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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.:

US 11696496 B1

PDFFull Text
Date of Patent:
Jul. 04, 2023

Filed:

Jun. 09, 2016

Organic light-emitting device

Applicant:

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

Inventors:

Seulong Kim, Yongin-si, KR;

Younsun Kim, Yongin-si, KR;

Dongwoo Shin, Yongin-si, KR;

Jungsub Lee, Yongin-si, KR;

Naoyuki Ito, Yongin-si, KR;

Jino Lim, Yongin-si, KR;

Hyein Jeong, Yongin-si, KR;

Assignee:

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

Attorney:

Lewis Roca Rothgerber Christie LLP

Primary Examiner:

John E Uselding

Int. Cl.
CPC ...
H01L 51/00 (2006.01); H10K 85/60 (2023.01); C09K 11/06 (2006.01); C09K 11/02 (2006.01); H10K 50/11 (2023.01); H10K 85/30 (2023.01); H01G 9/20 (2006.01); H10K 50/13 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/155 (2023.01); H10K 101/10 (2023.01); H10K 101/30 (2023.01); H10K 101/00 (2023.01);
U.S. Cl.
CPC ...
H10K 85/626 (2023.02); C09K 11/025 (2013.01); C09K 11/06 (2013.01); H10K 50/11 (2023.02); H10K 85/342 (2023.02); H10K 85/624 (2023.02); H10K 85/654 (2023.02); H10K 85/657 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); C09K 2211/1007 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/185 (2013.01); H01G 9/2013 (2013.01); H10K 50/13 (2023.02); H10K 50/15 (2023.02); H10K 50/155 (2023.02); H10K 50/16 (2023.02); H10K 2101/10 (2023.02); H10K 2101/30 (2023.02); H10K 2101/90 (2023.02);
Abstract

An organic light-emitting device including a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode; a hole transport region between the first electrode and the emission layer; and an electron transport region between the emission layer and the second electrode, wherein: the emission layer includes a first compound, at least one of the hole transport region and the electron transport region includes a second compound, the first compound is represented by Formula 1A or 1B, and the second compound is represented by Formula 2A or 2B:

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