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1.发明公开公开(公告)号：US20240361839A1
公开(公告)日：2024-10-31
申请号：US18029343
申请日：2022-06-16
Inventor： Yuju CHEN
IPC: G06F3/01 , G06F3/041 , G06F3/0488
CPC classification number: G06F3/016 , G06F3/0412 , G06F3/0488
Abstract: Disclosed are a haptic feedback method, a driver circuit of a haptic feedback film layer, and a haptic feedback apparatus. The haptic feedback method includes determining a touch position corresponding to a touch operation received by the haptic feedback film layer; determining a target driving signal corresponding to the touch position, wherein the target driving signal includes a plurality of sub-signals with different signal parameters; and driving the haptic feedback film layer to vibrate through the target driving signal.
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公开(公告)号：US20240298544A1
公开(公告)日：2024-09-05
申请号：US18043397
申请日：2022-03-31
CPC classification number: H10N30/708 , H10N30/20 , H10N30/8554 , H10N30/875 , H10N30/883 , G06F3/016
Abstract: Disclosed are a piezoelectric sensor and a driving method therefor, and a haptic feedback apparatus. The piezoelectric sensor includes: a substrate, and a first electrode laver, a piezoelectric film laver and a second electrode laver that are located on the substrate, where the first electrode laver is grounded, and the second electrode laver is coupled to a driving signal end. The driving method includes: loading a grounding signal to the first electrode laver, and loading a driving signal on which a direct current voltage and an alternating current voltage are superimposed to the second electrode layer.
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公开(公告)号：US20240211065A1
公开(公告)日：2024-06-27
申请号：US17913801
申请日：2021-09-29
Inventor： Yongchun TAO , Yuju CHEN , Yingzi WANG
CPC classification number: G06F3/0416 , G06F3/016
Abstract: Provided are a display device and a touch control method therefor. The display device includes a display panel, a touch screen disposed on the display panel, and a processor connected to the display panel and the touch screen; the display panel including a display area and a non-display area. The display device further comprises: a driver located in the non-display area of the display panel. The processor is further configured to generate, according to the touch position and the touch control action, a modulation signal corresponding to the touch position and the touch control action; and the driver is configured to receive the modulation signal corresponding to the touch position and the touch control action sent by the processor, and drive the touch screen to perform full-screen vibration.
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4.发明申请公开(公告)号：US20220314277A1
公开(公告)日：2022-10-06
申请号：US17426863
申请日：2020-10-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yuju CHEN
IPC: B06B1/06 , H01L41/047 , H01L41/053 , H01L41/35 , H01L41/27
Abstract: There are provided an acoustic wave transducing unit and a method for manufacturing the same, and an acoustic wave transducer. The acoustic wave transducing unit includes: a substrate; a first electrode on the substrate; a supporting portion on a side of the first electrode away from the substrate; a diaphragm layer on a side of the supporting portion away from the substrate; a release hole penetrating through at least the diaphragm layer; the supporting portion, the diaphragm layer and the first electrode define a vibration chamber, the vibration chamber is communicated with the release hole, the supporting portion is lattice-matched with the first electrode, the supporting portion is lattice-matched with the diaphragm layer; a material of the supporting portion can be decomposed into a metal simple substance and a gas under an action of laser; Photon Energy of the supporting portion is smaller than that of the diaphragm layer.
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公开(公告)号：US20220165642A1
公开(公告)日：2022-05-26
申请号：US17489632
申请日：2021-09-29
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yuju CHEN
Abstract: A tactile representation device is provided. The tactile representation device includes a substrate and a semiconductor temperature control assembly disposed on the substrate. The substrate includes a plurality of deformable regions and a plurality of node regions that are alternately disposed in a first direction, wherein the deformable regions are deformable but the node regions are not deformable. The semiconductor temperature control assembly includes a plurality of semiconductor temperature control units. Each of the semiconductor temperature control units includes a hot terminal electrode, a P-side electrode, an N-side electrode, a P-type semiconductor, and an N-type semiconductor. Each of the hot terminal electrodes is disposed in each of the deformable regions, and each of the P-side electrodes and each of the N-side electrodes are disposed in each of the node regions.
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Patent Agency Ranking
公开(公告)号：US20240389464A1
公开(公告)日：2024-11-21
申请号：US18033622
申请日：2022-05-26
Abstract: A vibration device, a touch display panel and an electronic product are provided. The vibration device includes a base substrate, a first transparent conductive anti-diffusion layer and a piezoelectric material layer. The first transparent conductive anti-diffusion layer is located on the base substrate; the piezoelectric material layer is located at a side of the first transparent conductive anti-diffusion layer away from the base substrate, and the first transparent conductive anti-diffusion layer is configured to prevent oxygen from entering the piezoelectric material layer.
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公开(公告)号：US20240260474A1
公开(公告)日：2024-08-01
申请号：US18006458
申请日：2022-01-29
Applicant: BOE Technology Group Co., Ltd.
Inventor： Dexing QI , Yuju CHEN , Hui HUA , Yingzi WANG
Abstract: Embodiments in the present disclosure provide a vibration panel and a drive method therefor, and a haptic feedback device. The vibration panel includes: a substrate; a piezoelectric sensor located on one side of the substrate, where the piezoelectric sensor driven by an excitation signal is configured to vibrate, and to drive the substrate to vibrate; and a regulation structure, where the regulation structure is configured to regulate a characteristic frequency of the substrate, so as to make a resonant frequency of the substrate satisfy a preset range.
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公开(公告)号：US20240241582A1
公开(公告)日：2024-07-18
申请号：US18005298
申请日：2022-01-29
Inventor： Yuju CHEN
CPC classification number: G06F3/016 , G06F3/0445
Abstract: Embodiments of the disclosure provide a touch panel and a touch device. The touch panel includes: a touch structure; a tactile sensor stacked with the touch structure and configured to generate a standing wave on a surface of the touch panel during operation to realize tactile reproduction; and a first electrode layer located between the touch structure and the tactile sensor, where the first electrode layer is insulated from the tactile sensor and the touch structure, and the first electrode layer is grounded.
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公开(公告)号：US20240224809A1
公开(公告)日：2024-07-04
申请号：US17800589
申请日：2021-11-25
Inventor： Yuju CHEN
CPC classification number: H10N30/875 , B06B1/0622 , H10N30/1071 , H10N30/88 , G08B6/00
Abstract: Embodiments of the present disclosure provide a piezoelectric sensor and a haptic feedback apparatus. The piezoelectric sensor includes a base substrate; at least one piezoelectric device located on the base substrate; an organic insulation layer located on one side, facing away from the base substrate, of the piezoelectric device; an inorganic insulation layer located on one side, facing away from the base substrate, of the organic insulation layer, and a wiring layer located on one side, facing away from the base substrate, of the inorganic insulation layer.
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10.发明公开公开(公告)号：US20240047863A1
公开(公告)日：2024-02-08
申请号：US17640846
申请日：2021-04-23
IPC: H01Q1/38
CPC classification number: H01Q1/38
Abstract: The present disclosure provides a manufacturing method of a metal mesh, a thin film sensor and a manufacturing method of the thin film sensor, and belongs to the technical field of electronic devices. The manufacturing method of the metal mesh of the present disclosure includes: providing a base substrate; forming a pattern including a first epitaxial structure on the base substrate through a patterning process, wherein the first epitaxial structure has a first groove in a mesh shape; forming a first dielectric layer covering on a side of the first epitaxial structure away from the base substrate, so as to form a second groove in a mesh shape; and forming a metal material in the second groove on a side of the first dielectric layer away from the base substrate through a patterning process, so as to form a metal mesh.
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