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:
Nov. 21, 2023
Filed:
Jun. 21, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Yunmo Chung, Yongin-si, KR;
Daewoo Lee, Yongin-si, KR;
Ilhun Seo, Yongin-si, KR;
Hojin Yoon, Yongin-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/12 (2006.01); H01L 27/146 (2006.01); H10K 59/126 (2023.01); H10K 59/121 (2023.01);
U.S. Cl.
CPC ...
H01L 27/1251 (2013.01); H01L 27/124 (2013.01); H01L 27/1233 (2013.01); H01L 27/1248 (2013.01); H01L 27/1255 (2013.01); H01L 27/1259 (2013.01); H01L 27/14603 (2013.01); H10K 59/126 (2023.02); H10K 59/1213 (2023.02);
Abstract
A display apparatus including a first thin film transistor including a first active layer, and a second thin film transistor disposed on the first thin film transistor and including a second active layer, in which a material of the first active layer is different from a material of the second active layer, and a channel area of the second active layer overlaps a channel area of the first active layer.