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. 28, 2026

Filed:

Jan. 04, 2022
Applicant:

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

Inventors:

Kwang Soo Lee, Gwangmyeong-si, KR;

Seul Ki Kim, Incheon, KR;

Seung Rae Kim, Cheonan-si, KR;

Jae Hyun Lee, Gwacheon-si, KR;

Seung Ha Choi, Hwaseong-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/12 (2023.01); H10K 59/121 (2023.01); H10K 59/35 (2023.01);
U.S. Cl.
CPC ...
H10K 59/1213 (2023.02); H10K 59/353 (2023.02); H10K 59/12 (2023.02);
Abstract

Provided is a display device which comprises a substrate, a first insulating layer disposed on the substrate, a semiconductor layer disposed on the first insulating layer, wherein the semiconductor layer includes an active pattern, a second insulating layer disposed on the semiconductor layer, and a first conductive layer disposed on the second insulating layer. The display device further comprises a gate electrode and source/drain electrodes composed of the same conductive layer, and comprises a semiconductor layer having reduced resistance against an electrical signal applied to the transistor. Thus, reliability of the display device is improved due to the decrease in the resistance of the semiconductor layer.


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