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:
Jun. 24, 2025

Filed:

Jun. 11, 2021
Applicant:

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

Inventors:

Seung Ho Heo, Paju-si, KR;

Chung Hoon Lee, Paju-si, KR;

Dong Hyun Lee, Incheon, KR;

Dong Min Jang, Incheon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/35 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01); H10K 59/122 (2023.01); H10K 59/80 (2023.01); H01L 27/32 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H10K 59/353 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/171 (2023.02); H10K 59/122 (2023.02); H10K 59/8723 (2023.02); H10K 59/80522 (2023.02);
Abstract

Disclosed is a light emitting display device which may prevent or at least reduce lateral leakage current. The light emitting display device includes a substrate comprising a plurality of first to third subpixels arranged to neighbor one another, each of the first to third subpixels comprising an emission part and a non-emission part to surround the emission part; a bank at the non-emission parts; first electrodes covered with the bank and respectively at the first to third subpixels to expose the respective emission parts; a first spacer structure having an inversed tapered shape configured to surround at least one side of each of the emission parts of the first to third subpixels on the bank; a common layer structure located on the first electrodes and the first spacer structure and disconnected at an edge of the first spacer structure; and a second electrode on the common layer structure.


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