Patents by Inventor Dongchuan CHEN

Dongchuan CHEN 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: 11300822
    Abstract: The present disclosure provides a display panel, a method for manufacturing the same, and a display device. A display panel comprising a first substrate, a second substrate, a light source layer, an optical sensor, and an imaging section; wherein, the optical sensor, the first substrate, the imaging section, and the second substrate are sequentially stacked on a side of the light source layer; or the optical sensor, the light source layer, the imaging section, and the second substrate are sequentially stacked on a side of the first substrate, and the imaging section includes at least one through hole that allows light to pass through, and the imaging section is configured to image a surface of an object located near a surface of the display panel onto the optical sensor by way of pin hole imaging.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: April 12, 2022
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xinli Ma, Bingyang Liu, Xueqiang Qian, Dongchuan Chen, Kaixuan Wang
  • Publication number: 20220026760
    Abstract: The present disclosure relates to a display device. The display device includes a first liquid crystal cell and a second liquid crystal cell disposed opposite to each other, a first polarizer located on a side of the first liquid crystal cell away from the second liquid crystal cell, a second polarizer located on a side of the second liquid crystal cell away from the first liquid crystal cell, and a third polarizer located between the first liquid crystal cell and the second liquid crystal cell, wherein the display device further includes a polarization maintaining diffusion sheet located between the first liquid crystal cell and the second liquid crystal cell.
    Type: Application
    Filed: August 9, 2019
    Publication date: January 27, 2022
    Inventors: Hongming ZHAN, Xibin SHAO, Ruichen ZHANG, Dongchuan CHEN, Kaixuan WANG
  • Publication number: 20210405437
    Abstract: An electronic device and one or more control methods thereof are provided. In one example, the electronic device may include a display device, one or more imaging devices, and a signal processing device. The display device may include a display panel and a non-display area at an edge of the display panel, the non-display area having one or more light-passing structures. Each of the one or more imaging devices may correspond to one of the one or more light-passing structures. Further, each of the one or more imaging devices may be disposed in an internal space of the electronic device. The signal processing device may be connected to each of the display device and the one or more imaging devices. The electronic device may increase an actual screen ratio of a rectangular image displayed on a user-oriented side of the electronic device.
    Type: Application
    Filed: April 12, 2019
    Publication date: December 30, 2021
    Inventors: Bingyang LIU, Dongchuan CHEN, Xueqiang QIAN, Dan WANG, Xinli MA, Hui ZHANG
  • Publication number: 20210382357
    Abstract: A composite liquid crystal layer, a method for fabricating the same, a display panel, and a display device are disclosed. The method includes coating a polymer liquid crystal composite system on a substrate, the polymer liquid crystal composite system including a photosensitive group that includes self-assembling material, and a liquid crystal polymer material, photo-aligning the polymer liquid crystal composite system, so that the photosensitive group containing self-assembling material is formed into an oriented structure, and the liquid crystal polymer material is aligned under the action of the oriented structure, and curing the aligned liquid crystal polymer material, to form a polymer liquid crystal layer with a specified alignment structure. The polymer liquid crystal layer with a specified alignment structure is formed by photo-aligning and curing after coating is performed for one time, which simplifies the process and greatly improves production efficiency.
    Type: Application
    Filed: October 24, 2018
    Publication date: December 9, 2021
    Inventors: Xibin SHAO, Hongming ZHAN, Feifei WANG, Dongchuan CHEN
  • Patent number: 11086180
    Abstract: A display panel having a plurality of subpixels. Each of the plurality of subpixels includes a first light emitting portion and a second light emitting portion. The display panel includes a black matrix on a base substrate. The black matrix defines a plurality of subpixel apertures. The first light emitting portion is outside the plurality of subpixel apertures. The second light emitting portion is in a respective one of the plurality of subpixel apertures. An orthographic projection of the black matrix on the base substrate covers an orthographic projection of the first light emitting portion of each of the plurality of subpixels on the base substrate, and is substantially non-overlapping with an orthographic projection of the second light emitting portion of each of the plurality of subpixels on the base substrate. The first light emitting portion includes a plurality of electronic ink microcapsules.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: August 10, 2021
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.
    Inventors: Bingyang Liu, Dongchuan Chen, Xueqiang Qian, Dan Wang, Xinli Ma
  • Publication number: 20210223648
    Abstract: A display panel having a plurality of subpixels. Each of the plurality of subpixels includes a first light emitting portion and a second light emitting portion. The display panel includes a black matrix on a base substrate. The black matrix defines a plurality of subpixel apertures. The first light emitting portion is outside the plurality of subpixel apertures. The second light emitting portion is in a respective one of the plurality of subpixel apertures. An orthographic projection of the black matrix on the base substrate covers an orthographic projection of the first light emitting portion of each of the plurality of subpixels on the base substrate, and is substantially non-overlapping with an orthographic projection of the second light emitting portion of each of the plurality of subpixels on the base substrate. The first light emitting portion includes a plurality of electronic ink microcapsules.
    Type: Application
    Filed: November 15, 2018
    Publication date: July 22, 2021
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.
    Inventors: Bingyang Liu, Dongchuan Chen, Xueqiang Qian, Dan Wang, Xinli Ma
  • Publication number: 20210215972
    Abstract: A dimming panel includes: a transparent base substrate and a plurality of dimming cells disposed on the transparent base substrate; each of the plurality of dimming cells comprises a refractive structure and an electric field structure disposed outside the refractive structure, the refractive structure comprises at least two film layers stacked, a refractive index difference between any two adjacent film layers in the at least two film layers is variable under an action of an electric field applied by the electric field structure.
    Type: Application
    Filed: December 24, 2019
    Publication date: July 15, 2021
    Inventors: Bingyang Liu, Dongchuan Chen, Xueqiang Qian, Kaixuan Wang, Xinli Ma
  • Publication number: 20210157187
    Abstract: The present disclosure provides a display panel, a method for manufacturing the same, and a display device. A display panel comprising a first substrate, a second substrate, a light source layer, an optical sensor, and an imaging section; wherein, the optical sensor, the first substrate, the imaging section, and the second substrate are sequentially stacked on a side of the light source layer; or the optical sensor, the light source layer, the imaging section, and the second substrate are sequentially stacked on a side of the first substrate, and the imaging section includes at least one through hole that allows light to pass through, and the imaging section is configured to image a surface of an object located near a surface of the display panel onto the optical sensor by way of pin hole imaging.
    Type: Application
    Filed: April 17, 2020
    Publication date: May 27, 2021
    Inventors: Xinli Ma, Bingyang Liu, Xueqiang Qian, Dongchuan Chen, Kaixuan Wang
  • Publication number: 20210141267
    Abstract: The present disclosure relates to a display device. The display device includes a first liquid crystal cell and a second liquid crystal cell disposed opposite to each other, a first polarizer located on a side of the first liquid crystal cell away from the second liquid crystal cell, a second polarizer located on a side of the second liquid crystal cell away from the first liquid crystal cell, and a third polarizer located between the first liquid crystal cell and the second liquid crystal cell, wherein the display device further includes a polarization maintaining diffusion sheet located between the first liquid crystal cell and the second liquid crystal cell.
    Type: Application
    Filed: August 9, 2019
    Publication date: May 13, 2021
    Inventors: Hongming ZHAN, Xibin SHAO, Ruichen ZHANG, Dongchuan CHEN, Kaixuan WANG
  • Patent number: 10935838
    Abstract: The present application discloses a backlight module for a display apparatus. The backlight module for a display apparatus includes a light guide plate; and a light transmittance control layer on the light guide plate configured to receive light from the light guide plate and modulate light intensity of the light from the light guide plate. The light transmittance control layer includes a light transmittance control material having a variable light transmissivity. Light transmittance in a plurality of regions of the light transmittance control layer is individually controllable.
    Type: Grant
    Filed: April 19, 2017
    Date of Patent: March 2, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Dongchuan Chen, Xibin Shao, Yanping Liao, Zhenyu Zhang, Fangyu Wang, Xueqiang Qian, Wenchao Wang
  • Publication number: 20200249507
    Abstract: The present application discloses a backlight module for a display apparatus. The backlight module for a display apparatus includes a light guide plate; and a light transmittance control layer on the light guide plate configured to receive light from the light guide plate and modulate light intensity of the light from the light guide plate. The light transmittance control layer includes a light transmittance control material having a variable light transmissivity. Light transmittance in a plurality of regions of the light transmittance control layer is individually controllable.
    Type: Application
    Filed: April 19, 2017
    Publication date: August 6, 2020
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Dongchuan Chen, Xibin Shao, Yanping Liao, Zhenyu Zhang, Fangyu Wang, Xueqiang Qian, Wenchao Wang
  • Publication number: 20200249534
    Abstract: The present application discloses an array substrate having a plurality of subpixel areas, the array substrate in each of the plurality of subpixel areas includes a first electrode layer and a second electrode layer configured to form a fringe field for driving liquid crystal molecules; and an insulating layer between the first electrode layer and the second electrode layer. The second electrode layer includes a plurality of branches; the plurality of branches being grouped into a plurality of teeth; adjacent teeth of the plurality of teeth being spaced apart by a first slit, the first slit extending substantially throughout one dimension of the second electrode layer of one of the plurality of subpixel areas; and the adjacent teeth separated from each other at a first end and connected to each other at a second end.
    Type: Application
    Filed: April 1, 2017
    Publication date: August 6, 2020
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Fangyu Wang, Xibin Shao, Zhenyu Zhang, Dongchuan Chen, Xueqiang Qian
  • Patent number: 10712615
    Abstract: Embodiments of the present disclosure provide a display substrate and a method for fabricating the same, a display panel and a display device. The display substrate includes a first photoluminescent layer, which is in a first sub-pixel region and configured to emit light of a first color under excitation of light of a second color, and a filter layer, which is in a second sub-pixel region and configured to filter out at least part of light of a different color other than the second color.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: July 14, 2020
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dongchuan Chen, Xibin Shao, Yanping Liao, Zhenyu Zhang, Xueqiang Qian, Fangyu Wang
  • Publication number: 20200081299
    Abstract: Embodiments of the present disclosure provide a display substrate and a method for fabricating the same, a display panel and a display device. The display substrate includes a first photoluminescent layer, which is in a first sub-pixel region and configured to emit light of a first color under excitation of light of a second color, and a filter layer, which is in a second sub-pixel region and configured to filter out at least part of light of a different color other than the second color.
    Type: Application
    Filed: March 30, 2018
    Publication date: March 12, 2020
    Inventors: Dongchuan CHEN, Xibin SHAO, Yanping LIAO, Zhenyu ZHANG, Xueqiang QIAN, Fangyu WANG
  • Patent number: 10580372
    Abstract: A pixel unit and a driving method thereof, a liquid crystal panel and a display device are provided. The pixel unit includes a pixel electrode, a control circuit, a light sensing circuit, a data line and a gate line. A control end of the control circuit is connected to the gate line, a first end of the control circuit is connected to the date line, a second end of the control circuit is connected to a first end of the light sensing circuit, and a second end of the light sensing circuit is connected to the pixel electrode. The control circuit is configured to control, under control of the gate line, the data line to be connected to the first end of the light sensing circuit.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: March 3, 2020
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhenyu Zhang, Fangyu Wang, Dongchuan Chen
  • Publication number: 20200057341
    Abstract: A display apparatus includes: a backlight assembly including a light source; and at least one functional material; wherein: the light source is configured to emit a white light; and the at least one functional material is configured to absorb light in at least one of a range of 480 nm-520 nm or a range of 575 nm-600 nm to thereby reshape the white light to have blue, red, and green peaks.
    Type: Application
    Filed: October 25, 2019
    Publication date: February 20, 2020
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xibin SHAO, Dongchuan CHEN, Yanping LIAO
  • Publication number: 20200050032
    Abstract: An anti-peep structure, a method for manufacturing an anti-peep structure, and a display device are provided. The anti-peep structure includes a substrate made of a first material having a first refractive index, the substrate including a light incident surface and a light outgoing surface disposed opposite to each other, where a plurality of grooves are disposed in the substrate at a side of the light incident surface or the light outgoing surface; a second material having a second refractive index disposed in the plurality of grooves; and a refractive index regulating component configured to control the second refractive index; where a viewing angle at the light outgoing surface is determined by a difference between the first refractive index and the second refractive index.
    Type: Application
    Filed: August 6, 2019
    Publication date: February 13, 2020
    Inventors: Dongchuan CHEN, Xueqiang QIAN, Bingyang LIU, Dan WANG, Xinli MA
  • Patent number: 10473976
    Abstract: The present disclosure provides a backlight assembly and a display apparatus comprising the backlight assembly. The backlight assembly includes a light source and at least one light-absorbing substance. The light source is configured to emit a white light, the white light comprising at least two primary color lights. The at least one light-absorbing substance is disposed at a light-out side of the light source and is configured to absorb light in at least one overlapping portion between spectra of two of the at least two primary color lights in the white light.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: November 12, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Xibin Shao, Dongchuan Chen, Yanping Liao
  • Publication number: 20190122624
    Abstract: A pixel unit and a driving method thereof, a liquid crystal panel and a display device are provided. The pixel unit includes a pixel electrode, a control circuit, a light sensing circuit, a data line and a gate line. A control end of the control circuit is connected to the gate line, a first end of the control circuit is connected to the date line, a second end of the control circuit is connected to a first end of the light sensing circuit, and a second end of the light sensing circuit is connected to the pixel electrode. The control circuit is configured to control, under control of the gate line, the data line to be connected to the first end of the light sensing circuit.
    Type: Application
    Filed: July 30, 2018
    Publication date: April 25, 2019
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhenyu ZHANG, Fangyu WANG, Dongchuan CHEN
  • Patent number: 10247987
    Abstract: The present disclosure provides a pixel unit, an array substrate and a manufacturing method thereof. The pixel unit comprises slit electrodes and comprises four zones. The slit electrodes in the four zones are electrically connected with each other. The slit incline directions of the slit electrodes of the pixel unit in each of the four zones are the same, and the slit inclined directions of the slit electrodes of the pixel unit in any two adjacent zones of the four zones are different. The pixel unit structure with a plurality of domains and the array substrate comprising the pixel unit structure provided by the present disclosure can eliminate color deviation to the greatest extent, and have excellent light transmittance.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: April 2, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Xibin Shao, Dongchuan Chen, Yanping Liao, Zhenyu Zhang