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:
Dec. 27, 2011
Filed:
Oct. 18, 2007
Takeshi Seki, Kasugai, JP;
Yuji Watarai, Kasugai, JP;
Takeshi Seki, Kasugai, JP;
Yuji Watarai, Kasugai, JP;
Fujitsu Semiconductor Limited, Yokohama, JP;
Abstract
A defect pixel correction circuit that can easily determine a defect of an image sensor that has the defect that ranges to one direction and replace with the correcting pixel is provided. The defect pixel correction circuitincludes: a defect pixel determination unitconfigured to determine whether a noteworthy pixel oo is a defect pixel referring to a referring pixels ko, mo, qo and so that excludes the noteworthy pixel oo, the referring pixels centering on the noteworthy pixel oo and lining up in one direction; and a defect pixel correcting unitconfigured to generate a correcting pixel value on the basis of the referring pixels mo and qo, and replace the noteworthy pixel value that is pixel value of the noteworthy pixel oo with the correcting pixel value, when the noteworthy pixel oo is a defect pixel.