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公开(公告)号:US09627463B2
公开(公告)日:2017-04-18
申请号:US14556087
申请日:2014-11-28
Applicant: LG Display Co., Ltd.
Inventor: SeYeoul Kwon , HeeSeok Yang , Chanwoo Lee , Sangcheon Youn , YoonDong Cho , Saemleenuri Lee , Soyoung Jo , DongYoon Kim , Anna Ha
CPC classification number: H01L27/3276 , H01L27/3258 , H01L51/0097 , H01L2251/5338 , Y02E10/549 , Y02P70/521
Abstract: There is provided a flexible display having a plurality of innovations configured to allow bending of a portion or portions to reduce apparent border size and/or utilize the side surface of an assembled flexible display.
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公开(公告)号:US20230209982A1
公开(公告)日:2023-06-29
申请号:US17964892
申请日:2022-10-12
Applicant: LG Display Co., Ltd.
Inventor: DongYoon Kim , Gyujae Yohn
CPC classification number: H01L51/0097 , H01L27/3276 , H01L51/003 , H01L51/5281 , H01L2227/326 , H01L2251/5338
Abstract: According to an exemplary embodiment of the present disclosure, a display device includes a substrate which includes an active area including a plurality of sub pixels and a non-active area and is formed of one of transparent conducting oxide and an oxide semiconductor layer, a film member disposed below the substrate, an adhesive layer disposed between the film member and the substrate, and an insulating layer disposed on the substrate, the substrate includes a plurality of substrate patterns, and an air gap defined by the plurality of substrate patterns, the insulating layer, and the adhesive layer is disposed on the adhesive layer. Accordingly, the tearing defect of the substrate by the LLO process is suppressed and the generation and the propagation of the crack generated when the display device is bent or folded may be minimized.
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公开(公告)号:US10985333B2
公开(公告)日:2021-04-20
申请号:US16222590
申请日:2018-12-17
Applicant: LG DISPLAY CO., LTD.
Inventor: DongYoon Kim , YounYeol Yu , Hoiyong Kwon
IPC: H01L51/00 , H01L27/32 , H01L51/52 , H01L27/15 , H01L23/498 , B65H75/44 , H01L33/48 , H01L33/50 , H01L33/58
Abstract: Discussed are a flexible display apparatus and a rollable display apparatus comprising the same, in which rigidity reliability is secured against a physical impact. The flexible display panel includes a display unit provided on a flexible substrate and a back cover disposed on a rear surface of the flexible display panel. The back cover includes a panel supporting part including a plurality of openings, having a size greater than a width of the flexible display panel, and supporting the flexible display panel, and a sidewall part protruding from each of one edge and another edge of the panel supporting part.
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公开(公告)号:US20200214149A1
公开(公告)日:2020-07-02
申请号:US16718942
申请日:2019-12-18
Applicant: LG Display Co., Ltd.
Inventor: JaeSung Lee , DongYoon Kim , DoJin Kim
Abstract: A display system includes a first display coupled to a roller and a second display coupled to the roller such that the first and second displays can be rolled about the roller for storage and transportation and unrolled from the roller to form a large area display. The second rollable display can be rolled about the roller with a rear surface of the second rollable display in direct contact with an outer surface of the roller and the first rollable display can be rolled about the roller with a front surface of the first rollable display in direct contact with a front surface of the second rollable display. First and second flexible films, first and second source printed circuit boards, first and second flexible cables, and first and second control printed circuit boards can be located inside the roller.
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公开(公告)号:US10431769B2
公开(公告)日:2019-10-01
申请号:US16260194
申请日:2019-01-29
Applicant: LG DISPLAY CO., LTD.
Inventor: DongYoon Kim , YounYeol Yu
Abstract: A flexible organic light emitting device including a flexible substrate having an active area and a pad area; an organic light emitting diode layer disposed on the active area; an adhesive layer disposed on the organic light emitting diode layer; an encapsulation substrate disposed on the adhesive layer; a cover layer disposed between the active area and the pad area; and a back film disposed on a lower surface of the flexible substrate, further the encapsulation substrate has a curved upper surface outside the active area, also the cover layer decreases in thickness from the active area toward the pad area.
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公开(公告)号:US11309376B2
公开(公告)日:2022-04-19
申请号:US16714152
申请日:2019-12-13
Applicant: LG Display Co., Ltd.
Inventor: DongYoon Kim , JaeSung Lee
Abstract: A display device is disclosed that includes one or more crack detection units. The crack detection units can detect a crack position in the display device without requiring the disassembly of the display device. The crack detection units may be disposed across one or more non-active areas of the display device.
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公开(公告)号:US11172583B2
公开(公告)日:2021-11-09
申请号:US16718942
申请日:2019-12-18
Applicant: LG Display Co., Ltd.
Inventor: JaeSung Lee , DongYoon Kim , DoJin Kim
Abstract: A display system includes a first display coupled to a roller and a second display coupled to the roller such that the first and second displays can be rolled about the roller for storage and transportation and unrolled from the roller to form a large area display. The second rollable display can be rolled about the roller with a rear surface of the second rollable display in direct contact with an outer surface of the roller and the first rollable display can be rolled about the roller with a front surface of the first rollable display in direct contact with a front surface of the second rollable display. First and second flexible films, first and second source printed circuit boards, first and second flexible cables, and first and second control printed circuit boards can be located inside the roller.
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公开(公告)号:US10256431B2
公开(公告)日:2019-04-09
申请号:US16030135
申请日:2018-07-09
Applicant: LG DISPLAY CO., LTD.
Inventor: DongYoon Kim , YounYeol Yu
Abstract: An organic light emitting device includes a base substrate having an active area and a pad area, an organic light emitting diode layer disposed on the active area, an encapsulation substrate disposed on the organic light emitting diode layer, a signal pad disposed on the pad area, and a cover layer provided between the active area and the pad area. Further, the cover layer and a portion of the encapsulation substrate are provided outside the active area.
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公开(公告)号:US09647052B2
公开(公告)日:2017-05-09
申请号:US14948106
申请日:2015-11-20
Applicant: LG Display Co., Ltd.
Inventor: Sangcheon Youn , HeeSeok Yang , Sanghyeon Kwak , YoonDong Cho , SeYeoul Kwon , Saemleenuri Lee , SoYoung Jo , DongYoon Kim , AnNa Ha
IPC: H01L27/32 , H02K1/02 , H05K1/02 , H01L51/52 , H01L23/498 , H01L51/00 , G02F1/1333 , G02F1/1345
CPC classification number: H01L27/3276 , G02F1/133305 , G02F1/13452 , H01L23/4985 , H01L51/0097 , H01L51/5203 , H01L2251/5338 , H01L2924/0002 , H05K1/0281 , H01L2924/00
Abstract: A flexible display substrate, a flexible organic light emitting display device, and a method of manufacturing the same are provided. The flexible display substrate comprises a flexible substrate including a display area and a non-display area extending from the display area, a first wire formed on the display area of the flexible substrate, and a second wire formed on the non-display area of the flexible substrate, wherein at least a part of the non-display area of the flexible substrate is curved in a bending direction, and the second wire formed on at least a part of the non-display area of the flexible substrate includes a first portion formed to extend in a first direction and a second portion formed to extend in a second direction.
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公开(公告)号:US20240224593A1
公开(公告)日:2024-07-04
申请号:US18466455
申请日:2023-09-13
Applicant: LG Display Co., Ltd.
Inventor: DongYoon Kim
IPC: H10K59/121 , H10K59/131 , H10K59/80
CPC classification number: H10K59/1213 , H10K59/131 , H10K59/8722
Abstract: A display device includes a first substrate, an inorganic layer disposed on the first substrate, a planarization layer disposed on the inorganic layer, a second substrate disposed on the planarization layer and has an end that is inset from an end of the first substrate such that the end of the first substrate extends past the end of the second substrate, a seal member covering a portion of the second substrate, an adhesive layer that is spaced apart from the seal member and on the second substrate, and a back cover on the adhesive layer and is bonded to the second substrate by the adhesive layer. Accordingly, bubbles generated due to the step difference between the seal member and the second substrate are blocked to reduce the crack generated in the inorganic layer.
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