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. 20, 2021
Filed:
May. 29, 2020
Applicant:
Samsung Display Co. Ltd., Yongin-si, KR;
Inventors:
Hyeon Bum Lee, Hwaseong-si, KR;
Hyoeng Ki Kim, Suwon-si, KR;
Kyong Heon Lee, Cheonan-si, KR;
Dong Ki Lee, Seongnam-si, KR;
Eon Joo Lee, Goyang-si, KR;
Jin Whan Jung, Chungcheongnam-do, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 51/52 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3258 (2013.01); H01L 27/322 (2013.01); H01L 27/3262 (2013.01); H01L 51/0021 (2013.01); H01L 51/5203 (2013.01); H01L 51/524 (2013.01); H01L 51/5253 (2013.01); H01L 51/5284 (2013.01); H01L 51/56 (2013.01); H01L 51/5209 (2013.01);
Abstract
A display device including a substrate, a source electrode and a drain electrode on the substrate, the source electrode and the drain electrode being spaced apart from each other, a first layer on the source electrode or the drain electrode, a second layer directly on the first layer, and a first electrode on the second layer. A step difference between a top of the first layer and a top of the drain electrode is 100 Å or less.