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公开(公告)号：US11979737B2
公开(公告)日：2024-05-07
申请号：US17762323
申请日：2021-04-15
发明人： Yue Gou , Yingming Liu , Yaqian Ji , Xiufeng Li , Yanling Han , Chenyang Zhang , Peixiao Li , Yuzhen Guo , Wenchao Han , Lianghao Zhang
CPC分类号： H04S7/303 , H04S2400/11
摘要： A display device and an operation method of the display device are provided in the present disclosure. The display device includes a display screen a sound-generation driving module, and further includes an acoustic scanning module, arranged on a non-display side of the display screen and configured to determine a spatial contour of a space where the display device is located through acoustic scanning; a viewer position detection module, configured to detect viewer coordinates in the space where the display device is located; and a control module, configured to control the sound-generation driving module to generate sound in accordance with the spatial contour and the viewer coordinates.
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公开(公告)号：US11790685B2
公开(公告)日：2023-10-17
申请号：US17050193
申请日：2019-11-21
发明人： Yuzhen Guo , Yingming Liu , Haisheng Wang , Xiufeng Li , Peixiao Li , Yanling Han , Chenyang Zhang , Lijun Zhao , Yaqian Ji , Xue Dong , Xiaochuan Chen
CPC分类号： G06V40/1306 , G06F21/32 , G10K11/30
摘要： The present disclosure provides a fingerprint identification structure and a display device. The fingerprint identification structure includes an acoustic wave emitter, a focus acoustic lens, and a sound wave receiver. The acoustic lens are between the acoustic wave emitter and the sound wave receiver, the acoustic wave emitter is at a focal position of the acoustic lens and configured to emit acoustic wave toward the acoustic lens, the acoustic wave receiver is configured to detect the intensity distribution of the acoustic wave emitted by the acoustic wave emitter after the acoustic wave sequentially passes through the acoustic lens and the acoustic wave receiver, reaches the surface of the finger and is reflected back by the surface of the finger. The fingerprint recognition structure improves design flexibility.
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3.发明授权公开(公告)号：US11902761B2
公开(公告)日：2024-02-13
申请号：US17765225
申请日：2021-05-08
发明人： Yanling Han , Yingming Liu , Yuzhen Guo , Chenyang Zhang , Peixiao Li , Xiufeng Li , Yaqian Ji , Yue Gou , Wei Sun , Wenchao Han , Lianghao Zhang
CPC分类号： H04R3/12 , G06F3/011 , H04R1/028 , H04R1/403 , H04R17/00 , H04R29/002 , H04R2201/028 , H04R2201/401 , H04R2499/15
摘要： The present disclosure provides a sound producing device, a method for driving the sound producing device, a display panel and a display apparatus. The sound producing device includes a recognition element, a directional sound production element and a control element, where the recognition element is connected with the control element and is configured to acquire information relating to a person in a preset range and transmit the acquired information relating to the person to the control element; the control element is connected with the directional sound production element and is configured to acquire a corresponding audio signal according to the acquired information relating to the person and control the directional sound production element to send out a sound wave according to the acquired audio signal.
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4.发明授权公开(公告)号：US11762509B2
公开(公告)日：2023-09-19
申请号：US17764848
申请日：2021-04-14
发明人： Yaqian Ji , Yuzhen Guo , Yingming Liu , Yanling Han , Chenyang Zhang , Xiufeng Li , Peixiao Li , Yue Gou
CPC分类号： G06F3/043 , G06F3/0412 , G06V40/1306 , G06F2203/04103
摘要： An ultrasonic pattern recognition assembly comprising: a substrate; a receiving member comprising at least one receiving electrode disposed on the substrate; a piezoelectric layer disposed on the substrate and covering the receiving member; a seed member comprising at least one seed block disposed on at least a portion of the piezoelectric layer; an insulating member disposed on the seed member and having at least one exposed portion, the at least one exposed portion exposing a portion of a surface of the seed member; and a transmitting member comprising at least one transmitting electrode disposed on the seed member, the at least one transmitting electrode extending from a surface of the seed member exposed by the exposed portion in a direction away from the substrate. A display device and a method of fabricating an ultrasonic pattern recognition assembly are also disclosed.
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公开(公告)号：US11288478B2
公开(公告)日：2022-03-29
申请号：US16639309
申请日：2019-09-17
发明人： Yingming Liu , Haisheng Wang , Xiaoliang Ding , Xiufeng Li , Pengpeng Wang , Chenyang Zhang , Yaqian Ji , Peixiao Li , Jing Liu , Ruituo Wang , Lei Chen
摘要： A fingerprint identification module, a manufacturing method and driving method thereof, and a display device. The fingerprint identification module includes: a driving backplate, including a substrate, identification circuits on the substrate, the identification circuits having a first electrode pad, a second electrode pad; acoustic units including: a first electrode; a piezoelectric film layer positioned on the side, close to the driving backplate, of the first electrode; a second electrode positioned on the side, close to the driving backplate, of the piezoelectric film layer; a first lead-out terminal electrically connected with the first electrode; a second lead-out terminal electrically connected with the second electrode; cavities being in one-to-one correspondence to the acoustic units, the cavities positioned between the second electrodes and the substrate, and one side face, away from the substrate, of cavity being defined by at least one side face, close to the substrate, of the second electrode.
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公开(公告)号：US11829552B2
公开(公告)日：2023-11-28
申请号：US17041109
申请日：2020-04-08
发明人： Yingming Liu , Haisheng Wang , Xiaoliang Ding , Lei Wang , Peixiao Li
CPC分类号： G06F3/04166 , G06F3/043 , G06F3/04164 , G06V40/1306 , G06V40/1359
摘要： The display panel comprises: a display substrate and a touch detection device; wherein the touch detection device comprises: a touch substrate located on a side of the display substrate away from a display surface, and a plurality of ultrasonic detection units located on a side of the touch substrate away from the display substrate; the ultrasonic detection unit comprises: a first electrode located on a side of the touch substrate away from the display substrate, a plurality of second electrodes between the touch substrate and the first electrode, and a piezoelectric induction layer between the first electrode and the second electrodes; in a fingerprint recognition stage, at least a part of the ultrasonic detection units in a fingerprint recognition area are used as an ultrasonic-generating source, and the second electrodes in at least a part of the ultrasonic detection units in the fingerprint recognition area respectively output fingerprint recognition signals.
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7.发明授权公开(公告)号：US11579274B2
公开(公告)日：2023-02-14
申请号：US16832786
申请日：2020-03-27
发明人： Xiufeng Li , Yingming Liu , Haisheng Wang , Xiaoliang Ding , Pengpeng Wang , Yuzhen Guo , Lijun Zhao , Chenyang Zhang , Yaqian Ji , Yanling Han , Peixiao Li
IPC分类号： G01S7/52 , B06B1/06 , B06B1/02 , H01L41/113 , H01L41/047 , H01L41/18
摘要： An ultrasonic sensing module, an ultrasonic sensing device and a control method thereof, and a display device. The ultrasonic sensing module includes a first electrode layer, a piezoelectric layer, a receiving electrode layer and an emission electrode layer. The first electrode layer is on a first side of the piezoelectric layer; the receiving electrode layer and the emission electrode layer insulated from the receiving electrode layer are on a second side of the piezoelectric layer; and the second side is opposite to the first side.
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公开(公告)号：US20220036027A1
公开(公告)日：2022-02-03
申请号：US17280374
申请日：2020-08-21
发明人： Xiufeng Li , Yingming Liu , Haisheng Wang , Xue Dong , Yuzhen Guo , Lijun Zhao , Chenyang Zhang , Yaqian Ji , Yanling Han , Peixiao Li
摘要： A fingerprint identification module and a driving method therefor, and a display apparatus. The fingerprint identification module includes a base substrate and a plurality of fingerprint identification regions located on the base substrate, each fingerprint identification region includes a plurality of receiving electrodes, a piezoelectric material layer and a plurality of driving electrodes; and the plurality of receiving electrodes, the piezoelectric material layer and the plurality of driving electrodes form a plurality of ultrasonic sensors. Each fingerprint identification region is correspondingly provided with at least one driving chip, the plurality of driving electrodes in each fingerprint identification region is connected to an output terminal of the at least one driving chip; and the at least one driving chip is configured to apply a driving voltage to the plurality of driving electrodes to driving the plurality of ultrasonic sensors in the corresponding fingerprint identification region to perform fingerprint identification.
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公开(公告)号：US12063493B2
公开(公告)日：2024-08-13
申请号：US17439673
申请日：2021-01-05
发明人： Yaqian Ji , Jing Yu , Xiufeng Li , Yue Gou , Yanling Han , Peixiao Li , Lei Wang
CPC分类号： H04R7/045 , H04R1/028 , H04R2499/15
摘要： A display device, including a display panel, a box, a connection frame and a vibration actuator provided on the display panel. The connection frame includes: a frame-shaped member including a first end face and a second end face arranged opposite to each other, the first end face being attached to a top face of the box, a plurality of protrusions being provided on the second end face, a surface of each protrusion away from the first end face forming a support face, and the display panel being fixed on the support face; and a connection member fixedly coupled to the frame-shaped member, and detachably coupled to the box via a fastener.
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10.发明授权公开(公告)号：US11850629B2
公开(公告)日：2023-12-26
申请号：US17253659
申请日：2020-05-25
发明人： Chenyang Zhang , Yingming Liu , Haisheng Wang , Peixiao Li , Xiufeng Li , Yuzhen Guo , Yanling Han , Lijun Zhao
CPC分类号： B06B1/0607 , B06B1/067 , G01D5/62 , G06F3/043 , B06B2201/55
摘要： A piezoelectric sensor assembly, a manufacturing method thereof, a display panel and an electronic device including the same are provided. The piezoelectric sensor assembly includes: a base substrate; a plurality of ultrasonic transducers, wherein a spacing area is provided between two adjacent ultrasonic transducers; and an acoustic matching layer, wherein the acoustic matching layer includes a plurality of acoustic matching areas, and an orthographic projection of at least one acoustic matching area on the base substrate falls into an orthographic projection of the ultrasonic transducer corresponding to the acoustic matching area on the base substrate, wherein an isolation cavity is provided between two adjacent acoustic matching areas.
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