公开(公告)号：US20240423022A1

公开(公告)日：2024-12-19

申请号：US18430671

申请日：2024-02-02

Applicant: Samsung Display Co., LTD.

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

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/124 ,  H10K71/60

Abstract: A display device comprises a first pixel electrode disposed on a substrate in a first emission area, a second pixel electrode disposed on the substrate in a second emission area, an insulating layer covering edges of an upper surface of each of the first and second pixel electrodes, a first light emitting layer disposed on the first pixel electrode and the insulating layer, a first common electrode disposed on the first light emitting layer, a first bank disposed on the insulating layer, a second bank disposed on the first bank and including tips that protrude from side surfaces of the first bank toward each of the first and second emission areas, a first residual inorganic layer disposed on lower surfaces of the tips of the second bank adjacent to the second emission area, and a first oxide layer covering a lower surface of the first residual inorganic 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：US20240047615A1

公开(公告)日：2024-02-08

申请号：US18144309

申请日：2023-05-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Woo Yong SUNG ,  Jeongseok LEE ,  Seungyong SONG

IPC: H01L33/38 ,  H01L33/62

CPC classification number: H01L33/382 ,  H01L33/62 ,  H01L2933/0016 ,  H01L2933/0066

Abstract: A display device includes a substrate. A lower electrode is disposed on the substrate. A metal layer is disposed on the substrate and exposes at least a portion of the lower electrode. A light emitting layer is disposed on the lower electrode and the metal layer. An upper electrode is disposed on the light emitting layer. An insulating layer is disposed on the upper electrode.

公开(公告)号：US20230409083A1

公开(公告)日：2023-12-21

申请号：US18302950

申请日：2023-04-19

Applicant: Samsung Display Co., LTD.

Inventor： Seung Wook KWON ,  Se Hoon JEONG ,  Woo Yong SUNG

IPC: G06F1/16 ,  C09D183/08 ,  B32B17/10

CPC classification number: G06F1/1652 ,  C09D183/08 ,  B32B17/1055 ,  B32B17/10256 ,  B32B17/10146 ,  G06F2200/16

Abstract: A display device includes a display panel, an organic layer disposed on a surface of the display panel, a polysilazane layer disposed on the organic layer and including a spaced region, and a resin layer disposed in the spaced region of the polysilazane layer. An elastic modulus of the resin layer is lower than an elastic modulus of the polysilazane layer.

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：US20220415985A1

公开(公告)日：2022-12-29

申请号：US17903003

申请日：2022-09-05

Applicant: Samsung Display Co., LTD.

Inventor： Jae Sik KIM ,  Woo Yong SUNG ,  Byoung Kwon CHOO

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/56

Abstract: A display device includes: a substrate; an inorganic insulating layer disposed on the substrate; a conductor disposed on the inorganic insulating layer; and an organic insulating layer disposed on the conductor, where an opening is defined through the organic insulating layer to expose a part of the upper surface of the conductor, and at least one material selected from a siloxane, a thiol, a phosphate, a disulfide including a sulfur series, and an amine is bonded on the part of the upper surface of the conductor exposed through the opening.

公开(公告)号：US20220029129A1

公开(公告)日：2022-01-27

申请号：US17336873

申请日：2021-06-02

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Seok LEE ,  Seung Wook KWON ,  Jae Sik KIM ,  Woo Yong SUNG ,  Seo Yeon LEE ,  Ung-Soo LEE ,  Se Hoon JEONG ,  Seung Gun CHAE ,  Seung-Yeon CHAE

IPC: H01L51/52 ,  H01L51/00

Abstract: A display device includes a substrate and a protection film disposed on a rear side of the substrate. The substrate includes a first portion including a display area and having a first width, and a second portion extending from the first portion and having a second width narrower than the first width. The protection film includes a cavity at a border portion of the first portion and the second portion of the substrate.

公开(公告)号：US20210408109A1

公开(公告)日：2021-12-30

申请号：US17347046

申请日：2021-06-14

Applicant: Samsung Display Co., LTD.

Inventor： Dae Hwan JANG ,  Woo Yong SUNG ,  Jin Ho CHO

IPC: H01L27/15 ,  H01L33/50 ,  H01L33/52 ,  H01L33/62 ,  H01L23/498

Abstract: A display device includes a substrate comprising a display part, a pad part, and a bending part between the display part and the pad part, a display layer disposed on a first surface of the display part and comprising pixels, a pad electrode disposed on a first surface of the pad part, and a metal layer disposed on a second surface of the display part and on a second surface of the pad part. The second surface of the display part is opposite to the first surface of the display part, and the second surface of the pad part is opposite to the first surface of the pad part. A thickness of the bending part is smaller than at least one of a thickness of the display part and a thickness of the pad part. A planar shape of the bending part is determined by the metal layer.

公开(公告)号：US20150378206A1

公开(公告)日：2015-12-31

申请号：US14526290

申请日：2014-10-28

Applicant: Samsung Display Co., Ltd.

Inventor： Woo Yong SUNG ,  A Ram LEE ,  Tae Woon CHA

IPC: G02F1/1333 ,  G02F1/1341 ,  G02F1/1368 ,  H01L27/12 ,  H01L21/02

CPC classification number: G02F1/133305 ,  G02F1/133345 ,  G02F1/133377 ,  G02F1/1341 ,  H01L27/1248 ,  H01L27/1259

Abstract: A display device includes: an insulation substrate including a plurality of pixel areas; a thin film transistor provided on the insulation substrate; a pixel electrode connected to the thin film transistor; a liquid crystal layer filling a microcavity; a common electrode provided on the liquid crystal layer and separated from the pixel electrode by the microcavity; a roof layer provided on the common electrode; an injection hole formed on the common electrode and the roof layer to expose part of the microcavity; an overcoat formed on the roof layer to cover the injection hole and seal the microcavity; and a passivation layer provided on the overcoat, wherein the passivation layer includes an inorganic layers.

Abstract translation: 显示装置包括：绝缘基板，包括多个像素区域; 设置在所述绝缘基板上的薄膜晶体管; 连接到薄膜晶体管的像素电极; 填充微腔的液晶层; 设置在液晶层上并通过微腔与像素电极分离的公共电极; 设置在公共电极上的屋顶层; 形成在所述公共电极和所述屋顶层上以暴露所述微腔的一部分的注入孔; 在屋顶层上形成覆盖注射孔并密封微腔的外涂层; 以及设置在外涂层上的钝化层，其中钝化层包括无机层。

公开(公告)号：US20150234215A1

公开(公告)日：2015-08-20

申请号：US14459463

申请日：2014-08-14

Applicant: Samsung Display Co., Ltd.

Inventor： Si Kwang KIM ,  Tae Gyun KIM ,  Hyoung Sub LEE ,  Woo Yong SUNG ,  Tae Woon CHA ,  Sang Gun CHOI

IPC: G02F1/1341 ,  G02F1/1337 ,  G02F1/1333 ,  G02F1/1368 ,  G02F1/1335

CPC classification number: G02F1/1341 ,  G02F1/133377 ,  G02F1/133512 ,  G02F1/1337 ,  G02F1/13394 ,  G02F1/136209

Abstract: Provided is a display device capable of preventing a liquid crystal from being left outside a microcavity. The display device includes: a substrate; a pixel electrode formed on the substrate; a roof layer formed on the pixel electrode so as to be spaced apart from the pixel electrode with a plurality of microcavities therebetween; a light blocking member positioned between two microcavities of the plurality of microcavities, overlapping with a first edge of one microcavity of the two microcavities, and not overlapping with a second edge of the other microcavity; an injection hole exposing a part of the microcavity; a liquid crystal layer filling the microcavity; and an encapsulation layer formed on the roof layer so as to cover the injection hole to seal the microcavity.

Abstract translation: 提供了能够防止液晶离开微腔的显示装置。 显示装置包括：基板; 形成在所述基板上的像素电极; 形成在所述像素电极上以与所述像素电极间隔开的屋顶层，其间具有多个微腔; 定位在所述多个微腔的两个微腔之间的遮光构件，与所述两个微腔的一个微腔的第一边缘重叠，并且不与所述另一微腔的第二边缘重叠; 暴露所述微腔的一部分的注入孔; 填充微腔的液晶层; 以及形成在屋顶层上以封闭注射孔以密封微腔的封装层。