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公开(公告)号：US11594692B2
公开(公告)日：2023-02-28
申请号：US17060461
申请日：2020-10-01
Applicant: Samsung Display Co., Ltd.
Inventor： Yoonsun Choi , Wonsuk Choi , Cheolsu Kim , Sangjo Lee
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.
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公开(公告)号：US11552160B2
公开(公告)日：2023-01-10
申请号：US16549515
申请日：2019-08-23
Applicant: Samsung Display Co., Ltd.
Inventor： Yoonsun Choi , Seong Ryong Lee
IPC: H01L27/32 , H01L51/52 , G09G3/3233
Abstract: A display apparatus includes a substrate, a first-layer power supply line disposed on a substrate in a peripheral area which surrounds a display area in which an image is displayed, a first insulation layer on the substrate on which the first-layer power supply line is disposed, a second-layer power supply line disposed on the first insulation layer and the first-layer power supply line, and contacting the first-layer power supply line, a second insulation layer on the first insulation layer on which the second-layer power supply line is disposed, and a light emitting structure disposed on the second insulation layer and including a first electrode, a light emitting layer and a second electrode which is electrically connected to the second-layer power supply line.
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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：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：US10121977B2
公开(公告)日：2018-11-06
申请号：US15463197
申请日：2017-03-20
Applicant: Samsung Display Co., Ltd.
Inventor： Sangjo Lee , Changyong Jeong , Yoonsun Choi
Abstract: Provided is a display apparatus capable of reducing generation of defects such as a disconnection during manufacturing processes, while ensuring longer lifespan thereof. The display apparatus includes: a substrate including a bending area between a first area and a second area to be bent in the bending area about a bending axis, the substrate including a first substrate and a second substrate that are stacked; a first intermediate line at least partially located in the bending area, and located between the first substrate and the second substrate; and a first upper line over the second substrate to be electrically connected to the first intermediate line via a first contact hole in the second substrate.
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公开(公告)号：US20180053816A1
公开(公告)日：2018-02-22
申请号：US15617895
申请日：2017-06-08
Applicant: Samsung Display Co., Ltd.
Inventor： Yoonsun Choi , Hyunchul Kim
CPC classification number: H01L27/3276 , H01L51/0097 , H01L51/5246 , H01L51/5253 , H01L2251/5338
Abstract: Provided is a display apparatus capable of reducing generation of defects during manufacturing of the display apparatus or while in use after being manufactured. The display apparatus includes a substrate including a bending area between a first area and a second area, the substrate being bent in the bending area about a bending axis; an inorganic insulating layer over the substrate and including a first feature that is either a first opening or a first groove, the first feature positioned to correspond to the bending area; and an organic material layer at least partially filling the first feature, and including a second feature that is a second opening or a second groove, the second feature extending along an edge of the substrate.
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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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