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. 01, 2020

Filed:

Jul. 30, 2018
Applicant:

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

Inventors:

WonJin Choi, Seoul, KR;

GeeSung Chae, Incheon, KR;

JiGon Kim, Anyang-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/52 (2006.01); H01L 27/32 (2006.01); G06F 3/044 (2006.01); G06F 3/041 (2006.01); G02B 5/02 (2006.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5271 (2013.01); G06F 3/041 (2013.01); G06F 3/044 (2013.01); H01L 27/323 (2013.01); H01L 27/3246 (2013.01); H01L 51/5268 (2013.01); H01L 51/5281 (2013.01); G02B 5/0242 (2013.01); G02B 5/30 (2013.01); H01L 51/5253 (2013.01);
Abstract

Disclosed herein is an electroluminescent display device. The electroluminescent display device includes: a substrate; a plurality of anodes disposed on the substrate; a bank disposed over the substrate and the plurality of anodes, the bank comprising a plurality of openings each exposing a part of the respective anodes, and one or more holes formed between the openings; a plurality of emission layers on each of the anodes; and a plurality of cathodes on each of the emission layers. It is possible to suppress the color mixing occurring when light emitted from a electroluminescent element is reflected to another emission area for representing a different color rather than its emission area.


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