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.

Date of Patent:
Jun. 16, 2015

Filed:

Aug. 28, 2012
Applicants:

O-hyun Kwon, Yongin-si, KR;

Dong-woo Shin, Yongin-si, KR;

Kyul Han, Yongin-si, KR;

Seul-ong Kim, Yongin-si, KR;

Inventors:

O-Hyun Kwon, Yongin-si, KR;

Dong-Woo Shin, Yongin-si, KR;

Kyul Han, Yongin-si, KR;

Seul-Ong Kim, Yongin-si, KR;

Assignee:

Samsung Display Co., Ltd., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/72 (2006.01); H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3211 (2013.01); H01L 51/002 (2013.01); H01L 2251/308 (2013.01); H01L 51/5004 (2013.01); H01L 51/5024 (2013.01); H01L 51/5265 (2013.01);
Abstract

An organic light-emitting device includes a substrate; a first electrode layer and a second electrode layer on the substrate, in parallel to the substrate, and facing each other; an emission layer between the first electrode layer and the second electrode layer, where the emission layer includes a first emission region, a second emission region, and a third emission region, where the emission layer includes a first common emission layer in the first emission region, the second emission region, and the third emission region; a second emission layer in the second emission region between the first common emission layer and the second electrode layer; and a third emission layer in the third emission region between the first common emission layer and the second electrode layer, and where the first common emission layer includes a first host, a first dopant, and a p-type dopant.


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