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:
Mar. 12, 2019
Filed:
Jan. 29, 2016
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Doosan Corporation, Seoul, KR;
Myeong-Suk Kim, Yongin-si, KR;
Sung-Wook Kim, Yongin-si, KR;
Hwan-Hee Cho, Yongin-si, KR;
Sang-Woo Lee, Yongin-si, KR;
Chang-Woong Chu, Yongin-si, KR;
Tae-Hyung Kim, Seoul, KR;
Ho-Cheol Park, Seoul, KR;
Chang-Jun Lee, Seoul, KR;
Young-Bae Kim, Seoul, KR;
Hoe-Moon Kim, Seoul, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Doosan Corporation, Seoul, KR;
Abstract
An organic light-emitting device includes: a first electrode; a second electrode opposite the first electrode; an emission layer between the first electrode and the second electrode; a hole transport region between the first electrode and the emission layer; and an electron transport region between the emission layer and the second electrode, the electron transport region including an electron control layer, wherein the hole transport region includes at least one compound selected from a first compound represented by Formula 1 and a second compound represented by Formula 2, and the electron control layer includes a third compound represented by Formula 3: