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:
Oct. 18, 2022
Filed:
Oct. 30, 2020
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Heejae Lee, Seongnam-si, KR;
Moon Gyu Han, Suwon-si, KR;
Sung Woo Kim, Hwaseong-si, KR;
Tae Ho Kim, Seongnam-si, KR;
Kun Su Park, Seongnam-si, KR;
Eun Joo Jang, Suwon-si, KR;
Dae Young Chung, Suwon-si, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
H01L 51/502 (2013.01); H01L 51/0003 (2013.01); H01L 51/0026 (2013.01); H01L 2251/552 (2013.01); H01L 2251/558 (2013.01);
Abstract
An electroluminescent device includes a first electrode and a second electrode facing each other, and a light emitting layer disposed between the first electrode and the second electrode, where the light emitting layer includes a first light emitting layer including a first quantum dot and a second light emitting layer including a second quantum dot and an n-type metal oxide.