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:
Jan. 07, 2025
Filed:
Apr. 07, 2023
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Yong Wook Kim, Yongin-si, KR;
Eun Joo Jang, Suwon-si, KR;
Hyo Sook Jang, Suwon-si, KR;
Soo Kyung Kwon, Suwon-si, KR;
Seon-Yeong Kim, Suwon-si, KR;
Ji-Yeong Kim, Suwon-si, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/88 (2006.01); C09K 11/02 (2006.01); C09K 11/08 (2006.01); C09K 11/56 (2006.01); F21V 8/00 (2006.01); G02F 1/13357 (2006.01); H10K 59/12 (2023.01); H10K 59/38 (2023.01); B82Y 20/00 (2011.01); B82Y 40/00 (2011.01);
U.S. Cl.
CPC ...
C09K 11/883 (2013.01); C09K 11/025 (2013.01); C09K 11/0805 (2013.01); C09K 11/562 (2013.01); C09K 11/88 (2013.01); G02B 6/005 (2013.01); G02F 1/133617 (2013.01); H10K 59/12 (2023.02); H10K 59/38 (2023.02); B82Y 20/00 (2013.01); B82Y 40/00 (2013.01);
Abstract
A cadmium free quantum dot includes zinc, tellurium, and selenium, and lithium. A full width at half maximum of a maximum luminescent peak of the cadmium free quantum dot is less than or equal to about 50 nanometers and the cadmium free quantum dot has a quantum efficiency of greater than 1%.