Patents by Inventor Siwen ZHENG

Siwen ZHENG 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).

  • Readout circuit of magnetic memory and magnetic memory
    Patent number: 11087815
    Abstract: Readout circuit and magnetic memory are provided. The readout circuit includes a first charging capacitor with one end grounded and another end coupled to an output of a data unit; a first pre-charge module for charging the first charging capacitor; a first discharge control module for controlling a magnitude of a data voltage; a second charging capacitor with one end grounded and another end coupled to an output of a reference unit; a second pre-charge module for charging the second charging capacitor; a second discharge control module for controlling a magnitude of a reference voltage; and a sense amplifier for outputting readout signals.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: August 10, 2021
    Assignees: Semiconductor Manufacturing International (Shanghai) Corporation, Semiconductor Manufacturing International (Beijing) Corporation
    Inventors: Siwen Zheng, Hao Ni, Tengye Wang, Tao Wang
  • READOUT CIRCUIT OF MAGNETIC MEMORY AND MAGNETIC MEMORY
    Publication number: 20200312397
    Abstract: Readout circuit and magnetic memory are provided. The readout circuit includes a first charging capacitor with one end grounded and another end coupled to an output of a data unit; a first pre-charge module for charging the first charging capacitor; a first discharge control module for controlling a magnitude of a data voltage; a second charging capacitor with one end grounded and another end coupled to an output of a reference unit; a second pre-charge module for charging the second charging capacitor; a second discharge control module for controlling a magnitude of a reference voltage; and a sense amplifier for outputting readout signals.
    Type: Application
    Filed: March 24, 2020
    Publication date: October 1, 2020
    Inventors: Siwen ZHENG, Hao NI, Tengye WANG, Tao WANG