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公开(公告)号:US20240316896A1
公开(公告)日:2024-09-26
申请号:US18600842
申请日:2024-03-11
Applicant: Samsung Display Co., Ltd.
Inventor: Hirotsugu Kishimoto , Yongkwan Kim , Hyunjae Na , Sungguk An , Seokwon Jang , Chulho Jeong
CPC classification number: B32B5/12 , G06F3/0412 , H05K5/02 , B32B2260/023 , B32B2260/046 , B32B2264/108 , B32B2307/54 , B32B2307/558 , B32B2307/718 , B32B2457/20
Abstract: A display apparatus includes a display module, and a plate arranged below the display module and including pitch-based carbon fiber.
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公开(公告)号:US11954297B2
公开(公告)日:2024-04-09
申请号:US17861614
申请日:2022-07-11
Applicant: Samsung Display Co., Ltd.
Inventor: Hirotsugu Kishimoto , Dasom Gu , Chul Ho Jeong
CPC classification number: G06F3/046 , G06F3/0412 , G06F2203/04102 , G06F2203/04111
Abstract: A digitizer includes a base layer including first and second non-folding areas and a folding area disposed between the first and second non-folding areas and foldable with respect to a folding axis extending in a first direction and a plurality of coils disposed on the base layer and including a first coil and a second coil closest to the first coil. Each of the first coil and the second coil includes a coil portion defining an open loop and a line portion extending from the coil portion. The coil portion or the line portion overlaps the folding area, and a distance between the coil portion of the first coil and the coil portion of the second coil or a distance between the line portion of the first coil and the line portion of the second coil, which overlap the folding area, is equal to or greater than about 100 micrometers.
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公开(公告)号:US11914833B2
公开(公告)日:2024-02-27
申请号:US17966964
申请日:2022-10-17
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Hirotsugu Kishimoto , Seok Won Jang , Yong Chan Jeon , Hyun Been Hwang
IPC: G06F3/046 , H10K59/12 , H10K59/40 , H10K77/10 , H10K102/00
CPC classification number: G06F3/046 , H10K59/12 , H10K59/40 , H10K77/111 , G06F2203/04102 , H10K2102/311
Abstract: A display device including: a display panel; and a digitizer overlapped by the display panel, wherein the digitizer includes a base layer, a folding area, first circuit patterns disposed on a first surface of the base layer and extending in a first direction, a plurality of first dummy patterns disposed in regions defined by the first circuit patterns, second circuit patterns disposed on a second surface of the base layer and extending in a second direction that intersects the first direction, and a plurality of second dummy patterns disposed in regions defined by the second circuit patterns, the second dummy patterns include a plurality of first lower dummy patterns, which do not overlap the folding area, and a plurality of second lower dummy patterns, which overlap the folding area.
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公开(公告)号:US11789496B2
公开(公告)日:2023-10-17
申请号:US17355667
申请日:2021-06-23
Applicant: Samsung Display Co., Ltd.
Inventor: Hirotsugu Kishimoto , Hyun-Been Hwang
CPC classification number: G06F1/1643 , G06F1/1616 , G06F3/0412 , G06F3/0445 , G06F3/0446
Abstract: A digitizer includes a base member including a front surface and a rear surface opposing the front surface, first sensing lines disposed on the base member, arranged in a second direction, and extending in a first direction crossing the first direction, and second sensing lines disposed on the base member, spaced apart from the first sensing lines, arranged in the first direction, and extending in the second direction. The base member is foldable about an imaginary folding axis extending in the second direction and is provided with a through-hole penetrating at least a portion of the base member. The through-hole is surrounded by the first sensing lines and the second sensing lines.
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公开(公告)号:US11614841B2
公开(公告)日:2023-03-28
申请号:US17340311
申请日:2021-06-07
Applicant: Samsung Display Co., Ltd.
Inventor: Hirotsugu Kishimoto , Dasom Gu , Yongchan Jeon , Hyun-Been Hwang
Abstract: Provided is an electronic apparatus including a window, a display panel disposed below the window, a digitizer disposed below the display panel and including a first surface and a second surface opposing the first surface, a first adhesive layer disposed on the first surface, and a second adhesive layer disposed below the second surface, wherein the first adhesive layer and the second adhesive layer are two-time-cured. Accordingly, an electronic apparatus having improved folding and viewability properties may be provided.
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公开(公告)号:US11579741B2
公开(公告)日:2023-02-14
申请号:US17529679
申请日:2021-11-18
Applicant: Samsung Display Co., Ltd.
Inventor: Hirotsugu Kishimoto , Dasom Gu , Jaiku Shin , Yongchan Jeon , Sung-Ki Jung , Chul Ho Jeong , Seungkyun Hong , Hyun-Been Hwang
Abstract: An electronic apparatus includes a display module divided into a first non-folding area, a folding area foldable along an imaginary folding axis extending in a second direction crossing a first direction, and a second non-folding area, which are sequentially arranged in the first direction, and a sensing sensor including a first base layer disposed under the display module, first sensing coils disposed on the first base layer, second sensing coils insulated from the first sensing coils, and a first cover layer disposed between the first sensing coils and the second sensing coils. The first cover layer has a modulus less than a modulus of the first base layer.
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公开(公告)号:US11513653B2
公开(公告)日:2022-11-29
申请号:US17092709
申请日:2020-11-09
Applicant: Samsung Display Co., Ltd.
Inventor: Hirotsugu Kishimoto , Hyun-Been Hwang
Abstract: An electronic apparatus includes a window, a display panel disposed on a lower surface of the window, and a digitizer disposed on a lower surface of the display panel. The digitizer includes a first photosensitive resin layer, a first sensing coil disposed on one surface of the first photosensitive resin layer, a second photosensitive resin layer disposed spaced apart from the first photosensitive resin layer, and a first adhesive layer disposed between the first photosensitive resin layer and the second photosensitive resin layer and which adheres the first photosensitive resin layer and the second photosensitive resin layer.
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公开(公告)号:US11441054B2
公开(公告)日:2022-09-13
申请号:US17001936
申请日:2020-08-25
Applicant: Samsung Display Co., LTD.
Inventor: Hirotsugu Kishimoto , Cheol ho Choi , Hyun-Been Hwang
Abstract: A manufacturing method of an adhesive layer includes: providing a preliminary adhesive layer, attaching a mask to a first area portion of the preliminary adhesive layer, and thereby, provide a second area portion of the preliminary adhesive layer that is adjacent to the first area portion and to which the mask is not attached, to provide an adhesive layer that exhibits good folding reliability. In addition, a display device may exhibit good folding reliability characteristics by including the adhesive layer from which an adhesion force of a folding area is reduced between a supporting member and a display panel of the display device.
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公开(公告)号:US11427737B2
公开(公告)日:2022-08-30
申请号:US16893541
申请日:2020-06-05
Applicant: Samsung Display Co., LTD.
Inventor: Hirotsugu Kishimoto
IPC: C09J11/08 , C09J7/30 , C09J7/35 , C09J4/00 , G02B5/20 , G02B1/04 , G02B1/14 , C08K5/23 , C08K9/10 , B32B7/12 , B32B27/06 , B32B27/36 , B32B27/40 , B32B27/34 , B32B27/32
Abstract: A display device includes a protective film that includes an adhesive layer. The adhesive layer has a first adhesive strength at a room temperature and has a second adhesive strength equal to or smaller than about 25% of the first adhesive strength in a second state in which a heat or ultraviolet ray is provided.
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公开(公告)号:US11256377B2
公开(公告)日:2022-02-22
申请号:US17139769
申请日:2020-12-31
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Hyun-Been Hwang , Hirotsugu Kishimoto , Dasom Gu , Sung-Ki Jung
Abstract: A display device includes a display panel and a sensing panel disposed on the display panel. The sensing panel includes a first conductive layer disposed on a first surface of a base layer, a second conductive layer disposed on the first conductive layer, a first auxiliary conductive layer in a folding region on the same layer as the first conductive layer on the first surface of the base layer, a second auxiliary conductive layer in the folding region on the first auxiliary conductive layer and spaced apart from the second conductive layer, a third conductive layer disposed on a second surface of the base layer, and a fourth conductive layer disposed on the third conductive layer in first and second non-folding regions. The second auxiliary conductive layer is electrically connected to the third conductive layer via a contact hole passing through the first auxiliary conductive layer and the base layer.
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