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. 14, 2025
Filed:
Jul. 23, 2019
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Assignee:
SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/30 (2022.12); C09K 11/06 (2005.12); H10K 50/11 (2022.12); H10K 50/12 (2022.12); H10K 50/13 (2022.12); H10K 85/60 (2022.12); H10K 101/10 (2022.12); H10K 101/30 (2022.12); H10K 101/40 (2022.12); H10K 102/00 (2022.12);
U.S. Cl.
CPC ...
H10K 85/346 (2023.01); C09K 11/06 (2012.12); H10K 85/342 (2023.01); H10K 85/626 (2023.01); H10K 85/654 (2023.01); H10K 85/6572 (2023.01); C09K 2211/1007 (2012.12); C09K 2211/1011 (2012.12); C09K 2211/1018 (2012.12); C09K 2211/104 (2012.12); C09K 2211/1044 (2012.12); C09K 2211/185 (2012.12); H10K 50/11 (2023.01); H10K 50/12 (2023.01); H10K 50/13 (2023.01); H10K 2101/10 (2023.01); H10K 2101/30 (2023.01); H10K 2101/40 (2023.01); H10K 2102/351 (2023.01);
Abstract
Provided is an organic light-emitting device including: an anode; a cathode facing the anode; and an organic layer arranged between the anode and the cathode and including an emission layer and an auxiliary layer, wherein the emission layer is in direct contact with the auxiliary layer, the emission layer includes a dopant, the auxiliary layer includes a first compound and a second compound, and the dopant, the first compound, and the second compound satisfy a certain equation.