Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Boe Technology Groupco., Ltd.

Boe Technology Group

Yanling Han

Haisheng Wang

Xiaoliang Ding

Yingming Liu

Pengpeng Wang

Xue Dong

Wei Liu

Xueyou Cao

Ping Zhang

Yuzhen Guo

Lijun Zhao

Changfeng Li

Chihjen Cheng

Jing Lv

Rui Li Xu

Chunwei Wu

Yanan Jia

Xiufeng Li

Chenyang Zhang

Peixiao Li

Chih Jen Cheng

Yaqian Ji

Chun Wei Wu

Yue Gou

Pinchao Gu

Yunke Qin

Yangbing Li

Likai Deng

Chun-wei Wu

Lei Wang

Wenchao Han

Chih-jen Cheng

Lianghao Zhang

Wei Sun

Jiabin Wang

Jing Yu

Bo Chen

Liang Cui

Yingzi Wang

Chunfang Zhang

Tianyue Zhao

Yubo Wang

Xiaochuan Chen

Hong Wang

Pengcheng Lu

Zhanfeng Cao

Fei Wang

Chuncheng Che

Fuqiang Li

Zhiqiang Xu

Peizhi Cai

Xiangxiang Zou

Hao Jia Li

Liguang Deng

Fengchun Pang

Meili Wang

Chao Wu

Changlin Leng

Jiayang Zhao

Yapeng Li

Congcong Wei

Xuan Liang

Yuanyuan Ma

Haochen Cui

Xuefei Wang

Mingxing Wang

Weibing Gong

Wanxian Xu

Xinxin Zhao

Mingkun Yang

Xudong Quan

Yannan Jia

Qianyan Li

Yonggang Cao

Tianhang Luan

Shaoning Guo

Bingqian Zhu

Peiyu Yu

A display panel includes at least two first display units, the first display unit includes at least one first sub-display unit, the first sub-display unit includes a first sub-display panel and a vibration device connected with the first sub-display panel, the at least two first display units are arranged along a first direction to form a display unit row, in one of the display unit rows, the distance Lof sound channel centers of two adjacent first display units in the first direction is:

Display panel and display apparatus

An ultrasonic sensor, a preparation method of the ultrasonic sensor, and a display apparatus are provided. The ultrasonic sensor includes a texture recognition region and a contrast region. The contrast region is located on at least one side of the texture recognition region. The texture recognition region includes at least one recognizing unit, and the contrast region includes at least one contrast unit. The at least one recognizing unit includes a first dielectric material layer, and the at least one contrast unit includes a second dielectric material layer. The first dielectric material layer and the second dielectric material layer are made of a same material. The first dielectric material layer exhibits piezoelectric properties. A piezoelectric strain constant of the first dielectric material layer is greater than a piezoelectric strain constant of the second dielectric material layer.

Ultrasonic sensor, method for preparing ultrasonic sensor, and display apparatus

A display panel and its fabricating method, wherein the display panel includes a display assembly and sound generation assemblies. The display assembly comprises a display assembly substrate and a plurality of pixel components. Each sound generation assembly comprises a vibrating membrane and an exciter. The exciter comprises a motion part in contact with the vibrating membrane and a drive part driving the motion part to vibrate, and the motion part vibrates to drive the vibrating membrane to vibrate. The display assembly substrate and the vibrating membrane are the same structure. The pixel components are disposed on a side of the vibrating membrane facing away from the exciter. A projection of the each sound generation assembly on the display assembly substrate covers projections of at least two pixel components on the display assembly substrate.

Display panel, display device, fabricating method and control method of display panel

A display device, a method for producing a display device, and a gesture recognition method are disclosed. The display device includes a display module including a base and an array substrate, a resin layer, a first electrode layer, a pixel definition layer, a light-emitting unit layer, a second electrode layer disposed opposite to the first electrode layer, and an encapsulation layer. The light-emitting unit layer is between the first electrode layer and the second electrode layer and includes a plurality of light-emitting units respectively in a plurality of openings of the pixel definition layer, and an ultrasonic sensor including the second electrode layer, a piezoelectric material layer between the first electrode layer and the pixel definition layer, and a third electrode layer between the pixel definition layer and the resin layer. The piezoelectric material layer includes a plurality of piezoelectric material units separated by the plurality of light-emitting units.

Display device, method for producing display device, and gesture recognition method

A semiconductor apparatus and a method for manufacturing the semiconductor apparatus are provided. The semiconductor apparatus includes: a base substrate; a plurality of chips arranged on the base substrate each including a chip main body and a plurality of terminals arranged thereon; a plurality of fixed connection portions arranged on the base substrate, and adjacent to the plurality of chips; a terminal expansion layer arranged on the base substrate; and a plurality of expansion wires in the terminal expansion layer and configured to electrically connect the chips, wherein an expansion wire configured to electrically connect two chips includes at least a first wire segment and a second wire segment, and the first wire segment is configured to electrically connect a terminal of a chip and a fixed connection portion adjacent to the chip, and the second wire segment is configured to connect two fixed connection portions between the two chips.

Semiconductor apparatus having expansion wires for electrically connecting chips

The present disclosure provides an ultrasonic imaging method and apparatus. The apparatus includes an ultrasonic signal emission source and a receiving array including ultrasonic signal receiving circuits; the method includes: turning on the source to perform emission of ultrasonic waves toward an object to be detected and causing the ultrasonic waves to propagate through the object, a depth-wise direction of which is along a propagation direction of the ultrasonic waves; after a first predetermined time period having elapsed since the source was turned on, turning on the receiving array to receive reflected echoes returning from a first section plane of the object to be detected perpendicular to the depth-wise direction; thereafter, turning off the receiving array, storing the reflected echoes by the ultrasonic signal receiving circuits and acquiring reflected echo signals, and successively reading the reflected echo signals from the ultrasonic signal receiving circuits during a reading time period.

Ultrasonic imaging apparatus and ultrasonic imaging method

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.

Display device

A display panel, a fabricating method and a control method thereof and a display device are provided. Display panel includes a display assembly and sound generation assemblies. Display assembly includes a display assembly substrate and pixel components disposed on a side of display assembly substrate. Each sound generation assembly includes a vibrating membrane, an exciter, and a support structure. Support structure is disposed on a side of vibrating membrane and has a cavity. Exciter includes a motion part in contact with vibrating membrane and a drive part disposed in cavity. Drive part drives motion part to vibrate, and motion part vibrates to drive vibrating membrane to vibrate. Display assembly substrate and vibrating membrane are the same structure, and pixel components are disposed on a side of vibrating membrane facing away from support structure. Display device includes the display panel above.

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.

Display device and operation method thereof

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.

Sound producing device and method for driving the same, display panel and display apparatus

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.

Piezoelectric sensor assembly and manufacturing method thereof, display panel and electronic device

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.

Fingerprint identification structure and display device

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.

Ultrasonic pattern recognition assemblies, preparation methods thereof and display devices

An ultrasonic fingerprint sensor apparatus is provided. The ultrasonic fingerprint sensor apparatus includes an array of a plurality of ultrasonic sensors on a base substrate. A respective one of the plurality of ultrasonic sensors includes a first electrode, a second electrode, and a piezoelectric layer between the first electrode and the second electrode. The ultrasonic fingerprint sensor apparatus further includes a plurality of bias lines respectively electrically connected to a plurality of columns of ultrasonic sensors in the array of the plurality of ultrasonic sensors. The ultrasonic fingerprint sensor apparatus further includes a polarization electrode; a first lead line electrically connected to the polarization electrode; and a second lead line electrically connected to the plurality of bias lines. The first lead line and the second lead line are in a peripheral region of the ultrasonic fingerprint sensor apparatus.

Ultrasonic fingerprint sensor apparatus, method of operating ultrasonic fingerprint sensor apparatus, and method of fabricating ultrasonic fingerprint sensor apparatus

An ultrasonic generator includes a substrate, a lower electrode on the substrate, an upper electrode on the lower electrode, and an ultrasonic generation unit between the lower electrode and the upper electrode. The ultrasonic generation unit includes a vibration chamber and an ultrasonic generation layer on the vibration chamber. The ultrasonic generation layer is configured to propel a surrounding medium to vibrate to generate ultrasonic waves in response to a voltage difference between the upper electrode and the lower electrode.

Ultrasonic generator, method of manufacturing the same, display panel and screen sound producing system

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Beijing, China

Yanling Han