公开(公告)号：US12200955B2

公开(公告)日：2025-01-14

申请号：US18324014

申请日：2023-05-25

Applicant: Samsung Display Co., Ltd.

Inventor： Kiho Bang ,  Wonsuk Choi

IPC: H10K50/84 ,  H10K50/844 ,  H10K59/12 ,  H10K59/122 ,  H10K59/40 ,  G02F1/1335 ,  G02F1/1362 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/3283 ,  G09G3/3291 ,  H01L27/146 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/816 ,  H10K50/828 ,  H10K59/35 ,  H10K102/00

Abstract: A display device includes: a substrate including a display area and a non-display area; a circuit portion including a first circuit portion and a second circuit portion on the non-display area; a valley portion separating the first circuit portion and the second circuit portion from each other; and a thin film encapsulation layer sealing the display area, the thin film encapsulation layer extending from the display area to the valley portion, and the first circuit portion is between the valley portion and the display area, the second circuit portion is at an outside of the valley portion, an internal layer on the first circuit portion includes a plurality of island portions that are apart from one another in a first direction and a second direction crossing the first direction, and an external layer on the second circuit portion includes at least one groove extending in the first direction.

公开(公告)号：US20240008345A1

公开(公告)日：2024-01-04

申请号：US18123985

申请日：2023-03-21

Applicant: Samsung Display Co., Ltd.

Inventor： Eunae Jung ,  Eunhye Kim ,  Kiho Bang ,  Inhyuck Yeo ,  Wonsuk Choi

IPC: H10K59/80 ,  H10K59/122

CPC classification number: H10K59/873 ,  H10K59/122 ,  H10K59/40

Abstract: Provided is a display device including a substrate, a display portion on the substrate, and a thin-film encapsulation layer configured to shield the display portion and including an organic encapsulation layer, wherein the display portion includes a valley portion configured to control a flow of the organic encapsulation layer, and the valley portion includes a valley overlapping the organic encapsulation layer, a valley peak of which at least a portion is higher than a lower surface of the valley, and at least one control hole configured to control a position of an end of the organic encapsulation layer such that the end of the organic encapsulation layer is disposed on the valley peak.

公开(公告)号：US20230263022A1

公开(公告)日：2023-08-17

申请号：US18166366

申请日：2023-02-08

Applicant: Samsung Display Co., Ltd.

Inventor： Kiho Bang ,  Wonsuk Choi ,  Eunhye Kim ,  Eunae Jung

IPC: H10K59/131 ,  G09G3/3233 ,  H10K59/80 ,  H10K59/12

CPC classification number: H10K59/131 ,  G09G3/3233 ,  H10K59/873 ,  H10K59/1201 ,  G09G2300/0842 ,  G09G2300/0819

Abstract: A display apparatus includes a substrate including a display area and a peripheral area outside the display area, the peripheral area including an adhesion area, a conductive pattern in the adhesion area, a cover layer covering at least a portion of an upper surface of the conductive pattern and a side surface of the conductive pattern, and an encapsulation layer in the display area and the peripheral area and including a first inorganic encapsulation layer, an organic encapsulation layer, and a second inorganic encapsulation layer, wherein the first inorganic encapsulation layer directly contacts the cover layer and the second inorganic encapsulation layer in the adhesion area.

公开(公告)号：US11580914B2

公开(公告)日：2023-02-14

申请号：US17322205

申请日：2021-05-17

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghwan Cho ,  Youngwoo Park ,  Seokje Seong ,  Jiseon Lee ,  Wonsuk Choi ,  Jonghyun Choi

IPC: H01L29/04 ,  G02F1/136 ,  G09G3/3291

Abstract: A display apparatus includes a substrate, a first data line in a display area, a first input line in a peripheral area, and a first connecting wire electrically connected to the first input line in a peripheral area of the substrate. The first connecting wire transfers a first input signal from the first input line to the first data line. The first connecting wire includes a first connecting line disposed in a display area of the substrate and extending in the first direction, and a second connecting line electrically connected to the first connecting line and extending in a second direction intersecting the first direction. The first connecting line and the second connecting line are disposed on different layers.

公开(公告)号：US11579715B2

公开(公告)日：2023-02-14

申请号：US17157386

申请日：2021-01-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyunchul Kim ,  Seongjun Lee ,  Seongryong Lee ,  Wonsuk Choi ,  Yoonsun Choi

IPC: G06F3/041 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56 ,  H01L51/52 ,  G02B5/30 ,  G06F3/047

Abstract: An OLED device includes a substrate having a display region including a pixel region and first and second peripheral regions surrounding the pixel region. A bending region is between the display region and the second peripheral region. A buffer layer has a first opening exposing an upper surface of the substrate. A plurality of pixel structures is disposed in the pixel region on the buffer layer. An insulation layer structure is disposed on the buffer layer. The insulation layer structure has a second opening exposing an upper surface of the substrate that is disposed in the bending region and a first portion of the buffer layer that is disposed adjacent to the bending region. A fan-out wiring is disposed between two adjacent insulation layers of the plurality of insulation layers. The fan-out wiring is disposed in the first peripheral region and/or the second peripheral region.

公开(公告)号：US20220320253A1

公开(公告)日：2022-10-06

申请号：US17657715

申请日：2022-04-01

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghwan Cho ,  Kiho Bang ,  Wonsuk Choi ,  Beomyeol Park ,  Jiryun Park ,  Seokje Seong

IPC: H01L27/32

Abstract: A display apparatus includes: a substrate having a display area and a peripheral area around the display area; a first voltage wiring on one side of the peripheral area; a plurality of first voltage lines arranged in a first direction at the display area, extending in a second direction, and electrically connected to the first voltage wiring; a plurality of second voltage lines arranged in the second direction at the display area and extending in the first direction; a plurality of first connectors connecting the plurality of first voltage lines to the plurality of second voltage lines; a plurality of first auxiliary patterns extending in the first direction or the second direction on the display area; and a plurality of second connectors connecting at least one of the plurality of first voltage lines or the plurality of second voltage lines to the plurality of first auxiliary patterns.

公开(公告)号：US11158687B2

公开(公告)日：2021-10-26

申请号：US16700199

申请日：2019-12-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoonsun Choi ,  Wonsuk Choi ,  Sang Hyun Jun

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

Abstract: An organic light emitting display device includes a substrate, a light emitting structure, a first conductive pattern, and a functional module. The substrate has an opening region, a peripheral region surrounding the opening region, and a display region surrounding the peripheral region, and includes a first groove, which has an enlarged lower portion, formed in the peripheral region and an opening formed in the opening region. The light emitting structure is in the display region on the substrate. The first conductive pattern overlaps the first groove in the peripheral region on the substrate. The functional module is in the opening of the substrate.

公开(公告)号：US20210273029A1

公开(公告)日：2021-09-02

申请号：US17003008

申请日：2020-08-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kiho Bang ,  Wonsuk Choi

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

Abstract: A method of manufacturing a display apparatus includes forming a thin-film transistor on a substrate and forming a planarization layer to cover the thin-film transistor, forming, on the planarization layer, a pixel electrode electrically connected to the thin-film transistor and a pixel defining layer exposing at least a center portion of the pixel electrode, and defining at least one groove having a closed curve shape at a location corresponding to a second non-display area. When the thin-film transistor is formed, a voltage line is also formed at a location corresponding to a first non-display area. When the at least one groove is formed, a portion of the planarization layer disposed between the pad area and the display area is simultaneously removed such that a portion of the voltage line between the pad area and the display area is exposed.

公开(公告)号：US20210257577A1

公开(公告)日：2021-08-19

申请号：US17011252

申请日：2020-09-03

Applicant: Samsung Display Co., Ltd.

Inventor： Kiho Bang ,  Wonsuk Choi

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device includes: a substrate including a display area and a non-display area; a circuit portion including a first circuit portion and a second circuit portion on the non-display area; a valley portion separating the first circuit portion and the second circuit portion from each other; and a thin film encapsulation layer sealing the display area, the thin film encapsulation layer extending from the display area to the valley portion, and the first circuit portion is between the valley portion and the display area, the second circuit portion is at an outside of the valley portion, an internal layer on the first circuit portion includes a plurality of island portions that are apart from one another in a first direction and a second direction crossing the first direction, and an external layer on the second circuit portion includes at least one groove extending in the first direction.

公开(公告)号：US10901566B2

公开(公告)日：2021-01-26

申请号：US16521234

申请日：2019-07-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jinbo Shim ,  Kyungseop Kim ,  Sungkyun Park ,  Wonsuk Choi ,  Jaewon Choi ,  Jung-Moo Hong

IPC: G06F3/044 ,  G06F3/041 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H01L51/56

Abstract: An electronic device includes an organic layer disposed in a bendable region and a connection wiring disposed on the organic layer. The connection wiring is connected to the signal lines connected to pixels of a display unit. The organic layer and the connection wiring in the bendable region include the same materials as those in an input sensing unit.