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US Patent 7646406 Image taking apparatus

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Patent
Patent

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
7646406
Date of Patent
January 12, 2010
Patent Application Number
11064456
Date Filed
February 24, 2005
Patent Primary Examiner
‌
Timothy J Henn
Patent abstract

The invention provides an image taking apparatus for shortening image taking time and obtaining a high quality image by preventing deterioration of the S/N ratio. A digital camera that performs image taking for generating image signals by capturing, with a CCD, object light sent via an image taking optical system includes: a shading correction section performing shading correction by adjusting gain depending on respective positions on the CCD; a scene determination section determining that a scene just shot is to be corrected if the scene just shot includes a uniform region with a predetermined or more area and a predetermined or higher bright ness; and a shading correction control section causing, if the scene just shot is determined by the scene determination section to be a scene to be corrected, the shading correction section to perform shading correction on an image signal obtained by image taking just performed.

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