Patents by Inventor Pengpeng Wang

Pengpeng 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).

  • Publication number: 20200242316
    Abstract: A fingerprint identification module, a manufacturing method thereof, a driving method thereof, and a display device are disclosed. The fingerprint identification module includes: a plurality of ultrasonic wave receiving sensors, configured to receive an ultrasonic wave; and at least one ultrasonic wave emission sensor, configured to emit an ultrasonic wave, each of the plurality of ultrasonic wave receiving sensors includes a first piezoelectric material layer, each of the at least one ultrasonic wave emission sensor includes a second piezoelectric material layer, and a material of the first piezoelectric material layer is different from a material of the second piezoelectric material layer.
    Type: Application
    Filed: September 19, 2019
    Publication date: July 30, 2020
    Inventors: Yingming LIU, Haisheng WANG, Xiaoliang DING, Pengpeng WANG, Xiufeng LI, Chenyang ZHANG, Peixiao LI
  • Publication number: 20200241671
    Abstract: The present application discloses a display substrate having a display area including a plurality of subpixel regions and an inter-subpixel region. The display substrate includes an array of matrix of a plurality of subpixels. Each subpixel includes a subpixel region surrounded by multiple sections of the inter-sub-pixel region and at least one antenna is in the inter-subpixel region and configured to detect an electromagnetic wave signal.
    Type: Application
    Filed: September 8, 2017
    Publication date: July 30, 2020
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chihjen Cheng, Yanling Han, Xiaoliang Ding, Xueyou Cao, Ping Zhang, Wei Liu, Pengpeng Wang
  • Publication number: 20200242321
    Abstract: Provided are a compensation structure and a driving method thereof, a display panel, and a display device. The compensation structure includes a photoelectric sensing circuit, a fingerprint recognition circuit and a compensation circuit. The photoelectric sensing circuit is configured to respectively generate a first electric signal and a second electric signal according to received first optical signal and second optical signal. The fingerprint recognition circuit is configured to be connected to the photoelectric sensing circuit to receive the first electric signal, and to employ the first electric signal to determine a fingerprint pattern. The compensation circuit is configured to be connected to the photoelectric sensing circuit to receive the second electric signal, and to employ the second electric signal to perform optical compensation so as to adjust the first electric signal.
    Type: Application
    Filed: May 24, 2019
    Publication date: July 30, 2020
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueyou CAO, Haisheng WANG, Xiaoliang DING, Chih Jen CHENG, Yanling HAN, Wei LIU, Pengpeng WANG, Ping ZHANG
  • Patent number: 10726236
    Abstract: Embodiments of the present disclosure provide a display panel, a display apparatus and a method for identifying fingerprints. The display panel comprises a first number of pixel units, arranged in a first direction and a second direction perpendicular to the first direction, and each pixel unit comprises a display element and a sensor configured to sense and identify a fingerprint. The display panel may further comprise a receiving unit, configured to receive a fingerprint signal sensed by the sensor; a controlling unit, configured to control the receiving unit to receive the fingerprint signal sensed by a second number of sensors among a first number of sensors, in response to an instruction for fingerprint identification being received, wherein any two of the second number of sensors are not adjacent to each other in the first direction and the second direction.
    Type: Grant
    Filed: July 3, 2017
    Date of Patent: July 28, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Changfeng Li, Xue Dong, Xiaochuan Chen, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Shengji Yang, Weijie Zhao, Wei Liu, Pengpeng Wang
  • Patent number: 10719169
    Abstract: A touch readout circuit, a touch display panel and a display device are disclosed, the touch readout circuit includes a first gating circuit, configured to control a first current signal at a first electrode of the light-emitting component; a current mirror circuit, configured to provide the first current signal and a second current signal to a signal processing circuit, a current direction of the second current signal being opposite to a current direction of the first current signal; and a signal processing circuit, configured to: receive the first current signal, the second current signal and a touch scan signal, filter the second current signal to obtain a third current signal, provide a touch readout signal to an output end of the touch readout circuit according to the third current signal, the first current signal and the touch scan signal.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: July 21, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Haisheng Wang, Chun Wei Wu, Yingming Liu, Shengji Yang, Pengcheng Lu, Pengpeng Wang, Xueyou Cao, Wei Liu
  • Publication number: 20200225806
    Abstract: A light detection circuit, an electronic device, and an optical recognition method are provided. The light detection circuit includes a charge storage sub-circuit (10), a photoelectric conversion sub-circuit (30), a signal collection sub-circuit (40), and a potential pull-up sub-circuit (50). When a potential of a reading node (A) is decreased by a preset value, the potential pull-up sub-circuit (50) changes the potential of the reading node (A) to an initial potential. A photoelectric diode may continuously generate a light current under the action of light, so that the potential of the reading node (A) is decreased again. Even when the intensity of ambient light is high, a touch can be accurately recognized in an optical touch recognition circuit, and ridge lines and valley lines can be accurately recognized in an optical fingerprint recognition circuit.
    Type: Application
    Filed: July 25, 2019
    Publication date: July 16, 2020
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Wei Liu, Bo Chen, Xueyou Cao, Pengpeng Wang, Ping Zhang, Likai Deng
  • Patent number: 10712877
    Abstract: A touch panel, a method for manufacturing the same and a touch device are provided. The touch panel includes a base substrate, and a touch electrode and an active stylus electrode arranged on the base substrate. The active stylus electrode has a size smaller than the touch electrode. The touch electrode is configured to determine a touch position of a finger, and the active stylus electrode is configured to determine a touch position of an active stylus.
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: July 14, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haisheng Wang, Xue Dong, Jing Lv, Xiaochuan Chen, Xiaoliang Ding, Yingming Liu, Rui Xu, Shengji Yang, Wei Liu, Changfeng Li, Pengpeng Wang
  • Patent number: 10713464
    Abstract: A fingerprint identification substrate and a fabrication method thereof, a display panel and a display apparatus are provided. The fingerprint identification substrate includes a base substrate and a plurality of fingerprint identification units on the base substrate. Each fingerprint identification unit includes a photosensitive sense electrode and a thin film transistor which are positioned on the base substrate, the photosensitive sense electrode is positioned between the base substrate and the thin film transistor, and the photosensitive sense electrode is electrically connected with a source electrode or a drain electrode of the thin film transistor.
    Type: Grant
    Filed: April 1, 2017
    Date of Patent: July 14, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanling Han, Xue Dong, Jing LV, Haisheng Wang, Chun Wei Wu, Xiaoliang Ding, Yingming Liu, Pengpeng Wang, Wei Liu, Xueyou Cao, Yanan Jia, Lijun Zhao, Changfeng Li, Rui Xu, Yuzhen Guo
  • Patent number: 10705648
    Abstract: A pixel circuit, an array substrate, a display panel, a display device, and a display driving method are provided. The pixel circuit includes a light emitting element, a pixel driving circuit, and an optical modulation circuit; in a touch stage, turning off the pixel driving circuit, driving the light emitting element to emit a modulated light of a first gray scale by the optical modulation circuit; and in a display stage, turning off the optical modulation circuit, and driving the light emitting element to emit light for display by the pixel driving circuit.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: July 7, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Pengpeng Wang, Yanling Han
  • Patent number: 10705349
    Abstract: Disclosed are a dual-view naked-eye 3D display device and a method for manufacturing the same, and a liquid crystal display device. The dual-view naked-eye 3D display device includes a thin film transistor (TFT) substrate, a diffraction grating provided on the TFT substrate, a liquid crystal layer provided on the diffraction grating, a polarizer provided on the liquid crystal layer, and a light source for emitting light to the TFT substrate. The TFT substrate includes a plurality of pixel units arranged in an array, the diffraction grating in each pixel unit having two grating patterns, and the extending directions of the light-shielding strips of the two grating patterns being at a predetermined angle.
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: July 7, 2020
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Xiaochen Niu, Xue Dong, Wenqing Zhao, Xiaochuan Chen, Jian Gao, Pengcheng Lu, Ming Yang, Qian Wang, Rui Xu, Lei Wang, Pengpeng Wang
  • Publication number: 20200212137
    Abstract: An array substrate includes a plurality of sub-pixels and at least one light photosensitive detection assembly, and each photosensitive detection assembly corresponds to at least one sub-pixel. The at least one photosensitive detection assembly includes: a photosensitive element and a signal reading element coupled to the photosensitive element and a first reading signal line, the photosensitive element is configured to detect a luminance of a corresponding sub-pixel, and output a light detection signal according to the luminance of the corresponding sub-pixel. The signal reading element is configured to read the light detection signal output by the photosensitive element, and output a first detection signal to the first reading signal line according to the light detection signal.
    Type: Application
    Filed: April 16, 2019
    Publication date: July 2, 2020
    Inventors: Pengpeng WANG, Haisheng WANG, Xiaoliang DING, Wei LIU, Changfeng LI, Yanling HAN, Ping ZHANG
  • Patent number: 10698555
    Abstract: An organic light-emitting diode (OLED) display device and a pressure touch driving method, the OLED display device includes: a silicon substrate; a pixel unit and a magneto-dependent sensor disposed on one side of the silicon substrate; and a magnetic field generator configured to provide magnetic fields running through a plane provided with the magneto-dependent sensor to the magneto-dependent sensor; the magneto-dependent sensor is configured to detect magnetic variation and convert the magnetic variation into a voltage difference for output.
    Type: Grant
    Filed: April 1, 2017
    Date of Patent: June 30, 2020
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Pengpeng Wang, Xue Dong, Xiaochuan Chen, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Weijie Zhao, Shengji Yang, Changfeng Li, Wei Liu, Jian Gao
  • Patent number: 10700143
    Abstract: The present application discloses a touch display substrate including an array of a plurality of pixels. Each pixel includes a first region and a second region in plan view of the touch display substrate.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: June 30, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Haisheng Wang, Xue Dong, Hailin Xue, Xiaochuan Chen, Xiaoliang Ding, Shengji Yang, Yingming Liu, Weijie Zhao, Changfeng Li, Wei Liu, Pengpeng Wang
  • Publication number: 20200201436
    Abstract: Embodiments of the present disclosure provide a method and a device for providing haptic feedback in a virtual reality system. The method includes acquiring state information of one or more virtual objects in a virtual scene presented in the virtual reality system and/or one or more real objects in an external environment of a user using the virtual reality system; generating haptic feedback information according to the state information; and providing haptic feedback to the user according to the haptic feedback information.
    Type: Application
    Filed: August 9, 2017
    Publication date: June 25, 2020
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Yanling HAN, Xue DONG, Jing LV, Haisheng WANG, Chun Wei WU, Xiaoliang DING, Wei LIU, Pengpeng WANG, Xueyou CAO, Ping ZHANG
  • Patent number: 10691210
    Abstract: A touch panel, an electronic device, and a driving method thereof are provided. The touch panel includes: a substrate and a tactile feedback layer, a touch detection circuit and a plurality of driving electrodes located on the substrate. The tactile feedback layer is configured to adjust hardness thereof under control of the driving electrode, the touch detection circuit is configured to provide a plurality of touch detection points, each of the touch detection points corresponding to at least one of the driving electrodes.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: June 23, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanling Han, Haisheng Wang, Xiaoliang Ding, Xue Dong, Jing Lv, Chih Jen Cheng, Wei Liu, Pengpeng Wang, Xueyou Cao, Ping Zhang, Yanan Jia, Chun Wei Wu
  • Patent number: 10690539
    Abstract: The present application proposes a circuit and method for detecting ambient light, and a display panel. The circuit for detecting ambient light includes a light sensing sub-circuit configured to output a voltage pulse signal related to present intensity of the ambient light; and a detection sub-circuit electrically connected to the light sensing sub-circuit, and configured to acquire a frequency of the voltage pulse signal, and obtain the present intensity of the ambient light according to the frequency of the voltage pulse signal.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: June 23, 2020
    Assignee: BOE TECHNOLOGY GROUP., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Jing Lv, Haisheng Wang, Chunwei Wu, Yingming Liu, Pengpeng Wang, Wei Liu, Yanling Han, Xueyou Cao, Ping Zhang
  • Patent number: 10678043
    Abstract: The present disclosure relates to a display panel, a device and a method for controlling the same. The display panel includes: a substrate; a detecting light transmitter, a detecting light receiver, a first optical element and a second optical element which are disposed on the substrate. The first optical element is configured to diverge light emitted from the detecting light transmitter and the second optical element is configured to converge the reflected divergent light to the detecting light receiver.
    Type: Grant
    Filed: April 4, 2018
    Date of Patent: June 9, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Pengpeng Wang, Ping Zhang, Yanling Han, Chih Jen Cheng, Wei Liu, Xueyou Cao
  • Patent number: 10678377
    Abstract: The present application provides a sensor comprising a grating and a sensor array sequentially disposed in a thickness direction of the sensor, wherein the sensor array comprises a plurality of photosensitive sensor units, and light passing through a light transmission gap of the grating reaches the plurality of photosensitive sensor units. The present application further provides a display device comprising the sensor. The sensor may detect three-dimensional coordinates of an object so that the display device can realize three-dimensional touch control.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: June 9, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chunwei Wu, Xue Dong, Haisheng Wang, Xiaoliang Ding, Yingming Liu, Pengpeng Wang, Yanling Han, Wei Liu, Rui Xu, Lijun Zhao, Yuzhen Guo, Changfeng Li, Yanan Jia, Jing Lv
  • Patent number: 10679559
    Abstract: A display driving unit circuit, a driving method, a display driving circuit and a display device are provided. The display driving unit circuit includes a pixel driving circuit and a light-emission control signal generation circuit. The light-emission control signal generation circuit is coupled to the pixel driving circuit. The pixel driving circuit is to drive a pixel to emit light. The light-emission control signal generation circuit is to supply a display light-emission control signal to the pixel driving circuit at a display stage to enable the pixel in a displaying mode and supply a fingerprint detection light-emission control signal to the pixel driving circuit at a fingerprint detection stage to enable the pixel in a fingerprint detection light-emission mode at the fingerprint detection stage. The display stage and the fingerprint detection stage are different time periods.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: June 9, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Jing Lv, Haisheng Wang, Chunwei Wu, Yingming Liu, Wei Liu, Pengpeng Wang, Yanling Han, Xueyou Cao, Ping Zhang
  • Patent number: 10678386
    Abstract: The present disclosure provides a display apparatus and a method for implementing a touch feedback. The display apparatus comprises: a display unit configured to display an image; a control unit configured to determine a touched object in the image according to a touch position of a user, and provide voltage signals based on attribute information of the touched object; and a touch unit configured to generate an induced capacitance and an electrostatic force at the touch position based on the voltage signals from the control unit. The display apparatus according to the present disclosure can improve the user experiences in using a terminal device comprising the display apparatus.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: June 9, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanling Han, Xue Dong, Jing Lv, Haisheng Wang, Chun-Wei Wu, Xiaoliang Ding, Pengpeng Wang, Xueyou Cao, Wei Liu, Ping Zhang