公开(公告)号：US11681395B2

公开(公告)日：2023-06-20

申请号：US16976255

申请日：2019-10-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiaoliang Ding ,  Haisheng Wang ,  Yingming Liu ,  Pengpeng Wang ,  Likai Deng ,  Yangbing Li ,  Xueyou Cao ,  Ping Zhang

IPC: G06F3/042 ,  G06V40/13 ,  H10K59/12 ,  H10K59/40 ,  H10K59/65 ,  H10K59/60 ,  H01L27/146

CPC classification number: G06F3/042 ,  G06V40/1318 ,  H10K59/12 ,  H10K59/40 ,  H10K59/60 ,  H10K59/65 ,  H01L27/14621 ,  H01L27/14678

Abstract: Disclosed are a display substrate, a display device and a detection method by using a display device. The display substrate includes at least one sub-pixel, the at least one sub-pixel includes a first region and a second region, and the at least one sub-pixel includes a light emitting element which is arranged in the first region, and a pixel circuit structure and a photosensitive structure which are arranged in the second region; the pixel circuit structure and the photosensitive structure are stacked, and the photosensitive structure is closer to a light exiting side of the display substrate than the pixel circuit structure.

公开(公告)号：US11659338B2

公开(公告)日：2023-05-23

申请号：US16640148

申请日：2019-07-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yanling Han ,  Haisheng Wang ,  Xiaoliang Ding ,  Yingming Liu ,  Pengpeng Wang ,  Chihjen Cheng ,  Ping Zhang ,  Xueyou Cao

IPC: B06B1/06 ,  H04R17/00 ,  H04R31/00 ,  B06B1/02

CPC classification number: H04R17/005 ,  H04R31/00 ,  B06B1/0292 ,  B06B1/0629 ,  H04R2201/401 ,  H04R2217/03 ,  H04R2499/15 ,  H10K59/00

Abstract: 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.

公开(公告)号：US11648552B2

公开(公告)日：2023-05-16

申请号：US16291503

申请日：2019-03-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ping Zhang ,  Haisheng Wang ,  Xiaoliang Ding ,  Wei Liu ,  Xueyou Cao ,  Pengpeng Wang ,  Yanling Han ,  Jiabin Wang ,  Yangbing Li ,  ChihJen Cheng ,  Likai Deng

IPC: B01L3/00

CPC classification number: B01L3/50273 ,  B01L2300/0645 ,  B01L2300/0887 ,  B01L2300/165 ,  B01L2400/0439

Abstract: The present disclosure provides a microfluidic device, a driving method thereof and a microfluidic system. The microfluidic device includes a first substrate and a second substrate disposed opposite to each other, and a microcavity provided between the first and second substrates for accommodating droplets. The microfluidic device further includes at least one ultrasonic layer provided between the first and second substrates. The at least one ultrasonic layer includes a plurality of ultrasonic sensors configured to perform at least one of detection operation and driving operation to the droplets accommodated in the microcavity.

公开(公告)号：US11637149B2

公开(公告)日：2023-04-25

申请号：US16639282

申请日：2019-07-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiaoliang Ding ,  Xue Dong ,  Haisheng Wang ,  Yingming Liu ,  Pengpeng Wang ,  Yangbing Li ,  Jiabin Wang ,  Ping Zhang ,  Likai Deng

IPC: G01C3/08 ,  H01L27/32 ,  H01L51/52 ,  G01S17/26

Abstract: Embodiments of the present disclosure provide an array substrate, a display device and a spatial positioning method of a display device. The display device includes a base substrate, a pixel layer arranged at a side of the base substrate, a light source structure having a same light exit direction as the pixel layer, a processing element. The light source structure emits collimation invisible light, the pixel layer includes a plurality of sub-pixels and at least one sensing pixel arranged between the sub-pixels, the at least one sensing pixel receives reflected light of the collimation invisible light emitted by the light source structure and reflected by an object to be positioned, the processing element is coupled with the sensing pixel and the light source structure, a distance from the object to the display device is calculated according to relevant data information of the collimation invisible light and the reflected light.

公开(公告)号：US11493435B2

公开(公告)日：2022-11-08

申请号：US16766774

申请日：2019-12-11

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yingming Liu ,  Xue Dong ,  Haisheng Wang ,  Xiaochuan Chen ,  Xiaoliang Ding ,  Lei Wang ,  Changfeng Li ,  Pinchao Gu ,  Ping Zhang ,  Xueyou Cao

IPC: G01N21/25 ,  G01N21/27 ,  H01L27/12 ,  H01L27/32 ,  G02F1/1362

Abstract: The present disclosure discloses an array substrate and a micro total analysis device. The array substrate includes: a substrate, a plurality of pixel regions arranged on the substrate and defined by the intersection of a plurality of data lines and a plurality of gate lines, and a plurality of drive transistors arranged in the plurality of pixel regions respectively; each drive transistor includes a first active layer pattern, a first extension direction of the first active layer pattern forms a first preset angle with a gate line, and in a first preset angle direction, the first active layer pattern spans a pixel region in an inclined manner; and source and drain electrodes of the each drive transistor are coupled with the active layer pattern in the first preset angle direction.

公开(公告)号：US11338284B2

公开(公告)日：2022-05-24

申请号：US15956119

申请日：2018-04-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yanling Han ,  Xue Dong ,  Haisheng Wang ,  Xiaoliang Ding ,  Yingming Liu ,  Yuzhen Guo ,  Xueyou Cao ,  Ping Zhang ,  Pengpeng Wang ,  Chih Jen Cheng ,  Wei Liu ,  Yangbing Li ,  Likai Deng

IPC: B01L3/00 ,  G02B26/00 ,  G01N27/48

Abstract: A microfluidic system and method are disclosed. The microfluidic system includes: a first base substrate; a second base substrate opposite to the first base substrate; a first electrode on a side of the first base substrate close to the second base substrate; and a second electrode on a side of the second base substrate close to the first base substrate, the first base substrate and the second base substrate forms a cell, the cell is configured to receive a liquid to be detected, the first electrode and the second electrode are configured to drive the liquid to be detected during a first time period, and output a capacitance signal between the first electrode and the second electrode during a second time period.

公开(公告)号：US11333947B2

公开(公告)日：2022-05-17

申请号：US16475124

申请日：2018-12-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pengpeng Wang ,  Xiaoliang Ding ,  Yangbing Li ,  Jiabin Wang ,  Ping Zhang ,  Likai Deng ,  Yanling Han

IPC: G02F1/137 ,  H04N5/225 ,  G02F1/1676 ,  G02F1/1343 ,  G02F1/155 ,  G02F1/167

Abstract: A display panel capable of capturing an image of an object over a light-entering surface thereof includes a displaying array, a light valve array, and an imaging array, which are sequentially below the light-entering surface. The light valve array includes a plurality of light valve portions and can form a plurality of first mask patterns, and at least two first mask patterns are configured to be different. The displaying array includes a plurality of displaying pixels and can form a second mask pattern. The imaging array includes a plurality of imaging pixels and can generate an intermediate image upon receiving lights from the object and transmitting through the second mask pattern in the displaying array and at least one of the plurality of first mask patterns in the light valve array. The image of the object can then be deduced from the intermediate image.

公开(公告)号：US11314334B2

公开(公告)日：2022-04-26

申请号：US16346943

申请日：2018-08-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Pengpeng Wang ,  Haisheng Wang ,  Xiaoliang Ding ,  Xueyou Cao ,  Ping Zhang ,  Wei Liu ,  Likai Deng

IPC: H04N13/204 ,  G06F3/01 ,  G06K9/00

Abstract: The present disclosure relates to a gesture recognition apparatus. The gesture recognition apparatus may include a gesture processor and a plurality of depth cameras connecting to the gesture processor. Each of the plurality of the depth cameras may include a controller and a collector. The controller may be configured to generate and transmit an acquisition signal to the collector in response to a trigger signal. The collector may be configured to receive the acquisition signal and perform an image acquisition process in response to the acquisition signal.

公开(公告)号：US11258933B2

公开(公告)日：2022-02-22

申请号：US16652661

申请日：2019-10-11

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pengpeng Wang ,  Haisheng Wang ,  Xiaoliang Ding ,  Yangbing Li ,  Yapeng Li ,  Likai Deng ,  Yuanyuan Ma ,  Xueyou Cao ,  Ping Zhang

IPC: H04N5/225 ,  H04N13/254 ,  G02F1/13357

Abstract: A light source module and a display module are provided. The light source module includes: a substrate; a plurality of first light sources spaced on the substrate, each of the plurality of first light sources being configured to emit visible light; a depth sensor on the substrate; and a first blocking member configured to shield visible light but transmit invisible light. The depth sensor includes a second light source configured to emit invisible light and a light receiving member configured to sense invisible light, an orthographic projection of the second light source on the substrate is located within an orthographic projection of a gap between two adjacent first light sources on the substrate, an orthographic projection of the first blocking member on the substrate at least partially covers the orthographic projection of the second light source on the substrate.

公开(公告)号：US11216117B2

公开(公告)日：2022-01-04

申请号：US16318281

申请日：2018-05-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pengpeng Wang ,  Xue Dong ,  Haisheng Wang ,  Xiaoliang Ding ,  Yingming Liu ,  Chih Jen Cheng ,  Wei Liu ,  Xueyou Cao ,  Ping Zhang ,  Changfeng Li

IPC: G06F3/038 ,  G06F3/042 ,  G06F3/041 ,  G06K9/00 ,  H01L27/12

Abstract: Embodiments of the present disclosure provide a fingerprint identification device, an array substrate, a display device and a fingerprint identification method. The fingerprint identification device includes: a first gate line, a second gate line, a read signal line and a voltage dividing unit, wherein, a plurality of fingerprint identification units are defined by the second gate line and the read signal line intersecting with each other, and the fingerprint identification unit includes a photosensitive member and a thin film transistor; the first gate line is connected with the voltage dividing unit, the voltage dividing unit includes a pressure sensitive member and an equivalent resistor connected in series, and the second gate line is connected between the pressure sensitive member and the equivalent resistor.