Patents by Inventor Claire Zhu

Claire Zhu 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).

  • Low voltage level shifter for integrated circuit
    Patent number: 11038495
    Abstract: An improved level shifter is disclosed. The level shifter is able to achieve a switching time below 1 ns using a relatively low voltage for VDDL, such as 0.75 V. The improved level shifter comprises a coupling stage and a level-switching stage. A related method of level shifting is also disclosed.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: June 15, 2021
    Assignee: SILICON STORAGE TECHNOLOGY, INC.
    Inventors: Ryan Mei, Xiaozhou Qian, Hieu Van Tran, Claire Zhu
  • Low Voltage Level Shifter For Integrated Circuit
    Publication number: 20210167762
    Abstract: An improved level shifter is disclosed. The level shifter is able to achieve a switching time below 1 ns using a relatively low voltage for VDDL, such as 0.75V. The improved level shifter comprises a coupling stage and a level-switching stage. A related method of level shifting is also disclosed.
    Type: Application
    Filed: April 2, 2020
    Publication date: June 3, 2021
    Inventors: Ryan Mei, XIAOZHOU QIAN, HIEU VAN TRAN, CLAIRE ZHU
  • Level shifter for integrated circuit
    Patent number: 10804902
    Abstract: An improved level shifter for use in integrated circuits is disclosed. The level shifter is able to achieve a switching time below 1 ns while still using the core power supply voltages, VDDL and VDDH, used in the prior art. The improved level shifter comprises a coupling stage and a level-switching stage.
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: October 13, 2020
    Assignee: SILICON STORAGE TECHNOLOGY, INC.
    Inventors: Ryan Mei, Claire Zhu, Xiaozhou Qian