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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 12584066 B1

PDFFull Text
Date of Patent:
Mar. 24, 2026

Filed:

Dec. 30, 2021

Light-emitting device and electronic apparatus including the same

Applicant:

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

Inventors:

Minsoo Choi, Yongin-si, KR;

Tsuyoshi Naijo, Yongin-si, KR;

Hyojeong Kim, Yongin-si, KR;

Mieun Jun, Yongin-si, KR;

Assignee:

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

Attorney:

Lerner David LLP

Primary Examiner:

Gregory D Clark

Int. Cl.
CPC ...
H01L 51/50 (2006.01); C09K 11/06 (2006.01); H10K 50/125 (2023.01); H10K 85/30 (2023.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01); H10K 50/11 (2023.01); H10K 59/12 (2023.01); H10K 59/123 (2023.01); H10K 101/00 (2023.01); H10K 101/10 (2023.01); H10K 101/20 (2023.01);
U.S. Cl.
CPC ...
C09K 11/06 (2013.01); H10K 50/125 (2023.02); H10K 85/346 (2023.02); H10K 85/40 (2023.02); H10K 85/654 (2023.02); H10K 85/6572 (2023.02); H10K 85/658 (2023.02); C09K 2211/1007 (2013.01); C09K 2211/1044 (2013.01); C09K 2211/185 (2013.01); H10K 50/11 (2023.02); H10K 59/12 (2023.02); H10K 59/123 (2023.02); H10K 2101/10 (2023.02); H10K 2101/20 (2023.02); H10K 2101/27 (2023.02); H10K 2101/90 (2023.02);
Abstract

Provided are a light-emitting device and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer disposed between the first electrode and the second electrode. The interlayer includes an emission layer and at least one of an emission auxiliary layer and a buffer layer, the emission layer includes a host and a dopant, the dopant includes a first emissive compound and a second emissive compound, and the at least one of the emission auxiliary layer and the buffer layer includes a third emissive compound.

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