公开(公告)号：US11902761B2

公开(公告)日：2024-02-13

申请号：US17765225

申请日：2021-05-08

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yanling Han ,  Yingming Liu ,  Yuzhen Guo ,  Chenyang Zhang ,  Peixiao Li ,  Xiufeng Li ,  Yaqian Ji ,  Yue Gou ,  Wei Sun ,  Wenchao Han ,  Lianghao Zhang

IPC: H04R3/12 ,  G06F3/01 ,  H04R1/02 ,  H04R1/40 ,  H04R17/00 ,  H04R29/00

CPC classification number: H04R3/12 ,  G06F3/011 ,  H04R1/028 ,  H04R1/403 ,  H04R17/00 ,  H04R29/002 ,  H04R2201/028 ,  H04R2201/401 ,  H04R2499/15

Abstract: 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.

公开(公告)号：US11762509B2

公开(公告)日：2023-09-19

申请号：US17764848

申请日：2021-04-14

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yaqian Ji ,  Yuzhen Guo ,  Yingming Liu ,  Yanling Han ,  Chenyang Zhang ,  Xiufeng Li ,  Peixiao Li ,  Yue Gou

IPC: G06F3/043 ,  G06V40/13 ,  G06F3/041

CPC classification number: G06F3/043 ,  G06F3/0412 ,  G06V40/1306 ,  G06F2203/04103

Abstract: 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.

公开(公告)号：US11288478B2

公开(公告)日：2022-03-29

申请号：US16639309

申请日：2019-09-17

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yingming Liu ,  Haisheng Wang ,  Xiaoliang Ding ,  Xiufeng Li ,  Pengpeng Wang ,  Chenyang Zhang ,  Yaqian Ji ,  Peixiao Li ,  Jing Liu ,  Ruituo Wang ,  Lei Chen

IPC: G06K9/00 ,  H01L41/18 ,  G06F3/01

Abstract: 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.

公开(公告)号：US12133056B2

公开(公告)日：2024-10-29

申请号：US17619923

申请日：2021-02-07

Applicant: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yanhui Xi ,  Xiaomang Zhang ,  Wenchao Han ,  Yaqian Ji ,  Wei Sun ,  Minglei Chu ,  Xiangjun Peng ,  Tiankuo Shi ,  Zhihua Ji ,  Yan Sun ,  Yifan Hou ,  Chenxi Zhao ,  Shuo Zhang

IPC: H04R3/04 ,  H04R1/02 ,  H04R1/22 ,  H04R1/40 ,  H04R3/12

CPC classification number: H04R3/04 ,  H04R1/028 ,  H04R1/227 ,  H04R1/403 ,  H04R3/12 ,  H04R2201/401 ,  H04R2499/15

Abstract: A display device, a sound producing control method, a method and device for determining parameters. The display device includes a plurality of exciters arranged on the display panel, the display panel producing sound on a screen through the plurality of exciters; wherein, the plurality of the exciters are formed as at least one sound producing unit, each sound producing unit includes at least two exciters, and each exciter in the same sound producing unit is connected to a same audio signal input end, in one sound producing unit, a signal filter is provided on an audio transmission line from the audio signal input end to at least one exciter, and used for low frequency compensation of a sound produced by the entire sound producing unit.

公开(公告)号：US11579274B2

公开(公告)日：2023-02-14

申请号：US16832786

申请日：2020-03-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiufeng Li ,  Yingming Liu ,  Haisheng Wang ,  Xiaoliang Ding ,  Pengpeng Wang ,  Yuzhen Guo ,  Lijun Zhao ,  Chenyang Zhang ,  Yaqian Ji ,  Yanling Han ,  Peixiao Li

IPC: G01S7/52 ,  B06B1/06 ,  B06B1/02 ,  H01L41/113 ,  H01L41/047 ,  H01L41/18

Abstract: 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.

公开(公告)号：US20220036027A1

公开(公告)日：2022-02-03

申请号：US17280374

申请日：2020-08-21

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiufeng Li ,  Yingming Liu ,  Haisheng Wang ,  Xue Dong ,  Yuzhen Guo ,  Lijun Zhao ,  Chenyang Zhang ,  Yaqian Ji ,  Yanling Han ,  Peixiao Li

IPC: G06K9/00 ,  G06K9/20

Abstract: 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.

公开(公告)号：US11979737B2

公开(公告)日：2024-05-07

申请号：US17762323

申请日：2021-04-15

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yue Gou ,  Yingming Liu ,  Yaqian Ji ,  Xiufeng Li ,  Yanling Han ,  Chenyang Zhang ,  Peixiao Li ,  Yuzhen Guo ,  Wenchao Han ,  Lianghao Zhang

IPC: H04R5/02 ,  H04S7/00

CPC classification number: H04S7/303 ,  H04S2400/11

Abstract: 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.

公开(公告)号：US11790685B2

公开(公告)日：2023-10-17

申请号：US17050193

申请日：2019-11-21

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yuzhen Guo ,  Yingming Liu ,  Haisheng Wang ,  Xiufeng Li ,  Peixiao Li ,  Yanling Han ,  Chenyang Zhang ,  Lijun Zhao ,  Yaqian Ji ,  Xue Dong ,  Xiaochuan Chen

IPC: G06K9/20 ,  G06V40/13 ,  G06F21/32 ,  G10K11/30

CPC classification number: G06V40/1306 ,  G06F21/32 ,  G10K11/30

Abstract: 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.

公开(公告)号：US20250071501A1

公开(公告)日：2025-02-27

申请号：US18771206

申请日：2024-07-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yapeng Li ,  Yangbing Li ,  Fangyuan Zhao ,  Yaqian Ji ,  Hao Zhang

IPC: H04S7/00

Abstract: An audio device and working method thereof, and a VR device are provided, and pertain to the field of space audio technologies. The audio device includes: a sound chamber; at least one speaker located within the sound chamber; an acquisition unit, configured to respectively obtain audio data and a target ear spectral curve HRTF at a position of a virtual sound source corresponding to the audio data; a computing unit, configured to process the audio data based on the target HRTF, generate a target sound signal, and output the target sound signal to the speaker. The technical solutions of the present disclosure can simulate three-dimensional sound production in space and create a sense of spatial immersion.

公开(公告)号：US12063493B2

公开(公告)日：2024-08-13

申请号：US17439673

申请日：2021-01-05

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yaqian Ji ,  Jing Yu ,  Xiufeng Li ,  Yue Gou ,  Yanling Han ,  Peixiao Li ,  Lei Wang

IPC: H04R7/04 ,  H04R1/02

CPC classification number: H04R7/045 ,  H04R1/028 ,  H04R2499/15

Abstract: 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.