Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 15, 2010
Patent Application Number
11443259
Date Filed
May 31, 2006
Patent Primary Examiner
Patent abstract
A pixel cell including a substrate having a top surface. A photo-conversion device is at a surface of the substrate and a trench is in the substrate adjacent the photo-conversion device. The trench has sidewalls and a bottom. At least one sidewall is angled less than approximately 85 degrees from the plane of the top surface of the substrate.
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