Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 10, 2009
Patent Application Number
11447567
Date Filed
June 5, 2006
Patent Primary Examiner
Patent abstract
The semiconductor device according to the present invention includes a semiconductor layer containing plural band gap change thin films in which a band gap is continuously monotonously changed in a laminating direction. Therefore, the present invention provides a semiconductor device having high reliability and low electric resistance.
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