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:
Feb. 20, 2018

Filed:

Oct. 17, 2016
Applicant:

Lg Display Co., Ltd., Seoul, KR;

Inventors:

ARyoung Lee, Seoul, KR;

KiSoub Yang, Paju-si, KR;

HwangUn Seo, Paju-si, KR;

YuRi Koh, Seoul, KR;

Jihyun Lee, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 35/24 (2006.01); H01L 27/32 (2006.01); H01L 51/52 (2006.01); H01L 27/12 (2006.01); G09G 3/3258 (2016.01); G09G 3/3266 (2016.01); G09G 3/3291 (2016.01);
U.S. Cl.
CPC ...
H01L 27/3246 (2013.01); G09G 3/3258 (2013.01); G09G 3/3266 (2013.01); G09G 3/3291 (2013.01); H01L 27/1251 (2013.01); H01L 27/3248 (2013.01); H01L 27/3258 (2013.01); H01L 51/5203 (2013.01); H01L 51/5206 (2013.01); H01L 51/5209 (2013.01); H01L 51/5215 (2013.01); G09G 2300/0809 (2013.01); G09G 2300/0842 (2013.01);
Abstract

Disclosed is an organic light emitting device, (OLED) comprising a substrate on which a driving transistor is formed, a bank formed on the substrate providing a boundary for a pixel region, a first electrode formed on the substrate and electrically connected with the driving transistor, the first electrode comprising a first and second cross sectional area both oriented in a direction perpendicular to a vertical direction of the substrate, the first area adjacent to the bank, the second area surrounded by the first area, an organic layer formed on the first electrode within the boundary provided by the bank, and a second electrode formed on the organic layer, wherein during operation of the OLED a first electric field between the first area of the first electrode and the second electrode is greater than a second electric field between the second area of the first electrode and the second electrode.


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