logo

For the Inventor, By the Inventor

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 12648293 B1

PDFFull Text
Date of Patent:
Jun. 02, 2026

Filed:

Dec. 20, 2023

Light-emitting device and electronic apparatus including the same

Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Sunghun Lee, Suwon-si, KR;

Byungjoon Kang, Suwon-si, KR;

Seungyeon Kwak, Suwon-si, KR;

Sungmin Kim, Suwon-si, KR;

Hyungjun Kim, Suwon-si, KR;

Minhan Lee, Suwon-si, KR;

Hongsoo Lee, Suwon-si, KR;

Kyuyoung Hwang, Suwon-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;

Attorney:

CANTOR COLBURN LLP

Primary Examiner:

Anthony Ho

Int. Cl.
CPC ...
H10K 50/12 (2023.01); C09K 11/06 (2006.01); H10K 50/16 (2023.01); H10K 85/30 (2023.01); H10K 85/60 (2023.01); H10K 101/00 (2023.01); H10K 101/10 (2023.01);
U.S. Cl.
CPC ...
H10K 50/121 (2023.02); C09K 11/06 (2013.01); H10K 50/16 (2023.02); H10K 85/342 (2023.02); H10K 85/346 (2023.02); H10K 85/6572 (2023.02); H10K 85/658 (2023.02); H10K 2101/10 (2023.02); H10K 2101/90 (2023.02);
Abstract

A light-emitting device and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode, and an interlayer arranged between the first electrode and the second electrode, the interlayer includes an emission layer, the emission layer includes one or more m1 hosts, a sensitizer, and a fluorescent emitter, where m1 is an integer of 1 or more, and when m1 is 2 or more, the two or more hosts are each different from the other, the one or more m1 hosts, the sensitizer, and the fluorescent emitter are different from each other, and Expression 1 is satisfied. Expression 1 is the same as described in the present specification.

Find Patent Forward Citations

Loading…