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:
Jul. 30, 2019
Filed:
Jun. 11, 2015
Applicant:
Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;
Inventors:
Dong Chan Kim, Hwaseong-si, KR;
Won Jong Kim, Suwon-si, KR;
Eung Do Kim, Seoul, KR;
Dong Kyu Seo, Suwon-si, KR;
Da Hea Im, Incheon, KR;
Sang Hoon Yim, Suwon-si, KR;
Chang Woong Chu, Hwaseong-si, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., Yongin, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5088 (2013.01); H01L 51/0059 (2013.01); H01L 51/0073 (2013.01); H01L 51/0074 (2013.01); H01L 51/5265 (2013.01);
Abstract
An organic light emitting diode, including a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and a hole injection layer between the first electrode and the emission layer, the hole injection layer including a dipole material including a first component and a second component that have different polarities.