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31.发明申请公开(公告)号：US20220129074A1
公开(公告)日：2022-04-28
申请号：US17486686
申请日：2021-09-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yuju CHEN
Abstract: This application provides a haptics structure and a method for fabricating the same, a touch display panel and a touch display device. The haptics structure includes: a base substrate; a platelike deformer on the base substrate; and a strain gauge structure. The deformer includes a first transparent electrode, a second transparent electrode and an electrostrictive material layer between the first transparent electrode and the second transparent electrode, and the electrostrictive material layer is deformed when a voltage is applied between the first transparent electrode and the second transparent electrode. The strain gauge structure is located on a side of the deformer away from the base substrate, and is configured to measure a deformation amount of the deformer.
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公开(公告)号：US20220102616A1
公开(公告)日：2022-03-31
申请号：US17486717
申请日：2021-09-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yuju CHEN
IPC: H01L41/047 , H01L41/187 , H01L41/053 , H01L41/25 , H01L41/08 , H01L41/33 , H01L41/312 , H01L41/29
Abstract: This application provides a piezoelectric component, a piezoelectric apparatus and a method for manufacturing the same, and relates to the field of piezoelectric technologies. In order to solve a problem of a relatively large misalignment between a piezoelectric component and a target transfer position on a glass substrate occurred after the piezoelectric component is transferred in the related transfer methods, and to improve the transfer accuracy of the piezoelectric component. The piezoelectric component includes: a component body and at least one electrode structure arranged on a side of the component body. The at least one electrode structure includes a plurality of strip-shaped electrode pins, and the plurality of electrode pins is arranged at intervals.
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公开(公告)号：US20190393202A1
公开(公告)日：2019-12-26
申请号：US16445777
申请日：2019-06-19
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yuju CHEN
Abstract: The present disclosure provides display substrate and a fabrication method thereof, a display panel and a display device. The display substrate has a plurality of pixel regions, and includes an anode, a light-emitting layer and a cathode in each pixel region. In each pixel region, the light-emitting layer includes a plurality of light-emitting units spaced apart from each other, both the anode and the cathode are conductive layers each having an integral structure, and the plurality of light-emitting units are connected to the anode and the cathode, respectively.
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公开(公告)号：US20240370090A1
公开(公告)日：2024-11-07
申请号：US18686940
申请日：2021-10-18
Inventor： Xiaotong LIU , Yingzi WANG , Yuju CHEN
IPC: G06F3/01
Abstract: A tactile feedback apparatus includes a tactile feedback substrate and a controller. The tactile feedback substrate includes a base substrate, a first electrode layer, a piezoelectric layer, and a second electrode layer that are laminated sequentially. A plurality of electrode pairs arranged sequentially along a row direction are formed in a portion where the first electrode layer and the second electrode layer overlap with each other. The controller is configured to be capable of determining one driving mode from a plurality of driving modes as a target driving mode. In any of the driving modes, the electrode pairs are combined to form a plurality of driving units adjoined in sequence along the row direction. The number of the electrode pairs in each driving unit is different in different driving modes. The controller is further configured to drive one or more of the driving units of the target driving mode.
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公开(公告)号：US20240367197A1
公开(公告)日：2024-11-07
申请号：US18032262
申请日：2022-04-29
Inventor： Yuju CHEN
Abstract: A piezoelectric actuator includes: a base substrate, a piezoelectric device, a first heat dissipation layer, and a wire routing layer. The piezoelectric device is on the base substrate and includes at least one piezoelectric unit. Each piezoelectric unit includes a first electrode, a piezoelectric layer and a second electrode which are laminated on the base substrate in sequence. The first heat dissipation layer is on a side of the piezoelectric device facing away from the base substrate and has a first via hole. An orthographic projection of the first via hole on the base substrate overlaps an orthographic projection of the second electrode on the base substrate. The wire routing layer is on a side of the first heat dissipation layer facing away from the base substrate and includes a wire route. An end of the wire route is electrically connected to the second electrode through the first via hole.
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Patent Agency Ranking
公开(公告)号：US20240349612A1
公开(公告)日：2024-10-17
申请号：US18292277
申请日：2022-07-01
CPC classification number: H10N30/302 , G06F3/016 , H10N30/85 , H10N30/872
Abstract: Embodiments of the present disclosure provide a piezoelectric sensor and a tactile feedback device. The piezoelectric sensor includes: a base substrate, and a first electrode layer, a first blocking layer, a piezoelectric material layer and a second electrode layer that are successively stacked on the base substrate, wherein the first electrode layer is close to the base substrate, and the first blocking layer is used for blocking the diffusion of ions of the piezoelectric material layer to the first electrode layer.
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公开(公告)号：US20240329739A1
公开(公告)日：2024-10-03
申请号：US18034549
申请日：2022-03-25
Applicant: BOE Technology Group Co., Ltd.
Inventor： Dexing QI , Yuju CHEN , Hui HUA , Yingzi WANG
CPC classification number: G06F3/016 , G06F3/04164 , G06F3/0445 , G06F3/0446
Abstract: Provides are a haptic feedback substrate and apparatus. The haptic feedback substrate includes: a base substrate; a first electrode layer, the first electrode layer is electrically connected to a ground voltage input end; a piezoelectric film layer at one side of the first electrode layer facing away from the base substrate; a second electrode layer at one side of the piezoelectric film layer facing away from the base substrate, the second electrode layer is divided into vibration zones, each vibration zone includes at least one second electrode, second electrodes in each vibration zone are electrically connected to the same drive voltage input end, second electrodes in different vibration zones are electrically connected to different drive voltage input ends; the first and second electrode layers form an alternating electric field, the piezoelectric film layer vibrates under the action of the alternating electric field and drive the base substrate to resonate.
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公开(公告)号：US20240246115A1
公开(公告)日：2024-07-25
申请号：US18016264
申请日：2022-02-24
Inventor： Yuju CHEN
IPC: B06B1/06 , B60K35/25 , G02F1/1333 , G06F3/01 , H02N2/00
CPC classification number: B06B1/0629 , G06F3/016 , H02N2/0075 , B06B2201/55 , B60K35/25 , B60K2360/1434 , B60K2360/816 , G02F1/13338
Abstract: Embodiments of the present disclosure provide a vibration panel and a touch display apparatus. The vibration panel includes: a fixed substrate; a piezoelectric device, located on the fixed substrate, and configured to generate an inverse piezoelectric effect to generate vibration under an action of an alternating voltage signal; and a vibration transmission structure, located on the piezoelectric device, and configured to transmit force generated during vibration of the piezoelectric device.
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公开(公告)号：US20240244768A1
公开(公告)日：2024-07-18
申请号：US18579942
申请日：2022-07-01
Inventor： Xiaotong LIU , Yuju CHEN , Yongchun TAO , Hui HUA , Zhiming YANG , Jijing HUANG , Hengfei ZHANG , Yingzi WANG
CPC classification number: H05K5/0018 , G06F3/016 , H05K5/02 , G06F3/044 , G06F2203/04107
Abstract: A display device is disclosed. The display device includes a module outer frame, including a display opening window, where an accommodation space is formed inside the module outer frame; a display module, fixed in the accommodating space, where a light emitting side of the display module faces the display opening window; a touch module, fixed between the display module and the display opening window, where the touch module includes a haptic sensor configured to generate a standing wave on a surface of the touch module during operation; a first isolation structure, arranged between the touch module and the module outer frame, where the first isolation structure is configured to isolate the touch module from the module outer frame; and a second isolation structure, arranged between the display module and the touch module, where the second isolation structure is configured to isolate the display module from the touch module.
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40.发明公开公开(公告)号：US20240215456A1
公开(公告)日：2024-06-27
申请号：US17757805
申请日：2021-08-27
Inventor： Xiaotong LIU , Yuju CHEN
IPC: H10N39/00
CPC classification number: H10N39/00
Abstract: Disclosed are a vibration panel, a manufacturing method and driving method therefor and a vibration apparatus. The vibration panel includes: a base substrate (1) having at least one vibration element (A), where at least one annular hollow pattern (11) is provided at a portion, corresponding to each vibration element (A), of the base substrate (1), an orthographic projection of the annular hollow pattern (11) corresponding to each vibration element (A) on the base substrate (1) is non-closed, and the annular hollow pattern (11) corresponding to each vibration element (A) has a different total area; and at least one driver (2) positioned on one side of the base substrate (1), each driver (2) being configured to drive at least one vibration element (A) to independently vibrate.
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