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:
Sep. 07, 2021
Filed:
Nov. 30, 2018
Samsung Display Co., Ltd., Yongin-si, KR;
Yoonhyeung Cho, Yongin-si, KR;
Hyungseok Jang, Hwaseong-si, KR;
Dongchan Kim, Gunpo-si, KR;
Wonjong Kim, Suwon-si, KR;
Jiyoung Moon, Gwangju-si, KR;
Yeongrong Park, Osan-si, KR;
Dongkyu Seo, Suwon-si, KR;
Myungchul Yeo, Asan-si, KR;
Jihye Lee, Incheon, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
Disclosed is an organic light-emitting diode device including: a first electrode; a second electrode disposed opposite to the first electrode; m light-emitting units (where m is an integer of 2 or more) disposed between the first electrode and the second electrode, and including at least one light-emitting layer; and m-1 charge generation layers each interposed between two adjacent light-emitting units of the m light-emitting units; wherein at least one of the m-1 charge generation layers includes a compound for a charge generation layer, which includes a boron-containing compound bonded to a metal halide by a one-electron sigma bond.