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:
Jul. 26, 2022

Filed:

Dec. 20, 2019
Applicant:

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

Inventors:

Wooram Youn, Paju-si, KR;

Jang Jo, Paju-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/52 (2006.01); H01L 27/32 (2006.01); G02B 27/01 (2006.01); G06F 1/16 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5271 (2013.01); H01L 27/322 (2013.01); H01L 27/3209 (2013.01); H01L 27/3211 (2013.01); H01L 27/3246 (2013.01); H01L 27/3248 (2013.01); G02B 27/0172 (2013.01); G02B 2027/0112 (2013.01); G06F 1/163 (2013.01); H01L 2251/5315 (2013.01);
Abstract

A display device is disclosed. The display device includes a substrate provided with a plurality of subpixels including a first light emitting area and a second light emitting area, a first electrode in the first light emitting area of each of the plurality of subpixels on the substrate, a first light emitting layer provided on the first electrode, a second electrode provided on the first light emitting layer, a second light emitting layer provided on the second electrode, a third electrode provided on the second light emitting layer, and a light guide structure provided between the substrate and the first electrode, guiding light emitted from the first light emitting layer to be emitted to the second light emitting area.


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