Patents by Inventor Zhu Wang

Zhu Wang 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: 20240381726
    Abstract: A display panel and an electronic device. The display panel includes a holing area and a display area surrounding the holing area, and the display panel is provided with row lines extending in a first direction, and column lines extending in a second direction; some row lines are separated by the holing area into mutually corresponding first row line sections and second row line sections; some column lines are separated by the holing area into mutually corresponding first column line sections and second column line sections; at least some of the first column line sections are electrically connected to the corresponding second column line sections by means of corresponding transfer lines located in the display area; and/or at least some of the first row line sections are electrically connected to the corresponding second row line sections by means of corresponding transfer lines located in the display area.
    Type: Application
    Filed: December 30, 2021
    Publication date: November 14, 2024
    Inventors: Xiaoxiao WANG, Ruoxiang LI, Yao HU, Shuo LI, Zhu WANG, Dan GUO
  • Publication number: 20240377343
    Abstract: Described herein is a metrology system and a method for converting metrology data via a trained machine learning (ML) model. The method includes accessing a first (MD1) SEM data set (e.g., images, contours, etc.) acquired by a first scanning electron metrology (SEM) system (TS1) and a second (MD2) SEM data set acquired by a second SEM system (TS2), where the first SEM data set and the second SEM data set being associated with a patterned substrate. Using the first SEM data set and the second SEM data set as training data, a machine learning (ML) model is trained (P303) such that the trained ML model is configured to convert (P307) a metrology data set (310) acquired (P305) by the second SEM system to a converted data set (311) having characteristics comparable to metrology data being acquired by the first SEM system. Furthermore, measurements may be determined based on the converted SEM data.
    Type: Application
    Filed: August 22, 2022
    Publication date: November 14, 2024
    Applicant: ASML NETHERLANDS B.V.
    Inventors: Yunbo GUO, Zhu WANG, Feng YANG, Qian ZHAO, Mu FENG, Jen-Shiang WANG
  • Patent number: 12142208
    Abstract: A pixel drive circuit, a driving method thereof, and a display panel are provided. The pixel drive circuit comprises a drive transistor, a data writing circuit, a compensation circuit, a light-emitting control circuit, a storage circuit, a first transistor and a second transistor. The first electrode of the drive transistor is connected to the first node, the second electrode thereof is connected to the second node, and the gate thereof is connected to the third node; the data writing circuit is connected to the first node and the data signal terminal; the compensation circuit is connected to the second node and the third node; the light-emitting control circuit is connected to the drive transistor, the first power supply terminal, the light-emitting unit and the enable signal terminal; the storage circuit is connected between the first power supply terminal and the third node.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: November 12, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Zhu Wang
  • Patent number: 12142224
    Abstract: A shift register includes an input circuit, a first output circuit, a first control circuit, a second control circuit and a second output circuit. The input circuit is configured to transmit an input signal provided by an input signal terminal to a first node. The first output circuit is configured to transmit a first output signal provided by a first output signal terminal to a scan signal terminal. The first control circuit is configured to transmit a third output signal provided by a third output signal terminal to a second node. The second control circuit is configured to control a potential at the first node and a potential at the second node to be two inverted potentials. The second output circuit is configured to transmit a second output signal provided by a second output signal terminal to the scan signal terminal.
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: November 12, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Zhu Wang
  • Patent number: 12125438
    Abstract: A pixel circuit includes a light-emitting element, a driving circuit, a compensation control circuit, a data writing-in circuit, a first reset circuit, a light-emitting control circuit and an energy storage circuit; the compensation control circuit controls to connect the control end and the first end of the driving circuit; the data writing-in circuit writes a data voltage into the second end of the driving circuit; the first reset circuit writes a reference voltage into the control end of the driving circuit under the control of a reset control signal; the energy storage circuit is electrically connected to the control end of the driving circuit and the first electrode of the light-emitting element, and is configured to store electrical energy; the driving circuit controls to connect the first end and the second end of the driving circuit under the control of the control end thereof.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: October 22, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhu Wang, Zhenglong Yan, Ling Shi
  • Patent number: 12125546
    Abstract: A shift register includes a first input sub-circuit being configured to transmit an input signal to a first node under control of a first clock signal; a second input sub-circuit being configured to transmit a first voltage signal to a second node under control of the first clock signal; a first control sub-circuit being configured to transmit a second clock signal to a third node under control of a voltage at the second node; a second control sub-circuit being configured to transmit the first voltage signal to a fourth node under control of a third clock signal; a noise reduction sub-circuit being configured to transmit the first voltage signal to a signal output terminal under control of a voltage at the fourth node; and an output sub-circuit being configured to transmit a second voltage signal to the signal output terminal under control of a voltage at the third node.
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: October 22, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhu Wang, Ling Shi, Ke Liu
  • Publication number: 20240321196
    Abstract: The invention relates to a pixel circuit, a driving method thereof, a display substrate and a display apparatus. The pixel circuit includes a first node control sub-circuit, a second node control sub-circuit, a light emitting control sub-circuit and a drive sub-circuit. The first node control sub-circuit is configured to supply a signal of the initial signal terminal to the first node and the fourth node under the control of the first reset signal terminal and the second scan signal terminal, and supply a signal of the second node to the first node under the control of the third scan signal terminal. The second node control sub-circuit is configured to supply a signal of the reference signal terminal to the second node and a signal of the data signal terminal to the third node under the control of the second reset signal terminal and the first scan signal terminal.
    Type: Application
    Filed: May 27, 2022
    Publication date: September 26, 2024
    Inventors: Zhu WANG, Ling SHI, Yanyang SHANG
  • Publication number: 20240324373
    Abstract: A display substrate includes a drive structure layer disposed on a base substrate. The drive structure layer includes multiple circuit units, multiple data signal lines, multiple first connection lines and multiple second connection lines. On a plane perpendicular to the display substrate, the drive structure layer includes multiple conductive layers sequentially disposed on a base substrate. A data signal line, a first connection line and a second connection line are provided in different conductive layers. The second connection line extending in a second direction is connected to the first connection line extending in a first direction, and the first connection line extending in a first direction is connected to the data signal line extending in a second direction.
    Type: Application
    Filed: June 30, 2022
    Publication date: September 26, 2024
    Inventor: Zhu WANG
  • Publication number: 20240324405
    Abstract: Provided are a display panel, a fabricating method thereof, and a display device. The method includes: forming and patterning a first source-drain material film layer, forming a first source-drain layer in a display region, forming at least one isolation pillar transition pattern in a via-hole encapsulation region; etching a second metal layer to form a recessed part; forming an anode material film layer on the first source-drain layer; forming a first pad located on the protective layer and a second pad located around the isolation pillar; forming a photoresist material film layer on the anode material film layer, exposing the photoresist material film layer to form a patterned photoresist layer in the display region, and completely retaining the photoresist material film layer in the via-hole encapsulation region; etching the anode material film layer to form an anode layer; and stripping off the photoresist material film layer.
    Type: Application
    Filed: June 20, 2022
    Publication date: September 26, 2024
    Inventors: Yanyang SHANG, Peng HOU, Zhu WANG, Zhenglong YAN, Shuo LI
  • Patent number: 12087215
    Abstract: A display substrate includes a plurality of sub-pixels, wherein at least one sub-pixel includes a driving circuit layer and a light emitting structure layer disposed on the driving circuit layer; the driving circuit layer includes a pixel driving circuit, and the light emitting structure layer includes a light emitting device connected with the pixel driving circuit; the pixel driving circuit includes a reset sub-circuit, a writing sub-circuit, a driving sub-circuit, a compensation sub-circuit, an energy storage sub-circuit and a light emitting control sub-circuit; and at least one of the reset sub-circuit, the compensation sub-circuit, and the writing sub-circuit includes an oxide transistor and a one-way conductive device.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: September 10, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Peng Huang, Zhu Wang, Tao Gao, Ling Shi
  • Publication number: 20240284737
    Abstract: A display panel, a driving method and a display apparatus are disclosed. The display panel includes: a substrate, an active semiconductor layer, a gate insulating layer, a first conductive layer, an interlayer dielectric layer, a second conductive layer, a first interlayer insulating layer, a third conductive layer including a plurality of first signal lines, a second interlayer insulating layer, a fourth conductive layer including a plurality of second signal lines stacked in that order. Orthographic projections of the first signal lines on the substrate and orthographic projections of the second signal lines on the substrate are arranged in an intersecting manner.
    Type: Application
    Filed: April 30, 2024
    Publication date: August 22, 2024
    Inventor: Zhu WANG
  • Publication number: 20240265865
    Abstract: A pixel circuit includes a light-emitting element, a driving circuit, a compensation control circuit, a data writing-in circuit, a first reset circuit, a light-emitting control circuit and an energy storage circuit; the compensation control circuit controls to connect the control end and the first end of the driving circuit; the data writing-in circuit writes a data voltage into the second end of the driving circuit; the first reset circuit writes a reference voltage into the control end of the driving circuit under the control of a reset control signal; the energy storage circuit is electrically connected to the control end of the driving circuit and the first electrode of the light-emitting element, and is configured to store electrical energy; the driving circuit controls to connect the first end and the second end of the driving circuit under the control of the control end thereof.
    Type: Application
    Filed: August 30, 2021
    Publication date: August 8, 2024
    Inventors: Zhu WANG, Zhenglong YAN, Ling SHI
  • Publication number: 20240257730
    Abstract: A display substrate includes a first wiring region (110) and a second wiring region (120), wherein the first wiring region (110) is provided with at least one first wiring (71) and a light emitting device, the second wiring region (120) is provided with at least one second wiring (72) and a light emitting device, and the light emitting device at least includes an anode (90). The first wiring region (110) further includes at least one first compensation line (81), an orthographic projection of the at least one anode (90) in the plane of the display substrate at least partially overlaps with an orthographic projection of the first compensation line (81) in the plane of the display substrate.
    Type: Application
    Filed: February 22, 2022
    Publication date: August 1, 2024
    Inventors: Changchang LIU, Zhu WANG, Hui LU, Dan GUO, Yanyang SHANG, Zhenglong YAN
  • Publication number: 20240221850
    Abstract: A shift register includes a first input sub-circuit being configured to transmit an input signal to a first node under control of a first clock signal; a second input sub-circuit being configured to transmit a first voltage signal to a second node under control of the first clock signal; a first control sub-circuit being configured to transmit a second clock signal to a third node under control of a voltage at the second node; a second control sub-circuit being configured to transmit the first voltage signal to a fourth node under control of a third clock signal; a noise reduction sub-circuit being configured to transmit the first voltage signal to a signal output terminal under control of a voltage at the fourth node; and an output sub-circuit being configured to transmit a second voltage signal to the signal output terminal under control of a voltage at the third node.
    Type: Application
    Filed: October 28, 2021
    Publication date: July 4, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhu WANG, Ling SHI, Ke LIU
  • Patent number: 12027086
    Abstract: A driving circuit of a display panel includes: a first driving control circuit configured to, in a first display state, provide a signal of an OFF signal terminal to a starting node of a first light emitting signal driver according to a control signal of an ON level provided by a control signal terminal; the first light emitting signal driver configured to, in the first display state, control a light emitting signal output terminal to provide an OFF-level signal to a light emitting control terminal of a pixel driving circuit in a first display region according to the signal of the OFF signal terminal; and a second light emitting signal driver configured to, in the first display state, control a light emitting signal output terminal to provide a light emitting signal to a light emitting control terminal of a pixel driving circuit in a second display region.
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: July 2, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhu Wang, Fei Fang, Ling Shi, Zhenglong Yan
  • Publication number: 20240215366
    Abstract: Disclosed is a display substrate, which includes a base substrate, a plurality of first-region light emitting elements and a plurality of first-region pixel circuit. The base substrate includes a display region and a peripheral region at least partially surrounding the display region, wherein the display region includes a transparent display region. A plurality of first-region light emitting elements and a plurality of first-region pixel circuits are located in the transparent display region. At least one first-region pixel circuit of the plurality of first-region pixel circuits is electrically connected with at least two first-region light emitting elements emitting light in a same color. An orthographic projection of at least one first-region pixel circuit on the base substrate is overlapped with an orthographic projection of at least one first-region light emitting element on the base substrate.
    Type: Application
    Filed: November 24, 2021
    Publication date: June 27, 2024
    Inventors: Ke LIU, Ling SHI, Zhu WANG, Dan GUO, Fei FANG, Xiaoqi DING
  • Publication number: 20240203316
    Abstract: The present disclosure provides a shift register unit and a driving method therefor, a gate drive circuit, and a display device, belonging to the field of display technologies. In the shift register unit, a first input circuit can control a potential of a first node under control of a first clock signal provided by a first clock terminal and control a potential of a third node under control of a potential of a second node. A second input circuit can control the potential of the second node under control of the first clock signal, an input control signal provided by an input control terminal, the potential of the third node, and the potential of the first node. An output circuit can transmit a pull-up power signal at a high potential or a pull-down power signal at a low potential to an output terminal under control of the third node.
    Type: Application
    Filed: October 25, 2021
    Publication date: June 20, 2024
    Inventors: Zhu WANG, Zhenglong YAN, Hui LU, Ke LIU, Ling SHI, Yipeng CHEN
  • Publication number: 20240202513
    Abstract: An all-analog spiking neural network circuit including at least one ReRAM-crossbar synapse array that conducts multiply-accumulate operations in parallel and a spike response model (SRM) neuron circuit, which is built with complementary metal-oxide-semiconductor (CMOS) technology. The neuron circuits receive outputs from the ReRAM-crossbar synapse array and directly process the output currents from the ReRAM-crossbar synapse arrays to complete the multiply-accumulate operation and produce processed voltage spike trains.
    Type: Application
    Filed: December 12, 2023
    Publication date: June 20, 2024
    Applicant: The University of Hong Kong
    Inventors: Can Li, Zhu Wang, Song Wang, Hayden So
  • Publication number: 20240194145
    Abstract: A shift register includes an input circuit, a first output circuit, a first control circuit, a second control circuit and a second output circuit. The input circuit is configured to transmit an input signal provided by an input signal terminal to a first node. The first output circuit is configured to transmit a first output signal provided by a first output signal terminal to a scan signal terminal. The first control circuit is configured to transmit a third output signal provided by a third output signal terminal to a second node. The second control circuit is configured to control a potential at the first node and a potential at the second node to be two inverted potentials. The second output circuit is configured to transmit a second output signal provided by a second output signal terminal to the scan signal terminal.
    Type: Application
    Filed: March 23, 2022
    Publication date: June 13, 2024
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Zhu WANG
  • Publication number: 20240185773
    Abstract: A display substrate includes a plurality of sub-pixels, wherein at least one sub-pixel includes a driving circuit layer and a light emitting structure layer disposed on the driving circuit layer; the driving circuit layer includes a pixel driving circuit, and the light emitting structure layer includes a light emitting device connected with the pixel driving circuit; the pixel driving circuit includes a reset sub-circuit, a writing sub-circuit, a driving sub-circuit, a compensation sub-circuit, an energy storage sub-circuit and a light emitting control sub-circuit; and at least one of the reset sub-circuit, the compensation sub-circuit, and the writing sub-circuit includes an oxide transistor and a one-way conductive device.
    Type: Application
    Filed: June 23, 2021
    Publication date: June 6, 2024
    Inventors: Peng HUANG, Zhu WANG, Tao GAO, Ling SHI