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:
Mar. 04, 2025
Filed:
Dec. 17, 2021
Samsung Display Co., Ltd., Yongin-si, KR;
Suyeon Yun, Yongin-si, KR;
Okkyung Park, Yongin-si, KR;
SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;
Abstract
A display device includes: a substrate including an opening area, a display area, and a non-display area arranged between the opening area and the display area; a first thin-film transistor arranged on the substrate and including a first semiconductor layer including a silicon semiconductor; a first insulating layer covering the first semiconductor layer and defining a lower contact hole overlapping the non-display area, a second thin-film transistor arranged on the first insulating layer and including a second semiconductor layer including an oxide semiconductor; a second insulating layer covering the second semiconductor layer and defining an upper contact hole overlapping the lower contact hole; a display element overlapping the display area, a lower conductive layer overlapping the lower contact hole; and an upper conductive layer arranged on the second insulating layer and connected to the lower conductive layer through the lower contact hole and the upper contact hole.