Patents by Inventor Zhaohui Han

Zhaohui Han 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: 20240169947
    Abstract: A display substrate includes a base substrate, a plurality of photosensitive transistor units, a plurality of photosensitive ESD protection units, and at least one common signal line. The base substrate includes a display region, a peripheral region located at a periphery of the display region, and a binding region located at a side of the display region. The plurality of photosensitive transistor units, the plurality of photosensitive ESD protection units and the at least one common signal line are located in the peripheral region. The plurality of photosensitive transistor units is connected with binding pins in the binding region through a plurality of signal lines. At least one photosensitive ESD protection unit is connected with, and located between, at least one signal line and the common signal line.
    Type: Application
    Filed: June 23, 2021
    Publication date: May 23, 2024
    Inventors: Zhengri LIN, Wenchao HAN, Xinle WANG, Yifan SONG, Wanzhi CHEN, Jing LIU, Wei SUN, Rui LIU, Xin DUAN, Zhaohui MENG, Mingming WANG, Lianghao ZHANG, Jiantao LIU
  • Publication number: 20240153423
    Abstract: There is provided a detection circuit, a display panel and a detection method. The detection circuit includes: a conversion circuit configured to acquire a photoelectric sensing signal in real time and convert the acquired photoelectric sensing signal into a luminance value; a storage circuit configured to store N luminance values from the conversion circuit on a first input first output basis; a discrimination circuit connected to the storage circuit and configured to determine whether at least two of the N luminance values meet a preset condition; and an output circuit connected to the discrimination circuit and the storage circuit, and configured to output a preset default luminance value in response to the at least two luminance values meeting the preset condition and output at least one of the N luminance values in response to the at least two luminance values not meeting the preset condition.
    Type: Application
    Filed: May 18, 2021
    Publication date: May 9, 2024
    Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Lianghao Zhang, Xinle Wang, Yifan Song, Wenchao Han, Zhaohui Meng, Wanzhi Chen, Jing Liu
  • Patent number: 11948489
    Abstract: A display panel, a display device and a driving method. The display panel includes a display region and a peripheral region. The display region includes a subpixel unit array having a plurality of rows and a plurality of columns of subpixel units, and the peripheral region includes a gate drive circuit. The display region further includes a plurality of gate lines and a plurality of data lines. The gate drive circuit comprises a plurality of shift register units, and the plurality of gate lines are electrically connected with the plurality of shift register units. The gate drive circuit comprises two shift-register-unit scanning groups, in the shift-register-unit scanning groups, a (k+1)th shift register unit and a (k)th shift register unit form one shift register unit group.
    Type: Grant
    Filed: April 20, 2023
    Date of Patent: April 2, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhaohui Meng, Wei Sun, Wenchao Han, Hong Yang, Lin Cong, Wenjun Xiao
  • Patent number: 11602725
    Abstract: A device for rapidly preparing ?-Si3N4 by gas-solid reaction and a method thereof, and relates to the technical field of recycling and reuse of waste fine silicon powder. The bottom of a stock bin communicates with a first opening and closing passage, a first connection passage, and the top of a first transitional bin; the bottom of the first transitional bin communicates with the first opening and closing passage, a second connection passage, and the top of a reaction bin; the bottom of the reaction bin communicates with a second opening and closing passage, the first connection passage, and the top of a second transitional bin; the bottom of the second transitional bin communicates with the top of a conveying passage through the first opening and closing passage; a material outlet of the conveying bin communicates with the collection bin.
    Type: Grant
    Filed: December 1, 2021
    Date of Patent: March 14, 2023
    Assignee: Kunming University of Science and Technology
    Inventors: Lei Xu, Libo Zhang, Hang Li, Zhaohui Han, Jianhua Liu, Hongying Xia, Zhimeng Tang, Lirong Guo
  • Patent number: 11571676
    Abstract: The present disclosure provides an opening-closing type microwave catalytic reaction apparatus, including a microwave system, a microwave cavity, a protective cover, a cooling system, and a vertical furnace tube, where two ends of the furnace tube are respectively stretched out of the microwave cavity, the microwave system includes a plurality of microwave transmitting units, and the microwave transmitting unit includes a microwave transmitter; the furnace tube is provided with a gas inlet on a top and a gas outlet on a bottom; a compression hinge and a cavity cover capable of being opened or closed are arranged on the microwave cavity, a convex edge plate is disposed at an edge of the cavity cover, the compression hinge can compress the cavity cover such that the convex edge plate is tightly attached to a concave edge plate on the microwave cavity, and the protective cover can cover the entire cavity cover.
    Type: Grant
    Filed: October 1, 2021
    Date of Patent: February 7, 2023
    Assignee: KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Lei Xu, Libo Zhang, Hang Li, Zhaohui Han, Jianhua Liu, Junwen Zhou, Hongying Xia, Xiangxian Liu, Yi Xia, Xinpei Li
  • Publication number: 20220314190
    Abstract: The present disclosure provides an opening-closing type microwave catalytic reaction apparatus, including a microwave system, a microwave cavity, a protective cover, a cooling system, and a vertical furnace tube, where two ends of the furnace tube are respectively stretched out of the microwave cavity, the microwave system includes a plurality of microwave transmitting units, and the microwave transmitting unit includes a microwave transmitter; the furnace tube is provided with a gas inlet on a top and a gas outlet on a bottom; a compression hinge and a cavity cover capable of being opened or closed are arranged on the microwave cavity, a convex edge plate is disposed at an edge of the cavity cover, the compression hinge can compress the cavity cover such that the convex edge plate is tightly attached to a concave edge plate on the microwave cavity, and the protective cover can cover the entire cavity cover.
    Type: Application
    Filed: October 1, 2021
    Publication date: October 6, 2022
    Inventors: Lei XU, Libo ZHANG, Hang LI, Zhaohui HAN, Jianhua LIU, Junwen ZHOU, Hongying XIA, Xiangxian LIU, Yi XIA, Xinpei LI
  • Patent number: 11445580
    Abstract: The present invention provides a microwave-based high-throughput material processing device with a concentric rotary chassis. The device includes a microwave source generator, a microwave reaction chamber, and a temperature acquisition device. The microwave reaction chamber is provided with a rotary table, a thermal insulation barrel and a crucible die. The thermal insulation barrel is disposed on the rotary table, and the crucible die is disposed in the thermal insulation barrel. The crucible die is provided with a plurality of first grooves, and the first grooves are evenly distributed on a first circumference. A plurality of first fixing holes are disposed on a top of the thermal insulation barrel, and the first fixing holes are disposed corresponding to the first grooves. A first acquisition hole is disposed on the top of the microwave reaction chamber, and the first acquisition hole is located right above the first circumference.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: September 13, 2022
    Assignee: KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Lei Xu, Jinhui Peng, Shenghui Guo, Libo Zhang, Zhaohui Han, Yi Xia, Shaohua Ju, Shanju Zheng, Shiwei Li, Zemin Wang, Zhang Xu
  • Publication number: 20220280907
    Abstract: A device for rapidly preparing ?-Si3N4 by gas-solid reaction and a method thereof, and relates to the technical field of recycling and reuse of waste fine silicon powder. The bottom of a stock bin communicates with a first opening and closing passage, a first connection passage, and the top of a first transitional bin; the bottom of the first transitional bin communicates with the first opening and closing passage, a second connection passage, and the top of a reaction bin; the bottom of the reaction bin communicates with a second opening and closing passage, the first connection passage, and the top of a second transitional bin; the bottom of the second transitional bin communicates with the top of a conveying passage through the first opening and closing passage; a material outlet of the conveying bin communicates with the collection bin.
    Type: Application
    Filed: December 1, 2021
    Publication date: September 8, 2022
    Inventors: Lei Xu, Libo Zhang, Hang Li, Zhaohui Han, Jianhua Liu, Hongying Xia, Zhimeng Tang, Lirong Guo
  • Publication number: 20200323051
    Abstract: The present invention provides a microwave-based high-throughput material processing device with a concentric rotary chassis. The device includes a microwave source generator, a microwave reaction chamber, and a temperature acquisition device. The microwave reaction chamber is provided with a rotary table, a thermal insulation barrel and a crucible die. The thermal insulation barrel is disposed on the rotary table, and the crucible die is disposed in the thermal insulation barrel. The crucible die is provided with a plurality of first grooves, and the first grooves are evenly distributed on a first circumference. A plurality of first fixing holes are disposed on a top of the thermal insulation barrel, and the first fixing holes are disposed corresponding to the first grooves. A first acquisition hole is disposed on the top of the microwave reaction chamber, and the first acquisition hole is located right above the first circumference.
    Type: Application
    Filed: April 3, 2020
    Publication date: October 8, 2020
    Applicant: Kunming University of Science and Technology
    Inventors: Lei Xu, Jinhui Peng, Shenghui Guo, Libo Zhang, Zhaohui Han, Yi Xia, Shaohua Ju, Shanju Zheng, Shiwei Li, Zemin Wang, Zhang Xu
  • Patent number: 8568855
    Abstract: An improved electrical insulation tape (16) comprising a backing layer (20) and an electrical insulation layer (18) bonded to the backing layer (20) is provided. At least one of the electrical insulation layer (18) and the backing layer (20) includes a plurality of apertures (26) formed therein to improve flow of impregnating resin into the insulation tape (16) during resin impregnation.
    Type: Grant
    Filed: June 8, 2011
    Date of Patent: October 29, 2013
    Assignee: Siemens Energy, Inc.
    Inventors: David S. Segletes, Zhaohui Han
  • Publication number: 20120315435
    Abstract: An improved electrical insulation tape (16) comprising a backing layer (20) and an electrical insulation layer (18) bonded to the backing layer (20) is provided. At least one of the electrical insulation layer (18) and the backing layer (20) includes a plurality of apertures (26) formed therein to improve flow of impregnating resin into the insulation tape (16) during resin impregnation.
    Type: Application
    Filed: June 8, 2011
    Publication date: December 13, 2012
    Inventors: David S. Segletes, Zhaohui Han
  • Publication number: 20120009409
    Abstract: A method is provided for applying a layer (112) of material to a surface of a non-metallic substrate (116) to enhance a performance characteristic. The method includes applying glass backing (114) to the non-metallic substrate (116) and cold spraying mica or boron nitride (BN) particles (128) onto a surface of the glass backing (114). A conductive tape is also provided, which is formed with the method. The conductive tape includes a first layer of an insulation material (114?), where the first layer is formed from a backing including a fiber-based or polymer backing with resilient and flexible properties for storage in a rolled form and a layer of mica particles or boron nitride particles. The conductive tape further includes a second layer (142?) positioned over the layer of particles, and formed from an electrical conductor material.
    Type: Application
    Filed: July 8, 2010
    Publication date: January 12, 2012
    Inventors: William F. Jones, Zhaohui Han, Randall S. Garrett
  • Publication number: 20120009336
    Abstract: A method is provided for applying a layer (12) of electrical insulation material to a surface (14) of a conductor (16). One embodiment of the method involves preparing the surface (14) of the conductor (16), followed by cold spraying a plurality of mica particles (28) onto the surface (14) of the conductor (16). Another embodiment of the method involves preparing the surface (14) of the conductor (16), followed by cold spraying a plurality of boron nitride (BN) particles onto the surface (14) of the conductor (16).
    Type: Application
    Filed: July 8, 2010
    Publication date: January 12, 2012
    Inventors: William F. Jones, Zhaohui Han, Randall S. Garrett