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:
Sep. 27, 2022
Filed:
Mar. 06, 2020
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Kyoungwon Park, Seoul, KR;
Minki Nam, Incheon, KR;
Hyunmi Doh, Seoul, KR;
Sungwoon Kim, Yongin-si, KR;
Jae Hong Park, Seoul, KR;
Yunku Jung, Cheonan-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 27/32 (2006.01); H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
H01L 51/502 (2013.01); H01L 27/322 (2013.01); H01L 51/0084 (2013.01); H01L 51/5004 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 2251/552 (2013.01);
Abstract
A light emitting device may include a first electrode, a second electrode opposite to the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer may include a manganese complex compound and a quantum dot. It is possible to improve life span and light emitting efficiency characteristics of the light emitting device.