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:
Mar. 14, 2023

Filed:

Nov. 24, 2020
Applicant:

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

Inventors:

Sang-Bin Lee, Paju-si, KR;

In-Sun Yoo, Paju-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3246 (2013.01); H01L 27/3223 (2013.01); H01L 27/322 (2013.01); H01L 27/3211 (2013.01);
Abstract

An electroluminescent display device includes a substrate on which a display area displaying an image and a non-display area surrounding the display area are defined; a plurality of sub-pixels disposed in the display area on the substrate and arranged along a first direction and a second direction; a plurality of dummy sub-pixels disposed in the non-display area on the substrate; and a bank disposed in the display area and the non-display area on the substrate, wherein the bank includes a first portion corresponding to the plurality of sub-pixels and a second portion corresponding to the plurality of dummy sub-pixels, and wherein a side surface of the first portion has a reverse slope and at least a part of a side surface of the second portion has a normal slope.


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