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:
Feb. 06, 2018
Filed:
Sep. 04, 2013
Applicant:
Samsung Display Co., Ltd., Yongin, Gyeonggi-do, KR;
Inventors:
Hwan-Hee Cho, Yongin, KR;
Mi-Kyung Kim, Yongin, KR;
Dae-Yup Shin, Yongin, KR;
Se-Hun Kim, Yongin, KR;
Kwan-Hee Lee, Yongin, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); C09K 11/06 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0071 (2013.01); C09K 11/06 (2013.01); H01L 51/006 (2013.01); H01L 51/0058 (2013.01); H01L 51/0061 (2013.01); H01L 51/0072 (2013.01); H01L 51/0085 (2013.01); H01L 51/5012 (2013.01); H01L 51/5056 (2013.01); H01L 2251/308 (2013.01);
Abstract
An organic light-emitting diode including a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode. The organic layerincludes an emission layer with at least one light-emitting material, and a region between the first electrode and the emission layer with at least one hole transport material. The light-emitting material is represented by Formula 1 and the hole transport material is represented by one of Formulae 2 to 4: