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:
Sep. 05, 2017

Filed:

Jul. 20, 2015
Applicant:

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

Inventors:

Jihoon Seo, Suwon-si, KR;

Sungjun Bae, Suwon-si, KR;

Hyundo Jin, Yongin-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5004 (2013.01); H01L 51/508 (2013.01); H01L 51/5068 (2013.01); H01L 51/5072 (2013.01); H01L 51/5084 (2013.01); H01L 51/5096 (2013.01); H01L 51/5012 (2013.01); H01L 51/5092 (2013.01);
Abstract

An organic light-emitting diode includes: a first electrode layer disposed on a base substrate; a second electrode layer disposed above the first electrode, and opposed to the first electrode; a emitting layer disposed between the first electrode layer and the second electrode layer, and including an inorganic material; a hole transport region disposed between the emitting layer and the first electrode layer; a first electron transport region disposed between the emitting layer and the second electrode layer; a interlayer disposed between the emitting layer and the first electron transport region, and having a lowest unoccupied molecular orbital (LUMO) energy level higher than that of the second electron transport region; and a second electron transport region disposed between the emitting layer and the interlayer, and contacting the emitting layer.


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