Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 30, 2007
Patent Application Number
10943977
Date Filed
September 20, 2004
Patent Primary Examiner
Patent abstract
A method for sharpening an image, the method including the steps of: (a) receiving a data set including at least one colour plane indicative of the image; and (b) extracting an initial luminance channel from the data set, the initial luminance channel being in a colour space different to that of the at least one colour plane; the method being characterized by the further steps of: (c) sharpening the initial luminance channel to form a revised luminance channel; and (d) adding the revised luminance channel to at least one of the colour planes of the data set.
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