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:
Feb. 04, 2014
Filed:
Feb. 21, 2012
Yoshihiro Oshima, Kanagawa, JP;
Yoshihiro Oshima, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A display device includes a substrate; a display element; a thin film transistor, and having a first semiconductor oxide film including a source region and a drain region, the first semiconductor oxide film having first low resistance areas each of whose oxygen concentration is lower than that of the channel region in parts of the source region and the drain region in a depth direction from upper surfaces thereof; a second semiconductor oxide film having a second low resistance area whose oxygen concentration is lower than that of the channel region in a part in the depth direction from the upper surface; and a high resistance film covering the thin film transistor, the second semiconductor oxide film, and the substrate, made of a metallic oxide, having a first translucent area in an area contacting the first low resistance area, and having a second translucent area.