Patents by Inventor Zhengwu LIU

Zhengwu LIU 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: 12283320
    Abstract: A data processing method based on a memristor array and an electronic apparatus are disclosed. The data processing method based on a memristor array includes: acquiring a plurality of first analog signals; setting the memristor array, and writing data corresponding to a convolution parameter matrix of a convolution processing into the memristor array; inputting the plurality of first analog signals respectively into a plurality of column signal input terminals of the memristor array that has been set, controlling operation of the memristor array to perform the convolution processing on the plurality of first analog signals, and obtaining a plurality of second analog signals after performing the convolution processing at a plurality of row signal output terminals of the memristor array, respectively.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: April 22, 2025
    Assignee: TSINGHUA UNIVERSITY
    Inventors: Huaqiang Wu, Zhengwu Liu, Jianshi Tang, Bin Gao, He Qian
  • Publication number: 20250078924
    Abstract: At least one embodiment of the present disclosure provides a data processing method based on a memristor array and an electronic apparatus. The data processing method includes: acquiring a plurality of first analog signals; setting the memristor array, and writing data of a parameter matrix corresponding to the data processing into the memristor array; and inputting the plurality of first analog signals into a plurality of column signal input terminals of the set memristor array, respectively, controlling operation of the memristor array to perform the data processing on the plurality of first analog signals, and obtaining a plurality of second analog signals after performing the data processing at a plurality of row signal output terminals of the memristor array, respectively.
    Type: Application
    Filed: January 11, 2022
    Publication date: March 6, 2025
    Applicant: TSINGHUA UNIVERSITY
    Inventors: Huaqiang WU, Zhengwu LIU, Han ZHAO, Jianshi TANG, Bin GAO, He QIAN
  • Patent number: 12226216
    Abstract: A signal processing apparatus and a signal processing method are provided. The signal processing apparatus includes a memristor array, an input circuit, a first switching circuit, a second switching circuit, an output circuit, and a control circuit. The memristor array includes memristor units and is connected to source lines, word lines and bit lines. The control circuit is configured to control the first switching circuit to select at least one source line to apply at least one first signal to the at least one source line respectively, control the second switching circuit to select and activate at least one word line to apply the at least one first signal to a memristor unit corresponding to the at least one word line, and control the output circuit to output a plurality of second signals based on conductivity values of memristors of the memristor array.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: February 18, 2025
    Assignee: TSINGHUA UNIVERSITY
    Inventors: Huaqiang Wu, Zhengwu Liu, Jianshi Tang, Bin Gao, He Qian
  • Publication number: 20240170060
    Abstract: A data processing method based on a memristor array and an electronic apparatus are disclosed. The data processing method based on a memristor array includes: acquiring a plurality of first analog signals; setting the memristor array, and writing data corresponding to a convolution parameter matrix of a convolution processing into the memristor array; inputting the plurality of first analog signals respectively into a plurality of column signal input terminals of the memristor array that has been set, controlling operation of the memristor array to perform the convolution processing on the plurality of first analog signals, and obtaining a plurality of second analog signals after performing the convolution processing at a plurality of row signal output terminals of the memristor array, respectively.
    Type: Application
    Filed: December 14, 2021
    Publication date: May 23, 2024
    Applicant: TSINGHUA UNIVERSITY
    Inventors: Huaqiang WU, Zhengwu LIU, Jianshi TANG, Bin GAO, He QIAN
  • Publication number: 20230160151
    Abstract: A road paver includes: a head; a body including a front end and a tail end; a feeding device, disposed in the front end to convey polyurethane concrete, and the feeding device including a stirring device; a stone paving device, disposed on the tail end to spread crushed stone over a road, and the stone paving device including a stone feed bin carrying the crushed stone; and a concrete paving device, disposed between the feeding device and the stone paving device and connected to the stirring device, and used to spread the polyurethane concrete across the road.
    Type: Application
    Filed: November 21, 2022
    Publication date: May 25, 2023
    Inventors: Bin XU, Su XU, Qi YOU, Jianhua LYU, Zhengwu LIU, Yi WANG, Yu ZHANG
  • Publication number: 20220061729
    Abstract: A signal processing apparatus and a signal processing method are provided. The signal processing apparatus includes a memristor array, an input circuit, a first switching circuit, a second switching circuit, an output circuit, and a control circuit. The memristor array includes memristor units and is connected to source lines, word lines and bit lines. The control circuit is configured to control the first switching circuit to select at least one source line to apply at least one first signal to the at least one source line respectively, control the second switching circuit to select and activate at least one word line to apply the at least one first signal to a memristor unit corresponding to the at least one word line, and control the output circuit to output a plurality of second signals based on conductivity values of memristors of the memristor array.
    Type: Application
    Filed: August 25, 2021
    Publication date: March 3, 2022
    Applicant: Tsinghua University
    Inventors: Huaqiang WU, Zhengwu LIU, Jianshi TANG, Bin GAO, He QIAN
  • Publication number: 20220047200
    Abstract: An information processing circuit and an information processing method. The information processing circuit includes: a signal acquisition circuit and a signal processing circuit, the signal acquisition circuit is configured to acquire a plurality of initial neural signals that are different, the signal processing circuit includes a plurality of memristors and is configured to process the plurality of initial neural signals through the plurality of memristors, and the plurality of memristors includes a plurality of first memristors, the plurality of first memristors are arranged in an array to obtain a preprocessing array, the preprocessing array is configured to extract features of the plurality of initial neural signals to obtain a plurality of feature information.
    Type: Application
    Filed: August 13, 2021
    Publication date: February 17, 2022
    Applicant: TSINGHUA UNIVERSITY
    Inventors: Huaqiang WU, Zhengwu LIU, Bin GAO, Jianshi TANG, He QIAN