Patents by Inventor Haisheng Wang

Haisheng Wang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10866648
    Abstract: The present disclosure relates to a display substrate. The display substrate includes an active region and a non-active region, and a depth camera is disposed in the non-active region. The depth camera includes at least one receiving unit and a plurality of diffractive units. At least a part of the diffractive units includes an infrared light emitting device disposed on the substrate that emits infrared light. The part of the diffractive units includes a diffractive optical element disposed on the infrared light emitting device and used to transmit the infrared light emitted from the infrared light emitting device to an object. The receiving unit includes an infrared photosensitive device disposed on the substrate and used to receive the infrared light reflected by the object.
    Type: Grant
    Filed: October 24, 2018
    Date of Patent: December 15, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengpeng Wang, Haisheng Wang, Xiaoliang Ding, Chih Jen Cheng, Yanling Han, Yangbing Li, Xueyou Cao, Wei Liu, Ping Zhang
  • Publication number: 20200372231
    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.
    Type: Application
    Filed: September 17, 2019
    Publication date: November 26, 2020
    Inventors: Yingming LIU, Haisheng WANG, Xiaoliang DING, Xiufeng LI, Pengpeng WANG, Chenyang ZHANG, Yaqian JI, Peixiao LI, Jing LIU, Ruituo WANG, Lei CHEN
  • Patent number: 10838221
    Abstract: A collimating structure, a method for fabricating the same and a display device are provided. The collimating structure includes a plurality of light-shielding layers with light-transmitting parts, and the distances between the respective light-shielding layers are adjusted using light-transmitting layers to thereby achieve a desirable depth-to-width ratio of a column of holes so as to define a light convergence angle of the collimating structure. At least one intermediate light-shielding layer is arranged between the top light-shielding layer and the bottom light-shielding layer, and the distances between the respective light-shielding layers are adjusted using the light-transmitting layers, so that crosstalk between light of the light-transmitting parts can be shielded to thereby improve the accuracy of recognized information about texture.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: November 17, 2020
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Xiaoquan Hai, Xue Dong, Haisheng Wang, Yingming Liu, Lei Wang, Rui Xu
  • Publication number: 20200356743
    Abstract: Provided is a fingerprint recognition circuit, including a resetting sub-circuit, a fingerprint sensing sub-circuit, a signal acquiring sub-circuit, and a driving sub-circuit, the resetting sub-circuit is connected to the reading node, the resetting port, a first port for resetting the reading node; the fingerprint sensing sub-circuit is connected to the reading node for acquiring fingerprint information, converting it into a detection signal to output to the reading node; the signal acquiring sub-circuit is connected to the reading node, the driving sub-circuit and a power port to output a signal of the reading node to the driving sub-circuit; the driving sub-circuit is connected to a reading port, the signal acquiring sub-circuit, an output port and a second port, the signal output by the signal acquiring sub-circuit through the reading port in a fingerprint recognition stage, outputs the signal of the reading port to the output port in a display stage.
    Type: Application
    Filed: February 24, 2018
    Publication date: November 12, 2020
    Inventors: Changfeng LI, Haisheng WANG, Yingming LIU, Xiaoliang DING, Rui XU, Pengpeng WANG, Wei LIU, Pinchao GU, Yunke QIN, Yuzhen GUO, Pengcheng LU
  • Publication number: 20200348818
    Abstract: The present disclosure provides a sensor pixel, an ultrasonic sensor, an OLED display panel and an OLED display device, in which the sensor pixel includes a base substrate, a piezoelectric transducer and a sensor pixel circuit arranged on the base substrate; the energy sensor is connected to a first signal input terminal and the first node; the sensor pixel circuit includes a signal node control subcircuit for controlling the first node according to a signal of the reset signal terminal and a signal of the second signal input terminal, a drive subcircuit for providing a detection signal to the second node under the control of a signal of the first node, and a read subcircuit for providing a signal of the second node to the signal read line under the control of the read signal terminal.
    Type: Application
    Filed: August 27, 2019
    Publication date: November 5, 2020
    Inventors: Xiaoliang DING, Haisheng WANG, Yingming LIU, Xiaochuan CHEN, Bo CHEN, Feiteng LIU, Wenhui LI
  • Publication number: 20200349334
    Abstract: A display panel has a light-exit side and a non-light-exit side opposite to the light-exit side. A direction pointing to the non-light-exit side from the light-exit side is a first direction. In the first direction, the display panel includes a coded aperture mask layer and an optical sensing layer. The coded aperture mask layer includes a plurality of first light-transmission portions and a plurality of first light-shielding portions. The coded aperture mask layer is configured to form at least one part of a coded aperture array. The optical sensing layer includes a plurality of optical sensors. The optical sensing layer is configured to receive texture recognition light passed through the coded aperture array and convert optical signals of the texture recognition light into electrical signals. The texture recognition light is light carrying information about a texture to be recognized.
    Type: Application
    Filed: November 5, 2019
    Publication date: November 5, 2020
    Inventors: Yangbing LI, Haisheng WANG, Xiaoliang DING, Pengpeng WANG, Jiabin WANG, Ping ZHANG, Likai DENG, Yapeng LI, Chihjen CHENG, Yanling HAN, Xueyou CAO
  • Patent number: 10825389
    Abstract: A pixel control circuit and control method, a pixel unit, a display substrate and device are provided. The pixel control circuit includes: a pressure detecting sub-circuit and a switching sub-circuit; the pressure detecting sub-circuit is connected to a control node, and configured to control a potential of the control node to be a first potential when a pressure signal is detected; and the switching sub-circuit is connected to a first power source terminal, a light-emitting sub-circuit in the pixel unit and the control node respectively, and configured to provide a first power source signal from the first power source terminal for the light-emitting sub-circuit when the potential of the control node is the first potential. The pixel control circuit effectively raises the speed of fingerprint detection.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: November 3, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Chihjen Cheng, Yuzhen Guo, Pengpeng Wang, Xueyou Cao, Yanling Han, Ping Zhang
  • Publication number: 20200343311
    Abstract: The present disclosure relates to the field of display technologies, and provides a touch substrate and a display panel. Specifically, the touch substrate comprises: a pixel array and a light sensing device array arranged oppositely; a light shielding layer between the pixel array and the light sensing device array; and a lens array on a side of the light shielding layer remote from the light sensing device array. The pixel array comprises a plurality of pixel units, each pixel unit comprising a plurality of sub-pixels. The lens array comprises a plurality of lens units. The light sensing device array comprises a plurality of light sensing devices. The light shielding layer is provided with a plurality of via holes.
    Type: Application
    Filed: January 8, 2018
    Publication date: October 29, 2020
    Inventors: Changfeng LI, Xue DONG, Haisheng WANG, Yingming LIU, Xiaoliang DING, Rui XU, Pinchao GU, Pengcheng LU
  • Patent number: 10818226
    Abstract: Aspects of the present disclosure provide a pixel circuit, a method for driving the same, and a display apparatus. The pixel circuit comprises a display driving circuit. The display driving circuit comprises a reset sub-circuit, a writing sub-circuit, a driving sub-circuit, a light-emitting control sub-circuit, and a light-emitting device. The reset sub-circuit is configured to reset the driving sub-circuit. The writing sub-circuit is configured to write a data voltage into the driving sub-circuit. The light-emitting control sub-circuit is connected to the driving sub-circuit and an anode of the light-emitting device and is configured to provide driving current, through the driving sub-circuit, for causing the light-emitting device to emit light. The pixel circuit further comprises a detection circuit configured to collect incident light and output a collection result to the read signal line. One or more transistors are shared between the detection circuit and the display driving circuit.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: October 27, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Haisheng Wang, Yingming Liu, Chunwei Wu, ChihJen Cheng, Pengpeng Wang, Wei Liu
  • Patent number: 10817699
    Abstract: The present disclosure discloses a fingerprint recognition device, a display substrate and a display apparatus. The fingerprint recognition device includes: at least one fingerprint detection component; at least one fingerprint recognition signal line, the fingerprint detection component outputs a detection current to the fingerprint recognition signal line; at least one noise reduction circuit serially coupled in the fingerprint recognition signal line, the noise reduction circuit being a resistive component; and a fingerprint determination circuit coupled to the fingerprint recognition signal line, configured to determine a morphology of a fingerprint according to a current signal, subjected to a noise reduction by the noise reduction circuit and transmitted by the fingerprint recognition signal line.
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: October 27, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueyou Cao, Xue Dong, Jing Lv, Haisheng Wang, Xiaoliang Ding, Yingming Liu, Yanling Han, Wei Liu, Chunwei Wu, Pengpeng Wang, Ping Zhang
  • Publication number: 20200334436
    Abstract: At least one embodiment of this disclosure provides a display apparatus for solving the problem of a low identification precision due to a relatively large distance between the finger and the fingerprint identification device. The display apparatus comprises a display panel and at least one fingerprint identification device. Each fingerprint identification device comprises a plurality of identification units arranged in an array, each identification unit being provided with a photosensitive element. The photosensitive element is used for performing photoelectric conversion of incident light. The fingerprint identification device further comprises a collimating filter layer arranged on a light entrance surface of the photosensitive element.
    Type: Application
    Filed: January 4, 2018
    Publication date: October 22, 2020
    Inventors: Rui XU, Xue DONG, Haisheng WANG, Yingming LIU, Pinchao GU, Changfeng LI, Qingrong REN
  • Publication number: 20200335559
    Abstract: A display array substrate, a manufacturing method and a display are disclosed herein. The display array substrate includes an array substrate base, an electroluminescent diode array substrate arranged above the array substrate base, including an anode layer, a cathode layer, an electroluminescent EL layer between the anode layer and the cathode layer, and a pixel compensation circuit layer on a side close to the array substrate base. The cathode layer is on a side away from the array substrate base. A photosensitive signal collector may be configured to receive an optical signal reflected by valleys and ridges of a finger and emitted by the electroluminescent EL layer, and convert the collected optical signal into an electrical signal to be output. The photosensitive signal collector may be arranged between the pixel compensation circuit layer and the anode layer of the electroluminescent diode array substrate.
    Type: Application
    Filed: January 30, 2018
    Publication date: October 22, 2020
    Inventors: Rui XU, Haisheng WANG, Yingming LIU, Changfeng LI, Wei LIU, Qingrong REN, Yu WEN
  • Patent number: 10809834
    Abstract: Embodiments of the present disclosure provide a touch display panel, a method of driving the touch display panel, and a display apparatus with the touch display panel. The touch display panel includes: a common electrode layer disposed in an array substrate or a color filter substrate, configured for displaying an image, and including: a plurality of first strip-shaped electrodes each serving as a first touch feedback electrode and one of a touch drive electrode and a touch sense electrode; and a plurality of second strip-shaped electrodes crossing the first strip-shaped electrodes, and each serving as a second touch feedback electrode; and a plurality of third strip-shaped electrodes disposed in the color filter substrate and each serving as the other of the touch drive electrode and the touch sense electrode. a An extending direction of the third strip-shaped electrodes crosses an extending direction of the first strip-shaped electrodes.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: October 20, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Haisheng Wang, Chunwei Wu, Yingming Liu, Wei Liu, Pengpeng Wang, Yanling Han, Xueyou Cao
  • Patent number: 10810936
    Abstract: A pixel circuit and a drive method thereof and a display panel are provided. The pixel circuit includes a light-emitting element, a light-emitting control circuit and a photoelectric sense circuit. The light-emitting control circuit is configured to drive the light-emitting element to emit light and includes a first end, a second end and a third end; the first end is connected with a first power supply terminal, and the second end is connected with one end of the light-emitting element. Other end of the light-emitting element is connected with a second power supply terminal. The photoelectric sense circuit is configured to sense light incident thereon and includes a sense signal output end and a sense voltage input end, the sense voltage input end is connected with the second power supply terminal, and the sense signal output end is connected with the third end of the light-emitting control circuit.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: October 20, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengpeng Wang, Xue Dong, Haisheng Wang, Xiaoliang Ding, Yingming Liu
  • Patent number: 10810396
    Abstract: A fingerprint identification apparatus and an electronic device having the fingerprint identification apparatus. The fingerprint identification apparatus includes: a first substrate; a second substrate disposed opposite to the first substrate; and a fingerprint identification sensor disposed between the first substrate and the second substrate, where the fingerprint identification sensor comprises a plurality of photoelectric induction units, and each of the photoelectric induction units comprises a curved photoelectric induction part.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: October 20, 2020
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yanan Jia, Haisheng Wang, Chun Wei Wu, Yingming Liu, Rui Xu, Lijun Zhao, Changfeng Li, Yuzhen Guo, Pengpeng Wang, Yanling Han, Xiaoliang Ding, Wei Liu, Jing Lv, Xue Dong
  • Patent number: 10804341
    Abstract: An array substrate, a display panel and an operating method thereof are disclosed. The array substrate includes a base substrate; an imaging array disposed on the substrate, wherein the imaging array includes a photoelectric detection circuit and a temperature detection circuit, the photoelectric detection circuit includes a photosensitive sensor configured to detect light for imaging, and the temperature detection circuit includes a temperature sensitive sensor configured to detect temperature.
    Type: Grant
    Filed: May 2, 2019
    Date of Patent: October 13, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Haisheng Wang, Xiaochuan Chen, Xiaoliang Ding, Lei Wang, Changfeng Li
  • Patent number: 10802596
    Abstract: A display device, a self-luminous display panel and a gesture recognition method are provided. The display device includes a self-luminous display panel, an infrared light source, at least one camera device, and an image processing device. The image processing device is coupled to the at least one camera device and configured to perform gesture recognition based on a plurality of successive infrared images and a plurality of successive visible light images of an operation body taken within a same period of time.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: October 13, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueyou Cao, Xue Dong, Haisheng Wang, Xiaoliang Ding, Chih Jen Cheng, Pengpeng Wang, Wei Liu, Yanling Han, Ping Zhang
  • Patent number: 10802630
    Abstract: The disclosure discloses an array substrate, a method for fabricating the same, a display panel, and a display device, and the array substrate includes: a base substrate, a pressure-sensitive component, a plurality of dual-gate transistors, and a plurality of pixel transistors, where the pressure-sensitive component includes a first electrode layer, a pressure-sensitive layer, and a second electrode layer which are arranged on the base substrate in that order, and the second electrode layer includes a plurality of second electrodes arranged corresponding to the respective dual-gate transistors in a one-to-one manner; and the dual-gate transistors and the pixel transistors are arranged above the second electrode layer, and each of the plurality of second electrodes is electrically connected with a bottom-gate electrode in a corresponding dual-gate transistor, so that a pressure can be detected.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: October 13, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD
    Inventors: Yuzhen Guo, Xue Dong, Haisheng Wang, Chun-wei Wu, Xueyou Cao, Yingming Liu, Xiaoliang Ding, Chih-Jen Cheng
  • Patent number: 10789443
    Abstract: A recognition device, a fingerprint recognition device and a fingerprint recognition apparatus are provided, and the fingerprint recognition device includes: a detection substrate provided with fingerprint detector units; a light barrier which is provided at a side, provided with the fingerprint detector units, of the detection substrate, and provided with light through holes corresponding to the fingerprint detector units; a cover plate which is provided at a side, facing away from the detection substrate, of the light barrier, and includes a light exit surface facing the light barrier and a touch surface facing away from the light barrier; and a light source for emitting light to the cover plate. Each fingerprint detector unit is configured to output an electrical signal according to an intensity of light incident on the fingerprint detector unit, after the light passes through the light through hole corresponding to the fingerprint detector unit.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: September 29, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueyou Cao, Haisheng Wang, Xiaoliang Ding, Chih Jen Cheng, Yanling Han, Pengpeng Wang, Wei Liu, Ping Zhang, Xue Dong, Jing Lv
  • Patent number: 10789864
    Abstract: The present disclosure provides a display screen and a display apparatus, the display screen comprising: a special-shaped display panel (01) of an irregular closed shape, and a display driving circuit (02) which is bonded at any edge of the special-shaped display panel (01) and configured to supply respective signals to gate lines and data lines in the special-shaped display panel (01).
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: September 29, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Xu, Xue Dong, Hailin Xue, Xiaochuan Chen, Haisheng Wang, Fuqiang Li, Lei Wang, Changfeng Li, Haifeng Xu, Yanzhao Peng, Weixin Meng, Dawei Shi, Jian Guo