Patents by Inventor Zezhou Yang

Zezhou Yang 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: 10571737
    Abstract: The present disclosure discloses a quantum dot display substrate and a manufacturing method thereof, and a quantum dot display device. The quantum dot display substrate comprises black matrix patterns, quantum dot patterns surrounded by the quantum dot patterns, a first base substrate, and a first optical layer and a second optical layer both arranged on a side of the first base substrate, and the first optical layer is arranged on a side of the second optical layer away from the first base substrate; the first optical layer is configured to collimate incident light to generate collimated light and transmit the collimated light to the second optical layer; the second optical layer is configured to adjust an outgoing direction of the collimated light to generate outgoing light, and make the outgoing light irradiate onto the black matrix patterns.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: February 25, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunyun Tian, Jing Lv, Yunsik Im, Hyunsic Choi, Zezhou Yang
  • Publication number: 20190302329
    Abstract: Embodiments of the present disclosure relate to a prism film, a backlight module, and a display device. The prism film includes a substrate and a plurality of prisms on a surface of the substrate, each of the plurality of prisms having a triangular cross section, and having a first optical surface, a second optical surface, and a third optical surface that are perpendicular to the triangular cross section, wherein the first optical surface is parallel to the surface of the substrate, the first optical surface and the second optical surface form a first bottom angle, the first optical surface and the third optical surface form a second bottom angle, and at least one of the first bottom angle and the second bottom angle of the plurality of prisms gradually changes.
    Type: Application
    Filed: November 26, 2018
    Publication date: October 3, 2019
    Inventors: Liangliang JIN, Zezhou YANG, Ruoyu MA, Qing LIU
  • Publication number: 20190204663
    Abstract: The present disclosure relates to a liquid crystal display panel, a display device, and a display method. The liquid crystal display panel includes: a first substrate and a second substrate opposed to each other; a liquid crystal layer located between the first substrate and the second substrate; and a quantum dot layer located on a side of the second substrate away from the liquid crystal layer, and including a plurality of quantum dots of different dimensions.
    Type: Application
    Filed: July 24, 2018
    Publication date: July 4, 2019
    Inventors: Xiangxiang ZOU, Zezhou YANG, Xiaolong LI
  • Publication number: 20190101690
    Abstract: The present disclosure relates to the field of display technologies, and especially discloses a backlight device and a method for manufacturing the same. The backlight device includes a backlight source, a light guide plate, a reflective layer, an optical adhesive layer and an outcoupling structure. Specifically, in the backlight device, the reflective layer and the light guide plate are located on opposite sides of the backlight source respectively.
    Type: Application
    Filed: September 27, 2018
    Publication date: April 4, 2019
    Inventors: Huijuan WANG, Yunyun TIAN, Zezhou YANG, Yonglian QI, Dejiang ZHAO, Minqi CHEN, Tao LIU, Shi SHU
  • Patent number: 10197834
    Abstract: The present disclosure provides a curved-surface backlight source and a display device comprising the curved-surface backlight source. The curved-surface backlight source comprises: a frame, an optical film and a plurality of light source assemblies; the light source assemblies are disposed on the frame, the optical film is disposed on light emergent sides of the light source assemblies, and the light source assemblies and the optical film are in a curved shape.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: February 5, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qing Liu, Zhongbao Wu, Zezhou Yang
  • Patent number: 10132987
    Abstract: The embodiments of the present invention provide a backlight module, a liquid crystal display device and a display; laser is used as the light source of the backlight module, improving the utilization of light and realizing high color gamut display. The backlight module comprises a laser light source and several light guide devices provided on a light output side of the laser light source; the several light guide devices are arranged in a first direction; each light guide device comprises several light guide elements and transflective films arranged alternately in a second direction; the transflective films are configured to reflect laser from the laser light source into a third direction; the third direction is perpendicular to the first direction and the second direction.
    Type: Grant
    Filed: July 12, 2016
    Date of Patent: November 20, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Zezhou Yang
  • Publication number: 20180233686
    Abstract: The present disclosure discloses a quantum dot display substrate and a manufacturing method thereof, and a quantum dot display device. The quantum dot display substrate comprises black matrix patterns, quantum dot patterns surrounded by the quantum dot patterns, a first base substrate, and a first optical layer and a second optical layer both arranged on a side of the first base substrate, and the first optical layer is arranged on a side of the second optical layer away from the first base substrate; the first optical layer is configured to collimate incident light to generate collimated light and transmit the collimated light to the second optical layer; the second optical layer is configured to adjust an outgoing direction of the collimated light to generate outgoing light, and make the outgoing light irradiate onto the black matrix patterns.
    Type: Application
    Filed: May 2, 2017
    Publication date: August 16, 2018
    Inventors: Yunyun TIAN, Jing LV, Yunsik IM, Hyunsic CHOI, Zezhou YANG
  • Patent number: 9995867
    Abstract: The present disclosure provides a light source, a backlight module and a display apparatus. The light source includes: a light emitting diode chip; and a fluorescent powder layer arranged to face towards the light emitting diode chip and configured to receive a first light emitted from the light emitting diode chip and to emit a second light with a wavelength different from that of the first light, wherein the light emitting diode chip and the fluorescent powder layer are moveable with respect to each other such that quantity of fluorescent powder in the fluorescent powder layer excited by the light emitted from the light emitting diode chip increases or decreases. In the above solution, the light emitting diode chip and the fluorescent powder layer are movable with respect to each other, so as to adjust color temperature of backlight conveniently.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: June 12, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zezhou Yang, Qing Liu
  • Publication number: 20180046015
    Abstract: The present disclosure provides a curved-surface backlight source and a display device comprising the curved-surface backlight source. The curved-surface backlight source comprises: a frame, an optical film and a plurality of light source assemblies; the light source assemblies are disposed on the frame, the optical film is disposed on light emergent sides of the light source assemblies, and the light source assemblies and the optical film are in a curved shape.
    Type: Application
    Filed: May 23, 2016
    Publication date: February 15, 2018
    Applicant: Boe Technology Group Co., Ltd.
    Inventors: Qing LIU, Zhongbao WU, Zezhou YANG
  • Patent number: 9763525
    Abstract: A transparent display device, comprising a display panel for transparency display, a base and a system light source; one side edge of the display panel being mounted to the base; the system light source comprising a first light source; wherein the first light source is mounted on a side edge of the display panel away from the base, and/or is mounted to the base and located at the light incident side of the display panel, light emitted from the first light source is irradiated onto the display panel after reflection by an object placed at the light incident side of the display panel to form a spatial light.
    Type: Grant
    Filed: July 31, 2014
    Date of Patent: September 19, 2017
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Zhongbao Wu, Ruoyu Ma, Zezhou Yang
  • Publication number: 20170205566
    Abstract: The embodiments of the present invention provide a backlight module, a liquid crystal display device and a display; laser is used as the light source of the backlight module, improving the utilization of light and realizing high color gamut display. The backlight module comprises a laser light source and several light guide devices provided on a light output side of the laser light source; the several light guide devices are arranged in a first direction; each light guide device comprises several light guide elements and transflective films arranged alternately in a second direction; the transflective films are configured to reflect laser from the laser light source into a third direction; the third direction is perpendicular to the first direction and the second direction.
    Type: Application
    Filed: July 12, 2016
    Publication date: July 20, 2017
    Inventor: Zezhou YANG
  • Publication number: 20170139498
    Abstract: The present application discloses an optical touch device comprising a light transmission layer comprising a first total internal reflection (TIR) surface and a second TIR surface facing the first TIR surface, a first side surface for connecting the first TIR surface and the second TIR surface on a first side, and a second side surface for connecting the first TIR surface and the second TIR surface on a second side opposite to the first side; a light source on a side of the first TIR surface distal to the second TIR surface for emitting a light beam, the light source is proximal to the first side; and a detector on the side of the first TIR surface distal to the second TIR surface, for detecting the light beam passed through the light transmission layer and transmitted into the detector, the detector is proximal to the second side. A first side angle between the first side surface and the first TIR surface is an acute angle.
    Type: Application
    Filed: December 28, 2015
    Publication date: May 18, 2017
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiangxiang Zou, Zezhou Yang, Chunfang Zhang, Zhongbao Wu
  • Publication number: 20170123595
    Abstract: The present application provides an optical touch device comprising a light transmission layer having a first total internal reflection (TIR) surface and the second TIR surface, a light source beside the second TIR surface, a detector for detecting the light beam passed through the light transmission layer and transmitted into the detector, and a first reflector disposed between the light source and the light transmission layer, capable of reflecting the light beam emitted from the light source into the light transmission layer.
    Type: Application
    Filed: December 10, 2015
    Publication date: May 4, 2017
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiangxiang Zou, Zezhou Yang
  • Publication number: 20170023724
    Abstract: The present disclosure provides an optical module and a reflective display apparatus that relate to the technical field of display and may improve the display effects in a dark environment to enhance the contrast of the display apparatus. The optical module includes a light guide plate, a light emitting unit arranged at a lateral side of the light guide plate, and an optical film and a scattering film stacked in sequence on the light guide plate, wherein the optical film is configured to reduce an incident angle of incident light and the scattering film is configured to scatter the incident light, the optical film being arranged between the light guide plate and the scattering film.
    Type: Application
    Filed: June 9, 2015
    Publication date: January 26, 2017
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Guangkui Qin, Xinxing Wang, Ming Zhu, Zezhou Yang, Jifeng Tan
  • Publication number: 20170017029
    Abstract: The present disclosure provides a light source, a backlight module and a display apparatus. The light source includes: a light emitting diode chip; and a fluorescent powder layer arranged to face towards the light emitting diode chip and configured to receive a first light emitted from the light emitting diode chip and to emit a second light with a wavelength different from that of the first light, wherein the light emitting diode chip and the fluorescent powder layer are moveable with respect to each other such that quantity of fluorescent powder in the fluorescent powder layer excited by the light emitted from the light emitting diode chip increases or decreases. In the above solution, the light emitting diode chip and the fluorescent power layer are movable with respect to each other, so as to adjust color temperature of backlight conveniently.
    Type: Application
    Filed: May 7, 2015
    Publication date: January 19, 2017
    Inventors: Zezhou Yang, Qing Liu
  • Publication number: 20160045037
    Abstract: A transparent display device, comprising a display panel for transparency display, a base and a system light source; one side edge of the display panel being mounted to the base; the system light source comprising a first light source; wherein the first light source is mounted on a side edge of the display panel away from the base, and/or is mounted to the base and located at the light incident side of the display panel, light emitted from the first light source is irradiated onto the display panel after reflection by an object placed at the light incident side of the display panel to form a spatial light.
    Type: Application
    Filed: July 31, 2014
    Publication date: February 18, 2016
    Inventors: Zhongbao WU, Ruoyu MA, Zezhou YANG
  • Patent number: 9207379
    Abstract: A light guide plate, a backlight module and a display device both comprising the light guide plate are disclosed. The light guide plate comprises a light emitting surface and multiple side surfaces perpendicular to and connected to the light emitting surface, the side surfaces including at least one first side surface and at least one second side surface. The light guide plate further comprises at least one set of folded surfaces perpendicular to and connected to the light emitting surface. Each set of folded surfaces is connected between a pair of first side surface and second side surface which are adjacent with each other. Each set of folded surfaces includes multiple light incident surfaces which are connected one by one. In the light incident surfaces in same set of folded surfaces, any two adjacent light incident surfaces form an acute angle opened toward inside of the light guide plate.
    Type: Grant
    Filed: December 11, 2013
    Date of Patent: December 8, 2015
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Wenjie Jiang, Xingxing Zhao, Kailiang Zhang, Zezhou Yang
  • Publication number: 20140160795
    Abstract: A light guide plate, a backlight module and a display device both comprising the light guide plate are disclosed. The light guide plate comprises a light emitting surface and multiple side surfaces perpendicular to and connected to the light emitting surface, the side surfaces including at least one first side surface and at least one second side surface. The light guide plate further comprises at least one set of folded surfaces perpendicular to and connected to the light emitting surface. Each set of folded surfaces is connected between a pair of first side surface and second side surface which are adjacent with each other. Each set of folded surfaces includes multiple light incident surfaces which are connected one by one. In the light incident surfaces in same set of folded surfaces, any two adjacent light incident surfaces form an acute angle opened toward inside of the light guide plate.
    Type: Application
    Filed: December 11, 2013
    Publication date: June 12, 2014
    Inventors: Wenjie JIANG, Xingxing Zhao, Kailiang Zhang, Zezhou Yang