Patents by Inventor Ruichen Zhang

Ruichen Zhang 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: 11941522
    Abstract: The present disclosure discloses an address information feature extraction method based on a deep neural network model. The present disclosure uses a deep neural network architecture, and transforms tasks, such as text feature extraction, address standardization construction and semantic-geospatial fusion, into quantifiable deep neural network model construction and training optimization problems. Taking a character in an address as a basic input unit, the address language model is designed to express it in vectors, then a key technology of standardization construction of Chinese addresses is realized through neural network target tasks.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: March 26, 2024
    Assignee: ZHEJIANG UNIVERSITY
    Inventors: Feng Zhang, Ruichen Mao, Zhenhong Du, Liuchang Xu, Huaxin Ye
  • Patent number: 11927851
    Abstract: A display panel and a display device are provided. The display panel includes a first base substrate; a second base substrate opposite to the first base substrate; a liquid crystal layer between the first and second base substrates; a first alignment film at a side of the first base substrate facing the liquid crystal layer; a second alignment film at a side of the second base substrate facing the liquid crystal layer; a polarizer at a side of the first base substrate away from the liquid crystal layer; and a quarter-wave plate between the polarizer and the first base substrate. An angle between a center line of an included angle between the first alignment direction of the first alignment film and the second alignment direction of the second alignment film and a slow axis of the quarter-wave plate is in a range from 75 to 105 degrees.
    Type: Grant
    Filed: January 18, 2021
    Date of Patent: March 12, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hao Liu, Ruichen Zhang, Kaixuan Wang, Yanqing Chen, Zhao Zhang, Yanni Liu, Li Tian
  • Publication number: 20230343017
    Abstract: A method for generating a virtual view includes generating an initial visibility map of a target view according to a depth map of a source view; segmenting the initial visibility map to obtain segmentation regions; identifying target pixels in the segmentation region according to a quantity relationship of two categories of pixels in the segmentation region of the initial visibility map; updating pixel values of the target pixels in the segmentation region of the initial visibility map to obtain a first visibility map of the target view; and processing the first visibility map of the target view to obtain a target texture map of the target view.
    Type: Application
    Filed: June 30, 2023
    Publication date: October 26, 2023
    Inventors: You YANG, Yongquan SU, Qiong LIU, Kejun WU, Ruichen ZHANG
  • Publication number: 20230138896
    Abstract: A display panel and a display device are provided. The display panel includes a first base substrate; a second base substrate opposite to the first base substrate; a liquid crystal layer between the first and second base substrates; a first alignment film at a side of the first base substrate facing the liquid crystal layer; a second alignment film at a side of the second base substrate facing the liquid crystal layer; a polarizer at a side of the first base substrate away from the liquid crystal layer; and a quarter-wave plate between the polarizer and the first base substrate. An angle between a center line of an included angle between the first alignment direction of the first alignment film and the second alignment direction of the second alignment film and a slow axis of the quarter-wave plate is in a range from 75 to 105 degrees.
    Type: Application
    Filed: January 18, 2021
    Publication date: May 4, 2023
    Inventors: Hao LIU, Ruichen ZHANG, Kaixuan WANG, Yanqing CHEN, Zhao ZHANG, Yanni LIU, Li TIAN
  • Patent number: 11474390
    Abstract: A display panel is provided, which includes a first sub-panel and a second sub-panel arranged opposite to each other, wherein the first sub-panel comprises a plurality of pixel units, the second sub-panel comprises a plurality of functional units, each of the functional units corresponds to respective at least one of the pixel units, and an optical lens layer is arranged between the first sub-panel and the second sub-panel, and configured to form a real image of the functional unit or the pixel unit between the functional unit and the pixel unit, wherein a size of the real image of the functional unit is equal to a size of the functional unit, and a size of the real image of the pixel unit is equal to a size of the pixel unit. A display device is further provided.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: October 18, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., Beijing BOE Technology Development Co., Ltd.
    Inventors: Hao Liu, Kaixuan Wang, Ruichen Zhang
  • Patent number: 11467445
    Abstract: A display panel and a display device are disclosed. The display panel includes liquid crystal display panel, and a light control panel that are stacked; the liquid crystal display panel includes first mesh lines extending along a first direction and second mesh lines extending along a second direction intersecting with the first direction that define color subpixel units; the light control panel allows back light to be enter the liquid crystal display panel after passing through the light control panel, and includes first signal lines extending along the first direction and second signal lines extending along the second direction that define light control units; N color subpixel units continuously arranged and respectively displaying different colors constitute one pixel unit; N is a positive integer; along the first direction, a maximum length of one light control unit is m times a maximum length of one pixel unit; m is a non-integer.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: October 11, 2022
    Assignees: Beijing Boe Display Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.
    Inventors: Hao Liu, Ruichen Zhang, Kaixuan Wang, Hongming Zhan, Xi Chen
  • Patent number: 11320706
    Abstract: The present disclosure provides an array substrate, a liquid crystal light control structure and a liquid crystal display panel. The array substrate includes: a base substrate; a plurality of data lines arranged on the base substrate along a first direction; and a plurality of pixel electrodes arranged in an array. Two of the plurality of pixel electrodes, which are adjacent in the first direction, are provided in different layers and insulated from each other. Orthographic projections of the two of the plurality of pixel electrodes, which are adjacent in the first direction, to the base substrate, adjoin each other with an adjoiner therebetween being covered by an orthographic projection of one of the plurality of data lines to the base substrate.
    Type: Grant
    Filed: July 15, 2020
    Date of Patent: May 3, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO.. LTD.
    Inventors: Tianxin Zhao, Shijun Wang, Ruichen Zhang, Hao Liu, Xiaoqing Peng, Jiao Li, Bo Feng, Haoliang Ji, Xiaoxiao Chen, Yang Wang, Wenjun Xiao, Ji Dong, Hao Xu, Wenkai Mu, Bingqing Yang, Yi Liu
  • Publication number: 20220128870
    Abstract: The present disclosure provides a display substrate and a display panel, which belong to the field of display technologies. The display substrate includes: a base substrate; a signal line layer and a pixel electrode layer which are on one side of the base substrate and are insulated and spaced from each other. The signal line layer includes a plurality of signal lines, the pixel electrode layer includes a plurality of pixel electrodes arranged in an array. An orthographic projection of the pixel electrode to the base substrate overlaps an orthographic projection of at least one signal line to the base substrate. The technical solution of the present disclosure can improve the transmittance of the display device.
    Type: Application
    Filed: July 24, 2019
    Publication date: April 28, 2022
    Inventors: Tianxin ZHAO, Ji DONG, Shijun WANG, Zhiying BAO, Ruichen ZHANG, Hao LIU, Xiaoqing PENG, Jiao LI, Wenjun XIAO, Hao XU, Bo FENG, Xiaoxiao CHEN, Yang WANG, Wenkai MU, Bingqing YANG, Yi LIU, Haoliang JI
  • Patent number: 11307684
    Abstract: A touch array substrate, a display panel and a display device are provided. The touch array substrate includes a plurality of first electrodes disposed in a row direction and a column direction to form a plurality of electrode rows and a plurality of electrode columns. An edge of the plurality of first electrodes in the column direction includes a convex shape and a concave shape, the convex shape of an edge of one of two adjacent ones of the plurality of electrode columns extends into the concave shape of an edge of the other of the two adjacent ones of the plurality of electrode columns. The touch array substrate can avoid deficiencies such as a vertical line and the like in a macroscopic manner.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: April 19, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ruichen Zhang, Kaixuan Wang, Xiaoqing Peng, Dong Liang, Feifei Wang, Wenjun Xiao, Xingyou Luo
  • Publication number: 20220026760
    Abstract: The present disclosure relates to a display device. The display device includes a first liquid crystal cell and a second liquid crystal cell disposed opposite to each other, a first polarizer located on a side of the first liquid crystal cell away from the second liquid crystal cell, a second polarizer located on a side of the second liquid crystal cell away from the first liquid crystal cell, and a third polarizer located between the first liquid crystal cell and the second liquid crystal cell, wherein the display device further includes a polarization maintaining diffusion sheet located between the first liquid crystal cell and the second liquid crystal cell.
    Type: Application
    Filed: August 9, 2019
    Publication date: January 27, 2022
    Inventors: Hongming ZHAN, Xibin SHAO, Ruichen ZHANG, Dongchuan CHEN, Kaixuan WANG
  • Patent number: 11217188
    Abstract: The embodiments of the present disclosure provide a method for displaying an image on a dual-screen display panel. According to an embodiment, the dual-screen display panel comprises a dimming screen and a display screen. The method comprises: generating first image data for the dimming screen according to image data; determining dimming driving voltages for a plurality of dimming areas based on the first image data according to a grayscale-dimming driving voltage relationship; determining display driving voltages for a plurality of display areas based on the image data according to a grayscale-display driving voltage relationship; and driving the dimming screen and the display screen with the determined dimming driving voltages and display driving voltages, respectively, to display the image.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: January 4, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun Guo, Cuilan Huang, Luqiang Guo, Jieqiong Wang, Hongming Zhan, Ruichen Zhang
  • Publication number: 20210333908
    Abstract: A touch array substrate, a display panel and a display device are provided. The touch array substrate includes a plurality of first electrodes disposed in a row direction and a column direction to form a plurality of electrode rows and a plurality of electrode columns. An edge of the plurality of first electrodes in the column direction includes a convex shape and a concave shape, the convex shape of an edge of one of two adjacent ones of the plurality of electrode columns extends into the concave shape of an edge of the other of the two adjacent ones of the plurality of electrode columns. The touch array substrate can avoid deficiencies such as a vertical line and the like in a macroscopic manner.
    Type: Application
    Filed: September 5, 2018
    Publication date: October 28, 2021
    Inventors: Ruichen ZHANG, kaixuan WANG, Xiaoqing PENG, Dong LIANG, Feifei WANG, Wenjun XIAO, Xingyou LUO
  • Patent number: 11157103
    Abstract: A touch control display panel includes an array substrate, which includes a substrate, a pixel unit including a plurality of pixel subunits, and a touch control signal line. Both the pixel unit and the touch control signal line are over the substrate. An orthographic projection of the touch control signal line on the substrate is located in an opening region of one pixel subunit on the substrate. The one pixel subunit can include a first electrode and a second electrode, one or both having at least one gap, each arranged between two adjacent portions thereof. An orthographic projection of the touch control signal line on the substrate can be contained within an orthographic projection of one gap in one or both of the first electrode and the second electrode on the substrate.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: October 26, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xingyou Luo, Shijun Wang, Xi Chen, Wenjun Xiao, Ruichen Zhang
  • Publication number: 20210217371
    Abstract: The embodiments of the present disclosure provide a method for displaying an image on a dual-screen display panel. According to an embodiment, the dual-screen display panel comprises a dimming screen and a display screen. The method comprises: generating first image data for the dimming screen according to image data; determining dimming driving voltages for a plurality of dimming areas based on the first image data according to a grayscale-dimming driving voltage relationship; determining display driving voltages for a plurality of display areas based on the image data according to a grayscale-display driving voltage relationship; and driving the dimming screen and the display screen with the determined dimming driving voltages and display driving voltages, respectively, to display the image.
    Type: Application
    Filed: November 16, 2018
    Publication date: July 15, 2021
    Inventors: Jun GUO, Cuilan HUANG, Luqiang GUO, Jieqiong WANG, Hongming ZHAN, Ruichen ZHANG
  • Publication number: 20210141267
    Abstract: The present disclosure relates to a display device. The display device includes a first liquid crystal cell and a second liquid crystal cell disposed opposite to each other, a first polarizer located on a side of the first liquid crystal cell away from the second liquid crystal cell, a second polarizer located on a side of the second liquid crystal cell away from the first liquid crystal cell, and a third polarizer located between the first liquid crystal cell and the second liquid crystal cell, wherein the display device further includes a polarization maintaining diffusion sheet located between the first liquid crystal cell and the second liquid crystal cell.
    Type: Application
    Filed: August 9, 2019
    Publication date: May 13, 2021
    Inventors: Hongming ZHAN, Xibin SHAO, Ruichen ZHANG, Dongchuan CHEN, Kaixuan WANG
  • Patent number: 11003035
    Abstract: A display panel and a display device are provided. The display panel includes a display liquid crystal panel and a light control panel that are stacked; the display liquid crystal panel includes grid lines; the grid lines include first grid lines extending along a first direction and second grid lines extending along a second direction, the first direction intersect with the second direction; the first grid lines and the second grid lines define a plurality of sub-pixel units; the light control panel allows backlight to illuminate into the display liquid crystal panel through the light control panel, and includes signal lines; the signal lines include first signal lines extending along the first direction and second signal lines extending along the second direction; the first signal lines and the second signal lines define a plurality of light control units; at least part of the signal lines is a fold line.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: May 11, 2021
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hao Liu, Ruichen Zhang, Hongming Zhan, Kaixuan Wang, Feifei Wang, Bo Feng
  • Publication number: 20210124194
    Abstract: A display panel and a display device are disclosed. The display panel includes liquid crystal display panel, and a light control panel that are stacked; the liquid crystal display panel includes first mesh lines extending along a first direction and second mesh lines extending along a second direction intersecting with the first direction that define color subpixel units; the light control panel allows back light to be enter the liquid crystal display panel after passing through the light control panel, and includes first signal lines extending along the first direction and second signal lines extending along the second direction that define light control units; N color subpixel units continuously arranged and respectively displaying different colors constitute one pixel unit; N is a positive integer; along the first direction, a maximum length of one light control unit is m times a maximum length of one pixel unit; m is a non-integer.
    Type: Application
    Filed: September 8, 2020
    Publication date: April 29, 2021
    Inventors: Hao LIU, Ruichen ZHANG, Kaixuan WANG, Hongming ZHAN, Xi CHEN
  • Publication number: 20210088838
    Abstract: A display panel is provided, which includes a first sub-panel and a second sub-panel arranged opposite to each other, wherein the first sub-panel comprises a plurality of pixel units, the second sub-panel comprises a plurality of functional units, each of the functional units corresponds to respective at least one of the pixel units, and an optical lens layer is arranged between the first sub-panel and the second sub-panel, and configured to form a real image of the functional unit or the pixel unit between the functional unit and the pixel unit, wherein a size of the real image of the functional unit is equal to a size of the functional unit, and a size of the real image of the pixel unit is equal to a size of the pixel unit. A display device is further provided.
    Type: Application
    Filed: July 22, 2020
    Publication date: March 25, 2021
    Inventors: Hao LIU, Kaixuan WANG, Ruichen ZHANG
  • Publication number: 20210055612
    Abstract: The present disclosure provides an array substrate, a liquid crystal light control structure and a liquid crystal display panel. The array substrate includes: a base substrate; a plurality of data lines arranged on the base substrate along a first direction; and a plurality of pixel electrodes arranged in an array. Two of the plurality of pixel electrodes, which are adjacent in the first direction, are provided in different layers and insulated from each other. Orthographic projections of the two of the plurality of pixel electrodes, which are adjacent in the first direction, to the base substrate, adjoin each other with an adjoiner therebetween being covered by an orthographic projection of one of the plurality of data lines to the base substrate.
    Type: Application
    Filed: July 15, 2020
    Publication date: February 25, 2021
    Inventors: Tianxin ZHAO, Shijun WANG, Ruichen ZHANG, Hao LIU, Xiaoqing PENG, Jiao LI, Bo FENG, Haoliang JI, Xiaoxiao CHEN, Yang WANG, Wenjun XIAO, Ji DONG, Hao XU, Wenkai MU, Bingqing YANG, Yi LIU
  • Publication number: 20210011570
    Abstract: A touch control display panel includes an array substrate, which includes a substrate, a pixel unit including a plurality of pixel subunits, and a touch control signal line. Both the pixel unit and the touch control signal line are over the substrate. An orthographic projection of the touch control signal line on the substrate is located in an opening region of one pixel subunit on the substrate. The one pixel subunit can include a first electrode and a second electrode, one or both having at least one gap, each arranged between two adjacent portions thereof. An orthographic projection of the touch control signal line on the substrate can be contained within an orthographic projection of one gap in one or both of the first electrode and the second electrode on the substrate.
    Type: Application
    Filed: March 22, 2018
    Publication date: January 14, 2021
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xingyou LUO, Shijun WANG, Xi CHEN, Wenjun XIAO, Ruichen ZHANG