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. 30, 2024

Filed:

Nov. 10, 2021
Applicant:

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

Inventors:

Seong Hwan Hwang, Paju-si, KR;

Byeong Uk Gang, Paju-si, KR;

Mun Chae Yoon, Paju-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/3275 (2016.01); G09G 3/3258 (2016.01); H10K 59/124 (2023.01); H10K 59/131 (2023.01);
U.S. Cl.
CPC ...
G09G 3/3275 (2013.01); G09G 3/3258 (2013.01); H10K 59/124 (2023.02); H10K 59/131 (2023.02); G09G 2300/0876 (2013.01);
Abstract

A display panel includes a first metal layer; a first insulating layer covering the first metal layer; a semiconductor layer disposed on the first insulating layer; a second insulating layer disposed on the first insulating layer to cover the semiconductor layer; and a second metal layer disposed on the second insulating layer, wherein the first metal layer comprises a bottom gate electrode of a driving element, wherein the second metal layer comprises a top gate electrode of the driving element connected to the bottom gate electrode through a first contact hole penetrating the second insulating layer and the first insulating layer, wherein the semiconductor layer comprises a semiconductor channel of the driving element overlapping with the top gate electrode and the bottom gate electrode.


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