Patents by Inventor Changcheng JU

Changcheng JU 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: 11211572
    Abstract: A mask plate and a manufacturing method thereof, a flexible substrate stripping apparatus and a flexible substrate stripping method are provided. The mask plate includes a laser-transmitting substrate and a patterned laser-shielding layer located on the laser transmitting substrate.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: December 28, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changcheng Ju, Jing Yu
  • Patent number: 11086176
    Abstract: A transparent panel includes a first substrate, a second substrate, and a plurality of pixel regions. The second substrate is opposite to the first substrate. The plurality of pixel regions are between the first substrate and the second substrate. Each of the pixel regions includes a first region and a second region. A scattering degree of the first region is greater than a scattering degree of the second region. An area ratio of the first region to the second region in a pixel region increases as a distance between the pixel region and at least one side of the transparent panel increases.
    Type: Grant
    Filed: December 8, 2017
    Date of Patent: August 10, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Long Wang, Chiehhsing Chung, Changcheng Ju
  • Publication number: 20210210702
    Abstract: A mask plate and a manufacturing method thereof, a flexible substrate stripping apparatus and a flexible substrate stripping method are provided. The mask plate includes a laser-transmitting substrate and a patterned laser-shielding layer located on the laser transmitting substrate.
    Type: Application
    Filed: December 19, 2017
    Publication date: July 8, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changcheng JU, Jing YU
  • Publication number: 20210181560
    Abstract: A transparent panel includes a first substrate, a second substrate, and a plurality of pixel regions. The second substrate is opposite to the first substrate. The plurality of pixel regions are between the first substrate and the second substrate. Each of the pixel regions includes a first region and a second region. A scattering degree of the first region is greater than a scattering degree of the second region. An area ratio of the first region to the second region in a pixel region increases as a distance between the pixel region and at least one side of the transparent panel increases.
    Type: Application
    Filed: December 8, 2017
    Publication date: June 17, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Long Wang, Chiehhsing Chung, Changcheng Ju
  • Patent number: 10901274
    Abstract: The present disclosure relates to a display panel, a display device, and a method of manufacturing a display panel. The display panel comprises a first substrate and a second substrate arranged opposite to each other, and a liquid crystal layer interposed between the first substrate and the second substrate. The first substrate comprises a first transparent base substrate, and a first transparent electrode layer arranged on a side of the first transparent base substrate close to the liquid crystal layer. The first transparent electrode layer comprises a group of first transparent electrode wires extending along a first direction. The second substrate comprises a second transparent base substrate, and a second transparent electrode layer arranged on a side of the second transparent base substrate close to the liquid crystal layer. The second transparent electrode layer comprises a group of second transparent electrode wires extending along a second direction.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: January 26, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changcheng Ju, Long Wang
  • Patent number: 10872288
    Abstract: A charged particle counting device, a manufacturing method thereof, and a charged particle counting system are provided. The charged particle counting device includes: a bipolar transistor (10) and a magneto-electric induction coil (20), a gate (101) of the bipolar transistor is electrically connected to an end of the magneto-electric induction coil, and the other end of the magneto-electric induction coil is applied with a constant voltage, when a stream of positively charged particles passes through the magneto-electric induction coil and a first induced voltage generated by the magneto-electric induction coil is greater than a predetermined voltage threshold, a channel of the bipolar transistor is an N-type channel; and when a stream of negatively charged particles passes through the magneto-electric induction coil and a second induced voltage generated by the magneto-electric induction coil is less than the predetermined voltage threshold, the channel of the bipolar transistor is a P-type channel.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: December 22, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Changcheng Ju
  • Patent number: 10782275
    Abstract: The present disclosure provides a semiconductor hydrogen sensor and a manufacturing method thereof. The semiconductor hydrogen sensor comprises: a substrate; a gas-sensitive material pattern and a metal electrode pattern arranged in a same layer and distributed alternatingly on a side of the substrate; and a two-dimensional material filter layer arranged on a side surface of the gas-sensitive material pattern and the metal electrode pattern facing away from the substrate.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: September 22, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changcheng Ju, Xiyuan Wang, Zhuo Chen, Long Wang
  • Patent number: 10739655
    Abstract: The present disclosure belongs to the field of display technology, and particularly relates to an optical waveguide display substrate, a manufacturing method thereof, and a display apparatus. The optical waveguide display substrate comprises a side light source, an alternating-electric-field electrode structure, and a light scattering layer, wherein the side light source is provided at at least one side of the light scattering layer, the light scattering layer is switchable between a transparent state and a light scattering state under influence of an alternating electric field applied by the alternating-electric-field electrode structure, so that incident light from the side light source is scattered out of the optical waveguide display substrate to form a display image, and the light scattering layer comprises a polymer network and a light scattering liquid crystal material.
    Type: Grant
    Filed: August 3, 2017
    Date of Patent: August 11, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Changcheng Ju
  • Publication number: 20200233253
    Abstract: The present disclosure relates to a display panel, a display device, and a method of manufacturing a display panel. The display panel comprises a first substrate and a second substrate arranged opposite to each other, and a liquid crystal layer interposed between the first substrate and the second substrate. The first substrate comprises a first transparent base substrate, and a first transparent electrode layer arranged on a side of the first transparent base substrate close to the liquid crystal layer. The first transparent electrode layer comprises a group of first transparent electrode wires extending along a first direction. The second substrate comprises a second transparent base substrate, and a second transparent electrode layer arranged on a side of the second transparent base substrate close to the liquid crystal layer. The second transparent electrode layer comprises a group of second transparent electrode wires extending along a second direction.
    Type: Application
    Filed: October 12, 2017
    Publication date: July 23, 2020
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changcheng JU, Long WANG
  • Publication number: 20190171924
    Abstract: A charged particle counting device, a manufacturing method thereof, and a charged particle counting system are provided. The charged particle counting device includes: a bipolar transistor (10) and a magneto-electric induction coil (20), a gate (101) of the bipolar transistor is electrically connected to an end of the magneto-electric induction coil, and the other end of the magneto-electric induction coil is applied with a constant voltage, when a stream of positively charged particles passes through the magneto-electric induction coil and a first induced voltage generated by the magneto-electric induction coil is greater than a predetermined voltage threshold, a channel of the bipolar transistor is an N-type channel; and when a stream of negatively charged particles passes through the magneto-electric induction coil and a second induced voltage generated by the magneto-electric induction coil is less than the predetermined voltage threshold, the channel of the bipolar transistor is a P-type channel.
    Type: Application
    Filed: April 20, 2018
    Publication date: June 6, 2019
    Inventor: Changcheng Ju
  • Patent number: 10290741
    Abstract: The present application discloses a thin film transistor including a base substrate and an active layer on the base substrate having a first portion corresponding to a channel region, a second portion corresponding to a source electrode contact region, and a third portion corresponding to a drain electrode contact region. The second portion and the third portion include a three-dimensional nanocomposite material having a semiconductor material matrix and a plurality of nanopillars in the semiconductor material matrix.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: May 14, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changcheng Ju, Hu Meng, Yanzhao Li
  • Patent number: 10276820
    Abstract: The present application discloses a method of fabricating a quantum dots light emitting diode, the method including co-depositing an electron transport material and an inorganic perovskite material on a base substrate to form a composite layer having the electron transport material and the inorganic perovskite material.
    Type: Grant
    Filed: November 14, 2016
    Date of Patent: April 30, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changcheng Ju, Zhuo Chen, Wenhai Mei
  • Patent number: 10242604
    Abstract: Embodiments of the invention disclose a display device, comprising a substrate, a plurality of pixels on the substrate and a backlight module located at a side of the substrate away from the pixels. Each pixel has a microcavity structure, in which the light emitted from the backlight module oscillates many times and exits as visible light of at least three colors, thereby enabling the display device to realize color display. Compared to the existing liquid crystal display device, this display device will not be limited by the manufacturing process when it is applied in the flexible display field. Compared to the existing organic electroluminescent display device, this display device will not have the problems of low yield, high cost and short life time, etc.
    Type: Grant
    Filed: May 18, 2016
    Date of Patent: March 26, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanzhao Li, Changcheng Ju, Yuedi He, Feng Jiang
  • Publication number: 20180356380
    Abstract: The present disclosure provides a semiconductor hydrogen sensor and a manufacturing method thereof. The semiconductor hydrogen sensor comprises: a substrate; a gas-sensitive material pattern and a metal electrode pattern arranged in a same layer and distributed alternatingly on a side of the substrate; and a two-dimensional material filter layer arranged on a side surface of the gas-sensitive material pattern and the metal electrode pattern facing away from the substrate.
    Type: Application
    Filed: April 27, 2017
    Publication date: December 13, 2018
    Inventors: Changcheng JU, Xiyuan WANG, Zhuo CHEN, Long WANG
  • Publication number: 20180309078
    Abstract: The present application discloses a method of fabricating a quantum dots light emitting diode, the method including co-depositing an electron transport material and an inorganic perovskite material on a base substrate to form a composite layer having the electron transport material and the inorganic perovskite material.
    Type: Application
    Filed: November 14, 2016
    Publication date: October 25, 2018
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changcheng Ju, Zhuo Chen, Wenhai Mei
  • Publication number: 20180219100
    Abstract: The present application discloses a thin film transistor including a base substrate and an active layer on the base substrate having a first portion corresponding to a channel region, a second portion corresponding to a source electrode contact region, and a third portion corresponding to a drain electrode contact region. The second portion and the third portion include a three-dimensional nanocomposite material having a semiconductor material matrix and a plurality of nanopillars in the semiconductor material matrix.
    Type: Application
    Filed: November 8, 2016
    Publication date: August 2, 2018
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changcheng Ju, Hu Meng, Yanzhao Li
  • Patent number: 9910335
    Abstract: Embodiments of the present disclosure disclose a display panel, a method of manufacturing the display panel, and a display apparatus. The display panel includes: a first substrate and a second substrate opposite to each other; a liquid crystal layer between the first substrate and the second substrate; and a plurality of pixel electrodes on a side of the first substrate facing towards the liquid crystal layer. Liquid crystal molecules of the liquid crystal layer in a region corresponding to each of the plurality pixel electrodes are in a polymer network state, and the more a distance between the each of the plurality of pixel electrodes and a light source of an edge-lighting type light source module of the display panel is, the more an area occupied by a polymer network in the region corresponding to the each of the plurality of pixel electrodes is.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: March 6, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Long Wang, Yanzhao Li, Changcheng Ju
  • Publication number: 20180059448
    Abstract: Embodiments of the present disclosure disclose a display panel, a method of manufacturing the display panel, and a display apparatus. The display panel includes: a first substrate and a second substrate opposite to each other; a liquid crystal layer between the first substrate and the second substrate; and a plurality of pixel electrodes on a side of the first substrate facing towards the liquid crystal layer. Liquid crystal molecules of the liquid crystal layer in a region corresponding to each of the plurality pixel electrodes are in a polymer network state, and the more a distance between the each of the plurality of pixel electrodes and a light source of an edge-lighting type light source module of the display panel is, the more an area occupied by a polymer network in the region corresponding to the each of the plurality of pixel electrodes is.
    Type: Application
    Filed: July 12, 2017
    Publication date: March 1, 2018
    Inventors: Long Wang, Yanzhao Li, Changcheng Ju
  • Publication number: 20180053450
    Abstract: Embodiments of the invention disclose a display device, comprising a substrate, a plurality of pixels on the substrate and a backlight module located at a side of the substrate away from the pixels. Each pixel has a microcavity structure, in which the light emitted from the backlight module oscillates many times and exits as visible light of at least three colors, thereby enabling the display device to realize color display. Compared to the existing liquid crystal display device, this display device will not be limited by the manufacturing process when it is applied in the flexible display field. Compared to the existing organic electroluminescent display device, this display device will not have the problems of low yield, high cost and short life time, etc.
    Type: Application
    Filed: May 18, 2016
    Publication date: February 22, 2018
    Inventors: Yanzhao LI, Changcheng JU, Yuedi HE, Feng JIANG
  • Publication number: 20180046052
    Abstract: The present disclosure belongs to the field of display technology, and particularly relates to an optical waveguide display substrate, a manufacturing method thereof, and a display apparatus. The optical waveguide display substrate comprises a side light source, an alternating-electric-field electrode structure, and a light scattering layer, wherein the side light source is provided at at least one side of the light scattering layer, the light scattering layer is switchable between a transparent state and a light scattering state under influence of an alternating electric field applied by the alternating-electric-field electrode structure, so that incident light from the side light source is scattered out of the optical waveguide display substrate to form a display image, and the light scattering layer comprises a polymer network and a light scattering liquid crystal material.
    Type: Application
    Filed: August 3, 2017
    Publication date: February 15, 2018
    Inventor: Changcheng JU