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:
Sep. 09, 2025
Filed:
Aug. 29, 2022
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG Display Co., Ltd., , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/08 (2006.01); H10K 59/121 (2023.01); H10K 59/126 (2023.01); H10K 59/131 (2023.01); H10D 30/67 (2025.01); H10D 86/40 (2025.01); H10D 86/60 (2025.01);
U.S. Cl.
CPC ...
H10K 59/131 (2023.02); H10K 59/1213 (2023.02); H10K 59/1216 (2023.02); H10K 59/126 (2023.02); H10D 30/6723 (2025.01); H10D 30/6755 (2025.01); H10D 86/423 (2025.01); H10D 86/481 (2025.01); H10D 86/60 (2025.01);
Abstract
A display device includes a substrate, a first conductive layer on the substrate, a buffer layer on the first conductive layer, a first semiconductor layer on the buffer layer, a gate insulating layer on the first semiconductor layer and the buffer layer and a second conductive layer on the gate insulating layer, wherein the second conductive layer is in contact with the first conductive layer and the first semiconductor layer through a first contact hole on the buffer layer and the gate insulating layer.