公开(公告)号：US20250089530A1

公开(公告)日：2025-03-13

申请号：US18733743

申请日：2024-06-04

Applicant: Samsung Display Co., LTD.

Inventor： Oh June KWON ,  Woo Yong SUNG ,  Seung Yong SONG

IPC: H10K59/80 ,  H10K77/10 ,  H10K102/00

Abstract: A display device includes: a substrate including a flat portion and a bending portion disposed on a side of the flat portion; a light emitting element layer disposed on the substrate and including light emitting elements disposed in the flat portion and the bending portion; and an encapsulation layer disposed over the flat portion and the bending portion and including a first inorganic encapsulation layer disposed on the light emitting element layer, an organic encapsulation layer disposed on the first inorganic encapsulation layer, and a second inorganic encapsulation layer disposed on the organic encapsulation layer. At least a portion of the organic encapsulation layer disposed in the bending portion includes a portion protruding in a direction upward from the substrate, and a maximum height of the organic encapsulation layer disposed in the bending portion is greater than a maximum height of the organic encapsulation layer disposed in the flat portion.

公开(公告)号：US20250078708A1

公开(公告)日：2025-03-06

申请号：US18636341

申请日：2024-04-16

Applicant: Samsung Display Co., LTD.

Inventor： Oh June KWON ,  Woo Yong SUNG ,  Seung Yong SONG

IPC: G09G3/00 ,  G06F3/041 ,  G09G3/3208

Abstract: A display device includes a display panel including a folding area, and a display driving circuit which drives image display pixels of the display panel, where the display panel includes a display layer, in which the image display pixels are disposed, an elasticity control layer disposed on the display layer and having an area corresponding to the area of the folding area, and a touch sensing unit disposed on the elasticity control layer to detect a user's touch.

公开(公告)号：US20250040375A1

公开(公告)日：2025-01-30

申请号：US18779082

申请日：2024-07-22

Applicant: Samsung Display Co., Ltd.

Inventor： Hwi KIM ,  Hye Jin GWARK ,  Jae Ik KIM ,  Jung Sun PARK ,  Seung Yong SONG ,  Duck Jung LEE ,  Yeon Hwa LEE ,  Joon Gu LEE

IPC: H10K59/131 ,  H01L27/12 ,  H10K59/12 ,  H10K59/121 ,  H10K59/88 ,  H10K71/60

Abstract: A display device may include: a connection pattern and a dummy pattern disposed to be spaced apart from each other on a substrate; a via layer on the substrate; a pixel electrode on the via layer and electrically connected to the connection pattern; a light emitting layer disposed on the pixel electrode; a control layer disposed on the light emitting layer; and a common electrode disposed on the control layer. The dummy pattern may include a first conductive layer, a second conductive layer, a third conductive layer, a fourth conductive layer, and a fifth conductive layer sequentially disposed. The first conductive layer, the third conductive layer, and the fifth conductive layer may include the same material. The second conductive layer and the fourth conductive layer may include the same material. The first, third, fifth conductive layers and the second and fourth conductive layers may include different materials.

公开(公告)号：US20250031552A1

公开(公告)日：2025-01-23

申请号：US18584297

申请日：2024-02-22

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Seok LEE ,  Woo Yong SUNG ,  Hee Jun YANG ,  Seung Yong SONG

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

Abstract: A display device includes a first pixel electrode disposed on a substrate; a pixel defining layer disposed on the substrate and exposing the first pixel electrode; a first light emitting layer disposed on the first pixel electrode; a first common electrode disposed on the first light emitting layer; a first bank layer disposed on the pixel defining layer; a second bank layer disposed on the first bank layer and having side surfaces protruding more than side surfaces of the first bank layer; a first inorganic layer disposed on the first common electrode and the second bank layer and spaced apart from an upper surface of the second bank layer; and a first filler disposed between the second bank layer and the first inorganic layer and including a material different from a material of the first light emitting layer.

公开(公告)号：US20240237486A9

公开(公告)日：2024-07-11

申请号：US18224734

申请日：2023-07-21

Applicant: Samsung Display Co., LTD.

Inventor： Woo Yong SUNG ,  Seung Yong SONG ,  Jeong Seok LEE

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/121 ,  H10K59/122 ,  H10K59/131 ,  H10K71/20

CPC classification number: H10K59/873 ,  H10K59/1201 ,  H10K59/1213 ,  H10K59/122 ,  H10K59/131 ,  H10K71/231

Abstract: A display device includes a substrate including a display area and a non-display area; a light-emitting array layer; an encapsulation structure; pads disposed in a pad area which is a part of the non-display area on the substrate; a dam structure disposed in the non-display area on the substrate and surrounding an edge of the display area; an encapsulation auxiliary structure corresponding to another part of the non-display area except the pad area, surrounding a part of an edge of the display area, and disposed between the dam structure and an edge of the substrate; and a first multilayer disposed between the substrate and each of the dam structure and the encapsulation auxiliary structure, and including an undercut structure by two or more different metal materials which are stacked.

公开(公告)号：US20230083430A1

公开(公告)日：2023-03-16

申请号：US17745271

申请日：2022-05-16

Applicant: Samsung Display Co., LTD.

Inventor： Jin Ho HYUN ,  Hee Chang YOON ,  Hyoung Sub LEE ,  Hye Min LEE ,  Woo Yong SUNG ,  Seung Yong SONG

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display device includes a substrate which includes a base part and a protruding pattern which protrudes from the base part, a pixel electrode which is on the protruding pattern, a pixel defining layer which is d on the pixel electrode and exposes the pixel electrode, a light emitting layer which is on the pixel electrode exposed by the pixel defining layer, a common electrode which is on the light emitting layer, a first inorganic encapsulation layer which is on the common electrode, a second inorganic encapsulation layer which is on the first inorganic encapsulation layer, and an overcoat layer which is on the second inorganic encapsulation layer. The pixel defining layer defines a light emitting area, and the first inorganic encapsulation layer and the second inorganic encapsulation layer are in direct contact with each other in the light emitting area.

公开(公告)号：US20210376301A1

公开(公告)日：2021-12-02

申请号：US17198119

申请日：2021-03-10

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Sik KIM ,  Jae Ik KIM ,  Jung Sun PARK ,  Seung Yong SONG ,  Duck Jung LEE ,  Yeon Hwa LEE ,  Joon Gu LEE ,  Kyu Hwan HWANG

IPC: H01L51/56 ,  H01L51/52

Abstract: A display device may include a first electrode, a second electrode, an emission layer, an intervening layer, and a first encapsulation layer. The second electrode may overlap the first electrode. The emission layer may be disposed between the first electrode and the second electrode, may overlap the first electrode, and may include a light emitting material. The intervening layer may directly contact the second electrode, may be spaced from each of the first electrode and the emission layer, and may include a fluorine compound. A first section of the first encapsulation layer may overlap the emission layer. The intervening layer may be positioned between the second electrode and a second section of the first encapsulation layer.