公开(公告)号：US20240372045A1

公开(公告)日：2024-11-07

申请号：US18421690

申请日：2024-01-24

Applicant: Samsung Display Co., LTD.

Inventor： Kyeong Woo JANG ,  Se Wan SON ,  Sung Ho KIM ,  Min Woo WOO ,  Seung Hyun LEE ,  Wang Woo LEE ,  Ji Seon LEE ,  Sug Woo JUNG ,  Hye Ri CHO

IPC: H01L33/54 ,  H01L25/075

Abstract: A display device includes a substrate including a display area surrounded by a non-display area, a bank structure disposed on the substrate in the display area and including a plurality of openings, a plurality of light emitting elements disposed in the openings, a first dam disposed on the substrate in the non-display area and spaced apart from the bank structure, and a second dam spaced apart from the first dam in the non-display area, wherein the bank structure includes a first bank layer and a second bank layer disposed on the first bank layer, wherein the first dam includes a first sub-dam structure and a second sub-dam structure disposed on the first sub-dam structure, and the second bank layer includes tips protruding from sidewalls of the first bank layer, and the second sub-dam structure includes tips protruding from sidewalls of the first sub-dam structure.