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. 11, 2016
Filed:
Aug. 22, 2012
Hwan-hee Cho, Yongin-si, KR;
Moon-jae Lee, Yongin-si, KR;
Ji-hyun Seo, Yongin-si, KR;
Jae-hyun Kwak, Yongin-si, KR;
Young-ho Park, Yongin-si, KR;
Chang-woong Chu, Yongin-si, KR;
Mi-kyung Kim, Yongin-si, KR;
Kwan-hee Lee, Yongin-si, KR;
Hwan-Hee Cho, Yongin-si, KR;
Moon-Jae Lee, Yongin-si, KR;
Ji-Hyun Seo, Yongin-si, KR;
Jae-Hyun Kwak, Yongin-si, KR;
Young-Ho Park, Yongin-si, KR;
Chang-Woong Chu, Yongin-si, KR;
Mi-Kyung Kim, Yongin-si, KR;
Kwan-Hee Lee, Yongin-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, a phosphorescent emission layer between the first electrode and the second electrode, and an electron transport layer between the phosphorescent emission layer and the second electrode. The phosphorescent emission layer includes a compound represented by one of Formulae 1a to 1c, and the electron transport layer includes a metal-containing compound and a compound represented by Formula 2.