Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 9, 2010
Patent Application Number
11445236
Date Filed
June 2, 2006
Patent Primary Examiner
Patent abstract
A semiconductor device is provide with a semiconductor substrate, a groove formed in the semiconductor substrate, a gate insulting film formed on the inner wall of the groove, a gate electrode formed in the groove, and a source/drain region and an LDD region arranged in the direction that is substantially orthogonal to the substrate surface of the semiconductor substrate.
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