Patents by Inventor Xue Dong

Xue Dong 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: 11004382
    Abstract: A backlight source and a manufacture method thereof, a display device are provided. The backlight source includes a base substrate, the base substrate is divided into a plurality of light emitting regions, and at least one of the plurality of light emitting regions comprises a plurality of light emitting elements, a first common polar line, and a second common polar line. Light emitting brightness of at least one of the light emitting regions is adjustable independently.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: May 11, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yafei Li, Bo Gao, Pei Li, Guangquan Wang, Haiwei Sun, Ming Chen, Xue Dong, Wenjia Sun, Jinxing Liu
  • Patent number: 11003886
    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: Grant
    Filed: January 4, 2018
    Date of Patent: May 11, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Rui Xu, Xue Dong, Haisheng Wang, Yingming Liu, Pinchao Gu, Changfeng Li, Qingrong Ren
  • Publication number: 20210134222
    Abstract: A pixel circuit includes a driving sub-circuit and a photosensitive detection circuit. The driving sub-circuit is coupled to a self-luminescent device. The driving sub-circuit is configured to drive the self-luminescent device to emit light. The photosensitive detection circuit is configured to detect a luminance of the self-luminescent device, and transmit an electrical signal for characterizing the luminance of the self-luminescent device to a signal readout terminal.
    Type: Application
    Filed: March 6, 2019
    Publication date: May 6, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang DING, Xue DONG, Haisheng WANG, Yingming LIU, Wei LIU, Changfeng LI
  • Publication number: 20210132501
    Abstract: A digital exposure machine and an exposure control method thereof are disclosed. The exposure control method of the digital exposure machine includes: determining a scanning direction of the digital exposure machine, wherein a plurality of sub-pixels in an array include multiple rows of sub-pixels arranged in the scanning direction, the multiple rows of sub-pixels including a first row of sub-pixels in the scanning direction; determining a starting scanning position, the starting scanning position being located on an outer side of the first row of sub-pixels in the scanning direction; and performing a plurality of scannings to expose a display region of the first display substrate to be exposed, wherein a scanning pitch for each of the plurality of scannings is integer times of a pitch of two adjacent rows of sub-pixels of the first display substrate in the scanning direction.
    Type: Application
    Filed: October 29, 2020
    Publication date: May 6, 2021
    Inventors: Zhichong Wang, Fuqiang Li, Peng Liu, Jing Feng, Xinglong Luan, Guangcai Yuan, Xue Dong
  • Patent number: 10999548
    Abstract: A pixel sensing circuit and driving method therefor, an image sensor, and an electronic device are provided. The pixel sensing circuit includes a photoelectric conversion element configured to generate electric charges in response to incident light, a transmission element configured to output the electric charges generated by the photoelectric conversion element, and a source follower circuit configured to compensate an output current of the transmission element. The source follower circuit includes a first source follower transistor, a second source follower transistor, and a first storage capacitor.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: May 4, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Shengji Yang, Xue Dong, Jing Lv, Xiaochuan Chen, Dongni Liu, Lei Wang, Pengcheng Lu, Jie Fu, Han Yue, Li Xiao
  • Publication number: 20210124262
    Abstract: The present disclosure provides a quantum dot color filter, a fabrication method thereof, a display panel and a display device, and belongs to the field of display technology. The quantum dot color filter of the present disclosure includes a quantum dot functional layer configured to emit light of a certain color under excitation of excitation light. The quantum dot functional layer has a hollowed-out portion, which exposes a side surface of the quantum dot functional layer, so that the excitation light is able to arrive at the side surface.
    Type: Application
    Filed: April 29, 2020
    Publication date: April 29, 2021
    Inventors: Ge SHI, Ming ZHU, Zheng FANG, Yanliu SUN, Haijun NIU, Shiyu ZHANG, Song YANG, Yujie LIU, Yuyao WANG, Jiahui HAN, Xiaochuan CHEN, Xue DONG
  • Patent number: 10989953
    Abstract: Embodiments of the present disclosure provide a display panel, a method for manufacturing the same, and a display device, relating to the field of display technology. The display panel includes a first substrate, a second substrate, a liquid crystal layer disposed between the first substrate and the second substrate, and a light splitting structure disposed on a side of the first substrate facing away from the liquid crystal layer. The light splitting structure is configured to perform spectroscopic processing on light incident on the light splitting structure to obtain light of at least one color, and project the light of the at least one color onto a pixel of a corresponding color in the display panel.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: April 27, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yafeng Yang, Wei Wang, Xiaochuan Chen, Xue Dong, Jifeng Tan, Jian Gao, Xiandong Meng, Xianqin Meng, Wenqing Zhao, Feng Guan, Lu Yu, Congcong Wei
  • Patent number: 10991735
    Abstract: The present disclosure provides an optical detection pixel unit, an optical detection pixel circuit, an optical detection method and a display device. The optical detection pixel unit comprise a photosensitive element and a detection transistor, wherein the photosensitive element has a first electrode connected with a photovoltage terminal, and a second electrode connected with a gate of the detection transistor; the photosensitive element is configured to detect an optical signal under the control of the photovoltage terminal; and the detection transistor has a first electrode connected with a detection voltage line, and a second electrode connected with a reading line.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: April 27, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Yingming Liu, Chihjen Cheng, Pengpeng Wang, Yanling Han, Wei Liu
  • Publication number: 20210118957
    Abstract: The present disclosure is related to a display substrate. The display substrate having a display area comprises a first electrode layer on a base substrate; a second electrode layer on a side of the first electrode layer far away from the base substrate; a light emitting layer between the first electrode layer and the second electrode layer; a pixel definition layer defining a plurality of sub-pixel regions with each of the plurality of sub-pixel regions containing the light emitting layer and the first electrode layer; and a signal line coupled to the second electrode layer. The signal line is substantially within the display area and at a different layer from the second electrode layer.
    Type: Application
    Filed: December 17, 2018
    Publication date: April 22, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengji Yang, Xue Dong, Xiaochuan Chen, Hui Wang, Yanming Wang, Fang Yu, Wei Li
  • Publication number: 20210110770
    Abstract: A pixel circuit, a display panel, a display device, and a method of driving a display device are provided. The pixel circuit includes a driving sub-circuit, a first data writing sub-circuit, a second data writing sub-circuit, and a storage sub-circuit. The first data writing sub-circuit is configured to write a first data voltage to a first terminal of the storage sub-circuit in a case of being turned on under control of a first data scanning signal; the second data writing sub-circuit is configured to write a second data voltage to a second terminal of the storage sub-circuit in a case of being turned on under control of a second data scanning signal; and the driving sub-circuit is configured to drive a light emitting element to emit light under control of the voltage at the first terminal of the storage sub-circuit.
    Type: Application
    Filed: April 12, 2019
    Publication date: April 15, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengji YANG, Xue DONG, Xiaochuan CHEN, Hui WANG
  • Patent number: 10976854
    Abstract: Embodiments of the present disclosure provide a force touch display panel, a detection method thereof, and a display apparatus. The force touch display panel includes: a substrate; a display structure disposed in a display area on the substrate; and a force common electrode layer, a piezoelectric material layer, and a force sense electrode layer, which are stacked in sequence over the display structure. The force sense electrode layer includes a force sense electrode configured for identifying different forces, and the force sense electrode additionally serves as a touch detection electrode configured for identifying a touch operation.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: April 13, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuzhen Guo, Xue Dong, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Xueyou Cao, Lijun Zhao, Chihjen Cheng
  • Patent number: 10977476
    Abstract: A dermatoglyphics data acquisition device, an acquisition method thereof and a display device are disclosed. The acquisition method of dermatoglyphics data includes: detecting a touch region of a dermatoglyphics on a touch device by a capacitive touch control circuit; selecting a touch center region in the touch region and selecting a characteristic region in the touch center region by a controller, according to a signal amount distribution of a touch signal generated by dermatoglyphics contact in the touch region, and determining the characteristic region as a dermatoglyphics scan region by the controller; and scanning a dermatoglyphics in the dermatoglyphics scan region and generating the dermatoglyphics data by a dermatoglyphics identification circuit.
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: April 13, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingming Liu, Xue Dong, Haisheng Wang, Xiaochuan Chen, Shengji Yang, Ming Yang, Wei Liu, Hongjuan Liu, Qian Wang
  • Patent number: 10969650
    Abstract: This disclosure proposes a liquid crystal cell, a display and an electronic device. The liquid crystal cell comprises a first substrate and a second substrate disposed above the first substrate. The first substrate is configured to be formed with a diffraction phase grating array on a surface thereof close to the second substrate, and the diffraction phase grating array is filled with liquid crystal units. The second substrate is configured to comprise stacked first electrode layer, insulating layer and second electrode layer on a side thereof close to the first substrate.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: April 6, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Jian Gao, Xue Dong, Xiaochuan Chen, Yafeng Yang
  • Patent number: 10965086
    Abstract: Embodiments of the present disclosure provide an optical resonant cavity and a display panel. The optical resonant cavity includes a light conversion layer, the optical resonant cavity is configured to emit light with a specific wavelength range, and the light conversion layer is arranged at at least one wave node of a center wavelength of the light with the specific wavelength range in the optical resonant cavity.
    Type: Grant
    Filed: February 22, 2019
    Date of Patent: March 30, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ming Zhu, Xue Dong, Xiaochuan Chen, Shiyu Zhang, Meili Wang, Xuan Liang, Yingtao Wang
  • Patent number: 10962823
    Abstract: A display module and a display device. The display module includes: a display panel including a first substrate, a second substrate, and a liquid crystal layer between the first and second substrate; and a backlight panel on a side of the first or second substrate away from the liquid crystal layer. The display panel further includes a color filter layer on a side of the liquid crystal layer away from the backlight panel. The color filter layer includes at least two portions having different transparency. The backlight panel is configured to emit a plurality of directional light beams to the color filter layer. The display panel is configured to change a propagation direction of each of the directional light beams by means of the liquid crystal layer, to adjust an irradiation position of the directional light beam on the color filter layer.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: March 30, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhongxiao Li, Xue Dong, Xiaochuan Chen, Wenqing Zhao
  • Patent number: 10957746
    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: Grant
    Filed: January 8, 2018
    Date of Patent: March 23, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changfeng Li, Xue Dong, Haisheng Wang, Yingming Liu, Xiaoliang Ding, Rui Xu, Pinchao Gu, Pengcheng Lu
  • Patent number: 10948738
    Abstract: There is provided a holographic display device, which includes a display panel including plural sub-pixels, wherein each sub-pixel includes plural subdivided pixels, and each subdivided pixel has an adjustable light transmittance; a backlight, configured to provide reference light to the display panel; a phase adjustment layer, including plural transparent phase adjustment components, wherein each phase adjustment component is configured to adjust a phase of a light ray transmitted through the phase adjustment component, and the phase adjustment components corresponding to a single sub-pixel have phase adjustment amounts different from each other; and a controller, configured to obtain a target phase of a light ray to be transmitted through each sub-pixel, and determine a target subdivided pixel, which corresponds to the target phase, in each sub-pixel, and further configured to obtain a target intensity of the light ray, and adjust a light transmittance of the target subdivided pixel.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: March 16, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jifeng Tan, Xue Dong, Wei Wang, Xiaochuan Chen, Yafeng Yang, Xin Gu, Feng Guan, Meili Wang
  • Patent number: 10950592
    Abstract: A display panel and a method of fabricating the same, and a display device are provided, the display panel includes a display substrate a package substrate opposite to each other, the display substrate includes a first base substrate; and a first electrode, an electroluminescent layer and a second electrode disposed on the first base substrate in sequence; the package substrate includes a second base substrate; and a conductive layer on the second base substrate, the conductive layer and the second electrode facing towards each other; the display panel further includes a conductive adhesive between the second electrode and the conductive layer, the conductive adhesive is configured to bond the display substrate with the package substrate, and electrically connect the second electrode with the conductive layer.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: March 16, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoliang Ding, Xue Dong, Haisheng Wang, Xiaochuan Chen, Likai Deng
  • Patent number: 10949031
    Abstract: The disclosure provides a touch display substrate and a touch display device. The touch display substrate includes: a substrate; a plurality of ultrasonic sensors disposed on the substrate; and one ultrasonic generator disposed on the substrate. The ultrasonic generator has a plurality of openings, and at least one of the plurality of ultrasonic sensors is disposed in at least one of the openings.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: March 16, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuzhen Guo, Xue Dong, Haisheng Wang, Chunwei Wu, Yingming Liu, Changfeng Li, Yanan Jia, Lijun Zhao, Yunke Qin, Pinchao Gu, Rui Xu
  • Patent number: 10949042
    Abstract: The present disclosure discloses an array substrate and a display apparatus. The array substrate includes a touch electrode, wherein the touch electrode comprises a plurality of first sensing electrodes arranged in a first direction and a plurality of second sensing electrodes arranged in a second direction, each of the first sensing electrodes comprises an electrode strip, the electrode strip comprises a plurality of electrode blocks arranged in the second direction, each of the second sensing electrodes comprises a plurality of holes, the electrode blocks correspond to the holes in one to one correspondence, and projections of the electrode blocks in a direction perpendicular to a surface of the substrate are located in the corresponding holes.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: March 16, 2021
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Bo Gao, Jinxing Liu, Ming Chen, Xue Dong, Wenjia Sun, Yafei Li, Wenchao Han