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).

  • Publication number: 20190179195
    Abstract: A display panel and a display device are provided in embodiments of the disclosure, the display panel having a display region and a non-display region surrounding the periphery of the display region, and comprising: a first display substrate; a second display substrate, which is arranged opposite to, aligned with and assembled together with the first display substrate; a signal shielding frame, in the non-display region and between the first display substrate and the second display substrate; and signal antennas within the signal shielding frame, the signal shielding frame being configured to shield at least an inward transmission of the signal from the signal antennas towards the display region, so as to enable merely an outward transmission of the signal from the signal antennas towards an outer side of the display panel.
    Type: Application
    Filed: February 13, 2018
    Publication date: June 13, 2019
    Inventors: Ping Zhang, Xue Dong, Haisheng Wang, Chun-Wei Wu, Xiaoliang Ding, Yanling Han, Xueyou Cao, Wei Liu, Yingming Liu, Yuzhen Guo, Pengpeng Wang, Chih-Jen Cheng, Rui Xu, Lijun Zhao, Yanan Jia, Changfeng Li, Yunke Qin, Pinchao Gu
  • Publication number: 20190180674
    Abstract: Provided is a display panel comprising including: a base substrate; a plurality of pixel units, each of which is provided with a light emitting structure, each light emitting structure includes a first electrode, a light emitting layer, and a second electrode sequentially stacked on the base substrate; a plurality of pixel circuits respectively disposed in the pixel units for driving the light emitting structure to emit light; a deforming layer disposed above the second electrodes of the light emitting structures; and one or more heating control circuits respectively disposed in different pixel units and each electrically connected to the second electrode of the light emitting structure in a corresponding pixel unit, the heating control circuit is configured to control the second electrode of the light emitting structure in the corresponding pixel unit to generate heat so that the hardness of the deforming layer above the second electrode changes.
    Type: Application
    Filed: October 24, 2017
    Publication date: June 13, 2019
    Inventors: Yanling HAN, Haisheng WANG, Xiaoliang DING, Changfeng LI, Xue DONG, Jing LV, Chunwei WU, Pengpeng WANG, Xueyou CAO, Ping ZHANG, Chihjen CHENG, Wei LIU, Yanan JIA, Lijun ZHAO
  • Patent number: 10318788
    Abstract: A fingerprint identification detection circuit, a touch screen and a display device is disclosed. The fingerprint identification detection circuit can include a photosensitive diode, a first switch transistor, a second switch transistor and a voltage follower transistor, wherein the first switch transistor can include a metal oxide transistor, and the second switch transistor and the voltage follower transistor both can include a low-temperature polycrystalline silicon transistor. There is little current leaking from the first switch transistor by using the metal oxide transistor as the first switch transistor. Even in the case of low light intensity, photocurrent can be detected, which may thereby improve the detection precision of the fingerprint identification detection circuit.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: June 11, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengpeng Wang, Haisheng Wang, Xiaoliang Ding, Yingming Liu, Chihjen Cheng, Wei Liu, Xueyou Cao, Ping Zhang, Changfeng Li, Yunke Qin
  • Patent number: 10318081
    Abstract: A touch display device and a driving method are disclosed. The touch display device includes a liquid crystal display panel having a plurality of self-capacitive electrodes and an electroluminescent display panel arranged under the liquid crystal display panel. The self-capacitive electrodes in the liquid crystal display panel and a cathode in the electroluminescent display panel constitute capacitive structures.
    Type: Grant
    Filed: September 5, 2016
    Date of Patent: June 11, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Haisheng Wang, Xue Dong, Hailin Xue, Xiaochuan Chen, Shengji Wang, Xiaoliang Ding, Yingming Liu, Weijie Zhao, Changfeng Li, Wei Liu, Pengpeng Wang, Rui Xu
  • Patent number: 10318787
    Abstract: The present disclosure provides a fingerprint photocurrent detection unit, a fingerprint identifier, a driving method and a display device. The fingerprint photocurrent detection unit includes: a conversion circuit coupled to a fingerprint photocurrent reading line and configured to convert a fingerprint photocurrent acquired by the fingerprint photocurrent reading line into a square wave signal; and a detection circuit coupled to the conversion circuit and configured to detect the square wave signal and acquire information about a fingerprint photocurrent in accordance with a frequency of the square wave signal.
    Type: Grant
    Filed: September 11, 2017
    Date of Patent: June 11, 2019
    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
  • Patent number: 10311277
    Abstract: The present disclosure relates to a display panel and a method of manufacturing the same, as well as a display apparatus. The display panel comprises an array substrate, a packaging substrate jointed to the array substrate, a photosensitive device, and a touch sensitive device; the photosensitive device and the touch sensitive device are formed between the packaging substrate and the array substrate, and the touch sensitive device is positioned between the photosensitive device and the packaging substrate.
    Type: Grant
    Filed: February 13, 2017
    Date of Patent: June 4, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Jing Lv, Haisheng Wang, Xiaochuan Chen, Chun Wei Wu, Xiaoliang Ding, Shengji Yang, Rui Xu, Changfeng Li, Lijun Zhao, Yuzhen Guo, Yanan Jia
  • Publication number: 20190164493
    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: Application
    Filed: November 21, 2018
    Publication date: May 30, 2019
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Yingming Liu, Xue Dong, Haisheng Wang, Xiaoliang Ding, Changfeng Li, Wei Liu
  • Publication number: 20190163307
    Abstract: The present disclosure relates to a touch driving circuit. The touch driving circuit may include a driving transistor. A control terminal of the driving transistor is configured to receive a data signal. A first terminal of the driving transistor is configured to receive a power signal. A second terminal of the driving transistor is connected to a first electrode of a light emitting element in the touch panel. The touch driving circuit may include a touch electrode configured to transmit a touch signal. The touch electrode forms parasitic capacitance with a second electrode of the light emitting element. The touch driving circuit may include a control unit configured to transmit a compensation signal to the second terminal of the driving transistor in response to a control signal. The power signal, the data signal, the touch signal, and the compensation signal are synchronously modulated signals during a touch stage.
    Type: Application
    Filed: March 20, 2018
    Publication date: May 30, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chih Jen Cheng, Xiaoliang Ding, Changfeng Li, Pengpeng Wang, Wei Liu, Yanling Han, Xueyou Cao, Ping Zhang
  • Patent number: 10303279
    Abstract: A detection assembly, a touch display device, a touch positioning method and a pressure detection method are provided. The detection assembly includes: a first substrate; an acoustic wave generation device provided on the first substrate; an acoustic wave detection device which is provided on the first substrate and at a side, away from the first substrate, of the acoustic wave generation device and includes a plurality of acoustic wave sensing units spaced apart from each other; and a contact layer covering the acoustic wave detection device.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: May 28, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Haisheng Wang, Xue Dong, Hailin Xue, Xiaochuan Chen, Yingming Liu, Xiaoliang Ding, Shengji Yang, Weijie Zhao, Changfeng Li, Wei Liu, Pengpeng Wang, Pengcheng Lu
  • Publication number: 20190156097
    Abstract: The present application provides a touch panel and a display apparatus comprising the touch panel.
    Type: Application
    Filed: July 7, 2017
    Publication date: May 23, 2019
    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, Fanna MENG
  • Publication number: 20190157356
    Abstract: An OLED display device, and control method and manufacturing method thereof are provided, in the field of display technology. The OLED display device includes: a base substrate (01), wherein a plurality of OLEDs (02) arranged in an array are disposed on the base substrate (01), an area of the base substrate (01) where the OLEDs (02) are not disposed is provided with touch electrodes (03), the touch electrodes (03) are connected to a touch integrated circuit IC (1) in the OLED display device, and the touch electrodes (03) and the OLEDs (02) are located on the same surface of the base substrate (01), thereby solving the problem that the entire OLED display device is too thick and reducing the thickness of the entire OLED display device, which can be applied in the OLED display device.
    Type: Application
    Filed: March 14, 2018
    Publication date: May 23, 2019
    Inventors: Changfeng Li, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Rui Xu, Lijun Zhao, Pengpeng Wang, Wei Liu
  • Patent number: 10296124
    Abstract: The present invention provides a touch screen, a driving method thereof, and a display apparatus. The touch screen includes a liquid crystal cell formed by assembling an array substrate and a color filter substrate and a fixed electrode provided at a side of the array substrate distal to the color filter substrate, and further includes a common electrode provided on the array substrate and a shielding electrode provided at a side of the common electrode distal to the fixed electrode, the common electrode serves as a first drive electrode in force touch, a position of the fixed electrode corresponds to that of the common electrode, and the fixed electrode is configured to assist the first drive electrode to detect a touch force in force touch.
    Type: Grant
    Filed: August 15, 2016
    Date of Patent: May 21, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Xiaochuan Chen, Yingming Liu, Wei Liu, Pengpeng Wang, Tao Ren
  • Publication number: 20190147212
    Abstract: In accordance with various embodiments, the disclosed subject matter provides a mutual-capacitance touch sensing pattern recognition device, a related fabricating method, a related display panel, and a related display apparatus. The mutual-capacitance touch sensing pattern recognition device can comprise a plurality of sensing electrode lines and a plurality of driving electrode lines, wherein at least one set of the plurality of sensing electrode lines and the plurality of driving electrode lines have curved portions.
    Type: Application
    Filed: January 15, 2019
    Publication date: May 16, 2019
    Applicants: BOE Technology Group Co., Ltd., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: CHANGFENG LI, XUE DONG, HAISHENG WANG, XIAOCHUAN CHEN, LEI WANG, WEIJIE ZHAO, SHENGJI YANG, XIAOLIANG DING, WEI LIU, YINGMING LIU
  • Patent number: 10283042
    Abstract: The present invention provides a pixel driving circuit, a pixel driving method, and a display device. The pixel driving circuit comprises a driving transistor, a light-emitting device and a threshold compensation unit; a control electrode, a first electrode and a second electrode of the driving transistor are all connected with the threshold compensation unit; the threshold compensation unit is connected with a data line, a first power supply terminal, and a first terminal of the light-emitting device. In the technical solution of the present invention, by providing the sum of the data voltage and the threshold voltage of the driving transistor to the control electrode of the driving transistor, a driving current generated by the driving transistor is independent of the threshold voltage of the driving transistor, so as to prevent the driving current from being influenced by non-uniformity and shift of the threshold voltage.
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: May 7, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Shengji Yang, Xue Dong, Haisheng Wang, Xiaochuan Chen, Yingming Liu, Xiaoliang Ding, Weijie Zhao, Rui Xu, Lei Wang, Changfeng Li, Wei Liu
  • Patent number: 10282006
    Abstract: Provided are a touch substrate and a method for driving the same, and a display apparatus. The touch substrate includes a base substrate, and a plurality of touch control units, gate lines and read lines disposed on the base substrate. Each touch control unit includes a first electrode plate, a piezoelectric material layer and a second electrode plate sequentially disposed on the base substrate. The gate lines are configured to provide a constant voltage to the first electrode plates during a touch control period. The read lines are configured to read out an amount of charges generated by the piezoelectric material layers so as to determine a position of a touch point.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: May 7, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Changfeng Li, Xiaochuan Chen, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Shengji Yang, Weijie Zhao, Wei Liu, Pengpeng Wang, Lei Wang, Pengcheng Lu
  • Patent number: 10283024
    Abstract: A display device and a method for driving the display device are disclosed. The display device comprises a black and white liquid crystal display panel, an organic light emitting display panel, and a control unit. The control unit is configured to control the organic light emitting display panel to emit light, at least divide a frame of display time into a first time period, a second time period, and a third time period, and to drive the first primary color sub-pixel to emit light only in the first time period, the second primary color sub-pixel to emit light only in the second time period, and the third primary color sub-pixel to emit light only in the third time period. According to embodiments of the present invention, there is no need to provide lenticular lenses or a slit grating to realize 3D display, thus reducing production cost.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: May 7, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Haisheng Wang, Xue Dong, Hailin Xue, Xiaochuan Chen, Xiaoliang Ding, Yingming Liu, Hongjuan Liu, Weijie Zhao, Shengji Yang, Pengpeng Wang, Changfeng Li, Wei Liu
  • Patent number: 10282594
    Abstract: An electronic device, a face recognition and tracking method and a three-dimensional display method are provided. The electronic device includes: a pick-up device configured to shoot a face image of a user; a frontal face image acquisition module configured to acquire a frontal face image of the user via the pick-up device; and a face tracking module configured to perform a comparison operation on the face image shot by the pick-up device and the frontal face image, and determine a moving distance of the face of the user along a direction in a plane perpendicular to a central optical axis of the pick-up device, wherein the comparison operation includes a comparison between a ratio of an area of a specific part to an area of an entire face for the face image shot by the pick-up device, and the ratio for the frontal face image.
    Type: Grant
    Filed: May 11, 2016
    Date of Patent: May 7, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Haisheng Wang, Xue Dong, Hailin Xue, Xiaochuan Chen, Yingming Liu, Xiaoliang Ding, Shengji Yang, Weijie Zhao, Changfeng Li, Wei Liu, Pengpeng Wang, Wenqing Zhao
  • Publication number: 20190129510
    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: Application
    Filed: October 24, 2018
    Publication date: May 2, 2019
    Inventors: Pengpeng Wang, Haisheng Wang, Xiaoliang Ding, Chih Jen Cheng, Yanling Han, Yangbing Li, Xueyou Cao, Wei Liu, Ping Zhang
  • Patent number: 10275635
    Abstract: Disclosed is a fingerprint detection circuit comprising at least one fingerprint detection unit, a high level signal line, a low level signal line and an output unit, the fingerprint detection unit includes a charging switch, a discharging switch and an input energy storing unit. An output terminal of the charging switch is connected to an input terminal of the discharging switch, a cathode of the photodiode is electrically connected to an input terminal of the charging switch, an output terminal of the discharging switch serves as an output terminal of the fingerprint detection unit, one terminal of the input energy storing unit is electrically connected to the output terminal of the charging switch, the other terminal of the input energy storing unit is electrically connected to the low level signal line, an input terminal of the output unit is electrically connected to the output terminal of the fingerprint detection unit.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: April 30, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Xiaochuan Chen, Yingming Liu, Wei Liu, Pengpeng Wang, Changfeng Li, Tao Ren
  • Patent number: 10274740
    Abstract: A display module is disclosed. The display module includes a display panel and a liquid crystal lens. The liquid crystal lens includes a liquid crystal layer; the liquid crystal lens is on a display side of the display panel and configured to gather, in a horizontal direction, light rays exiting from the display panel together to at least one observation position, which includes a primary observation position corresponding to a center of the display panel and subsidiary observation positions on both sides of the primary observation position. Also disclosed are a display device including the display module and a control method for the display module.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: April 30, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Rui Xu, Xiaochuan Chen, Wenqing Zhao, Qian Wang, Lei Wang, Ming Yang, Jian Gao, Pengcheng Lu, Xiaochen Niu, Xiaoliang Ding