Patents by Inventor Xufei Xu

Xufei Xu 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: 11175548
    Abstract: A display panel includes an array substrate having a first substrate, a gate line, a data line, and a thin film transistor (TFT); and a plurality of sub-pixel regions defined by the gate and data lines; and an opposite substrate including a second substrate, a plurality of additional electrodes arranged on a side of the second substrate facing the array substrate; at least one sub-pixel region including at least one of: a first overlap region at an intersection region by the gate and data lines, a second overlap region between the TFT gate and source electrodes, or a third overlap region between the TFT gate and drain electrodes; and an orthographic projection of the additional electrodes on the first substrate substantially overlaps with orthographic projections of at least one of the first, second, or third overlap regions on the first substrate.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: November 16, 2021
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Na Zhao, Liyun Deng, Xufei Xu, Jianying Zhan, Lijuan Yang
  • Patent number: 11088184
    Abstract: An array substrate and a method of manufacturing the same are provided. The method of manufacturing an array substrate includes: forming a black matrix and an organic insulating pattern on a base substrate with a thin film transistor formed thereon, wherein the black matrix and the organic material pattern are formed by using an identical mask.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: August 10, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Na Zhao, Xufei Xu, Ru Zhou, Yue Shi
  • Publication number: 20210208460
    Abstract: A display panel includes an array substrate having a first substrate, a gate line, a data line, and a thin film transistor (TFT); and a plurality of sub-pixel regions defined by the gate and data lines; and an opposite substrate including a second substrate, a plurality of additional electrodes arranged on a side of the second substrate facing the array substrate; at least one sub-pixel region including at least one of: a first overlap region at an intersection region by the gate and data lines, a second overlap region between the TFT gate and source electrodes, or a third overlap region between the TFT gate and drain electrodes; and an orthographic projection of the additional electrodes on the first substrate substantially overlaps with orthographic projections of at least one of the first, second, or third overlap regions on the first substrate.
    Type: Application
    Filed: November 27, 2017
    Publication date: July 8, 2021
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Na ZHAO, Liyun DENG, Xufei XU, Jianying ZHAN, Lijuan YANG
  • Patent number: 10942390
    Abstract: Embodiments of the present invention provide a display substrate, a fabricating method thereof, and a display panel. The display substrate includes a substrate, a display structure layer disposed on the substrate, and an alignment layer. A grating polarizing layer is disposed in the display structure layer, and an optical alignment direction of the alignment layer is parallel to or perpendicular to a transmission axis direction of the grating polarizing layer.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: March 9, 2021
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xufei Xu, Na Zhao, Gangqi Huang, Chuanyan Wang, Gaofei Shi, Qiyu Shen
  • Publication number: 20200266220
    Abstract: An array substrate and a method of manufacturing the same are provided. The method of manufacturing an array substrate includes: forming a black matrix and an organic insulating pattern on a base substrate with a thin film transistor formed thereon, wherein the black matrix and the organic material pattern are formed by using an identical mask.
    Type: Application
    Filed: September 15, 2017
    Publication date: August 20, 2020
    Inventors: Na ZHAO, Xufei XU, Ru ZHOU, Yue SHI
  • Patent number: 10734592
    Abstract: The present disclosure provides a method for manufacturing a thermal insulation film, a thermal insulation structure, and a display device. The method for manufacturing the thermal insulation film includes: providing a substrate; forming a sacrificial layer on the substrate; forming a thermal insulation layer on the sacrificial layer, the thermal insulation layer including at least one opening capable of exposing a portion of the sacrificial layer; and etching the sacrificial layer through the opening, so as to form a plurality of hollow holes between the thermal insulation layer and the substrate. A method for manufacturing the thermal insulation film according to the present disclosure is used for manufacturing a thermal insulation film.
    Type: Grant
    Filed: January 9, 2019
    Date of Patent: August 4, 2020
    Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xufei Xu, Na Zhao, Yijun Wang, Qiyu Shen
  • Publication number: 20200225534
    Abstract: Embodiments of the present invention provide a display substrate, a fabricating method thereof, and a display panel. The display substrate includes a substrate, a display structure layer disposed on the substrate, and an alignment layer. A grating polarizing layer is disposed in the display structure layer, and an optical alignment direction of the alignment layer is parallel to or perpendicular to a transmission axis direction of the grating polarizing layer.
    Type: Application
    Filed: June 28, 2019
    Publication date: July 16, 2020
    Inventors: Xufei XU, Na ZHAO, Gangqi HUANG, Chuanyan WANG, Gaofei SHI, Qiyu SHEN
  • Publication number: 20190363268
    Abstract: The present disclosure provides a method for manufacturing a thermal insulation film, a thermal insulation structure, and a display device. The method for manufacturing the thermal insulation film includes: providing a substrate; forming a sacrificial layer on the substrate; forming a thermal insulation layer on the sacrificial layer, the thermal insulation layer including at least one opening capable of exposing a portion of the sacrificial layer; and etching the sacrificial layer through the opening, so as to form a plurality of hollow holes between the thermal insulation layer and the substrate. A method for manufacturing the thermal insulation film according to the present disclosure is used for manufacturing a thermal insulation film.
    Type: Application
    Filed: January 9, 2019
    Publication date: November 28, 2019
    Applicants: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xufei XU, Na ZHAO, Yijun WANG, Qiyu SHEN
  • Publication number: 20190157591
    Abstract: Embodiments of the present disclosure relate to the display technical field and provide a thin film transistor and a method for producing the same, an array baseplate, and a display device. The method for producing the thin film transistor includes forming an active layer which includes: forming a plurality of processing regions along a first direction on a substrate, where any two adjacent processing regions have different hydrophilicities and the first direction is parallel with the transmission direction of carriers in the thin film transistor, forming an active layer on the substrate to cover at least part of a junctional region between two adjacent processing regions.
    Type: Application
    Filed: September 13, 2017
    Publication date: May 23, 2019
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Miao Yuan, Qiyu Shen, Xufei Xu, Jianying Zhan, Haibing Guo
  • Patent number: 10296118
    Abstract: The present disclosure provides a touch display substrate and a touch display device, relates to a display field and solves a technical problem of lower sensibility of the touch display device. The touch display substrate comprises a plurality of touch electrodes, wherein the plurality of touch electrodes are divided into at least one touch electrode pair; each of the touch electrode pair includes first and second touch electrodes which are adjacent to each other; the first touch electrode comprises a first bending portion; the second touch electrode comprises second bending portion; and the second bending portions correspond to the first bending portions at positions. The touch display substrate according to the present disclosure may be applied to the touch display device.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: May 21, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jie Song, Qiyu Shen, Na Zhao, Xufei Xu, Gaofei Shi
  • Patent number: 10043916
    Abstract: Embodiments of the invention disclose a thin-film transistor having a channel structure that has an increased width-length ratio and a manufacturing method thereof, a display substrate and a display device. The thin-film transistor comprises a gate, a gate insulation layer and an active layer stacked on a substrate, the active layer is formed therein with a source region, a drain region and a channel region, a surface of the active layer facing the gate insulation layer is at least partially formed with a non-planar surface in the channel region, such that the non-planar surface of the active layer has a tortuous shape in a width direction of the channel region.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: August 7, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Na Zhao, Xufei Xu, Gaofei Shi
  • Publication number: 20180174859
    Abstract: It is disclosed an etching method, comprising: applying a photoresist layer on a layer to be patterned; forming a photoresist removing region and a photoresist retaining region on the photoresist layer; forming a cross linking material in the photoresist removing region, and making the cross linking material to react with the photoresist retaining region in predefined conditions to form a reacting region; removing the cross linking material, retaining the photoresist retaining region and the reacting region, and etching a layer in a region where the cross linking material is removed; and removing a shielding layer in the photoresist retaining region and the reacting region to form a patterned layer. Conditions for the reaction between the cross linking material and the photoresist are controlled to modify the width of the reacting region, and a CD smaller than the resolution limit of exposure machine is reached without photoresist residual.
    Type: Application
    Filed: May 31, 2016
    Publication date: June 21, 2018
    Inventors: Jun ZHANG, Yijun WANG, Xufei XU, Jie SONG
  • Publication number: 20160351724
    Abstract: Embodiments of the invention disclose a thin-film transistor having a channel structure that has an increased width-length ratio and a manufacturing method thereof, a display substrate and a display device. The thin-film transistor comprises a gate, a gate insulation layer and an active layer stacked on a substrate, the active layer is formed therein with a source region, a drain region and a channel region, a surface of the active layer facing the gate insulation layer is at least partially formed with a non-planar surface in the channel region, such that the non-planar surface of the active layer has a tortuous shape in a width direction of the channel region.
    Type: Application
    Filed: July 28, 2015
    Publication date: December 1, 2016
    Inventors: Na Zhao, Xufei Xu, Gaofei Shi
  • Patent number: 9464245
    Abstract: This invention relates to an apparatus and a method for multistage hierarchical pyrolysis and gasification of solid fuels. The apparatus comprises a feeding device 1, a multistage fluidized bed reactor 6, a residual discharging valve 9, a cyclone 10 and a condenser 11. A gas inlet is provided at the bottom of the multistage fluidized bed reactor 6 and a number of stages of fluidized beds 3 are provided within the multistage fluidized bed 6, wherein the fluidized beds 3 are separated by a number of perforated distributors 5. The top stage fluidized bed 3 is connected with the feeding device 1 and the coal fed thereto is heated by char obtained from pyrolysis in this stage and the mixture of high temperature ascending pyrolysis and gasification gas to undergo pyrolysis reactions at low temperature, thereby to obtain solid particles after preliminary pyrolytic process.
    Type: Grant
    Filed: January 27, 2011
    Date of Patent: October 11, 2016
    Assignee: Institute of Process Engineering, Chinese Academy of Sciences
    Inventors: Shiqiu Gao, Guangwen Xu, Qi Zhou, Xufei Xu, Yin Wang, Qiang Li
  • Publication number: 20130239479
    Abstract: This invention relates to an apparatus and a method for multistage hierarchical pyrolysis and gasification of solid fuels. The apparatus comprises a feeding device 1, a multistage fluidized bed reactor 6, a residual discharging valve 9, a cyclone 10 and a condenser 11. A gas inlet is provided at the bottom of the multistage fluidized bed reactor 6 and a number of stages of fluidized beds 3 are provided within the multistage fluidized bed 6, wherein the fluidized beds 3 are separated by a number of perforated distributors 5. The top stage fluidized bed 3 is connected with the feeding device 1 and the coal fed thereto is heated by char obtained from pyrolysis in this stage and the mixture of high temperature ascending pyrolysis and gasification gas to undergo pyrolysis reactions at low temperature, thereby to obtain solid particles after preliminary pyrolytic process.
    Type: Application
    Filed: January 27, 2011
    Publication date: September 19, 2013
    Inventors: Shiqiu Gao, Guangwen Xu, Qi Zhou, Xufei Xu, Yin Wang, Qiang Li