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.

Date of Patent:
Feb. 07, 2023

Filed:

Jul. 08, 2020
Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Hyunyoung Kim, Yongin-si, KR;

Minje Kim, Yongin-si, KR;

Eungdo Kim, Yongin-si, KR;

Hyojeong Kim, Yongin-si, KR;

Hyosup Shin, Yongin-si, KR;

Seokgyu Yoon, Yongin-si, KR;

Youngki Lee, Yongin-si, KR;

Jungsub Lee, Yongin-si, KR;

Jiyoung Lee, Yongin-si, KR;

Hyejin Jung, Yongin-si, KR;

Kunwook Cho, Yongin-si, KR;

Hyeongu Cho, Yongin-si, KR;

Minsoo Choi, Yongin-si, KR;

Youngeun Choi, Yongin-si, KR;

Jaejin Lyu, Yongin-si, KR;

Assignee:

Samsung Display Co., Ltd., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); H01L 21/00 (2006.01); H01L 51/00 (2006.01); H01L 51/42 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0085 (2013.01); H01L 51/008 (2013.01); H01L 51/0087 (2013.01); H01L 51/4273 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5092 (2013.01);
Abstract

An organic light-emitting device and an apparatus including the same are disclosed. The organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode. The organic layer includes an emission layer, the emission layer includes a first compound, a second compound, a third compound, and a fourth compound, the first compound is represented by Formula 1, the second compound is represented by Formula 2A or Formula 2B, the third compound is represented by Formula 3, the fourth compound is represented by Formula 4, each as respectively described in the detailed description.


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