Patents by Inventor Man-Kee Kim

Man-Kee Kim 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).

  • Bootstrap circuitry for an IGBT
    Patent number: 9209793
    Abstract: A bootstrap circuit provides a gate-emitter voltage to the high-side IGBT of a half-bridge IGBT arrangement. The bootstrap circuit includes a buck-boost circuit for providing a negative gate-emitter voltage for turning the high-side IGBT off.
    Type: Grant
    Filed: February 17, 2012
    Date of Patent: December 8, 2015
    Assignee: Infineon Technologies Austria AG
    Inventors: Jong-Mu Lee, Man-Kee Kim
  • Bootstrap Circuitry for an IGBT
    Publication number: 20130214757
    Abstract: A bootstrap circuit provides a gate-emitter voltage to the high-side IGBT of a half-bridge IGBT arrangement. The bootstrap circuit includes a buck-boost circuit for providing a negative gate-emitter voltage for turning the high-side IGBT off.
    Type: Application
    Filed: February 17, 2012
    Publication date: August 22, 2013
    Applicant: INFINEON TECHNOLOGIES AUSTRIA AG
    Inventors: Jong-Mu Lee, Man-Kee Kim