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:
Jan. 10, 2023

Filed:

Aug. 28, 2020
Applicant:

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

Inventors:

Dongmin Sim, Paju-si, KR;

Hyekyung Choi, Seoul, KR;

Wonhoe Koo, Goyang-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/52 (2006.01); H01L 27/32 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5218 (2013.01); H01L 27/3211 (2013.01); H01L 27/3246 (2013.01); H01L 27/3258 (2013.01); H01L 51/5265 (2013.01); H01L 51/5271 (2013.01); H01L 2251/5315 (2013.01);
Abstract

A light emitting display apparatus includes a substrate including a plurality of sub-pixels; an overcoating layer on the substrate and having a base portion and a protrusion portion; a first electrode disposed to cover a side portion of the protrusion portion and the base portion at the plurality of sub-pixels; a bank layer covering a portion of the first electrode and the overcoating layer; and a light emitting layer and a second electrode on the first electrode and the bank layer at the plurality of sub-pixels. The first electrode includes a reflective layer and a transparent conductive layer on the reflective layer, the transparent conductive layer includes a first portion on the base portion and a second portion on a side surface of the protrusion portion, and a thickness of the second portion is greater than a thickness of the first portion.


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