Patents by Inventor Xiaoliang DING

Xiaoliang DING 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: 10908445
    Abstract: The present application belongs to the field of display technology, more particularly, relates to a display component and a display device. The display component comprises a display panel having a plurality of pixel structures. A packaging film is provided above the display panel. In each of the pixel structures, a control element and a photosensitive element connected with the control element are provided above the packaging film. The photosensitive element performs fingerprint identification according to received reflection light reflected by a finger after being emitted by the display panel. The display component implements optical fingerprint identification based on the display panel. By providing the photosensitive elements and respective control elements above the packaging film, accurate fingerprint identification is implemented.
    Type: Grant
    Filed: May 5, 2017
    Date of Patent: February 2, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Jing Lv, Haisheng Wang, Xiaoliang Ding, Chunwei Wu, Rui Xu, Lijun Zhao, Changfeng Li, Yanan Jia, Yuzhen Guo, Pengpeng Wang, Wei Liu
  • Publication number: 20210026178
    Abstract: The present disclosure provides an array substrate, comprising a substrate and a display element arranged above the substrate. The array substrate further comprises an antenna structure for transmitting and receiving electromagnetic waves. The antenna structure comprises a signal shielding layer and an antenna patch layer arranged on the substrate. The antenna patch layer and the signal shielding layer are spaced apart through a dielectric layer. The antenna patch layer is beneath the signal shielding layer such that the antenna structure transmits electromagnetic waves towards the bottom of the substrate and receives the electromagnetic waves from the bottom of the substrate. The present disclosure further provides a display panel and a man-machine interactive terminal.
    Type: Application
    Filed: December 18, 2017
    Publication date: January 28, 2021
    Inventors: Pengpeng WANG, Xue DONG, Haisheng WANG, Chunwei WU, Xiaoliang DING, Chihjen CHENG, Wei LIU, Yanling HAN, Xueyou CAO, Ping ZHANG, Changfeng LI, Yanan JIA, Yuzhen GUO
  • Publication number: 20210018983
    Abstract: A display panel is disclosed. The display panel includes a back plate, a plurality of pixel units formed on the back plate, and a plurality of deformation units for providing haptic feedback. Each deformation unit is on one or more corresponding pixel units of the plurality of pixel units, and when being applied a drive voltage, undergoes a deformation corresponding to a haptic feature of a visual object displayed by the corresponding pixel units. Thereby, there is provided a display panel with haptic feedback, which is simple in structure and easy to implement.
    Type: Application
    Filed: June 24, 2020
    Publication date: January 21, 2021
    Inventors: Jiabin WANG, Xiaoliang DING, Yangbing LI
  • Publication number: 20210020622
    Abstract: The disclosure provides a display panel and a manufacturing method thereof, and a display device. The display panel includes a substrate; an array of pixel units disposed on a first side of the substrate, wherein each of at least some of the pixel units comprises: a light emitting layer, an anode layer and a primary cathode layer which is light transmissive disposed on two sides of the light emitting layer, the anode layer being closer to the substrate than the primary cathode layer; an array of sensors disposed on one side of the array of pixel units, which is far away from the substrate, and each sensor senses the light emitted from a corresponding pixel unit.
    Type: Application
    Filed: July 15, 2019
    Publication date: January 21, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haisheng WANG, Xue DONG, Xiaoliang DING, Yingming LIU, Lei WANG
  • Publication number: 20210019016
    Abstract: The present disclosure provides a touch circuit, a touch device, and a touch method. The touch circuit includes: at least one photodetection circuit, and a first capacitor electrically connected to the at least one photodetection circuit. Each photodetection circuit is configured to detect modulated light reflected by a touch object, generate a modulation signal according to the modulated light, and output the modulation signal through the first capacitor.
    Type: Application
    Filed: May 27, 2019
    Publication date: January 21, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang DING, Xue DONG, Haisheng WANG, Yingming LIU, Xueyou CAO, Wei LIU
  • Patent number: 10895937
    Abstract: A touch screen and a manufacturing method thereof and a display device are provided. The touch screen includes a base substrate, electroluminescence pixel units disposed on the base substrate and arranged in array, touch electrodes disposed on the electroluminescence pixel units and arranged in array, the electroluminescent pixel units and the touch electrodes are insulated from each other.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: January 19, 2021
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Wei Liu, Xue Dong, Xiaochuan Chen, Haisheng Wang, Xiaoliang Ding, Shengji Yang, Yingming Liu, Weijie Zhao, Hongjuan Liu, Changfeng Li, Pengpeng Wang, Hailin Xue
  • Publication number: 20210012710
    Abstract: The present disclosure provides a pixel driving circuit, a driving method thereof, and a display device. The pixel driving circuit includes a current generating sub-circuit coupled to a control node and a first power signal terminal. The current generating sub-circuit is configured to output a preset current to the control node. The pixel driving circuit includes a source following sub-circuit coupled to a data signal terminal, a second power signal terminal, and the control node. The source following sub-circuit is configured to make a voltage of the control node change to follow a voltage of a data signal under the action of the preset current. The pixel driving circuit includes a light emitting element connected between the control node and the first power signal terminal to emit light under the action of the voltage of the control node.
    Type: Application
    Filed: August 24, 2018
    Publication date: January 14, 2021
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Shengji Yang, Pengpeng Wang
  • Patent number: 10890607
    Abstract: A sense circuit for a piezoresistive sensor is provided that comprises: an energy storage circuit coupled to the piezoresistive sensor via a first node; a charge control circuit coupled to the first node and configured to charge the energy storage circuit to a predetermined potential; a discharge control circuit configured to allow the energy storage circuit to discharge through the piezoresistive sensor; and a readout circuit coupled to the first node and configured to output a sensed voltage based on a level of charges stored by the energy storage circuit.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: January 12, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chihjen Cheng, Xiaoliang Ding, Pengpeng Wang, Xueyou Cao, Yuzhen Guo
  • Patent number: 10885305
    Abstract: A fingerprint identification structure and a method for fabricating the same, and an electronic device are provided. The fingerprint identification structure includes: a substrate; a plurality of first touch control electrodes and a plurality of second touch control electrodes, which are provided on the substrate, in which the plurality of first touch control electrodes and the plurality of second touch control electrodes intersect with each other; and a plurality of photo-sensitive patterns, which are disposed at intersections of the plurality of first touch control electrodes and the plurality of second touch control electrodes, respectively, and are configured to separate the plurality of second touch control electrodes from the plurality of first touch control electrodes.
    Type: Grant
    Filed: April 16, 2018
    Date of Patent: January 5, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Jing LV, Haisheng Wang, Chun Wei Wu, Xiaoliang Ding, Rui Xu, Lijun Zhao, Changfeng Li, Yanan Jia, Yuzhen Guo, Yunke Qin, Pinchao Gu
  • Patent number: 10884528
    Abstract: A touch display substrate and a touch detection method thereof. The touch display substrate includes: a base substrate, and a photo-sensitive touch element and an Organic Light-Emitting Diode (“OLED”) device that are arranged on the base substrate sequentially. The photo-sensitive touch element includes a touch electrode layer, a photo-sensitive material layer, an insulating layer and an ITO layer that are arranged sequentially, wherein an orthographic projection of a touch sensing area of the touch electrode layer completely covers an orthographic projection of a pattern of the photo-sensitive material layer, and is within an orthographic projection of the ITO layer. The arrangement of the photo-sensitive touch element neither changes the sequence of manufacturing the layers of the display substrate, nor affects the illumination of the touch display substrate and is suitable for manufacturing a large-size touch screen.
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: January 5, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Jing Lv, Haisheng Wang, Chunwei Wu, Xiaoliang Ding, Rui Xu, Lijun Zhao, Changfeng Li, Yanan Jia, Yuzhen Guo, Yunke Qin, Pinchao Gu
  • Patent number: 10884538
    Abstract: Examples of the disclosure provide an OLED touch display panel, a display device and a method for detecting a touch operation zone, relate to the field of touch display, and may achieve an incell touch display panel. The display panel has an OLED component, which comprises a first electrode; a piezoresistive material layer, which is above the first electrode of the OLED component; a touch electrode layer, which is above the piezoresistive material layer; and a first stripe electrode, a second stripe electrode, a third stripe electrode and a fourth stripe electrode, which are provided above the touch electrode layer and not contacted with each other.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: January 5, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Haisheng Wang, Yingming Liu, Xueyou Cao, Wei Liu, Ping Zhang
  • Patent number: 10872922
    Abstract: A display substrate, a method for manufacturing the display substrate, a fingerprint recognition device and a display device are provided. The display substrate includes a base substrate, a black matrix sensor provided on the base substrate and a plurality of functional sensors which are spaced apart from each other, the black matrix sensor blocks at least visible light and includes a plurality of first extension portions and a plurality of second extension portions, and the first extension portions intersect the second extension portions to form a plurality of hollow regions. Orthographic projections of the functional sensors on the black matrix sensor are within the region where the black matrix sensor is located.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: December 22, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanan Jia, Xue Dong, Jing Lv, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Yuzhen Guo, Wei Liu, Yanling Han, Changfeng Li, Pengpeng Wang, Chun Wei Wu, Rui Xu, Lijun Zhao
  • Patent number: 10871839
    Abstract: A color filter substrate, an array substrate and a display device are disclosed. The display device includes an opposed substrate and an array substrate, or an opposed substrate, an array substrate and a protection substrate located on a side of the opposed substrate that is apart from the array substrate. The display device is divided into a display area and a periphery area, at least one layer of periphery touch electrode is provided in the periphery area, the at least one layer of periphery touch electrode is disposed on at least one of the array substrate, the opposed substrate and the protection substrate. The display device can alleviate the problem of impacting viewing effects due to touch operation on the display area.
    Type: Grant
    Filed: July 10, 2015
    Date of Patent: December 22, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Haisheng Wang, Xue Dong, Hailin Xue, Xiaoliang Ding, Shengji Yang, Yingming Liu, Weijie Zhao, Hongjuan Liu, Changfeng Li, Wei Liu, Hao Zhang
  • Patent number: 10872223
    Abstract: A fingerprint recognizer, a fingerprint recognition method, a light emitter device, an optical sensor and a display device are provided. The fingerprint recognizer includes a pressure detector unit, a light emitter unit, a light sensor unit, and a fingerprint analyzer unit. The pressure detector unit is configured to detect the strength at which a finger presses a display screen, and send a signal to the light emitter unit according to the strength. The light emitter unit is configured to emit a light signal under the control of the signal of the pressure detector unit. The light sensor unit is configured to receive a light-reflection signal formed by the light signal reflected by the finger, convert the light-reflection signal into an electrical signal and output the electrical signal to the fingerprint analyzer unit. The fingerprint analyzer unit is configured to determine fingerprint information according to the received electrical signal.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: December 22, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Haisheng Wang, Yingming Liu, Pengpeng Wang, Wei Liu
  • Patent number: 10867556
    Abstract: A pixel unit circuit, a driving method of the pixel unit circuit, and a pixel circuit are provided. The pixel unit circuit includes at least one sub-pixel sub-unit circuit connected to display signal lines and display signal terminals; and pixel compensation sub-unit circuit connected to two compensation signal lines and at least one compensation signal terminal, wherein one of the display signal lines and one of the compensation signal lines are a same signal line, and/or one of the display signal terminals and one of the at least one compensation signal terminal are a same signal terminal, and/or the pixel unit circuit further includes a multiplexer sub-circuit, one of the display signal lines is connected to a first terminal of the multiplexer sub-circuit, one of the compensation signal lines is connected to a second terminal of the multiplexer sub-circuit.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: December 15, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Haisheng Wang, Xiaoliang Ding, Changfeng Li, Wei Liu
  • 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
  • Patent number: 10866447
    Abstract: Embodiments of the present disclosure disclose a display panel, a display apparatus, and a method for manufacturing a display panel. The display panel includes: a display unit comprising an array substrate, a modulation structure and a black matrix having at least one hole, wherein the modulation structure is located between the black matrix and the array substrate; light emitting unit located between the modulation structure and the array substrate, and configured to emit light onto the modulation structure to generate structured light emitted from the modulation structure, so that the structured light passes through the at least one hole; and a light receiving unit, configured to receive reflected structured light obtained by the structured light being reflected by a measured object.
    Type: Grant
    Filed: January 31, 2018
    Date of Patent: December 15, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pinchao Gu, Xue Dong, Haisheng Wang, Chunwei Wu, Yingming Liu, Rui Xu, Changfeng Li, Yuzhen Guo, Lijun Zhao, Yanan Jia, Xiaoliang Ding, Yunke Qin
  • Patent number: 10868990
    Abstract: An active pixel sensor, a driving method thereof, an imager and an electronic device are disclosed. The active pixel sensor includes: a photosensitive element, configured to convert a received light signal into an electrical signal; a follower circuit, connected with the photosensitive element and configured to convert the electrical signal into an output voltage, the follower circuit including a source follower transistor; and an adjustment circuit, connected with the follower circuit and configured to collect the output voltage of the follower circuit and to adjust a bias current of the source follower transistor according to the output voltage, so as to adjust the output voltage to a preset range.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: December 15, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chih Jen Cheng, Pengpeng Wang, Wei Liu, Xiaoliang Ding, Rui Xu, Changfeng Li
  • Patent number: 10867156
    Abstract: A display substrate, a fingerprint identification panel, a fingerprint identification method and a display device are provided. The display substrate includes a first metal pattern and a second metal pattern arranged on a base substrate and in different layers. An orthographic projection of the first metal pattern on the base substrate at least partially overlaps with an orthographic projection of the second metal pattern on the base substrate, and one of the first metal pattern and the second metal pattern is a supply voltage signal line.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: December 15, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changfeng Li, Xue Dong, Haisheng Wang, Xiaochuan Chen, Yingming Liu, Lei Wang, Xiaoliang Ding, Xiaoquan Hai
  • 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