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.
Patent No.:
Date of Patent:
Apr. 21, 2025
Filed:
Oct. 31, 2021
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10K 59/131 (2022.12); H10K 50/814 (2022.12); H10K 50/818 (2022.12); H10K 50/824 (2022.12);
U.S. Cl.
CPC ...
H10K 59/131 (2023.01); H10K 50/814 (2023.01); H10K 50/818 (2023.01); H10K 50/824 (2023.01);
Abstract
An electroluminescence display device comprises a substrate including a pixel area having a light emitting portion and a non-light emitting portion adjacent to the light emitting portion; a first electrode in the light emitting portion of the pixel area; an auxiliary electrode in the non-light emitting portion of the pixel area and spaced apart from the first electrode; a light emitting layer on the first electrode; a second electrode on the light emitting layer in the pixel area and connected to the light emitting layer; and an auxiliary power electrode below the first electrode and electrically connected with the auxiliary electrode.