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:
Jun. 02, 2020
Filed:
Nov. 21, 2018
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/50 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 51/504 (2013.01); H01L 27/3244 (2013.01); H01L 51/5278 (2013.01); H01L 27/3211 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5088 (2013.01); H01L 51/5092 (2013.01); H01L 2251/5376 (2013.01);
Abstract
An organic light-emitting device is disclosed. The organic light-emitting device includes light-emitting layers that emit light of the same color in a stack structure. The phosphorescence and fluorescence characteristics at the exit side and the inside of the organic light-emitting device are adjusted to improve a viewing angle, lifetime, and efficiency.