公开(公告)号：US10818873B2

公开(公告)日：2020-10-27

申请号：US16509614

申请日：2019-07-12

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Wook Kwon ,  Woo Yong Sung ,  Hyoung Sub Lee

IPC: H01L51/52 ,  H01L51/56 ,  H01L51/00

Abstract: A display device includes a bending area at which the display device is bendable; an organic light emitting element disposed on the substrate; an encapsulation layer covering an upper surface and a side surface of the organic light emitting element; and a bending area protection layer covering the bending area of the substrate. The upper surface of the encapsulation layer includes a nano structure defined by nano sized protrusions and depressions of the upper surface, and along the substrate, and the bending area is disposed separated from the encapsulation layer.

公开(公告)号：US09477110B2

公开(公告)日：2016-10-25

申请号：US14264939

申请日：2014-04-29

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Gyun Kim ,  Hyoung Sub Lee ,  Tae Woon Cha ,  Woo Yong Sung

IPC: G02F1/1333 ,  G02F1/1341

CPC classification number: G02F1/133377 ,  G02F1/1341

Abstract: A display device is provided. The display device includes a substrate including a plurality of pixel areas; a thin film transistor disposed on the substrate; a first insulating layer disposed on the thin film transistor; a pixel electrode connected to the thin film transistor and disposed on the first insulating layer; a common electrode separated from the pixel electrode with a microcavity interposed therebetween; a second insulating layer disposed on the common electrode; a roof layer disposed on the second insulating layer; a hydrophobic layer disposed on the roof layer and including a plurality of protrusions; an injection hole disposed in the common electrode, the second insulating layer, and the roof layer, the injection hole exposing a portion of the microcavity; a liquid crystal layer for filling the microcavity; and an overcoat formed on the roof layer and covering the injection hole, so as to seal the microcavity.

Abstract translation: 提供显示装置。 显示装置包括：包括多个像素区域的基板; 设置在所述基板上的薄膜晶体管; 设置在所述薄膜晶体管上的第一绝缘层; 连接到薄膜晶体管并设置在第一绝缘层上的像素电极; 与像素电极分离的共用电极，其间具有微腔; 设置在所述公共电极上的第二绝缘层; 设置在所述第二绝缘层上的屋顶层; 疏水层，设置在屋顶层上并包括多个突起; 设置在所述公共电极，所述第二绝缘层和所述屋顶层中的注入孔，所述注入孔暴露所述微腔的一部分; 用于填充微腔的液晶层; 以及形成在屋顶层上并覆盖注射孔的外涂层，以密封微腔。

公开(公告)号：US11678509B2

公开(公告)日：2023-06-13

申请号：US17322956

申请日：2021-05-18

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Ho Hyun ,  Hyoung Sub Lee ,  Hye Min Lee ,  Woo Yong Sung

IPC: H01L27/32 ,  H01L51/52 ,  G06F1/16 ,  G09F9/33 ,  H10K50/844 ,  H10K50/842 ,  H01L27/146 ,  H10K59/40 ,  H10K102/00

CPC classification number: H10K50/844 ,  H10K50/8428 ,  H01L27/14678 ,  H10K59/40 ,  H10K2102/00 ,  H10K2102/311 ,  H10K2102/351

Abstract: A display device includes: a substrate including a display area, the display area including a front area and a corner area disposed at a corner of the display area; a main dam disposed between the front area and the corner area; and a plurality of corner dams disposed in the corner area. The corner area may include a plurality of stripe areas defined by the plurality of corner dams. The plurality of corner dams extend from the main dam and is disposed along an edge of the plurality of stripe areas.

公开(公告)号：US20220093897A1

公开(公告)日：2022-03-24

申请号：US17483629

申请日：2021-09-23

Applicant: Samsung Display Co., Ltd.

Inventor： Hye Min Lee ,  Hyoung Sub Lee ,  Jin Ho Hyun ,  Woo Yong Sung

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device includes: a display panel having a front portion, a first bending portion, a second bending portion, and a corner portion, the display panel including a plurality of first pixels disposed in the front portion and a plurality of second pixels disposed in the corner portion. The display panel includes: a substrate; a first dam surrounding the plurality of first pixels; and a second dam surrounding the plurality of second pixels. The substrate includes a plurality of cutout patterns disposed in the corner portion, the plurality of second pixels and the second dam are disposed in each of the plurality of cutout patterns, and a height of an upper surface of the first dam is higher than a height of an upper surface of the second dam, based on one surface of the substrate.

公开(公告)号：US09869900B2

公开(公告)日：2018-01-16

申请号：US14867874

申请日：2015-09-28

Applicant: Samsung Display Co. Ltd.

Inventor： Min Su Kim ,  Jang Hyun Kim ,  Joo Young Yoon ,  Hyoung Sub Lee ,  Tae Woon Cha

IPC: C09K19/00 ,  G02F1/1337 ,  G02F1/1339

CPC classification number: G02F1/133723 ,  G02F1/1339 ,  G02F2201/50 ,  Y10T428/10 ,  Y10T428/1005 ,  Y10T428/1023

Abstract: A liquid crystal display panel includes substrates opposed to each other, a liquid crystal layer interposed between the substrates, a seal line surrounding an outer peripheral portion of the liquid crystal layer and disposed between the substrates and a liquid crystal alignment layer including a polyimide, the liquid crystal alignment layer including a first region and a second region disposed in an outer peripheral portion of the first region and disposed on one surface of at least one of the substrates, wherein at least a portion of the second region is overlapped with the seal line, the second region having a surface roughness value greater than that of the first region.

公开(公告)号：US09666151B2

公开(公告)日：2017-05-30

申请号：US14709040

申请日：2015-05-11

Applicant: Samsung Display Co., Ltd.

Inventor： Hyoung Sub Lee ,  Sung Hee Hong ,  Joo Young Yoon ,  Seung-Yeon Chae

IPC: G02F1/13 ,  G09G3/36

CPC classification number: G09G3/3648 ,  G02F1/13 ,  G02F1/133371 ,  G02F1/133377 ,  G02F2001/134345 ,  G09G2300/0426 ,  G09G2300/0447 ,  G09G2300/0465 ,  G09G2300/0852

Abstract: A display device including a substrate, and pixels disposed on the substrate, each of the pixels including a first sub-pixel and a second sub-pixel, in which the first sub-pixel includes a first cover layer defining a first cavity on the substrate, a first liquid crystal layer disposed in the first cavity, and a first pixel electrode and a first common electrode configured to apply an electric field to the first liquid crystal layer, the second sub-pixel includes a second cover layer defining a second cavity on the substrate, a second liquid crystal layer disposed in the second cavity, and a second pixel electrode and a second common electrode configured to apply an electric field to the second liquid crystal layer, and a first distance between the first pixel electrode and the first common electrode is different from a second distance between the second pixel electrode and the second common electrode.

公开(公告)号：US12145333B2

公开(公告)日：2024-11-19

申请号：US17890656

申请日：2022-08-18

Applicant: Samsung Display Co., Ltd.

Inventor： Jinho Hyun ,  Heechang Yoon ,  Hyoung Sub Lee ,  Hyemin Lee

IPC: B29D11/00 ,  B41J2/045 ,  G02B5/20

Abstract: An inkjet printing apparatus includes: a stage, which reciprocates in forward and reverse directions opposite to each other and has a target substrate disposed thereon; an inspection device including a film disposed outside the stage and a measurement unit which measures an inspection pattern provided on the film; and a head assembly, which moves along one direction crossing the forward direction and has a plurality of heads which supplies a liquid composition to the target substrate. The head assembly moves in the one direction to overlap the film and sprays the composition onto the film to form an inspection pattern.

公开(公告)号：US11871640B2

公开(公告)日：2024-01-09

申请号：US18088549

申请日：2022-12-24

Applicant: Samsung Display Co., Ltd.

Inventor： Jinho Hyun ,  Hyoung Sub Lee ,  Hyemin Lee ,  Woo Yong Sung

IPC: H10K59/40 ,  H10K59/80 ,  G06F3/044 ,  H10K59/12 ,  H10K59/131

CPC classification number: H10K59/40 ,  G06F3/0446 ,  H10K59/1201 ,  H10K59/131 ,  H10K59/873

Abstract: A display device includes: a display panel including a base layer, a light emitting element layer, and an encapsulation layer; and an input detection unit disposed on the display panel, wherein the display panel includes: a first side and a second side, wherein the encapsulation layer includes an organic encapsulation layer including: an inclined part adjacent to the first side and the second side; and a flat part extending from the inclined part, wherein a first angle formed by the inclined part with respect to an upper surface of the base layer in a first part of the display panel and input detection unit adjacent to the first side is less than a second angle formed by the inclined part with respect to the upper surface of the base layer in a second part of the display panel and input detection unit adjacent to the second side.

公开(公告)号：US20230255050A1

公开(公告)日：2023-08-10

申请号：US18056529

申请日：2022-11-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JIN HO HYUN ,  Hee Chang Yoon ,  Hyoung Sub Lee ,  Hye Min Lee

IPC: H01L29/08 ,  G06F3/044

CPC classification number: H01L51/5253 ,  H01L27/3218 ,  H01L27/323 ,  H01L27/3216 ,  G06F3/0446 ,  H01L27/3246

Abstract: A display device includes a substrate including a front portion, a first side portion extending from the front portion along a first direction, a second side portion extending from the front portion along a second direction, and a corner portion between the first and second side portions and that includes a cut-out pattern; a first light emitting element on the front portion of the substrate; a second light emitting element on the cut-out pattern of the substrate; a first dam between the front portion and the corner portion; a second dam on the cut-out pattern, the second dam that surrounds the second light emitting element; an encapsulation layer on the substrate and that covers the first light emitting element, the second light emitting element, the first dam, and the second dam; and an organic passivation layer in a gap space between the first dam and the second dam.

公开(公告)号：US09557610B2

公开(公告)日：2017-01-31

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 ,  G02F1/1335 ,  G02F1/1333 ,  G02F1/1339 ,  G02F1/1362 ,  G02F1/1337

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。