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公开(公告)号：US11369029B2
公开(公告)日：2022-06-21
申请号：US17256161
申请日：2020-06-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaofei Luo , Shangchieh Chu , Yanyan Yang , Baofeng Sun
Abstract: The present disclosure proposes a rollable display device, including a scroll and a flexible screen. The scroll includes a housing and a rotating shaft, the rotating shaft is rotatably disposed in the housing, and the flexible screen includes a connecting end, the flexible screen is coupled to the rotating shaft through the connecting end, and the flexible screen is configured to be retractably wound on the rotating shaft. The flexible screen includes a cover film and an adhesive frame. The cover film includes a connecting section adjoining the connecting end. The adhesive frame is disposed on a side of the connecting section of the cover film facing the rotating shaft. The connecting section is coupled to the rotating shaft through the adhesive frame, and an orthographic projection of the connecting section on a plane perpendicular to an axial direction of the rotating shaft is arc-shaped or spiral-shaped.
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公开(公告)号：US12045093B2
公开(公告)日：2024-07-23
申请号：US17770248
申请日：2021-06-01
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shangchieh Chu , Xiaofei Luo , Yanyan Yang , Hong Zhu , Zongyuan Wang
CPC classification number: G06F1/1652 , G06F1/1624 , G06F1/1656 , G09F9/301
Abstract: A displaying device and an electronic device. The displaying device includes: a first housing, a second housing, a flexible screen, a supporting strip and a telescopic rod; first housing and second housing face each other, and the first housing is provided with an opening at a position facing the second housing; one end of flexible screen is winded inside first housing, and the other end protrudes out of opening and is fixed to second housing; one end of supporting strip is winded inside first housing, the other end protrudes out of opening and is fixed to second housing, and a portion of supporting strip that protrudes out of first housing clings to a bottom of flexible screen; and telescopic rod is disposed at a bottom of supporting strip, and one end of telescopic rod is fixed to first housing, and the other end is fixed to the second housing.
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公开(公告)号：US12045092B2
公开(公告)日：2024-07-23
申请号：US17628895
申请日：2021-04-13
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xiaofei Luo , Shangchieh Chu , Hong Zhu
IPC: G06F1/16
CPC classification number: G06F1/1652 , G06F1/1681
Abstract: A rollable display device, including a housing, a driving mechanism and a flexible bearing film which are provided in the housing, and a flexible display screen. The flexible bearing film is configured to rotate under the driving of the driving mechanism; a first end of the flexible display screen is fixed to the flexible bearing film, a second end of the flexible display screen is configured to extend out of the housing from an opening formed in the housing, and the flexible display screen can be rolled on the flexible bearing film and can be unfolded under the pulling of external force.
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14.发明授权公开(公告)号：US11961424B2
公开(公告)日：2024-04-16
申请号：US17482078
申请日：2021-09-22
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Biao Gao , Zhao Li , Xiaofei Luo
IPC: H10K50/84 , G09F9/30 , H10K50/80 , H10K50/842 , H10K50/844 , H10K50/86 , H10K59/40 , H10K77/10 , G02F1/1333 , G06F1/16 , H10K102/00
CPC classification number: G09F9/301 , H10K50/8426 , H10K50/844 , H10K50/868 , H10K77/111 , G02F1/133305 , G02F1/133331 , G06F1/1641 , G06F1/1652 , G09G2380/02 , H10K59/40 , H10K2102/311
Abstract: A display panel includes a base substrate and a flexible substrate layer. The base substrate includes a flat portion and a curved portion extending from the flat portion and curved towards a side of the base substrate facing away a display surface of the display panel. The flexible substrate layer includes a first portion on a side of the base substrate facing the display surface and a second portion on a side of the base substrate facing away from the display surface. The first portion includes a pixel circuit and the second portion includes a signal line electrically connected to the pixel circuit. The display panel further includes a support structure including a support surface facing away from the display surface, the second portion is coupled to the support surface, and a plane of the support surface intersects a plane of the flat portion of the base substrate.
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公开(公告)号：US11778762B2
公开(公告)日：2023-10-03
申请号：US17259379
申请日：2020-03-26
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yanyan Yang , Shangchieh Chu , Xiaofei Luo
CPC classification number: H05K5/0217 , B60K35/00 , B60R11/0229 , H05K5/0017 , B60K2370/1533 , B60K2370/67 , B60K2370/774 , B60R2011/0007 , B60R2011/0014
Abstract: A display assembly includes a storage box and a flexible display screen. A storage groove is formed in the storage box and a side of the storage groove is open. The flexible display screen is able to be switched between an unfolded state and a folded state. In the unfolded state, the flexible display screen is unfolded and covers an open side of the storage groove, and in the folded state, the flexible display screen is folded or wound, and the open side of the storage groove is at least partially exposed.
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Patent Agency Ranking
公开(公告)号：US11730288B2
公开(公告)日：2023-08-22
申请号：US16887730
申请日：2020-05-29
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xiaofei Luo , Shangchieh Chu , Yanyan Yang
CPC classification number: A47G5/02 , G09F9/301 , G09F15/0012 , G09F15/0062 , G06F1/1652
Abstract: The present disclosure provides a display device and a support structure thereof, the support structure being configured to support a flexible display screen and comprising a support component and a synchronous transmission component, wherein: the support component comprises two telescopic rods, and has a fixed side fixed relative to a fixed side edge of the flexible display screen, and a movable side extendable and retractable with expansion or winding of a movable side edge of the flexible display screen; and the synchronous transmission component is connected to the support component, and is configured to move ends of the two telescopic rods on the movable side of the support component synchronously in a direction parallel to the movable side edge of the flexible display screen.
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公开(公告)号：US11469395B2
公开(公告)日：2022-10-11
申请号：US17048705
申请日：2020-04-24
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaofei Luo , Shangchieh Chu , Hong Zhu , Yanyan Yang , Baofeng Sun
Abstract: The present disclosure discloses a rollable display device, including: a flexible display panel; a reel connected to one end of the flexible display panel, around which the flexible display panel is rollable and extendable; a support structure arranged on two side edges of the flexible display panel in a rolling direction thereof, and provided with a first fixing portion; wherein the reel is provided with a second fixing portion matched with the first fixing portion for fixing the support structure and the reel when the flexible display panel is rolled.
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公开(公告)号：US12197251B2
公开(公告)日：2025-01-14
申请号：US17912861
申请日：2021-11-19
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xiaofei Luo , Shangchieh Chu , Yanyan Yang
IPC: G06F1/16
Abstract: A flexible support layer and a flexible display device are provided, and the flexible support layer includes at least two non-bending regions and at least one bending region connecting two adjacent non-bending regions, wherein a bending region includes a fixed region and a pattern region located between the fixed region and a non-bending region, a support strip is provided at one side of the pattern region.
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公开(公告)号：US20240402763A1
公开(公告)日：2024-12-05
申请号：US18697317
申请日：2023-08-09
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaofei Luo , Zhao Li , Yanyan Yang
IPC: G06F1/16
Abstract: Display module and device are disclosed. The display module includes a display area, a bonding area, a bending area, a support structure, and first and second back film layers; the bending area has a bending start position and a bending end position; the first back film layer has a first end adjacent to the bending area, the second back film layer has a fourth end adjacent to the bending area, there is a gap between the first end and the bending start position, and between the fourth end and the bending end position; a light-emitting side of the display area is provided with a polarizer, and the polarizer has a second end which is flush with the bending start position; and a third end of a limiting support layer is flush with the bending end position.
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公开(公告)号：US12058825B2
公开(公告)日：2024-08-06
申请号：US17772485
申请日：2021-07-07
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xiaofei Luo , Shangchieh Chu , Hong Zhu , Yanyan Yang
CPC classification number: H05K5/0217 , H05K5/0018
Abstract: A flexible display apparatus includes a support frame, a housing, a roller, a flexible display screen, and a limit mechanism; wherein the support frame includes a scissor rack; the housing includes a first portion and a second portion that are detachable; the roller is disposed in the first portion, one end of the flexible display screen is connected to the roller, and the other end of the flexible display screen is connected to the second portion; and the limit mechanism is connected to the scissor rack, and the limit mechanism is disposed on at least one of the first portion and the second portion to limit relative movement between a symmetry axis of the scissor rack and a portion where the limit mechanism is disposed.
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