Patents by Inventor Zhan Gao

Zhan Gao 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: 11900885
    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: September 17, 2021
    Date of Patent: February 13, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ying Han, Xuehuan Feng, Yicheng Lin, Pan Xu, Guoying Wang, Xing Zhang, Zhan Gao, Mingi Chu
  • Publication number: 20240049525
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a light-shielding layer. The base substrate includes a display region including repeating units, each repeating unit includes a transparent region and a pixel region, the pixel region includes sub-pixels, each sub-pixel includes a sub-pixel driving circuit and a light-emitting element, and the light-emitting element includes a first electrode, a second electrode, and a light-emitting layer located between the first electrode and the second electrode. The light-shielding layer is located on a side of the sub-pixel driving circuit close to the base substrate, at least part of an orthographic projection of the light-shielding layer on a main surface of the base substrate overlaps with an orthographic projection of the sub-pixel driving circuit on the main surface of the base substrate, and the light-shielding layer is connected with the second electrode.
    Type: Application
    Filed: March 25, 2021
    Publication date: February 8, 2024
    Inventors: Xing ZHANG, Zhan GAO, Yicheng LIN, Pan XU, Ying HAN, Guoying WANG, Dacheng ZHANG
  • Patent number: 11887527
    Abstract: A special-shaped display panel includes: a special-shaped display area (S) having gate lines (G), some of the gate lines (G) being cut off in a non-display sub-area (S2) of the special-shaped display area (S); a first gate drive circuit set (A1) located on one side of the special-shaped display area (S), electrically connected to one ends of gate lines (G) which are not cut off by the non-display sub-area (S2), and electrically connected to gate lines (G) on one side which are cut off by the non-display sub-area (S2); and a second gate drive circuit set (A2) located on the other side of the special-shaped display area (S), electrically connected to the other ends of gate lines (G) which are not cut off by the non-display sub-area (S2), and electrically connected gate lines (G) on the other side which are cut off by the non-display sub-area (S2).
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: January 30, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Pan Xu, Yicheng Lin, Guoying Wang, Xing Zhang, Ying Han, Zhan Gao, Dacheng Zhang
  • Publication number: 20240005869
    Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a plurality of sensing signal lines. The base substrate includes a display region including repeating units arranged in array, each repeating unit includes a transparent region and a pixel region arranged in a first direction. Two lines of repeating units are provided between adjacent two of the plurality of sensing signal lines, the two lines of repeating units extend along a second direction, and each of the plurality of sensing signal lines is connected with sub-pixel driving circuits of the plurality of sub-pixels of two lines of repeating units which are adjacent to the each of the plurality of sensing signal lines and extend along the second direction, and is configured to provide a reference voltage signal. The display substrate reduces the space occupied by the signal lines and improves the light transmittance.
    Type: Application
    Filed: March 25, 2021
    Publication date: January 4, 2024
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xing ZHANG, Zhan GAO, Yicheng LIN, Pan XU, Ying HAN, Dacheng ZHANG
  • Publication number: 20230343805
    Abstract: A photodetector for an optoelectronic system and an optoelectronic system including the photodetector. The photodetector includes a flexible substrate, a plurality of photodetector units attached to the flexible substrate, and a circuit attached to the flexible substrate. Each of the plurality of photodetector units are arranged to sense optical radiation and generate a photocurrent signal based on the sensed optical radiation. The circuit comprises a plurality of conductors electrically connected with the plurality of photodetector units. The circuit is arranged to be connected with a signal processor arranged to process the photocurrent signals to generate an image associated with the sensed optical radiation.
    Type: Application
    Filed: April 22, 2022
    Publication date: October 26, 2023
    Inventors: Xinge Yu, Zhan Gao
  • Publication number: 20230343812
    Abstract: A display substrate and a display apparatus. Each pixel repeat unit (10) includes two pixel regions (P1, P2) arranged in a first direction, and a light transmission region (T) located between the two pixel regions (P1, P2), where each of the pixel regions (P1, P2) is provided with at least three sub-pixels (A, B, C) which are adjacently provided; and the area of the light transmission region (T) is equal to twice the area of a light transmission region (T) corresponding to a single pixel region (P1, P2).
    Type: Application
    Filed: May 8, 2021
    Publication date: October 26, 2023
    Inventors: Xing ZHANG, Yicheng LIN, Pan XU, Ying HAN, Guoying WANG, Zhan GAO
  • Publication number: 20230200144
    Abstract: The present disclosure provides a display panel, a display apparatus, and a fabrication method. The display panel includes: a substrate; a first insulating layer on the substrate; a device structure layer on the first insulating layer and including a transparent capacitor and a transistor; a first planarization layer that covers the device structure layer; a first electrode layer on the first planarization layer; a pixel defining layer on the side of the first planarization layer and device structure layer away from the substrate, wherein an orthographic projection of an opening of the pixel defining layer on the substrate at least partially overlaps with an orthographic projection of the transparent capacitor on the substrate; a functional layer at least partially located in the opening; and a second electrode layer on the side of the functional layer away from the first electrode layer.
    Type: Application
    Filed: October 22, 2021
    Publication date: June 22, 2023
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guoying WANG, Pan XU, Xing ZHANG, Ying HAN, Zhan GAO, Zhen SONG
  • Patent number: 11680749
    Abstract: A sealed feeder device utilized in an electric arc furnace (1), and a flue gas and temperature control method. The sealed feeder device comprises a sealed feeding chute (5) having an outlet sealedly communicating with a side wall of the electric arc furnace (1), and a material blocking sealed arc-shaped door (3) disposed in the sealed feeding chute (5). The material blocking sealed arc-shaped door (3) separates the sealed feeding chute (5) into a cold steel scrap storage chamber (18) and a material feeding and dedusting chamber (2), and is operated by a driving mechanism (34) to separate or connect the cold steel scrap storage chamber (18) and the material feeding and dedusting chamber (2).
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: June 20, 2023
    Assignee: CISDI Engineering Co., Ltd.
    Inventors: Qiming Huang, Cunzhen Tan, Zhan Gao, Weizhi Shi, Yuchuan Zhang
  • Patent number: 11668526
    Abstract: The present invention belongs to the technical field of metallurgy, and discloses a horizontal continuous feeding preheating device and an enhanced preheating method therefor. The scheme comprises that two dust removal ports are arranged at the front and rear parts of a horizontal continuous feeding preheating duct, and the horizontal continuous feeding preheating duct is divided into an enhanced preheating area and a flue gas preheating area by the two dust removal ports arranged at the front and rear parts of the horizontal continuous feeding preheating duct; burners are installed in the enhanced preheating area, and the two dust removal ports are connected with a flue gas adjusting distributor respectively by a flue gas pipeline the steel scrap preheating efficiency of the burners and electric arc furnace flue gas is increased by controlling the flow rate and temperature of mixed flue gas.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: June 6, 2023
    Assignees: CISDI ENGINEERING CO., LTD, CISDI RESEARCH AND DEVELOPMENT CO., LTD.
    Inventors: Qiming Huang, Cunzhen Tan, Weizhi Shi, Yuchuan Zhang, Zhan Gao, Lei Al, Chunting Liu, Wei Lin, Chao Liu
  • Publication number: 20230169908
    Abstract: A special-shaped display panel includes: a special-shaped display area (S) having gate lines (G), some of the gate lines (G) being cut off in a non-display sub-area (S2) of the special-shaped display area (S); a first gate drive circuit set (A1) located on one side of the special-shaped display area (S), electrically connected to one ends of gate lines (G) which are not cut off by the non-display sub-area (S2), and electrically connected to gate lines (G) on one side which are cut off by the non-display sub-area (S2); and a second gate drive circuit set (A2) located on the other side of the special-shaped display area (S), electrically connected to the other ends of gate lines (G) which are not cut off by the non-display sub-area (S2), and electrically connected gate lines (G) on the other side which are cut off by the non-display sub-area (S2).
    Type: Application
    Filed: May 12, 2021
    Publication date: June 1, 2023
    Inventors: Pan XU, Yicheng LIN, Guoying WANG, Xing ZHANG, Ying HAN, Zhan GAO, Dacheng ZHANG
  • Publication number: 20230158769
    Abstract: The present disclosure relates to the technical field of display, and provides a bearing substrate, a binding assembly, and a binding method thereof. The bearing substrate may be bound to an integrated substrate. A thermal expansion coefficient of the bearing substrate is greater than a thermal expansion coefficient of the integrated substrate. The integrated substrate includes a plurality of second binding terminals distributed at equal intervals in a same direction. The bearing substrate includes a plurality of first binding terminal sets distributed at equal intervals in a first direction, and each of the first binding terminal sets includes a plurality of first binding terminals distributed at equal intervals in the first direction for binding with the plurality of the second binding terminals one-to-one.
    Type: Application
    Filed: January 25, 2021
    Publication date: May 25, 2023
    Inventors: Zhan GAO, Xing ZHANG, Pan XU, Wei LIU, Ying HAN, Guoying WANG, Yicheng LIN, Tangxiang WANG
  • Publication number: 20230147375
    Abstract: A display substrate having a plurality of subpixels is provided. A respective one of the plurality of subpixels includes alight emitting element; a first thin film transistor configured to driving light emission of the light emitting element; and a light emitting brightness value detector. The light emitting brightness value detector includes a second thin film transistor; and a photosensor electrically connected to the second thin film transistor and configured to detect a light emitting brightness value. The display substrate further includes a silicon organic glass layer on a side of at least one of the first thin film transistor or the second thin film transistor away from a base substrate; and the photosensor is on a side of the silicon organic glass layer away from the base substrate.
    Type: Application
    Filed: November 4, 2019
    Publication date: May 11, 2023
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Guoying Wang, Yicheng Lin, Ling Wang, Zhen Song, Pan Xu, Xing Zhang, Ying Han, Zhan Gao
  • Publication number: 20230086927
    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: Application
    Filed: September 17, 2021
    Publication date: March 23, 2023
    Inventors: Ying HAN, Xuehuan FENG, Yicheng LIN, Pan XU, Guoying WANG, Xing ZHANG, Zhan GAO, Mingi CHU
  • Publication number: 20230031110
    Abstract: The display substrate includes: a substrate; a plurality of pixel units on the substrate, each pixel unit includes a plurality of sub-pixels, each sub-pixel includes a light-emitting element and a pixel drive circuit; a photosensitive circuit on the substrate; a first conductive film layer on the substrate. The pixel drive circuit includes a drive transistor, a gate electrode of the drive transistor is located on a side of a drive active layer away from the substrate, an orthographic projection of the gate electrode of the drive transistor on the substrate at least partially overlaps an orthographic projection of the drive active layer on the substrate. The first conductive film layer includes a first light-shielding portion between the substrate and the drive active layer, and an orthographic projection of the first light-shielding portion on the substrate at least partially overlaps the orthographic projection of the drive active layer on the substrate.
    Type: Application
    Filed: August 4, 2021
    Publication date: February 2, 2023
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Ying Han, Yicheng Lin, Ling Wang, Guoying Wang, Xing Zhang, Zhan Gao, Pan Xu
  • Patent number: 11561081
    Abstract: A method for full-field measurement using Doppler imaging, comprising the following steps: turning on a laser and adjusting the laser; adjusting a spatial filter to obtain circular laser spots having uniform intensity distribution; adjusting a quarter-wave plate and a whole polarizer in a system, and requiring two beams in a reference object and a measured object having different frequencies and perpendicular polarization directions; applying slight pressure to the measured object, setting a charge coupled device (CCD) camera into a continuous acquisition mode, observing interference fringes, and adjusting a light path so that the fringes are clear and visible; setting the sampling frequency, sampling time, captured image format and resolution size of the CCD camera; turning on a lithium niobate crystal drive power switch to produce a heterodyne carrier frequency; applying continuous equal pushing force to the measured object by means of piezoelectric ceramics (PZT) so as to make the measured object produce c
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: January 24, 2023
    Assignee: Beijing Jiaotong University
    Inventors: Zhan Gao, Jie Qin, Qibo Feng, Shengjia Wang, Xu Wang, Shanwei Yang, Chenjia Gao
  • Publication number: 20220399530
    Abstract: A display apparatus includes a cover plate and a display substrate. The cover plate includes a first base substrate, a black matrix and a support layer stacked on a side of the first base substrate, and a quantum dot layer disposed on the side of the first base substrate. The black matrix and the support layer each have a plurality of openings to form a plurality of opening regions. The quantum dot layer includes a plurality of quantum dot units. Each quantum dot unit is located in an opening region in the plurality of opening regions. The display substrate includes a second base substrate, driving circuit structures disposed on a side of the second base substrate, and light-emitting devices disposed on a side of the driving circuit structures. Each light-emitting device is coupled to a driving circuit structure in the driving circuit structures to emit light.
    Type: Application
    Filed: March 9, 2021
    Publication date: December 15, 2022
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ying HAN, Ling WANG, Pan XU, Yicheng LIN, Zhan GAO, Guoying WANG, Xing ZHANG
  • Publication number: 20220384763
    Abstract: The present disclosure provides a transparent display device, a simulation method, and a manufacturing method. The transparent display device includes a base substrate and a plurality of pixels arranged in an array form on the base substrate. Each pixel includes a transparent region and a display region, and a scattering structure for scattering light is arranged along a boundary between the transparent region and the display region.
    Type: Application
    Filed: May 20, 2021
    Publication date: December 1, 2022
    Inventors: Xuefei SUN, Jaegeon YOU, Xing ZHANG, Yicheng LIN, Pan XU, Ying HAN, Guoying WANG, Zhan GAO
  • Publication number: 20220320204
    Abstract: The present disclosure provides a display substrate, a display device and a manufacturing method thereof. The display substrate includes a first substrate, a pixel defining layer on the first substrate and including a plurality of sub-pixel openings, and at least one recess on a side of the display substrate away from the first substrate. An orthographic projection of the at least one recess on the first substrate and orthographic projections of the plurality of sub-pixel openings on the first substrate do not overlap.
    Type: Application
    Filed: October 27, 2021
    Publication date: October 6, 2022
    Inventors: Guoying WANG, Pan XU, Xing ZHANG, Ying HAN, Zhan GAO, Zhen SONG
  • Publication number: 20220123083
    Abstract: A display substrate (100), a display panel and a display apparatus.
    Type: Application
    Filed: November 13, 2020
    Publication date: April 21, 2022
    Inventors: Ying HAN, Yicheng LIN, Pan XU, Xing ZHANG, Zhan GAO, Guang YAN
  • Patent number: 11289025
    Abstract: A pixel compensation circuit includes: an integration circuit, a comparison circuit, a timing circuit, and a processor, wherein the integration circuit is configured to integrate driving currents of a pixel circuit, and then output a first voltage; the comparison circuit is configured to receive the first voltage, compare the first voltage with a first reference voltage, and then output a first logic control signal; the timing circuit is configured to acquire a first working duration; and the processor is configured to acquire the first working duration, obtain, according to correlations between the pre-obtained working duration and the pixel driving currents, a target driving current, corresponding to the first working duration, of the pixel circuit, and obtain a compensation parameter according to the target driving current.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: March 29, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tangxiang Wang, Yi Chen, Zhan Gao