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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 12384963 B1

PDFFull Text
Date of Patent:
Aug. 12, 2025

Filed:

Mar. 16, 2022

Light-emitting device, method of preparing the light-emitting device, and method of operating the light-emitting device

Applicants:

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

Korea Advanced Institute of Science and Technology, Daejeon, KR;

Inventors:

Yongsik Jung, Seoul, KR;

Muhyun Baik, Daejeon, KR;

Seoungtae Kim, Daejeon, KR;

Seungyeol Baek, Daejeon, KR;

Jinhoon Jeong, Daejeon, KR;

Seungyeon Kwak, Suwon-si, KR;

Joonghyuk Kim, Seoul, KR;

Hyeonho Choi, Seoul, KR;

Kyuyoung Hwang, Anyang-si, KR;

Assignees:

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

KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, Daejeon, KR;

Attorney:

CANTOR COLBURN LLP

Primary Examiner:

Gregory D Clark

Int. Cl.
CPC ...
H01L 51/50 (2006.01); C07F 5/02 (2006.01); C07F 15/00 (2006.01); C09K 11/06 (2006.01); H10K 85/30 (2023.01); H10K 50/11 (2023.01); H10K 71/00 (2023.01); H10K 77/10 (2023.01); H10K 101/10 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
C09K 11/06 (2013.01); C07F 5/025 (2013.01); C07F 15/0086 (2013.01); H10K 85/322 (2023.02); H10K 85/346 (2023.02); C09K 2211/1018 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/185 (2013.01); H10K 50/11 (2023.02); H10K 71/00 (2023.02); H10K 77/111 (2023.02); H10K 2101/10 (2023.02); H10K 2102/311 (2023.02);
Abstract

A light-emitting device, including: a carbon-containing film, wherein the carbon-containing film includes at least one carbon atom; and a light-emitting group represented by Formula 1, wherein the light-emitting group is chemically bonded to the at least one carbon atom on a surface of the carbon-containing film:*—(C≡C)-(A)-(A)  Formula 1wherein * indicates a chemical bonding site to the at least one carbon atom on the surface of the carbon-containing film, Ais a linking group, Ais a group comprising a light-emitting moiety, and m1 and m2 are each independently an integer from 1 to 10.

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