Patents by Inventor SHUANGPING HU

SHUANGPING HU 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).

  • UPS circuit
    Patent number: 10411502
    Abstract: A UPS circuit, comprising a low frequency transformer (TX) and a battery (B), the low frequency transformer (TX) comprising a primary side winding, and a secondary side winding connected to the battery (B); the primary side winding is connected to a municipal power loop via a switching device (SW), and the switching device (SW) can operate in a chopping mode.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: September 10, 2019
    Assignee: Eaton Intelligent Power Limited
    Inventors: Shuangping Hu, Huoyuan Cai, Yun Ma
  • UPS CIRCUIT
    Publication number: 20170012465
    Abstract: A UPS circuit, comprising a low frequency transformer (TX) and a battery (B), the low frequency transformer (TX) comprising a primary side winding, and a secondary side winding connected to the battery (B); the primary side winding is connected to a municipal power loop via a switching device (SW), and the switching device (SW) can operate in a chopping mode.
    Type: Application
    Filed: January 23, 2015
    Publication date: January 12, 2017
    Inventors: SHUANGPING HU, HUOYUAN CAI, YUN MA