Patents by Inventor Junjun Huang

Junjun Huang 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).

  • CLASS D AMPLIFIER AND RELATED CHIP AND ELECTRONIC APPARATUS
    Publication number: 20240097627
    Abstract: A class D amplifier is provided, including: a first comparator, configured to generate a first comparison result based on a positive end input signal and a triangular wave; a second comparator, configured to generate a second comparison result based on a negative end input signal and the triangular wave; an exclusive OR gate, configured to generate a first control signal based on the first comparison result and the second comparison result; a first AND gate, configured to generate a positive end PMW output based on the first comparison result and the first control signal; and a second AND gate, configured to generate a negative end PMW output based on the second comparison result and the first control signal; and an output stage, configured to generate the positive end output signal and the negative end output signal correspondingly based on the positive end PMW output and the negative end PMW output.
    Type: Application
    Filed: November 15, 2023
    Publication date: March 21, 2024
    Applicant: SHENZHEN GOODIX TECHNOLOGY CO., LTD.
    Inventors: Kai MAO, Long HUANG, Junjun ZHANG, Yuqing YANG
  • Bottle
    Patent number: D871845
    Type: Grant
    Filed: December 29, 2018
    Date of Patent: January 7, 2020
    Inventor: Junjun Huang