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:
Jun. 16, 2026
Filed:
Sep. 21, 2023
Samsung Display Co., Ltd., Yongin-si, KR;
SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;
Abstract
A display device includes a first pixel electrode disposed on a substrate; an inorganic insulating layer disposed on the substrate; a bank structure disposed on the inorganic insulating layer and including a first opening, which overlap with the first pixel electrode; a first light-emitting layer disposed on the first pixel electrode; and a first common electrode disposed on the first light-emitting layer. The bank structure includes a first bank layer, which is disposed directly on the inorganic insulating layer and includes MoTaOx, a second bank layer, which is disposed on the first bank layer and includes MoTaOx, and a third bank layer, which is disposed between the first bank layer and the second bank layer and includes copper (Cu). The second bank layer includes tips, which protrude beyond the third bank layer, on a sidewall of the first opening, and the first and second bank layers include different Ta contents.