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公开(公告)号：US20220020839A1
公开(公告)日：2022-01-20
申请号：US17209222
申请日：2021-03-23
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Seung-Hwan Cho , Wonsuk Choi , Tetsuhiro Tanaka , Jiryun Park , Seokje Seong , Seungwoo Sung , Jiseon Lee
IPC: H01L27/32
Abstract: A display device includes a first active pattern disposed on a substrate, a first gate electrode disposed on the first active pattern, a second active pattern disposed on the first gate electrode, being electrically connected to the first gate electrode, and including an extension part extending in a first direction and a protrusion part protruding from the extension part in a second direction crossing the first direction, and a voltage line disposed on the second active pattern, extending in the first direction, and overlapping the protrusion part in an overlapping region. The voltage line contacts the protrusion part through a first contact, and the first contact entirely overlaps the overlapping region on a plane.
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公开(公告)号：US20220006054A1
公开(公告)日：2022-01-06
申请号：US17479934
申请日：2021-09-20
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Yoonsun Choi , Hyunchul Kim , Wonsuk Choi
IPC: H01L51/52 , G02F1/1333 , H01L51/00
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.
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公开(公告)号：US20210257433A1
公开(公告)日：2021-08-19
申请号：US16945459
申请日：2020-07-31
Applicant: Samsung Display Co., Ltd.
Inventor： Kiho Bang , Wonsuk Choi
IPC: H01L27/32
Abstract: A display device includes: a substrate; a first restriction dam in a non-display area of the substrate and surrounding a display area of the substrate; a second restriction dam in the non-display area and surrounding the display area between the display area and the first restriction dam; a bank surrounding the display area outside the first restriction dam; and a voltage line configured to supply a voltage to a display element inside the display area, wherein the first restriction dam and the second restriction dam are on the voltage line between the display area and a pad area on one side of the non-display area, and the voltage line extends to the bank beyond the first restriction dam.
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公开(公告)号：US10963083B2
公开(公告)日：2021-03-30
申请号：US16699073
申请日：2019-11-28
Applicant: Samsung Display Co., Ltd.
Inventor： Wonsuk Choi , Sangmin Kim , Sunghoon Kim , Cheolsu Kim , Yoonsun Choi
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.
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公开(公告)号：US10963076B2
公开(公告)日：2021-03-30
申请号：US15417003
申请日：2017-01-26
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Wonsuk Choi , Sangjo Lee , Cheolsu Kim , Yoonsun Choi
IPC: G06F3/041 , H01L27/32 , H01L51/00 , H01L51/52 , G02F1/1333
Abstract: A display device includes a substrate including a bending area located between a first region and a second region, and bent around a bending axis extending in a first direction, a first conductive layer above the substrate, and extending from the first region to the second region through the bending area, a second conductive layer above the first conductive layer, and extending from the first region to the second region through the bending area, and an organic insulating layer between the first conductive layer and the second conductive layer.
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Patent Agency Ranking
公开(公告)号：US10901542B2
公开(公告)日：2021-01-26
申请号：US16026975
申请日：2018-07-03
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hyunchul Kim , Seongjun Lee , Seongryong Lee , Wonsuk Choi , Yoonsun Choi
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.
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公开(公告)号：US10528170B2
公开(公告)日：2020-01-07
申请号：US16378369
申请日：2019-04-08
Applicant: Samsung Display Co., Ltd.
Inventor： Wonsuk Choi , Sangmin Kim , Sunghoon Kim , Cheolsu Kim , Yoonsun Choi
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.
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公开(公告)号：US09793512B2
公开(公告)日：2017-10-17
申请号：US15250613
申请日：2016-08-29
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Yoonsun Choi , Mugyeom Kim , Sangjo Lee , Wonsuk Choi
CPC classification number: H01L51/5253 , H01L27/3272 , H01L51/0097 , H01L51/529 , H01L2251/5338 , Y02E10/549
Abstract: A display device includes a substrate including a bending area between a first region and a second region and configured to be bent at the bending area, a display portion above the substrate in the first region, a protective film below the substrate and including a protective film base and an adhesive layer, wherein the protective film base has an opening corresponding to the bending area or the protective film base corresponds to at least a portion of the first region, and wherein the adhesive layer is between the substrate and the protective film base and forms an integral body above the first region, the bending area, and the second region, and at least a portion of the adhesive layer that corresponds to the bending area has a hardness different from that of at least a portion of the adhesive layer corresponding to the first region.
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公开(公告)号：US20170263888A1
公开(公告)日：2017-09-14
申请号：US15417000
申请日：2017-01-26
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Yoonsun Choi , Hyunchul Kim , Wonsuk Choi
CPC classification number: H01L51/5253 , G02F1/133305 , G02F1/133351 , G02F2001/133311 , H01L27/3244 , H01L51/003 , H01L51/0097 , H01L51/524 , H01L2227/323 , H01L2227/326 , H01L2251/566 , Y02E10/549 , Y02P70/521
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.
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公开(公告)号：US12274135B2
公开(公告)日：2025-04-08
申请号：US18432548
申请日：2024-02-05
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Wonsuk Choi , Hyunchul Kim , Seongryong Lee , Eunae Jung , Yoonsun Choi
IPC: H01L29/08 , H10K50/844 , H10K59/121 , H10K59/122 , H10K59/124
Abstract: A display panel includes: a substrate including a first area, a second area, and a third area between the first area and the second area; a first structure located in the second area and including a pixel electrode, an opposite electrode, an intermediate layer between the pixel electrode and the opposite electrode, and at least one organic material layer; and a plurality of grooves located in the third area and separating the at least one organic material layer and the opposite electrode, wherein a first groove of the plurality of grooves is provided in a multi-layered film including a lower layer and an upper layer, wherein the upper layer includes an inorganic material layer and a first step adjacent to the first groove, the first step having an elevation higher than an upper surface of the lower layer.
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