancement unit improving the clarity of the image having the color of the edge moved and the filtered high frequency component.

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