Patents by Inventor Xinhuang DUN

Xinhuang DUN 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: 20250088108
    Abstract: A converter includes a chopper circuit, including a first resistor and a power switch connected in series; a current detection circuit, including: a first capacitor and an isolation circuit, where an input end of the isolation circuit is connected in series with the first capacitor, an input end of the current detection circuit is connected in parallel to one of the first resistor or the power switch, and the current detection circuit detects a direction of a current flowing through the first capacitor and outputs a current detection signal; a signal conditioning circuit, electrically connected to an output end of the current detection circuit, receiving the current detection signal and outputting a chopper circuit operating state signal; and a controller, electrically connected to the signal conditioning circuit, receiving the chopper circuit operating state signal and determining whether the chopper circuit is in a turned-on state or a turned-off state.
    Type: Application
    Filed: July 15, 2024
    Publication date: March 13, 2025
    Applicant: Delta Electronics (Shanghai) CO., LTD.
    Inventors: Xinhuang DUN, Jianfei ZHENG, Xiang LUO, Yang LIU, Teng LIU