Patents by Inventor Qinghua Zou

Qinghua Zou 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: 20200013832
    Abstract: This disclosure discloses an array substrate, a method for fabricating the same, and a display device. The array substrate includes: a base substrate; and a plurality of pixel elements located on one side of the base substrate, wherein each of the pixel elements includes: a pixel light-emitting layer, and at least two different color filters located on the side of the pixel light-emitting layer away from the base substrate; the pixel light-emitting layer includes a first sub-pixel light-emitting layer and a second sub-pixel light-emitting layer; and in the same pixel element, an orthographic projection of each of the filters onto the base substrate has an overlap area with an orthographic projection of the second sub-pixel light-emitting layer onto the base substrate.
    Type: Application
    Filed: August 30, 2018
    Publication date: January 9, 2020
    Inventors: Jun Ren, Xiao Fu, Qinghua Zou
  • Publication number: 20190355797
    Abstract: Embodiments of the present disclosure relate to a display panel, a method for manufacturing the same, a display device and a displaying method. The display panel includes a substrate, a thin film transistor on the substrate, an insulating layer covering the substrate and the thin film transistor, a first electrode and a second electrode on the insulating layer and electrically insulated with each other, wherein an orthographic projection of the first electrode on the substrate does not overlap with an orthographic projection of the thin film transistor on the substrate, an orthographic projection of the second electrode on the substrate overlaps with an orthographic projection of the thin film transistor on the substrate, a light emitting layer on the first electrode and the second electrode, and a third electrode and a fourth electrode on the light emitting layer.
    Type: Application
    Filed: January 10, 2018
    Publication date: November 21, 2019
    Inventors: Qinghua ZOU, Ruhui ZHU, Gu YAO, Shupeng GUO, Litao QU
  • Publication number: 20190340409
    Abstract: The disclosure discloses a display panel and a display device to thereby extend an area for recognizing a fingerprint or a palmprint instead of only a fixed area in which a fingerprint can be recognized as in the related art, so as to recognize a fingerprint or a palmprint throughout the screen while improving the precision of recognizing light rays. The display panel according to the disclosure includes: a base substrate; and, infrared light sources, pixel units, and infrared photosensitive sensors on the base substrate.
    Type: Application
    Filed: June 22, 2018
    Publication date: November 7, 2019
    Inventors: Ruhui ZHU, Gu YAO, Qinghua ZOU, Yu WANG, Tingyuan DUAN, Suwei ZENG
  • Patent number: 10354901
    Abstract: A conveying device, a conveying method, and an evaporation apparatus are provided. The conveying device comprises a carrying mechanism for carrying a substrate; and a fastening mechanism for fastening the substrate on the carrying mechanism in a mechanical manner. In the conveying device, the substrate is fastened on the carrying mechanism in a mechanical manner by the fastening mechanism. As compared with electrostatic fastening and adhesive fastening, this reduces damage to the substrate, increases the reliability for fastening the substrate, and makes it easy to receive and detach the substrate.
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: July 16, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qinghua Zou, Shupeng Guo, Changqi Hu
  • Publication number: 20190157631
    Abstract: The present application discloses an evaporation plate for depositing a deposition material on a substrate. The evaporation plate has a first side and a second side opposite to the first side. The evaporation plate includes a main body plate; a first cooling layer on the main body plate and on the first side of the evaporation plate; and a first heating layer on a side of the first cooling layer distal to the main body plate. The first cooling layer is configured to cool the first heating layer on the first side of the evaporation plate. The first heating layer is configured to heat a material deposited on the first side of the evaporation plate.
    Type: Application
    Filed: November 1, 2017
    Publication date: May 23, 2019
    Applicants: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co.,Ltd.
    Inventors: Gu Yao, Qinghua Zou, Tingyuan Duan
  • Publication number: 20180298485
    Abstract: An evaporation system is disclosed, inclueding a feeding device, an evaporation device, and a storage device, wherein the feeding device comprises a feeding device housing which defines a feeding space; a feeding port which is arranged on the feeding device housing; a discharge port which is arranged on the feeding device housing and is away from the feeding port; and a propelling unit which is at least partially embedded in the feeding space, and is configured to push a raw material in the feeding space to move from the feeding port to the discharge port; wherein the evaporation device is connected with the feeding device; and wherein the storage device is connected with the feeding port of the feeding device.
    Type: Application
    Filed: December 15, 2017
    Publication date: October 18, 2018
    Inventor: Qinghua ZOU
  • Publication number: 20180274082
    Abstract: An assembly and a device for vapor deposition are provided in this disclosure, an assembly includes a cell and a housing, the cell is accommodated in the housing, the gaseous materials to be vapor deposited eject from the housing and are vapor deposited onto the substrate. The housing is capable of rotating relative to the cell. The film layer structure can be obtained by controlling the angles of rotation of the housing. Single film layer as well as the composite film layer with various changes of doping ratio can be formed on the substrate of the assembly and the device for vapor deposition in this disclosure.
    Type: Application
    Filed: December 13, 2017
    Publication date: September 27, 2018
    Inventors: Qinghua ZOU, Shupeng GUO, Bin BU
  • Publication number: 20180005858
    Abstract: A conveying device, a conveying method, and an evaporation apparatus are provided. The conveying device comprises a carrying mechanism for carrying a substrate; and a fastening mechanism for fastening the substrate on the carrying mechanism in a mechanical manner. In the conveying device, the substrate is fastened on the carrying mechanism in a mechanical manner by the fastening mechanism. As compared with electrostatic fastening and adhesive fastening, this reduces damage to the substrate, increases the reliability for fastening the substrate, and makes it easy to receive and detach the substrate. (FIG.
    Type: Application
    Filed: September 14, 2016
    Publication date: January 4, 2018
    Inventors: Qinghua ZOU, Shupeng GUO, Changqi HU
  • Patent number: 9859509
    Abstract: The invention provides a thioxanthone aromatic amine compound and an organic light emitting device using the compound. The thioxanthone aromatic amine compound includes a compound expressed by formula (I) or formula (II): where Ar1 and Ar2 each are selected from ammonia compounds with structures respectively expressed by formula (III) to formula (VII), or hydrogen atom, thioxanthone aromatic amine compound of the invention has single structure, determinate molecular weight, and has better solubility and film-forming property, and also has low biochemical temperature and decomposition temperature, and stable film morphology.
    Type: Grant
    Filed: April 22, 2015
    Date of Patent: January 2, 2018
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yifan Wang, Qinghua Zou, Shijian Su, Kunkun Liu, Zhiheng Wang, Yunchuan Li
  • Publication number: 20170354983
    Abstract: A nozzle assembly, an evaporation plating apparatus, and a method of manufacturing an organic light emitting diode device is provided. A first heating element is arranged in the hollow cavity in the sidewall of the nozzle. When organic material is vapor deposited, the first heating element can perform heating to raise the temperature of the peripheral wall of the nozzle to be substantially the same as or slightly higher than the temperature of the evaporation plating chamber, thereby maintaining the temperature in the nozzle within a suitable range so that it is neither too low to cause the organic material to condense in the nozzle nor too high to carbonize the organic material.
    Type: Application
    Filed: September 20, 2016
    Publication date: December 14, 2017
    Inventor: Qinghua Zou
  • Publication number: 20170191155
    Abstract: A vapor deposition system including a vapor deposition mechanism and a separation mechanism is provided. The vapor deposition mechanism includes a vapor deposition source, and further includes a vapor deposition baseplate and a cover plate that are located at a side of the vapor deposition source in a vapor deposition direction in order; the cover plate comprises a frame defining an enclosed frame region, the frame comprises a contact surface with the vapor deposition baseplate, and the contact surface comprise an adhesion portion, and the vapor deposition baseplate is capable of being adhered to the cover plate; the separation mechanism comprises at least one support plate and at least one movable bar connected with the support plate, the movable bar is configured to separate the vapor deposition baseplate from the cover plate after completion of film vapor deposition.
    Type: Application
    Filed: July 25, 2016
    Publication date: July 6, 2017
    Inventors: Changqi Hu, Shupeng Guo, Qinghua Zou, Bin Bu
  • Patent number: 9634277
    Abstract: The present invention provides a structure of a white OLED device that includes a plurality of emissive layers, of which at least one emissive layer is made of a quantum dot and at least one emissive layer is made of an organic light emission material so as to combine the advantages of the quantum dot and the organic light emission material, where the manufacturing cost is low, the utilization of material is high, and the light emission efficiency is high thereby increasing the brightness of a display device and providing excellent performance for use in flat panel display devices, televisions, and other fields of display.
    Type: Grant
    Filed: October 31, 2014
    Date of Patent: April 25, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Qinghua Zou
  • Patent number: 9634269
    Abstract: The present invention provides a conductive flexible substrate and a manufacture method thereof and an OLED display device and a manufacture method thereof. The conductive flexible substrate comprises a flexible substrate (1), mesh conductive lines (2) located on the flexible substrate (1) and embossing from a surface of one side of the flexible substrate (1), and a conductive layer (3) filling among the mesh conductive lines (2); a surface of one side of the flexible substrate (1) away from the mesh conductive lines (2) and the conductive layer (3) is flat. The conductive flexible substrate is capable of promoting the conductivity of the flexible substrate, and applying the conductive flexible substrate to an OLED display device can solve the issue of low conductivity of anodes in the OLED display device.
    Type: Grant
    Filed: February 8, 2015
    Date of Patent: April 25, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Qinghua Zou, Yifan Wang, Taipi Wu
  • Patent number: 9614018
    Abstract: The present invention provides a COA WOLED structure and a manufacturing method thereof. The structure includes red/green/blue sub pixel zones and each sub pixel zone includes a substrate, a gate terminal, a gate insulation layer, an oxide semiconductor layer, an etch stop layer, source/drain terminals, a passivation protection layer, a red/green/blue photoresist layer, a planarization layer, a semi-reflection layer, a transparent photoresist layer, an anode layer, a pixel definition layer, a photo spacer, a white light emission layer, a cathode layer, and a packaging lid.
    Type: Grant
    Filed: February 9, 2015
    Date of Patent: April 4, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Longqiang Shi, Qinghua Zou
  • Publication number: 20170067147
    Abstract: A heating device for an evaporation machine and an evaporation machine are disclosed. The heating device includes: a heating chamber, the heating chamber is provided with a cavity and an opening, the opening being arranged on a top of the heating chamber; an inner box, which is arranged in the cavity of the heating chamber and removable from the cavity of the heating chamber; and a nozzle component, which comprises a nozzle, wherein the nozzle is arranged on the top of the inner box, an inlet of the nozzle is connected to an interior of the inner box, and an outlet of the nozzle passes through the opening on the top of the heating chamber.
    Type: Application
    Filed: April 1, 2016
    Publication date: March 9, 2017
    Inventors: Qinghua Zou, Jianwei Yu
  • Patent number: 9590190
    Abstract: The present invention provides a thermally activated delayed fluorescence material, a method of synthesizing the same and an OLED device using the same. The thermally activated delayed fluorescence material includes a structure formula 1 as wherein the group Ar1 is identical to or different from the group Ar2, and the group Ar1 and the group Ar2 are consisted of carbazole and/or phenothiazine. The thermally activated delayed fluorescence material has a higher glass transition temperature, high thermal stability and excellent luminous efficiency. The method of synthesizing the same has simplified steps, easily purified product, high yield, and luminous and thermal properties of the product can be adjusted by connecting to differentiated functional groups. The OLED device using the same has a light emitting layer of high fluorescence efficiency and long-term stability, so that luminous efficiency and service life of the OLED device can meet practical demand.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: March 7, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Shidang Xu, Zhenguo Chi, Yi Zhang, Jiarui Xu, Yifan Wang, Qinghua Zou
  • Publication number: 20160351831
    Abstract: The invention provides a thioxanthone aromatic amine compound and an organic light emitting device using the compound. The thioxanthone aromatic amine compound includes a compound expressed by formula (I) or formula (II): where Ar1 and Ar2 each are selected from ammonia compounds with structures respectively expressed by formula (III) to formula (VII), or hydrogen atom, thioxanthone aromatic amine compound of the invention has single structure, determinate molecular weight, and has better solubility and film-forming property, and also has low biochemical temperature and decomposition temperature, and stable film morphology.
    Type: Application
    Filed: April 22, 2015
    Publication date: December 1, 2016
    Inventors: Yifan Wang, Qinghua Zou, Shijian Su, Kunkun Liu, Zhiheng Wang, Yunchuan Li
  • Publication number: 20160351809
    Abstract: A serially-connected white-light OLED includes an anode, a first light emitting unit, a middle charge generating layer, a second light emitting unit, and a cathode serially connected and stacked in turn. The first light emitting unit is configured to emit blue light and the second light emitting layer is configured to emit yellow light, or both of the first and second light emitting unit is configured to emit white light. The middle electron transport layer comprises Bphen doped with reactive metal having a work function lower than 3 eV so as to absorb electron transport material within the middle electron transport layer having a peak position larger than 490 nm or smaller than 440 nm. In this way, the absorbed blue light is decreased so as to implement the cool white.
    Type: Application
    Filed: November 25, 2014
    Publication date: December 1, 2016
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Xianjie LI, Qinghua ZOU
  • Publication number: 20160343962
    Abstract: The present invention provides a conductive flexible substrate and a manufacture method thereof and an OLED display device and a manufacture method thereof. The conductive flexible substrate comprises a flexible substrate (1), mesh conductive lines (2) located on the flexible substrate (1) and embossing from a surface of one side of the flexible substrate (1), and a conductive layer (3) filling among the mesh conductive lines (2); a surface of one side of the flexible substrate (1) away from the mesh conductive lines (2) and the conductive layer (3) is flat. The conductive flexible substrate is capable of promoting the conductivity of the flexible substrate, and applying the conductive flexible substrate to an OLED display device can solve the issue of low conductivity of anodes in the OLED display device.
    Type: Application
    Filed: February 8, 2015
    Publication date: November 24, 2016
    Inventors: Qinghua ZOU, Yifan WANG, Taipi WU
  • Publication number: 20160343788
    Abstract: The present invention provides a COA WOLED structure and a manufacturing method thereof. The structure includes red/green/blue sub pixel zones and each sub pixel zone includes a substrate (1), a gate terminal (2), a gate insulation layer (3), an oxide semiconductor layer (4), an etch stop layer (5), source/drain terminals (6), a passivation protection layer (7), a red/green/blue photoresist layer (71/72/73), a planarization layer (8), a semi-reflection layer (9), an anode layer (10), a pixel definition layer (11), a photo spacer (12), a white light emission layer (13), a cathode layer (14), and a packaging lid (15).
    Type: Application
    Filed: February 9, 2015
    Publication date: November 24, 2016
    Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.
    Inventors: Qinghua ZOU, Longqiang SHI