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:
Oct. 14, 2025
Filed:
Oct. 26, 2022
Lg Display Co., Ltd., Seoul, KR;
Sungjun Yun, Gyeonggi-do, KR;
Pilsang Yun, Gyeonggi-do, KR;
Taegyun Kim, Gyeonggi-do, KR;
Minsu Kim, Gyeonggi-do, KR;
Intak Cho, Gyeonggi-do, KR;
Isak Lee, Gyeonggi-do, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
Disclosed are a display device and a manufacturing method thereof. More particularly, a display device including a substrate, a buffer layer disposed on the substrate, an active layer disposed on the buffer layer, a gate insulating film disposed on the active layer, and a gate electrode disposed on the gate insulating film, wherein the gate insulating film includes a first portion and a second portion, wherein the first portion is closer to the active layer than the second portion and the second portion is closer to the gate electrode than the first portion, and the gate insulating film includes two or more elements having different component concentrations in the first portion and the second portion, and a manufacturing method thereof are provided to provide a transistor structure having high reliability.