The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 21, 2009
Filed:
Dec. 11, 2003
Yutaka Yoneda, Kanagawa, JP;
Manabu Koiso, Kanagawa, JP;
Yutaka Yoneda, Kanagawa, JP;
Manabu Koiso, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A pixel defect detecting and correcting apparatus and method for detecting and correcting defects where the number of correctable defect pixels is not restricted to the capacity of a memory. The apparatus includes a color difference and luminance calculating block which calculates the absolute values of the color differences of adjacent pixels and a defect judgment target pixel, and color difference and luminance data. The apparatus also includes a maximum and minimum data values detecting block; a color difference interpolated value calculating block and a luminance interpolated value calculating block which obtain the color difference interpolated values and luminance interpolated values of the defect judgment target pixel.