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. 06, 2015
Filed:
Apr. 13, 2007
Applicants:
Kyung-hoon Choi, Suwon-si, KR;
Kwan-hee Lee, Suwon-si, KR;
Min-seung Chun, Suwon-si, KR;
Choon-woo Lim, Suwon-si, KR;
Inventors:
Kyung-Hoon Choi, Suwon-si, KR;
Kwan-Hee Lee, Suwon-si, KR;
Min-Seung Chun, Suwon-si, KR;
Choon-Woo Lim, Suwon-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/00 (2006.01); C09K 11/06 (2006.01); H05B 33/14 (2006.01);
U.S. Cl.
CPC ...
C09K 11/06 (2013.01); H05B 33/14 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/1033 (2013.01); C09K 2211/1037 (2013.01); C09K 2211/187 (2013.01); C09K 2211/188 (2013.01);
Abstract
Organic light emitting diodes (OLEds) are provided. In one embodiment, an OLED includes a first electrode, a second electrode and an organic layer positioned between the first and second electrodes. The organic layer comprises an organic metal complex represented by the formula [M(L)], in which L is an anionic ligand, M is a metal that can be five-coordinated or six-coordinated with L, and a is an integer ranging from 2 to 4.