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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 12577459 B1

PDFFull Text
Date of Patent:
Mar. 17, 2026

Filed:

Mar. 30, 2022

Quantum dot device and electronic device including the same

Applicants:

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

The Governing Council of the University of Toronto, Toronto, CA;

Inventors:

Eun Joo Jang, Suwon-si, KR;

Seungjin Lee, Toronto, CA;

Edward Sargent, Toronto, CN;

Kwanghee Kim, Seoul, KR;

Yuho Won, Seoul, KR;

Assignees:

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

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

THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTO, Toronto, CA;

Attorney:

CANTOR COLBURN LLP

Primary Examiner:

Tae H Yoon

Int. Cl.
CPC ...
C09K 11/88 (2006.01); C01G 9/00 (2006.01); C01G 9/08 (2006.01); C01G 15/00 (2006.01); C09K 11/55 (2006.01); C09K 11/70 (2006.01); H10K 85/00 (2023.01); B82Y 20/00 (2011.01); B82Y 30/00 (2011.01); B82Y 40/00 (2011.01); H10K 50/11 (2023.01); H10K 50/115 (2023.01); H10K 101/30 (2023.01); H10K 101/40 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
C09K 11/70 (2013.01); C01G 9/006 (2013.01); C01G 9/08 (2013.01); C01G 15/00 (2013.01); C09K 11/55 (2013.01); C09K 11/883 (2013.01); H10K 85/00 (2023.02); B82Y 20/00 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01); C01P 2004/64 (2013.01); C01P 2006/60 (2013.01); H10K 50/11 (2023.02); H10K 50/115 (2023.02); H10K 2101/30 (2023.02); H10K 2101/40 (2023.02); H10K 2102/00 (2023.02);
Abstract

A quantum dot device and an electronic device including the device are provided. The quantum dot device includes a first electrode and a second electrode, a quantum dot layer disposed between the first electrode and the second electrode, and a hole auxiliary layer disposed between the quantum dot layer and the first electrode, wherein the hole auxiliary layer includes nickel oxide and a self-assembled monolayer disposed between the hole auxiliary layer and the quantum dot layer, the self-assembled monolayer including an organic compound represented by Chemical Formula 1.

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