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:
Dec. 16, 2025

Filed:

Oct. 24, 2023
Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Hyo Jung Kim, Yongin-si, KR;

Seung Bo Shim, Yongin-si, KR;

Min Ji Baek, Yongin-si, KR;

Hye Sun Sung, Yongin-si, KR;

Ji Hyeon Son, Yongin-si, KR;

Jeong Yong Lee, Yongin-si, KR;

Assignee:

Samsung Display Co., LTD., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2016.01); H01L 25/075 (2006.01); H01L 25/16 (2023.01); H10D 86/40 (2025.01); H10D 86/60 (2025.01); H10H 20/831 (2025.01); H10H 20/857 (2025.01); H10H 20/01 (2025.01);
U.S. Cl.
CPC ...
G09G 3/32 (2013.01); H01L 25/0753 (2013.01); H01L 25/167 (2013.01); H10D 86/431 (2025.01); H10D 86/60 (2025.01); H10H 20/8312 (2025.01); H10H 20/857 (2025.01); G09G 2320/0247 (2013.01); G09G 2320/0257 (2013.01); H10H 20/032 (2025.01);
Abstract

A display device includes a first layer disposed on a base layer and including a first gate electrode, a first gate insulating layer, and an active layer, and a second layer disposed on the first layer and including a second gate electrode, a second gate insulating layer, and the active layer. The first layer and the second layer share the active layer. The first gate insulating layer has a first dielectric constant, and the second gate insulating layer has a second dielectric constant. The first dielectric constant and the second dielectric constant are different from each other.


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