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: 20240120348
    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: Application
    Filed: December 6, 2023
    Publication date: April 11, 2024
    Applicant: Yungu (Gu’an) Technology Co., Ltd.
    Inventors: Lei MI, Hongrui LI, Yusheng LIU
  • Publication number: 20240065029
    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: Application
    Filed: October 17, 2023
    Publication date: February 22, 2024
    Applicant: KunShan Go-Visionox Opto-Electronics Co., Ltd
    Inventors: Gang WANG, Hongjun XIE, Yusheng LIU, Liwei DING, Lei MI
  • Publication number: 20240040832
    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: Application
    Filed: October 13, 2023
    Publication date: February 1, 2024
    Applicant: KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTD.
    Inventors: Yusheng LIU, Gang WANG, Liwei DING, Lei MI
  • Patent number: 11887540
    Abstract: A pixel circuit, a driving method thereof, and a display panel. The pixel circuit includes a drive module, a first initialization module and a data write module. The drive module is configured to generate, in response to a data signal, a drive current to drive a light-emitting element to emit light. The first initialization module is controlled by a first scan signal and a second scan signal and is configured to initialize a control terminal of the drive module when the first scan signal and the second scan signal are active. The data write module is controlled by a third scan signal, where the first initialization module is configured to cooperate with the data write module to write the data signal into the control terminal of the drive module when the second scan signal and the third scan signal are active.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: January 30, 2024
    Assignee: HEFEI VISIONOX TECHNOLOGY CO., LTD.
    Inventor: Lei Mi
  • Patent number: 11854459
    Abstract: A method for driving a pixel circuit. The pixel circuit includes a drive transistor. The method includes: acquiring a theoretical threshold voltage of the drive transistor and actual threshold voltages of the drive transistor at a plurality of different gray levels; determining compensation data voltages of the drive transistor at the plurality of different gray levels according to the theoretical threshold voltage of the drive transistor and the actual threshold voltages of the drive transistor at the plurality of different gray levels; and driving the pixel circuit emit light according to the compensation data voltages of the drive transistor at the plurality of different gray levels.
    Type: Grant
    Filed: November 16, 2022
    Date of Patent: December 26, 2023
    Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.
    Inventors: Ling Wang, Cuili Gai, Lei Mi
  • Publication number: 20230401992
    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: Application
    Filed: November 18, 2022
    Publication date: December 14, 2023
    Applicant: HEFEI VISIONOX TECHNOLOGY CO., LTD.
    Inventors: Lei MI, Hongqing FENG, Jianjun LU
  • Publication number: 20230352391
    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: Application
    Filed: June 27, 2023
    Publication date: November 2, 2023
    Applicant: Hefei Visionox Technology Co., Ltd.
    Inventors: Lei MI, Yusheng LIU, Hongrui LI
  • Publication number: 20230343794
    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: Application
    Filed: June 21, 2023
    Publication date: October 26, 2023
    Applicant: Hefei Visionox Technology Co., Ltd.
    Inventors: Hongqing FENG, Hongrui LI, Lei MI, Xiangtao ZENG, Cuili GAI, Liwei DING
  • Publication number: 20230335059
    Abstract: A display panel and a method for adjusting brightness thereof, and a display apparatus. The display panel includes a first and a second display area. A pixel density of the first display area is less than a pixel density of the second display area. The display panel includes a power supply unit including a power supply output terminal; first power supply lines electrically connected to sub-pixels of the first display area; second power supply lines electrically connected to sub-pixels of the second display area; and a voltage adjusting unit. First ends of the second power supply lines are electrically connected to the power supply output terminal, second ends of the second power supply lines are electrically connected to the first power supply lines via the voltage adjusting unit, and the voltage adjusting unit is configured to adjust a voltage on the first power supply lines.
    Type: Application
    Filed: June 27, 2023
    Publication date: October 19, 2023
    Applicant: Hefei Visionox Technology Co., Ltd.
    Inventors: Lei MI, Ling WANG, Cuili GAI
  • Publication number: 20230337494
    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: Application
    Filed: June 27, 2023
    Publication date: October 19, 2023
    Applicant: Hefei Visionox Technology Co., Ltd.
    Inventors: Hongrui LI, Lei MI, Hongqing FENG, Rubo XING, Xiangtao ZENG
  • Publication number: 20230333590
    Abstract: A foldable display panel and a method for preparing the foldable display panel. The foldable display panel includes a foldable area and a plurality of non-foldable areas located at both sides of the foldable area in a width direction of the foldable display panel. The foldable display panel includes: a plurality of pixel groups, including a plurality of first pixel groups located in the foldable area and a plurality of second pixel groups located in the plurality of non-foldable areas; a plurality of driver circuits located in the plurality of non-foldable areas and for driving the plurality of pixel groups. The plurality of driver circuits include a plurality of first driver circuits for driving the plurality of first pixel groups and a plurality of second driver circuits for driving the plurality of second pixel groups.
    Type: Application
    Filed: June 27, 2023
    Publication date: October 19, 2023
    Applicant: Hefei Visionox Technology Co., Ltd.
    Inventors: Lei MI, Yusheng LIU, Hongrui LI
  • Patent number: 11769448
    Abstract: A display device and a display panel including a first display region and a second display region. The light transmittance of the first display region is greater than the light transmittance of the second display region. At least one first display unit is disposed in the first display region. At least one second display unit, at least one drive unit, and at least one gating switch unit are disposed in the second display region. The at least one drive unit is connected to the input end of the at least one gating switch unit in a one-to-one manner. The first output end of each gating switch unit is connected to one of a first display unit and a second display unit and the second output end of the each gating switch unit is connected to the other one of the first display unit and the second display unit.
    Type: Grant
    Filed: November 29, 2022
    Date of Patent: September 26, 2023
    Assignee: HEFEI VISIONOX TECHNOLOGY CO., LTD.
    Inventors: Lei Mi, Hongqing Feng, Jianjun Lu
  • Publication number: 20230125275
    Abstract: A pixel circuit, a driving method thereof, and a display panel. The pixel circuit includes a drive module, a first initialization module and a data write module. The drive module is configured to generate, in response to a data signal, a drive current to drive a light-emitting element to emit light. The first initialization module is controlled by a first scan signal and a second scan signal and is configured to initialize a control terminal of the drive module when the first scan signal and the second scan signal are active. The data write module is controlled by a third scan signal, where the first initialization module is configured to cooperate with the data write module to write the data signal into the control terminal of the drive module when the second scan signal and the third scan signal are active.
    Type: Application
    Filed: November 18, 2022
    Publication date: April 27, 2023
    Applicant: HEFEI VISIONOX TECHNOLOGY CO., LTD.
    Inventor: Lei MI
  • Publication number: 20230096961
    Abstract: A display device and a display panel including a first display region and a second display region. The light transmittance of the first display region is greater than the light transmittance of the second display region. At least one first display unit is disposed in the first display region. At least one second display unit, at least one drive unit, and at least one gating switch unit are disposed in the second display region. The at least one drive unit is connected to the input end of the at least one gating switch unit in a one-to-one manner. The first output end of each gating switch unit is connected to one of a first display unit and a second display unit and the second output end of the each gating switch unit is connected to the other one of the first display unit and the second display unit.
    Type: Application
    Filed: November 29, 2022
    Publication date: March 30, 2023
    Applicant: HEFEI VISIONOX TECHNOLOGY CO., LTD.
    Inventors: Lei MI, Hongqing FENG, Jianjun LU
  • Publication number: 20230083238
    Abstract: A method for driving a pixel circuit. The pixel circuit includes a drive transistor. The method includes: acquiring a theoretical threshold voltage of the drive transistor and actual threshold voltages of the drive transistor at a plurality of different gray levels; determining compensation data voltages of the drive transistor at the plurality of different gray levels according to the theoretical threshold voltage of the drive transistor and the actual threshold voltages of the drive transistor at the plurality of different gray levels; and driving the pixel circuit emit light according to the compensation data voltages of the drive transistor at the plurality of different gray levels.
    Type: Application
    Filed: November 16, 2022
    Publication date: March 16, 2023
    Applicant: YUNGU (GU'AN) TECHNOLOGY CO., LTD.
    Inventors: Ling WANG, Cuili GAI, Lei MI
  • Patent number: 11567222
    Abstract: The present disclosure provides an X-ray detecting device, and a manufacturing method of an X-ray detecting panel. The present disclosure also provides an X-ray detecting panel including a main bias voltage signal line and a photodiode. A cathode of the photodiode is electrically connected to the main bias voltage signal line. The X-ray detecting panel further includes at least one auxiliary bias voltage signal line electrically connected to the main bias voltage signal line.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: January 31, 2023
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Gang Hua, Lei Mi, Yanna Xue, Zhiying Bao, Yong Zhang, Lu Bai, Jingpeng Wang, Haobo Fang, Jian Lin
  • Patent number: 11404469
    Abstract: A flat panel detector is provided, which includes a substrate and a plurality of photodiodes on the substrate. The flat panel detector further includes a first transparent conductive layer disposed on a side of the photodiodes away from the substrate. An orthographic projection of the first transparent conductive layer on the substrate at least partially overlaps the orthographic projection of each photodiode of the plurality of photodiodes on the substrate. The flat panel detector can mitigate or reduce the influence of external static electricity and improve the working stability.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: August 2, 2022
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yong Zhang, Gang Hua, Yanna Xue, Jian Lin, Zhiying Bao, Lei Mi, Lu Bai, Haobo Fang, Jingpeng Wang, Limin Zhang
  • Patent number: 11397348
    Abstract: The disclosure discloses an array substrate, a method for fabricating the same, a liquid crystal display panel, and a display device, where the array substrate includes: a base substrate; a convex component located on the base substrate; a reflection layer overlying the convex component; a thin film transistor located above a film layer at which the reflection layer is located; a pixel electrode located above a film layer at which the thin film transistor is located; and a planarization layer located between the pixel electrode and the reflection layer.
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: July 26, 2022
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Haobo Fang, Yanna Xue, Zhiying Bao, Yong Zhang, Lei Mi, Lu Bai, Gang Hua, Jingpeng Wang, Lingxiang Yuan
  • Patent number: 11373613
    Abstract: The present disclosure provides a shift register unit, a driving method thereof, a gate driving circuit and a display device. The shift register unit includes a pull-up node state maintenance circuitry connected to a pull-up node and a first control voltage input end, and configured to control the pull-up node to be electrically connected to, or electrically disconnected from, the first control voltage input end in accordance with a potential at the pull-up node and an input potential at the first control voltage input end.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: June 28, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lei Mi, Shijun Wang, Yanna Xue, Zhiying Bao, Yong Zhang, Wenjun Xiao, Lu Bai, Gang Hua, Jingpeng Wang, Haobo Fang
  • Patent number: 11360617
    Abstract: Embodiments of the present disclosure provide a touch substrate, including: a plurality of touch electrodes arranged in a same layer and insulated from each other, the touch electrodes being configured to sense touch signals; and a plurality of first touch signal lines configured to transmit the touch signals, each touch electrode being connected with a corresponding first touch signal line via a first via hole. The touch substrate further includes a plurality of second touch signal lines, wherein an extension direction of the second touch signal lines is different from that of the first touch signal lines, and each touch electrode is connected with a corresponding second touch signal line via a second via hole. In particular, the second touch signal lines corresponding to different touch electrodes are disconnected from each other. Embodiments of the present disclosure further provide a touch screen including the touch substrate.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: June 14, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lu Bai, Shijun Wang, Zhiying Bao, Lei Mi