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:
Aug. 30, 2011
Filed:
Mar. 05, 2009
Applicant:
Masakazu Goto, Kanagawa-ken, JP;
Inventor:
Masakazu Goto, Kanagawa-ken, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/76 (2006.01); H01L 29/94 (2006.01); H01L 31/062 (2006.01); H01L 31/113 (2006.01); H01L 31/119 (2006.01);
U.S. Cl.
CPC ...
Abstract
In one aspect of the present invention, a semiconductor device may include a semiconductor substrate; an element isolation region provided in the semiconductor substrate and having an oxide layer and an oxidant-diffusion prevention layer provided on the oxide layer; a gate dielectric film provided on the semiconductor substrate and the oxidant-diffusion prevention layer; and a gate electrode provided on the gate dielectric film.