公开(公告)号：US20250040404A1

公开(公告)日：2025-01-30

申请号：US18439919

申请日：2024-02-13

Applicant: Samsung Display Co., LTD.

Inventor： Che Ho LEE ,  So Yeon JEONG ,  Won Je JO ,  Jae Hyun KIM ,  Kwan Hee LEE ,  Young Seo CHOI

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/122

Abstract: A display device includes a bank including first and second bank layers each having side surfaces respectively defining bank openings corresponding to light emission areas, the second bank layer protruding further than the side surfaces of the first bank layer to define tips of the second bank layer and an upper surface at the tips, an inorganic encapsulation layer on the bank and including first and second patterns each having a body corresponding to the light emission areas and a wing portion extended from the body, the wing portions overlapping each other and spaced apart from the upper surface at the tips, the second pattern further including a connection portion which is connected to the body and the first wing portion of the second pattern and is between the first wing portion of the first pattern and the second bank layer.

公开(公告)号：US20250040351A1

公开(公告)日：2025-01-30

申请号：US18613395

申请日：2024-03-22

Applicant: Samsung Display Co., LTD.

Inventor： Che Ho LEE ,  So Yeon JEONG ,  Won Je JO

IPC: H10K59/122 ,  H10K59/80

Abstract: A display device includes a substrate including emission non-emission areas; an anode electrode on the emission area of the substrate; a pixel defining layer on the anode electrode and overlapping the non-emission area, with a first opening defined therethrough; a first bank structure on the pixel defining layer, and including at least two conductive materials, with a second opening defined therethrough; a second bank structure on the first bank structure and including at least two materials; and a first encapsulation layer on the second bank structure, where the first bank structure includes a first bank layer and a second bank layer including a first tip protruding toward a center of the first opening, the second bank structure includes a third bank layer and a fourth bank layer including a 10 second tip protruding toward a center of the second opening, and the first encapsulation layer covers the first and second tips.

公开(公告)号：US20240234651A1

公开(公告)日：2024-07-11

申请号：US18242135

申请日：2023-09-05

Applicant: Samsung Display Co., LTD.

Inventor： Won Je JO ,  Che Ho LEE

IPC: H01L33/56 ,  H01L25/075 ,  H01L25/16

CPC classification number: H01L33/56 ,  H01L25/0753 ,  H01L25/167 ,  H01L2933/005

Abstract: A display device including a substrate having a front portion, a first side portion, a second side portion, and a corner portion disposed between the first side portion and the second side portion, a plurality of light emitting elements disposed on the front portion and the corner portion and each of the plurality of light emitting elements including a first electrode, a light emitting layer and a second electrode, a first encapsulating inorganic layer disposed on the second electrode and the corner portion, a first encapsulating organic layer disposed on the first encapsulating inorganic layer and the corner portion, a second encapsulating inorganic layer disposed on the first encapsulating organic layer and the corner portion, and a second encapsulating organic layer disposed between the second electrode and the first encapsulating inorganic layer.