Patents by Inventor Lei MI

Lei MI 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: 20260351181
    Abstract: The present application discloses a pixel circuit, a driving method for the pixel circuit, and a display panel. The pixel circuit includes a driving module, a light emission control module, and a compensation module.
    Type: Application
    Filed: June 24, 2026
    Publication date: November 5, 2026
    Applicant: Beijing Visionox Technology Co., Ltd.
    Inventors: Shuang GUO, Enqing GUO, Lei MI, Yun CHENG
  • Publication number: 20260353963
    Abstract: The present application discloses an array substrate and a display panel. The array substrate includes: a pixel circuit including a first capacitor, a second capacitor, a driving transistor, and at least two scan lines; the pixel circuit includes a first-type transistor and a second-type transistor; along a second direction, an orthographic projection of the first capacitor on the substrate, an orthographic projection of the second capacitor on the substrate, and an orthographic projection of the driving transistor on the substrate are located between orthographic projections on the substrate of any two scan lines respectively connected to the first-type transistor and the second-type transistor, and the first capacitor and the second capacitor are arranged along the second direction; and the second direction intersects a first direction.
    Type: Application
    Filed: July 1, 2026
    Publication date: November 5, 2026
    Applicant: Beijing Visionox Technology Co., Ltd.
    Inventors: Enqing GUO, Cuili GAI, Lei MI, Jianjun LU, Shuang GUO, Xiaoyang JIN, Yun CHENG
  • Patent number: 12784662
    Abstract: Embodiments of the present application disclose a display panel and a display apparatus. A light transmittance of the first active area of the display panel is greater than a light transmittance of the second active area of the display panel. The display panel includes a plurality of first pixel units located in the first active area and a plurality of first pixel circuits located in the second active area. The first pixel unit includes a plurality of sub-pixels. The first pixel circuit is connected to the first electrode of the corresponding sub-pixel in the first pixel unit through a wire. The first pixel circuits are arranged in an array. The first pixel circuits corresponding to the plurality of sub-pixels in the same first pixel unit are arranged in at least two rows and in a number of columns less than a total number of sub-pixels in the first pixel unit.
    Type: Grant
    Filed: May 27, 2025
    Date of Patent: November 3, 2026
    Assignee: Yungu (Gu'an) Technology Co., Ltd.
    Inventors: Shuning Huang, Lei Mi, Jia Liu, Hongrui Li
  • Publication number: 20260331038
    Abstract: The embodiments of the present application disclose a pixel circuit, a driving method for the pixel circuit, and a display panel. The pixel circuit includes a driving module, a data writing module, a coupling module, a compensation module, and a light-emitting module. The data writing module is configured to write a data voltage of a current frame into an internal node of the data writing module during a light emission phase of a previous frame, and write the data voltage of the current frame on the internal node to the first terminal of the coupling module during a data writing phase of the current frame, and the coupling module is configured to write a voltage associated with the data voltage of the current frame to the control terminal of the driving module. The compensation module is configured to compensate a threshold voltage of the driving module during a compensation phase.
    Type: Application
    Filed: June 2, 2026
    Publication date: October 22, 2026
    Applicant: Beijing Visionox Technology Co., Ltd.
    Inventors: Cuili GAI, Lei MI, Enqing GUO, Long CHEN
  • Publication number: 20260334007
    Abstract: The present application discloses an array substrate, a display panel, and a display device. The array substrate includes a substrate and a plurality of pixel circuits on the substrate. A pixel circuit includes a first transistor and a first capacitor. The first transistor includes a first gate and a first channel region. A first plate of the first capacitor is on one side of the first transistor and electrically connected to a first electrode of the first transistor, and the first gate serves as a second plate of the first capacitor. Orthographic projections of the first gate and the first channel region on the substrate have a first overlapping portion; orthographic projections of the first plate and the second plate on the substrate have a second overlapping portion; and the first overlapping portion overlaps the second overlapping portion. The performance of a display product can thereby be improved.
    Type: Application
    Filed: June 17, 2026
    Publication date: October 22, 2026
    Applicant: Yungu (Gu’an) Technology Co., Ltd.
    Inventors: Lei MI, Cuili GAI, Feng ZHANG
  • Publication number: 20260334031
    Abstract: The present application discloses a display panel and a display device. The display panel has a first area and a second area, and includes: a base plate having a substrate and a number of driving circuits, first type signal lines, and second type signal lines disposed on the same side of the substrate; a number of light-emitting devices disposed on one side of the substrate, and at least a part of the first type signal lines and the second type signal lines are disposed in the second area, the first type signal lines are arranged at intervals from the driving circuits in the second area, and the second type signal lines are connected to at least one driving circuit in the second area. The first type signal lines include a first segment and a second segment that are located in the second area and connected to each other.
    Type: Application
    Filed: June 2, 2026
    Publication date: October 22, 2026
    Applicant: Yungu (Gu’an) Technology Co., Ltd.
    Inventors: Shuning HUANG, Jia LIU, Lipeng GAO, Lei MI
  • Patent number: 12765171
    Abstract: A display panel and a display device. The display panel includes a substrate, light-emitting units arranged in array alignment, first pixel circuit units, and second pixel circuit units. The substrate includes an active area and a frame area at least partially surrounding the active area. The light-emitting units are located in the active area. Each light-emitting unit includes a first electrode. The first pixel circuit units are arranged in array alignment and located in the active area. Each first pixel circuit unit includes first pixel circuits. The first pixel circuits are arranged in array alignment. The second pixel circuit units are located in the active area. Each second pixel circuit unit includes second pixel circuits. The second pixel circuits are arranged in array alignment. A first arrangement gap is defined between any two adjacent first pixel circuit units.
    Type: Grant
    Filed: October 13, 2023
    Date of Patent: October 13, 2026
    Assignee: KunShan Go-Visionox Opto-Electronics Co., Ltd.
    Inventors: Yusheng Liu, Gang Wang, Liwei Ding, Lei Mi
  • Patent number: 12696640
    Abstract: A display panel and a display apparatus. The display panel includes: a substrate; a driving layer arranged on the substrate and including a plurality of driving units; a first electrode layer arranged on a side of the driving layer away from the substrate and including a plurality of pixel electrodes distributed in an array, each of the driving units being electrically connected to at least one of the pixel electrodes, at least a part of an orthographic projection of at least a part of the driving units on the substrate being located within an orthographic projection of the pixel electrodes on the substrate; a first signal line layer arranged between the first electrode layer and the substrate and including a plurality of first transparent conducting wires, at least two of the driving units being connected to each other by the first transparent conducting wire.
    Type: Grant
    Filed: June 27, 2023
    Date of Patent: July 28, 2026
    Assignee: Hefei Visionox Technology Co., Ltd.
    Inventors: Hongrui Li, Lei Mi, Hongqing Feng, Rubo Xing, Xiangtao Zeng
  • Publication number: 20260112318
    Abstract: The pixel circuit includes: a drive sub-circuit, a first terminal of the drive sub-circuit being connected to a first power line, where in each drive cycle, a voltage of a first power signal on the first power line differs in at least two drive phases; and a threshold compensation sub-circuit, the threshold compensation sub-circuit being connected between a second terminal of the drive sub-circuit and a control terminal of the drive sub-circuit, and the threshold compensation sub-circuit being configured to reset the drive sub-circuit and perform threshold compensation on the drive sub-circuit in a time-division manner, where the first power signal includes a second reset voltage and a first power voltage.
    Type: Application
    Filed: December 17, 2025
    Publication date: April 23, 2026
    Applicant: Yungu (Gu’an) Technology Co., Ltd.
    Inventors: Lei MI, Jianjun LU, Cuili GAI, Yanan DING
  • Publication number: 20260080831
    Abstract: Disclosed is a display panel. A data writing module transmits to a first terminal of a coupling module in a compensation phase, an initial voltage inputted from a first voltage input terminal, and transmits, to the first terminal of the coupling module in a data writing phase, a data voltage inputted from the first voltage input terminal. A second terminal of the coupling module is connected to a control terminal of a driving module. The driving module outputs a driving current to a light-emitting module in a light emission phase through a second terminal of the driving module based on a first power supply voltage inputted from a second voltage input terminal to a first terminal of the driving module and a voltage at the control terminal of the driving module.
    Type: Application
    Filed: November 25, 2025
    Publication date: March 19, 2026
    Applicant: Yungu (Gu’an) Technology Co., Ltd.
    Inventors: Lei MI, Yanan DING, Cuili GAI, Xuejie MA
  • Patent number: 12581740
    Abstract: An array substrate, a display panel and a display device. The array substrate includes: a hole area and a display area which is partially surrounding the hole area; a plurality of first signal lines located in the display area and including a plurality of first category signal lines and a plurality of second category signal lines; a plurality of first connection signal lines, each of which includes a first connection section, a second connection section and a third connection section that are connected sequentially; and a plurality of first compensation signal lines located in the display area and extending in the second direction, wherein at least a portion of the plurality first compensation signal lines is located on the extension of the first connection signal lines in the second direction.
    Type: Grant
    Filed: June 21, 2023
    Date of Patent: March 17, 2026
    Assignee: Hefei Visionox Technology Co., Ltd.
    Inventors: Hongqing Feng, Hongrui Li, Lei Mi, Xiangtao Zeng, Cuili Gai, Liwei Ding
  • Patent number: 12557676
    Abstract: An array substrate, a display module and a display apparatus and belongs to the field of display technology. The array substrate includes: first data lines located in the central area and extending along the first direction; second data lines located in the edge area and extending along the first direction; first connecting lines located between the central area and the functional area and extending along the first direction, the first connecting lines being electrically connected with the first data lines in a one-to-one correspondence; second connecting lines electrically connected with the second data lines in a one-to-one correspondence; and line-switching connecting units electrically connected with the second connecting lines and connecting ports, so that the second data lines are electrically connected, via the second connecting lines and the line-switching connecting units, with the connecting ports in an arrangement order of the second data lines.
    Type: Grant
    Filed: June 27, 2023
    Date of Patent: February 17, 2026
    Assignee: Hefei Visionox Technology Co., Ltd.
    Inventors: Lei Mi, Yusheng Liu, Hongrui Li
  • Publication number: 20260018110
    Abstract: Embodiments of the present application disclose a pixel circuit and a driving method therefor, and a display panel. The pixel circuit includes a driving module, a data writing module, a coupling module, and a light-emitting module. The data writing module is connected to a first terminal of the coupling module, and a second terminal of the coupling module is connected to a control terminal of the driving module. The embodiments of the present application can shorten a row time to implement display at a high refresh rate.
    Type: Application
    Filed: August 29, 2025
    Publication date: January 15, 2026
    Applicant: Beijing Visionox Technology Co., Ltd.
    Inventors: Cuili GAI, Hongrui LI, Jianjun LU, Lei MI, Enqing GUO
  • Publication number: 20250285585
    Abstract: Embodiments of the present application disclose a display panel and a display apparatus. A light transmittance of the first active area of the display panel is greater than a light transmittance of the second active area of the display panel. The display panel includes a plurality of first pixel units located in the first active area and a plurality of first pixel circuits located in the second active area. The first pixel unit includes a plurality of sub-pixels. The first pixel circuit is connected to the first electrode of the corresponding sub-pixel in the first pixel unit through a wire. The first pixel circuits are arranged in an array. The first pixel circuits corresponding to the plurality of sub-pixels in the same first pixel unit are arranged in at least two rows and in a number of columns less than a total number of sub-pixels in the first pixel unit.
    Type: Application
    Filed: May 27, 2025
    Publication date: September 11, 2025
    Applicant: Yungu (Gu’an) Technology Co., Ltd.
    Inventors: Shuning HUANG, Lei MI, Jia LIU, Hongrui LI
  • Publication number: 20250285581
    Abstract: The present application discloses a display driving circuit and a display device. The display driving circuit includes: a first scan driving circuit, including: a plurality of first shift registers arranged in cascade, and at least one first cascade control module. The first shift register includes a first register input terminal and a first register output terminal. The first cascade control module includes a first cascade control unit and a signal transfer unit, where the first cascade control unit is configured to control a connection state between a current-stage first register output terminal and a next-stage first register input terminal. An output terminal of the signal transfer unit is electrically connected to a next-stage first register input terminal; and the signal transfer unit is configured to transmit a start control signal to the next-stage first register input terminal in response to a transfer control signal.
    Type: Application
    Filed: May 23, 2025
    Publication date: September 11, 2025
    Applicant: Yungu (Gu’an) Technology Co., Ltd.
    Inventors: Lei MI, Hongrui LI, Jianjun LU, Caiyan TANG
  • Publication number: 20250259594
    Abstract: The present application discloses a display panel and a driving method therefor, and a display apparatus. The display panel includes a pixel circuit and light-emitting element groups, where one light-emitting element group includes N light-emitting elements, all first electrodes of the N light-emitting elements are electrically connected to an output terminal of the same pixel circuit, and the N light-emitting elements are located in different rows and emit light in different time periods within one frame.
    Type: Application
    Filed: March 9, 2025
    Publication date: August 14, 2025
    Applicant: Yungu (Gu’an) Technology Co., Ltd.
    Inventors: Lei MI, Cuili GAI, Lan LAN, Xuejie MA
  • Patent number: 12284832
    Abstract: A display panel and a display device. The display panel includes sub-pixels, a driving circuit for driving at least a part of the sub-pixels, and a signal line connecting the sub-pixel and the driving circuit, the driving circuit is located on a side of the sub-pixel in a first direction, the signal line includes an extension segment extending along the first direction, a plurality of extension segments of a plurality of signal lines are arranged side by side along a second direction, and the first direction intersects the second direction. The display panel includes a plurality of region segments arranged side by side along the second direction, the plurality of region segments include at least two adjacent first region segment and second region segment.
    Type: Grant
    Filed: December 6, 2023
    Date of Patent: April 22, 2025
    Assignee: Yangu (Gu'an) Technology Co., Ltd.
    Inventors: Lei Mi, Hongrui Li, Yusheng Liu
  • Patent number: 12205525
    Abstract: A display panel and a display device. The display panel includes a first display region, a second display region, and a non-display region, where transmittance of the first display region is higher than transmittance of the second display region; at least one first display unit disposed in the first display region, at least one first gate drive circuit disposed in the non-display region and at least one first pixel circuits disposed in the non-display region, where the at least one first pixel circuit is connected to the at least one first display unit and configured to provide a drive current for the at least one first display unit, and the at least one first gate drive circuit is connected to the at least one first pixel circuit and configured to provide a drive signal for the at least one first pixel circuit.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: January 21, 2025
    Assignee: HEFEI VISIONOX TECHNOLOGY CO., LTD.
    Inventors: Lei Mi, Hongqing Feng, Jianjun Lu
  • Patent number: 12185566
    Abstract: Provided in the present application a display panel, including a substrate, wherein the substrate includes a display area, an aperture area, located in the display area; and a partition area, surrounding the aperture area and provided with at least one partition ring disposed around the aperture area, wherein a partition groove is disposed on at least one side of the partition ring, wherein the partition groove comprises a third partition groove, a first partition groove, and a second partition groove that are disposed on a side along a first direction away from the substrate in sequence, and communicated with each other, and the first partition groove is used to separate an organic material layer on a side wall of the second partition groove from another organic material layer on a side of the third partition groove.
    Type: Grant
    Filed: August 16, 2021
    Date of Patent: December 31, 2024
    Assignee: Yungu (Gu'an) Technology Co., Ltd.
    Inventors: Chengyu Zhao, Lei Mi, Zhimin Yan, Pinquan Xu
  • Patent number: 12120913
    Abstract: A display panel and a display apparatus, and the display panel includes a first display area and a second display area. The display panel includes: a plurality of pixel blocks including a plurality of sub-pixels, each of the pixel blocks including a sub-pixels of the plurality of sub-pixels, the plurality of sub-pixels including a plurality of first sub-pixels located in the first display area and a plurality of second sub-pixels located in the second display area; and a plurality of circuit blocks located in the second display area, each of the circuit blocks including b pixel circuits, the b pixel circuits including first circuits and second circuits; an orthographic projection of the circuit block in a thickness direction of the display panel is located within an orthographic projection of the pixel block in the thickness direction.
    Type: Grant
    Filed: October 17, 2023
    Date of Patent: October 15, 2024
    Assignee: KunShan Go Visionox Opto Electronics Co., Ltd
    Inventors: Gang Wang, Hongjun Xie, Yusheng Liu, Liwei Ding, Lei Mi