Patents by Inventor Yifeng Cai

Yifeng Cai 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).

  • Charge pump converter and control method
    Patent number: 10985653
    Abstract: An apparatus includes a first switching device and a second switching device connected in series between a first node and a second node, a first voltage blocking device and a second voltage blocking device connected in series between the first node and a third node, a flying capacitor connected between a common node of the first switching device and the second switching device, and a common node of the first voltage blocking device and the second voltage blocking device, and a controller configured to adjust power losses in the first switching device and the second switching device through controlling charge and discharge processes of the flying capacitor.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: April 20, 2021
    Assignee: Infineon Technologies AG
    Inventor: Yifeng Cai