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. 09, 2025
Filed:
Oct. 07, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2023.01); C07C 211/61 (2006.01); C07D 209/86 (2006.01); C09K 11/06 (2006.01); H10K 50/15 (2023.01); H10K 50/17 (2023.01); H10K 50/19 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
C07D 209/86 (2013.01); C07C 211/61 (2013.01); C09K 11/06 (2013.01); H10K 85/633 (2023.02); H10K 85/636 (2023.02); C07C 2601/14 (2017.05); C07C 2603/18 (2017.05); C07C 2603/97 (2017.05); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1014 (2013.01); C09K 2211/1018 (2013.01); H10K 50/15 (2023.02); H10K 50/17 (2023.02); H10K 50/19 (2023.02); H10K 85/615 (2023.02); H10K 85/624 (2023.02); H10K 85/6572 (2023.02); H10K 2102/351 (2023.02);
Abstract
Provided are a light-emitting device and an electronic apparatus including the same. The light-emitting device includes: an anode; a cathode; an interlayer including an emission layer between the anode and the cathode; and a hole transport region between the anode and the emission layer, wherein the hole transport region includes a first layer and a second layer, the first layer is between the anode and the second layer, the first layer includes a first compound represented by Formula 1, the second layer includes a second compound, and a charge mobility of the first compound is lower than a charge mobility of the second compound.