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:
Jun. 24, 2014
Filed:
Apr. 12, 2012
Applicants:
Shunsuke Akasaka, Kyoto, JP;
Masashi Kawasaki, Sendai, JP;
Atsushi Tsukazaki, Sendai, JP;
Inventors:
Assignees:
Rohm Co., Ltd., Kyoto, JP;
Tohoku University, Miyagi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A ZnO-based semiconductor device includes an n type ZnO-based semiconductor layer, an aluminum oxide film formed on the n type ZnO-based semiconductor layer, and a palladium layer formed on the aluminum oxide film. With this configuration, the n type ZnO-based semiconductor layer and the palladium layer form a Schottky barrier structure.