Patents by Inventor Mingi CHU

Mingi CHU 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: 20260190683
    Abstract: The display substrate includes a plurality of repeating units, which include at least one first power supply line, at least one compensation signal line, at least two data signal line groups and a plurality of sub-pixels, wherein the plurality of sub-pixels form at least two pixel rows and at least two pixel columns, the data signal line groups includes at least two data signal lines, and the sub-pixels include a storage capacitor; the first power supply line and the compensation signal line are arranged between two adjacent pixel columns in the repeating unit, and at least two data signal line groups are arranged on both sides, in the pixel row direction, of the repeating unit, respectively; and the storage capacitor is arranged between the data signal line and the first power supply line, or the storage capacitor is arranged between the data signal line and the compensation signal line.
    Type: Application
    Filed: September 6, 2023
    Publication date: July 2, 2026
    Inventors: Ying HAN, Zhidong YUAN, Pan XU, Xiuting LIU, Guangshuang LV, Donghui ZHAO, Xing ZHANG, Chengyuan LUO, Mingi CHU, Dandan ZHOU, Dacheng ZHANG
  • Patent number: 12660454
    Abstract: A display substrate, including a base substrate, a plurality of pixel units, and a pixel definition layer. The pixel unit includes a first sub-pixel, a second sub-pixel, a third sub-pixel, and a fourth sub-pixel. The fourth sub-pixel is a white sub-pixel, and any two of the first sub-pixel, the second sub-pixel, the third sub-pixel and the fourth sub-pixel display different colors. In at least one pixel unit, at least one of the first sub-pixel, the second sub-pixel and the third sub-pixel is located in a different row from the fourth sub-pixel. In at least one pixel unit, each of orthographic projections of a first opening of the first sub-pixel, a second opening of the second sub-pixel and a third opening of the third sub-pixel on the base substrate has an area less than that of a fourth opening of the fourth sub-pixel on the base substrate.
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: June 16, 2026
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Ying Han, Pan Xu, Xing Zhang, Guoying Wang, Chengyuan Luo, Mingi Chu, Dacheng Zhang
  • Patent number: 12555527
    Abstract: A pixel driving circuit is provided to include: a driving transistor; a data writing circuit configured to write a display data voltage from the data line to a first node in a display driving process, and sequentially write a sensing data voltage and a reset data voltage from the data line to the first node in a threshold voltage sensing process; a threshold compensation circuit configured to write a reference voltage from a reference voltage supply terminal to the first node and write a first compensation voltage to a second node in the display driving process, and write a second compensation voltage to the second node when a voltage at the first node changes from the reference voltage to the display data voltage; a sensing circuit configured to write an initialization voltage from the sensing line to the second node in the threshold voltage sensing process; a light emitting element.
    Type: Grant
    Filed: January 3, 2023
    Date of Patent: February 17, 2026
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ying Han, Pan Xu, Mingi Chu, Donghui Zhao, Xing Zhang, Chengyuan Luo, Guangshuang Lv, Miao Liu, Xing Yao
  • Publication number: 20260031032
    Abstract: Provided is a display module, including a display panel and a timing controller. The brightness adjustment module in the timing controller is connected to the light strip control module, and the light strip control module in the timing controller is connected to the light strip; the brightness adjustment module is configured to adjust brightness of pixels of a first video frame to be played to acquire a second video frame and a total pixel brightness of the second video frame; the brightness adjustment module is further configured to drive the display panel to display the second video frame and send the total pixel brightness to the light strip control module; and the light strip control module is configured to control an emission color and brightness of the light strip based on color information and the total pixel brightness.
    Type: Application
    Filed: May 14, 2024
    Publication date: January 29, 2026
    Inventors: Tianji LI, Mingi CHU, Lirong WANG, Zhiqiang DONG, Huiwen MA
  • Patent number: 12464910
    Abstract: Provided in the present disclosure are a display substrate and a display device. In the display substrate, at least a portion of a cathode is located in a display region; at least one driver chip is located in a non-display region; a first power supply signal line pattern is located in the non-display region and arranged on at least one side of the display region. The first power supply signal line pattern comprises a first transmission portion and a first wire inlet portion electrically connected to the first transmission portion. The first transmission portion extends in a first direction, and is electrically connected to the cathode. The first wire inlet portion extends in a second direction intersecting with the first direction. The first wire inlet portion is electrically connected to the at least one driver chip.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: November 4, 2025
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventors: Guoying Wang, Yicheng Lin, Ying Han, Mingi Chu, Pan Xu, Xing Zhang
  • Publication number: 20250338624
    Abstract: A driving apparatus is provided. The driving apparatus includes an integrated circuit chip; an input wiring pattern connected to the integrated circuit chip, and configured to be connected to a circuit board; and an output wiring pattern including a plurality of output wires connected to the integrated circuit chip, and configured to be connected to a display panel. The input wiring pattern comprises a plurality of input wires arranged in a second bonding region, at least two input wires of the plurality of input wires have different average line width.
    Type: Application
    Filed: July 9, 2025
    Publication date: October 30, 2025
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Tianji Li, Fei Yang, Mingi Chu, Yi Chen, Lirong Wang, Yu Wang, Zhiqiang Dong, Jingbo Xu
  • Patent number: 12453258
    Abstract: A display panel has a display region, a fan-out region located on a side of the display region, and a bonding region located on a side of the fan-out region away from the display region. The display panel includes a gate driving circuit disposed in the display region, a plurality of data lines and a plurality of control signal lines that all extends from the display region to the fan-out region, and a plurality of data fan-out leads and a plurality of first fan-out leads that are all disposed in the fan-out region. Each data line is electrically connected to a data fan-out lead. The data fan-out leads are gathered to the bonding region. The control signal lines are electrically connected to the gate driving circuit. Each control signal line is electrically connected to a first fan-out lead. The first fan-out leads are gathered to the bonding region.
    Type: Grant
    Filed: June 22, 2021
    Date of Patent: October 21, 2025
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventors: Ying Han, Yicheng Lin, Pan Xu, Guoying Wang, Xing Zhang, Zhan Gao, Mingi Chu
  • Patent number: 12414376
    Abstract: A driving apparatus is provided. The driving apparatus includes an integrated circuit chip; an input wiring pattern connected to the integrated circuit chip, and configured to be connected to a circuit board; and an output wiring pattern including a plurality of output wires connected to the integrated circuit chip, and configured to be connected to a display panel. The plurality of output wires are arranged in a first bonding region, at least two output wires of the plurality of output wires have different average line widths.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: September 9, 2025
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Tianji Li, Fei Yang, Mingi Chu, Yi Chen, Lirong Wang, Yu Wang, Zhiqiang Dong, Jingbo Xu
  • Patent number: 12364127
    Abstract: A light-emitting substrate includes a base substrate, an auxiliary electrode line, at least one light-emitting device, and at least one light-detecting device. The auxiliary electrode line is disposed on the base substrate. The at least one light-emitting device is disposed above the base substrate, and a light-emitting device includes a first electrode, a light-emitting functional layer and a second electrode that are sequentially stacked in a direction moving away from the base substrate. The at least one light-detecting device is disposed above the base substrate, and a light-detecting device includes a third electrode and a fourth electrode. The auxiliary electrode line is coupled to the fourth electrode and the second electrode.
    Type: Grant
    Filed: May 31, 2021
    Date of Patent: July 15, 2025
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ying Han, Yicheng Lin, Guang Yan, Pan Xu, Mingi Chu, Dongfang Yang
  • Patent number: 12340758
    Abstract: A source driving circuit includes a first source driver and a second source driver. The first source driver is configured to convert latched first image data into a plurality of first data voltages in response to a first triggering moment of a first data transmission control signal, and output the plurality of first data voltages based on a second triggering moment of the first data transmission control signal. The second source driver is configured to convert latched second image data into a plurality of second data voltages in response to a first triggering moment of a second data transmission control signal, and output the plurality of second data voltages based on a second triggering moment of the second data transmission control signal. The second triggering moment of the first data transmission control signal and the second triggering moment of the second data transmission control signal have a time difference.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: June 24, 2025
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Fei Yang, Yi Chen, Tianji Li, Mingi Chu, Zhiqiang Dong, Lirong Wang, Jingbo Xu
  • Publication number: 20250157371
    Abstract: A method and apparatus for compensating a display defect, a medium, an electronic device, and a display apparatus. The method comprises: selecting a pixel value of a normal region at the periphery of a defective region to perform interpolation with respect to the defective region, so as to determine a compensation pixel value for the defective region at a preset brightness level; and updating a pixel value of the defective region at the preset brightness level with the compensation pixel value.
    Type: Application
    Filed: December 21, 2021
    Publication date: May 15, 2025
    Inventors: Pengfei YIN, Mingi CHU, Jingbo XU, Huihui LI, Wenchao BAO
  • Patent number: 12288527
    Abstract: A display panel includes: a substrate, sub-pixels and a gate drive circuit. The sub-pixel includes a pixel drive circuit. The gate drive circuit includes cascaded shift registers, and a shift register is electrically connected to pixel drive circuits in a row of sub-pixels. The gate drive circuit further includes cascade input signal lines and cascade display reset signal lines. The cascade input signal line is configured to connect a shift signal terminal and an input signal terminal of two different shift register; and the cascade display reset signal line is configured to connect a shift signal terminal and a display reset signal terminal of two different shift register. The display panel has sub-pixel regions for arranging the sub-pixels and first gap regions each located between two adjacent columns of sub-pixel regions; the cascade display reset signal lines and the cascade input signal lines are disposed in different first gap regions.
    Type: Grant
    Filed: January 24, 2024
    Date of Patent: April 29, 2025
    Assignee: BOE TECHNOLOGY GROUP CO., LTD
    Inventors: Ying Han, Xuehuan Feng, Yicheng Lin, Pan Xu, Guoying Wang, Xing Zhang, Zhan Gao, Mingi Chu
  • Patent number: 12205537
    Abstract: A display device and a driving method thereof. The display device includes a display substrate and at least one optical sensing unit; the display substrate includes a light-emitting region and a plurality of pixel units located in the light-emitting region; wherein the light-emitting region comprises a single-sided light-emitting region and at least one double-sided light-emitting region, and each of the pixel units in the plurality of pixel units comprises a plurality of sub-pixels; and the at least one optical sensing unit corresponds to the at least one double-sided light-emitting region from a non-display side of the display substrate, and configured to sense light emitted by the sub-pixels during operation in the at least one double-sided light-emitting region, and to provide sensing brightness information of the at least one double-sided light-emitting region to perform brightness compensation on the light-emitting region.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: January 21, 2025
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Mingi Chu, Ying Han, Song Meng, Fei Yang, Lirong Wang, Zhiqiang Dong, Tianji Li, Jingbo Xu, Pan Li
  • Publication number: 20240428731
    Abstract: A pixel driving circuit is provided to include: a driving transistor; a data writing circuit configured to write a display data voltage from the data line to a first node in a display driving process, and sequentially write a sensing data voltage and a reset data voltage from the data line to the first node in a threshold voltage sensing process; a threshold compensation circuit configured to write a reference voltage from a reference voltage supply terminal to the first node and write a first compensation voltage to a second node in the display driving process, and write a second compensation voltage to the second node when a voltage at the first node changes from the reference voltage to the display data voltage; a sensing circuit configured to write an initialization voltage from the sensing line to the second node in the threshold voltage sensing process; a light emitting element.
    Type: Application
    Filed: January 3, 2023
    Publication date: December 26, 2024
    Inventors: Ying HAN, Pan XU, Mingi CHU, Donghui ZHAO, Xing ZHANG, Chengyuan LUO, Guangshuang LV, Miao LIU, Xing YAO
  • Patent number: 12127454
    Abstract: A display substrate includes: a base substrate, a plurality of pixel units and a plurality of initialization voltage signal lines. The pixel units are arranged in an array to form a plurality of rows of pixel units and a plurality of columns of pixel units, at least one pixel unit includes sub-pixels, and at least one sub-pixel includes a light-emitting element and a pixel driving circuit. The initialization voltage signal lines are configured to provide initialization voltage signals to the plurality of rows of pixel units respectively, and are arranged at intervals along a second direction. At least one initialization voltage signal line extends along a first direction. The plurality of rows of pixel units include a (2n?1)th row and a 2nth row and pixel driving circuits of the (2n?1)th row and pixel driving circuits of the 2nth rows share a common initialization voltage signal line.
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: October 22, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Ying Han, Pan Xu, Xing Zhang, Chengyuan Luo, Donghui Zhao, Mingi Chu
  • Patent number: 12087217
    Abstract: Disclosed are a display apparatus and a display method therefor. The display method includes: a frame of to-be-displayed image data is received; the frame of to-be-displayed image data is segmented into N frames of sub-image data corresponding to the N display panels in a one-to-one correspondence; for each display panel, an initial peak brightness parameter corresponding to the display panel is calculated according to the sub-image data corresponding to the display panel; for each display panel, a target peak brightness parameter corresponding to the display panel is calculated according to the initial peak brightness parameter corresponding to the display panel and an initial peak brightness parameter corresponding to an adjacent display panel; and display is performed by each display panel according to the sub-image data and the target peak brightness parameter corresponding to the display panel.
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: September 10, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Fei Yang, Mingi Chu
  • Patent number: 12080231
    Abstract: A display method and a display device of a display panel are provided, and belongs to the field of display technology. The display panel of the disclosure includes a light emitting device and a light sensing device. Each light sensing device is used for sensing the light emitted by at least one light emitting device. The display data of each light emitting device in the display panel is obtained according to a target brightness value and a brightness compensation gain value. The method includes: in a sensing stage, obtaining an actual brightness value of the light emitting device to be compensated according to the sensing data generated by the light sensing device, and setting a brightness compensation gain of the light emitting device to be compensated according to at least the obtained actual brightness value and the target brightness value.
    Type: Grant
    Filed: August 18, 2021
    Date of Patent: September 3, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Mingi Chu
  • Publication number: 20240242667
    Abstract: A display device and a driving method thereof. The display device includes a display substrate and at least one optical sensing unit; the display substrate includes a light-emitting region and a plurality of pixel units located in the light-emitting region; wherein the light-emitting region comprises a single-sided light-emitting region and at least one double-sided light-emitting region, and each of the pixel units in the plurality of pixel units comprises a plurality of sub-pixels; and the at least one optical sensing unit corresponds to the at least one double-sided light-emitting region from a non-display side of the display substrate, and configured to sense light emitted by the sub-pixels during operation in the at least one double-sided light-emitting region, and to provide sensing brightness information of the at least one double-sided light-emitting region to perform brightness compensation on the light-emitting region.
    Type: Application
    Filed: December 21, 2021
    Publication date: July 18, 2024
    Inventors: Mingi CHU, Ying HAN, Song MENG, Fei YANG, Lirong WANG, Zhiqiang DONG, Tianji LI, Jingbo XU, Pan LI
  • Publication number: 20240233652
    Abstract: A source driving circuit includes a first source driver and a second source driver. The first source driver is configured to convert latched first image data into a plurality of first data voltages in response to a first triggering moment of a first data transmission control signal, and output the plurality of first data voltages based on a second triggering moment of the first data transmission control signal. The second source driver is configured to convert latched second image data into a plurality of second data voltages in response to a first triggering moment of a second data transmission control signal, and output the plurality of second data voltages based on a second triggering moment of the second data transmission control signal. The second triggering moment of the first data transmission control signal and the second triggering moment of the second data transmission control signal have a time difference.
    Type: Application
    Filed: December 28, 2021
    Publication date: July 11, 2024
    Inventors: Fei YANG, Yi CHEN, Tianji LI, Mingi CHU, Zhiqiang DONG, Lirong WANG, Jingbo XU
  • Patent number: 12027093
    Abstract: A method for compensating display of a spliced screen, including: obtaining a picture to be displayed; obtaining a theoretical brightness gain of at least one sub-display region in a plurality of sub-display regions; obtaining an actual brightness gain of the central region according to the theoretical brightness gain of at least part of the sub-display regions, and obtaining actual brightness gains of a plurality of first nodes in the non-central region according to the theoretical brightness gain of at least part of the sub-display regions; obtaining an actual brightness gain of at least part of the non-central region by using a bilinear interpolation method according to the actual brightness gains of the plurality of first nodes and an actual brightness gain of at least one second node on the central region; and compensating the picture to be displayed based on an actual brightness gain of the picture to be displayed.
    Type: Grant
    Filed: December 30, 2021
    Date of Patent: July 2, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Mingi Chu, Ying Han, Fei Yang, Lirong Wang, Yi Chen, Yu Wang, Jingbo Xu, Pan Li