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:
May. 24, 2022
Filed:
Sep. 29, 2020
Applicant:
Japan Display Inc., Tokyo, JP;
Inventors:
Tatsuya Toda, Tokyo, JP;
Masashi Tsubuku, Tokyo, JP;
Assignee:
Japan Display Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/786 (2006.01); H01L 21/473 (2006.01);
U.S. Cl.
CPC ...
H01L 29/7869 (2013.01); H01L 21/473 (2013.01); H01L 29/78618 (2013.01); H01L 29/78696 (2013.01);
Abstract
A semiconductor device comprising: an oxide semiconductor layer including indium; a gate electrode facing to the oxide semiconductor layer; a gate insulating layer between the oxide semiconductor layer and the gate electrode; a first conductive layer arranged above the oxide semiconductor layer and being in contact with the oxide semiconductor layer from above the oxide semiconductor layer; an oxide portion formed on the oxide semiconductor layer and at an edge of the first conductive layer, the oxide portion being a oxide of the first conductive layer.