公开(公告)号：US12133452B2

公开(公告)日：2024-10-29

申请号：US17653084

申请日：2022-03-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoonsun Choi ,  Wonsuk Choi ,  Cheolsu Kim ,  Sangjo Lee

IPC: H10K71/00 ,  H10K50/844 ,  H10K77/10 ,  H10K59/121 ,  H10K59/40 ,  H10K102/00

CPC classification number: H10K77/111 ,  H10K50/844 ,  H10K50/8445 ,  H10K71/00 ,  H10K59/1213 ,  H10K59/40 ,  H10K2102/311 ,  Y02E10/549

Abstract: A display device is disclosed. The display device includes a substrate including a first area, a second area, and a first bending area located between the first and second areas. The first bending area is bent about a first bending axis extending in a first direction. The display device also includes a first inorganic insulating layer arranged over the substrate and having a first opening or a first groove at least in the first bending area, an organic material layer filling at least a part of the first opening or the first groove, and a first conductive layer extending from the first area to the second area across the first bending area and located over the organic material layer.

公开(公告)号：US12108623B2

公开(公告)日：2024-10-01

申请号：US18352470

申请日：2023-07-14

Applicant: Samsung Display Co., Ltd.

Inventor： Yoonsun Choi ,  Hyunchul Kim ,  Seongryong Lee ,  Eunae Jung ,  Wonsuk Choi

IPC: H10K50/844 ,  G06F3/041 ,  G06F3/042 ,  H10K59/122 ,  H10K59/40

CPC classification number: H10K50/844 ,  G06F3/0412 ,  G06F3/042 ,  H10K59/122 ,  H10K59/40

Abstract: A display panel includes a substrate including an opening area, a display area, and a first non-display area, the first non-display area being between the opening area and the display area, a plurality of display elements arranged in the display area, a thin film encapsulation layer that covers the display elements, the thin film encapsulation layer including an inorganic encapsulation layer and an organic encapsulation layer, a groove in the first non-display area, a planarization layer in the first non-display area, the planarization layer covering the groove, a first inorganic insulating layer under the planarization layer such that the first inorganic insulating layer is between the planarization layer and the substrate, and a second inorganic insulating layer over the planarization layer.

公开(公告)号：US11983346B2

公开(公告)日：2024-05-14

申请号：US18168567

申请日：2023-02-13

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: G06F3/041 ,  G02B5/30 ,  G06F3/047 ,  H10K50/805 ,  H10K50/84 ,  H10K59/122 ,  H10K59/124 ,  H10K59/131 ,  H10K59/38 ,  H10K71/00 ,  H10K77/10 ,  H10K59/40

CPC classification number: G06F3/0412 ,  G02B5/3025 ,  G06F3/047 ,  H10K50/805 ,  H10K50/84 ,  H10K59/122 ,  H10K59/124 ,  H10K59/131 ,  H10K59/38 ,  H10K71/00 ,  H10K77/111 ,  H10K59/40

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：US20230422565A1

公开(公告)日：2023-12-28

申请号：US18298879

申请日：2023-04-11

Applicant: Samsung Display Co., LTD.

Inventor： Yoonsun Choi ,  Beomyeol Park ,  Kiho Bang ,  Wonsuk Choi

IPC: H10K59/131 ,  H10K59/121 ,  H10K59/80

CPC classification number: H10K59/1315 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/873 ,  H10K59/871

Abstract: A display device comprises a pixel array in a display area, a fan-out wiring in a peripheral area adjacent to the display area, and in a sealing area surrounding the display area, and including a first fan-out line at a first layer, and a second fan-out line at a second layer, a transmission wiring in the sealing area, and including a first transmission line at the first layer, and a second transmission line at the second layer and electrically connected to the first transmission line, the first transmission line and the second transmission line being between the first fan-out line and the second fan-out line in a plan view, and a sealing member in the sealing area.

公开(公告)号：US20220020960A1

公开(公告)日：2022-01-20

申请号：US17491887

申请日：2021-10-01

Applicant: Samsung Display Co., Ltd.

Inventor： Yoonsun Choi ,  Hyunchul Kim ,  Seongryong Lee ,  Eunae Jung ,  Wonsuk Choi

IPC: H01L51/52 ,  G06F3/041 ,  G06F3/042 ,  H01L27/32

Abstract: A display panel includes a substrate including an opening area, a display area, and a first non-display area, the first non-display area being between the opening area and the display area, a plurality of display elements arranged in the display area, a thin film encapsulation layer that covers the display elements, the thin film encapsulation layer including an inorganic encapsulation layer and an organic encapsulation layer, a groove in the first non-display area, a planarization layer in the first non-display area, the planarization layer covering the groove, a first inorganic insulating layer under the planarization layer such that the first inorganic insulating layer is between the planarization layer and the substrate, and a second inorganic insulating layer over the planarization layer.

公开(公告)号：US20210141480A1

公开(公告)日：2021-05-13

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：US10797252B2

公开(公告)日：2020-10-06

申请号：US16417011

申请日：2019-05-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoonsun Choi ,  Wonsuk Choi ,  Cheolsu Kim ,  Sangjo Lee

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

Abstract: A display apparatus may include a substrate having a first bending area between a first area and a second area, the first bending area to be bent with a first bending axis that extends along a first direction, as a center; a first inorganic insulating layer on the substrate and having a first opening corresponding to the first bending area; a first organic material layer filling at least a portion of the first opening; and a first conductive layer that extends from the first area to the second area through the first bending area and is on the first organic material layer. The first organic material layer may have a concavo-convex surface at least in a portion of an upper surface thereof. At least a portion of the first conductive layer may extend along a third direction forming an angle of about 0° to about 90° with the first direction.

公开(公告)号：US20200091461A1

公开(公告)日：2020-03-19

申请号：US16687578

申请日：2019-11-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoonsun Choi ,  Hyunchul Kim ,  Wonsuk Choi

IPC: H01L51/52 ,  H01L51/00 ,  G02F1/1333

Abstract: A method of manufacturing a display apparatus that is capable of reducing manufacturing costs and a defect rate during manufacturing, and a display apparatus. The method includes forming a plurality of display units over a mother substrate; attaching a temporary protective film to a lower surface of the mother substrate; cutting the mother substrate and the temporary protective film along a periphery of each of the plurality of display units to obtain a plurality of display panels, each including a first area, a second area, and a bent area between the first area and the second area; removing the temporary protective film from the plurality of display panels; and attaching a lower protective film to a lower surface of each of the plurality of display panels so as to correspond to the first area in each display panel.

公开(公告)号：US10268296B2

公开(公告)日：2019-04-23

申请号：US15452891

申请日：2017-03-08

Applicant: Samsung Display Co., Ltd.

Inventor： Wonsuk Choi ,  Sangmin Kim ,  Sunghoon Kim ,  Cheolsu Kim ,  Yoonsun Choi

IPC: G06F3/041 ,  G06F3/044 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H01L27/12 ,  H01L51/00

Abstract: A display apparatus including a substrate having a display area in which a display device is provided to display an image, and a non-display area around the display area. The non-display area includes a bending area that is bent about a bending axis; an encapsulation layer arranged above the display area; a touch electrode arranged above the encapsulation layer; a touch wire connected to the touch electrode and extending to the non-display area; and a fan-out wiring connected to a signal wiring that applies electric signals to the display area. At least a portion of the fan-out wiring is arranged in the bending area, and the fan-out wiring includes the same material as the touch wire.

公开(公告)号：US10256284B2

公开(公告)日：2019-04-09

申请号：US15948214

申请日：2018-04-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoonsun Choi ,  Wonsuk Choi ,  Cheolsu Kim ,  Sangjo Lee

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

Abstract: A display device includes: a substrate including a bending area located between a first region and a second region; an organic layer disposed over the substrate, an upper surface of the organic layer including an uneven surface in the bending area, the uneven surface including a plurality of protrusions; and a conductive layer extending from the first region to the second region across the bending area, the conductive layer being located over the organic layer and including a plurality of through holes.