公开(公告)号：US20220069021A1

公开(公告)日：2022-03-03

申请号：US17401368

申请日：2021-08-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jaybum Kim ,  Myeongho Kim ,  Yeonhong Kim ,  Kyoungseok Son ,  Sunhee Lee ,  Seungjun Lee ,  Seunghun Lee

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

Abstract: A display apparatus includes a substrate including a transmission area having a first through hole, a display area surrounding the transmission area, and a middle area disposed between the transmission area and the display area, a pixel circuit disposed on the display area, the pixel circuit including a first thin film transistor including a first semiconductor layer having polycrystalline silicon, and a second thin film transistor including a second semiconductor layer including an oxide semiconductor, a display element including a pixel electrode electrically connected to the pixel circuit, an opposite electrode disposed on the pixel electrode, and an intermediate layer disposed between the pixel electrode and the opposite electrode and including an emission layer, and a groove disposed in the middle area while surrounding the first through hole.

公开(公告)号：US11038146B2

公开(公告)日：2021-06-15

申请号：US16663183

申请日：2019-10-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Kim ,  Sunho Kim ,  Sunhee Lee

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56 ,  H01L51/00

Abstract: A display apparatus includes a substrate, a display layer disposed on the substrate, and a thin film encapsulation layer that covers the display layer. The display layer includes a plurality of emission portions and a non-emission portion around each of the plurality of emission portions. The thin film encapsulation layer includes a first organic film that covers the emission portions, a second organic film that covers the non-emission portion and is spaced apart from the first organic film, and a first inorganic film interposed between the first organic film and the second organic film.

公开(公告)号：US10978675B2

公开(公告)日：2021-04-13

申请号：US16286039

申请日：2019-02-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunhee Lee ,  Sunho Kim ,  Juchan Park

IPC: H01L51/52 ,  H01L27/32 ,  H01L27/12

Abstract: A display device which is solid against an external impact is provided. The display device includes: a substrate; a thin film transistor arranged over the substrate; a first organic insulating layer arranged over the thin film transistor; and a first crack induction layer located inside the first organic insulating layer. The first crack induction layer may include an inorganic insulating material and may not overlap the thin film transistor as viewed from a direction perpendicular to the substrate.

公开(公告)号：US10763281B2

公开(公告)日：2020-09-01

申请号：US15654005

申请日：2017-07-19

Applicant: Samsung Display Co., Ltd.

Inventor： Sunhee Lee ,  Seryeong Kim ,  Eunhyun Kim

IPC: H01L27/12 ,  H01L27/32

Abstract: A semiconductor device includes a base substrate, a first thin film transistor disposed on the base substrate, a second thin film transistor disposed on the base substrate, and a plurality of insulating layers disposed on the base substrate. The first thin film transistor includes a first input electrode, a first output electrode, a first control electrode, and a first oxide semiconductor pattern, which are disposed on the base substrate. The second thin film transistor includes a second input electrode, a second output electrode, a second control electrode, and a second oxide semiconductor pattern, which are disposed on the base substrate. The first oxide semiconductor pattern includes a crystalline oxide semiconductor, and the second oxide semiconductor pattern includes an oxide semiconductor having a crystal structure different from a crystal structure of the first oxide semiconductor pattern.

公开(公告)号：US09466803B1

公开(公告)日：2016-10-11

申请号：US14851719

申请日：2015-09-11

Applicant: DUK SAN NEOLUX CO., LTD. ,  SAMSUNG DISPLAY CO., LTD.

Inventor： Junghwan Park ,  Sunhee Lee ,  Soungyun Mun ,  Bumsung Lee ,  Jungwook Lee ,  Mikyung Kim ,  Kwanhee Lee

IPC: C07D495/04 ,  H01L51/00 ,  C07D491/048 ,  H01L51/50

CPC classification number: H01L51/0072 ,  C07D491/04 ,  C07D491/048 ,  C07D495/04 ,  C09K11/02 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/1092 ,  C09K2211/185 ,  H01L51/0052 ,  H01L51/0058 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0085 ,  H01L51/5016 ,  Y02E10/549

Abstract: Disclosed is a compound represented by Formula 1, an organic electric element comprising a first electrode, a second electrode, and an organic material layer between the first electrode and the second electrode, and an electronic device comprising the organic electric element, wherein the organic material layer comprises the compound of Formula 1 to reduce driving voltage and improve luminous efficiency, and life span.

公开(公告)号：US12193262B2

公开(公告)日：2025-01-07

申请号：US16997101

申请日：2020-08-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunho Kim ,  Sunhee Lee ,  Gunhee Kim ,  Hyun Kim

IPC: H10K50/844 ,  H10K59/122 ,  H10K77/10 ,  H10K102/00

Abstract: A display apparatus includes a substrate having a display area and a peripheral area surrounding the display area. Display elements are arranged in the display area. A spacer is disposed between the display elements and includes a lateral side having a first slope. A thin film encapsulation layer covers the display area and includes a buffer encapsulation layer, an inorganic, encapsulation layer, an organic encapsulation layer, and a composite encapsulation layer sequentially stacked on one another. The composite encapsulation layer includes a plurality of sub-layers stacked on each other. Each of the sub-layers has a thickness that is less than a thickness of the inorganic encapsulation layer. An upper surface of the buffer encapsulation layer has a second slope that is smaller than the first slope. The second slope overlaps the first slope in a direction of a thickness of the substrate.

公开(公告)号：US12159842B2

公开(公告)日：2024-12-03

申请号：US18225171

申请日：2023-07-24

Applicant: Samsung Display Co., Ltd.

Inventor： Seungchan Lee ,  Sungjin Hong ,  Sanghee Jang ,  Sunhee Lee

IPC: H10K59/12 ,  H01L23/544 ,  H10K59/121 ,  H10K59/122 ,  H10K59/124

Abstract: A display device includes: a substrate including a first component area in which a first transmission portion is arranged, a second component area that surrounds the first component area and in which a second transmission portion is arranged, and a main display area surrounding at least a portion of the second component area; an insulating layer having a first transmission hole corresponding to the first transmission portion and a second transmission hole corresponding to the second transmission portion, the first transmission hole and the second transmission hole exposing an upper surface of the substrate; a plurality of display elements arranged on the insulating layer and corresponding to the first component area, the second component area, and the main display area; and an alignment pattern arranged on the substrate and overlapping the second transmission hole and configured to align a component with the second component area.

公开(公告)号：US20240306484A1

公开(公告)日：2024-09-12

申请号：US18666822

申请日：2024-05-17

Applicant: Samsung Display Co., Ltd.

Inventor： Sunhee Lee ,  Pilsuk Lee ,  Juchan Park ,  Younggug Seol

IPC: H10K77/10 ,  B32B3/10 ,  B32B3/26 ,  B32B27/08 ,  B32B27/28 ,  H10K50/844 ,  H10K59/12 ,  H10K85/20 ,  H10K102/00

CPC classification number: H10K77/111 ,  B32B3/26 ,  B32B27/08 ,  B32B27/281 ,  H10K50/844 ,  H10K59/12 ,  B32B3/10 ,  B32B2307/51 ,  B32B2307/54 ,  B32B2457/206 ,  H10K85/20 ,  H10K85/221 ,  H10K2102/311 ,  Y02E10/549

Abstract: A display device includes a reinforced substrate; and a display layer disposed on the reinforced substrate and configured to display an image, wherein the reinforced substrate includes a first reinforced layer including a flexible region including a plurality of patterns spaced apart from one another; and a first substrate disposed on the first reinforced layer and has flexibility. A modulus of elasticity of the first reinforced layer is greater than a modulus of elasticity of the first substrate.

公开(公告)号：US11751441B2

公开(公告)日：2023-09-05

申请号：US17332698

申请日：2021-05-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eunhyun Kim ,  Eunhye Ko ,  Yeonhong Kim ,  Kyoungwon Lee ,  Sunhee Lee ,  Junhyung Lim

IPC: H10K59/126 ,  H10K59/131 ,  H10K77/10 ,  H10K102/00

CPC classification number: H10K59/126 ,  H10K59/131 ,  H10K77/111 ,  H10K2102/311

Abstract: A display apparatus in which an area of a peripheral area may be reduced while having a simple structure, the display apparatus includes a substrate, a bottom metal layer on the substrate and including a first extension line extending from the peripheral area outside a display area into the display area, a semiconductor layer on the bottom metal layer, a gate layer on the semiconductor layer, a first metal layer on the gate layer, and a second metal layer on the first metal layer and including a first data line extending from the peripheral area into the display area and electrically coupled to the first extension line in the peripheral area.

公开(公告)号：US11653546B2

公开(公告)日：2023-05-16

申请号：US17135040

申请日：2020-12-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sunhee Lee ,  Sunho Kim ,  Gunhee Kim ,  Donghwan Shim ,  Taehoon Yang ,  Choelmin Jang

IPC: G09G5/00 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L27/323 ,  H01L51/5253

Abstract: A display device includes a display area and a peripheral area. A display layer includes a plurality of display elements arranged thereon. A thin-film encapsulation layer is arranged on the display layer and includes first, second, and third encapsulation layers. The second encapsulation layer is on the first encapsulation layer. The third encapsulation layer is on the second encapsulation layer. A touch sensing layer is arranged on the thin-film encapsulation layer and includes touch electrodes and trace lines. The display area is partially bent about an axis, and the third encapsulation layer is bent along the axis and has a structure in which a first layer and a second layer are alternately stacked. The first layer includes an inorganic insulating material, and the second layer includes a silicon carbon compound material.