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:
Apr. 05, 2022
Filed:
Aug. 04, 2020
Samsung Display Co., Ltd., Yongin-si, KR;
SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;
Abstract
A thin-film transistor substrate and a display apparatus including the same includes a first thin-film transistor on a substrate. The first thin-film transistor includes a first semiconductor layer having a first channel area, a first source area, and a first drain area; a first lower gate electrode between the substrate and the first semiconductor layer; a first upper gate electrode on the first semiconductor layer and overlapping the first channel area; and a first electrode layer on the first upper gate electrode and electrically connected to at least one of the first source area and the first drain area. The first lower gate electrode overlaps the first channel area and the first drain area.