公开(公告)号：US09488889B2

公开(公告)日：2016-11-08

申请号：US13940588

申请日：2013-07-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dongjo Kim ,  Yoonho Khang ,  Sehwan Yu ,  Jungkyu Lee ,  Jong chan Lee ,  Jiseon Lee ,  Sanggab Kim ,  Shin Il Choi

IPC: G02F1/136 ,  G02F1/1362

CPC classification number: G02F1/136227 ,  G02F2001/13629 ,  G02F2201/123

Abstract: A liquid crystal display includes a first substrate including a plurality of pixels, a second substrate facing the first substrate, and a liquid crystal layer interposed between the first substrate and the second substrate. At least one of the pixels includes a thin film transistor disposed on a first insulating substrate, an insulating layer overlapping the thin film transistor, and a pixel electrode disposed on the insulating layer. A contact hole is formed through the insulating layer to expose a first electrode of the thin film transistor, the pixel electrode is electrically connected to the first electrode through the contact hole, and the pixel electrode has a single-layer in an area where the contact hole is formed and a double-layer on the insulating layer.

Abstract translation: 液晶显示器包括：包括多个像素的第一基板;面对第一基板的第二基板;以及介于第一基板和第二基板之间的液晶层。 至少一个像素包括设置在第一绝缘基板上的薄膜晶体管，与薄膜晶体管重叠的绝缘层和设置在绝缘层上的像素电极。 通过绝缘层形成接触孔，露出薄膜晶体管的第一电极，像素电极通过接触孔与第一电极电连接，像素电极在接触区域中具有单层 在绝缘层上形成双层。

公开(公告)号：US12205963B2

公开(公告)日：2025-01-21

申请号：US17842816

申请日：2022-06-17

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok Shin ,  Kyeongsu Ko ,  Sanggab Kim ,  Hongsick Park ,  Sangwoo Sohn ,  Dokeun Song ,  Sangwon Shin ,  Sukyoung Yang ,  Dongmin Lee

IPC: H01L27/12

Abstract: A display panel includes: a base layer; a signal line disposed on the base layer, the signal line including: a first layer including aluminum; and a second layer directly disposed on the first layer, the second layer including a niobium-titanium alloy; a first thin film transistor connected to the signal line; a second thin film transistor disposed on the base layer; a capacitor electrically connected to the second thin film transistor; and a light emitting element electrically connected to the second thin film transistor.

公开(公告)号：US11751435B2

公开(公告)日：2023-09-05

申请号：US17369877

申请日：2021-07-07

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunmin Cho ,  Taesung Kim ,  Yunjong Yeo ,  Sanggab Kim ,  Daewon Choi

IPC: H10K59/122 ,  H10K50/813 ,  H10K50/822 ,  H10K71/00 ,  H10K102/00

CPC classification number: H10K59/122 ,  H10K50/813 ,  H10K50/822 ,  H10K71/00 ,  H10K2102/351

Abstract: An embodiment of a display device includes a substrate including a display area; an organic layer and having a protrusion protruding in a thickness direction of the substrate and overlapping the display area; a first electrode on the organic layer and overlapping the display area; a pixel defining layer covering the protrusion and an edge of the first electrode and having an opening portion overlapping the first electrode; an emission layer on the first electrode and overlapping the opening portion; and a second electrode on the emission layer, wherein the pixel defining layer includes an inorganic material, and a first distance from an upper surface of the substrate to a lower surface of the first electrode is less than a second distance from the upper surface of the substrate to an upper surface of the protrusion, the lower surface of the first electrode facing the upper surface of the substrate.

公开(公告)号：US20230059042A1

公开(公告)日：2023-02-23

申请号：US18048017

申请日：2022-10-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joongeol LEE ,  Kyeongsu Ko ,  Sanggab Kim ,  Shinil Choi

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00

Abstract: A display panel includes a substrate having an opening area, and a display area at least partially surrounding the opening area. Display elements are arranged in the display area. The display elements includes a pixel electrode, an opposite electrode, and an intermediate layer interposed therebetween. A multilayer film includes a first insulating layer between the substrate and the pixel electrode and a second insulating layer, of a different material, on the first insulating layer. A thin film encapsulation layer covers the display elements and includes at least one organic encapsulation layer and at least one inorganic encapsulation layer. The multilayer film includes a first groove disposed between the opening area and the display area. The first groove has an undercut structure in which a lower width of the first groove is greater than an upper width of the first groove.

公开(公告)号：US11502273B2

公开(公告)日：2022-11-15

申请号：US17229223

申请日：2021-04-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joongeol Lee ,  Kyeongsu Ko ,  Sanggab Kim ,  Shinil Choi

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/00

Abstract: A display panel includes a substrate having an opening area, and a display area at least partially surrounding the opening area. Display elements are arranged in the display area. The display elements includes a pixel electrode, an opposite electrode, and an intermediate layer interposed therebetween. A multilayer film includes a first insulating layer between the substrate and the pixel electrode and a second insulating layer, of a different material, on the first insulating layer. A thin film encapsulation layer covers the display elements and includes at least one organic encapsulation layer and at least one inorganic encapsulation layer. The multilayer film includes a first groove disposed between the opening area and the display area. The first groove has an undercut structure in which a lower width of the first groove is greater than an upper width of the first groove.

公开(公告)号：US11075340B2

公开(公告)日：2021-07-27

申请号：US16122296

申请日：2018-09-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyuneok Shin ,  Hongsick Park ,  Sangwoo Sohn ,  Sangwon Shin ,  Sanggab Kim ,  Shinil Choi

IPC: H01L51/00 ,  C23C14/04 ,  C23F1/02 ,  C23F4/00 ,  H01L51/56 ,  B05C21/00

Abstract: A mask for thin film deposition includes a first mask which defines an opening, and a second mask on a surface of the first mask, and which defines a plurality of deposition holes and has a multilayer structure, in which the opening and the plurality of deposition holes communicate with each other and provide a passage for a deposition material, a size of each of the plurality of deposition holes is smaller than a size of the opening, and each of the plurality of deposition holes has a shape corresponding to a deposition pattern to be patterned on a substrate.

公开(公告)号：US10916588B2

公开(公告)日：2021-02-09

申请号：US16510686

申请日：2019-07-12

Applicant: Samsung Display Co., Ltd.

Inventor： Taewook Kang ,  Kyeongsu Ko ,  Sanggab Kim ,  Wooyong Sung ,  Joongeol Lee ,  Shinil Choi

IPC: H01L27/32 ,  H01L51/52

Abstract: A display panel including a glass substrate having an opening area, and a display area at least partially surrounding the opening area; a thin film transistor on the display area including a semiconductor layer and a gate electrode; a display element electrically connected to the thin film transistor; a multi-layer including an insulating layer and a lower insulating layer. The insulating layer is between the glass substrate and the display element and the lower insulating layer is between the glass substrate and the insulating layer; and a thin-film encapsulation layer covering the display element including an inorganic encapsulation layer and an organic encapsulation layer. The multi-layer includes a first groove between the opening area and the display area. A first width of a portion of the first groove in the lower insulating layer is greater than a second width of a portion of the first groove in the insulating layer.

公开(公告)号：US10269836B2

公开(公告)日：2019-04-23

申请号：US15340703

申请日：2016-11-01

Applicant: Samsung Display Co., Ltd.

Inventor： JeongMin Park ,  Jung-Soo Lee ,  Ji-Hyun Kim ,  Sanggab Kim

IPC: H01L27/12 ,  G02F1/1362 ,  G02F1/1333

Abstract: A display apparatus includes a substrate and a plurality of pixels disposed on the substrate. Each pixel includes a gate electrode on the substrate, a common electrode insulated from the gate electrode on the substrate, a first insulating layer covering the gate electrode and the common electrode, a semiconductor pattern disposed on the first insulating layer to overlap with the gate electrode, source and drain electrodes disposed on the semiconductor pattern and spaced apart from each other, and a pixel electrode disposed on the first insulating layer to cover the drain electrode and form an electric field with the common electrode. The display apparatus may be manufactured by first to fourth photolithography processes using first to fourth masks, and the first mask may be a slit mask or a diffraction mask.

公开(公告)号：US20190081241A1

公开(公告)日：2019-03-14

申请号：US16122296

申请日：2018-09-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyuneok Shin ,  Hongsick Park ,  Sangwoo Sohn ,  Sangwon Shin ,  Sanggab Kim ,  Shinil Choi

IPC: H01L51/00 ,  C23F1/02 ,  C23F4/00 ,  C23C14/04 ,  H01L51/56

Abstract: A mask for thin film deposition includes a first mask which defines an opening, and a second mask on a surface of the first mask, and which defines a plurality of deposition holes and has a multilayer structure, in which the opening and the plurality of deposition holes communicate with each other and provide a passage for a deposition material, a size of each of the plurality of deposition holes is smaller than a size of the opening, and each of the plurality of deposition holes has a shape corresponding to a deposition pattern to be patterned on a substrate.

公开(公告)号：US20150224704A1

公开(公告)日：2015-08-13

申请号：US14526453

申请日：2014-10-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyunmin Cho ,  Ji Hun Kim ,  Gwan Ha Kim ,  Sanggab Kim ,  Jungha Son

IPC: B29C59/02

CPC classification number: G03F7/0002 ,  B29K2063/00 ,  B29K2105/0005 ,  B29K2995/0034 ,  B29L2031/3475 ,  H01L51/0023 ,  H01L51/5293

Abstract: A master mold for manufacturing an imprint mold includes a base part and a plurality of protrusions extending from the base part. At least one first recess is defined in a side portion of each of the protrusions. Additionally, an imprint mold used or utilized to manufacture a display device includes a base part and a plurality of protrusions extending from the base part. Each of the protrusions includes at least one first convex portion protruding from a side portion of each of the protrusions.

Abstract translation: 用于制造压印模具的主模具包括基部和从基部延伸的多个突起。 在每个突起的侧部限定有至少一个第一凹部。 此外，用于或用于制造显示装置的压印模具包括基部和从基部延伸的多个突起。 每个突起包括从每个突起的侧部突出的至少一个第一凸部。