Patents by Inventor Janosch Marquart

Janosch Marquart 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).

  • Ballast for lighting means
    Patent number: 10057950
    Abstract: The invention relates to a ballast (101) for lighting means, comprising an actively switched power factor correction stage (102), which is implemented in a Totem Pole boost topology, comprising a control circuit (103), which issues control signals for driving switches of the PFC stage (102), wherein the control circuit (103) is on a floating potential and galvanically isolated from a ground potential of the ballast (101).
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: August 21, 2018
    Assignee: TRIDONIC GMBH & CO KG
    Inventors: Frank Lochmann, Markus Mayrhofer, Janosch Marquart, Simon Nigsch
  • BALLAST FOR LIGHTING MEANS
    Publication number: 20180027620
    Abstract: The invention relates to a ballast (101) for lighting means, comprising an actively switched power factor correction stage (102), which is implemented in a Totem Pole boost topology, comprising a control circuit (103), which issues control signals for driving switches of the PFC stage (102), wherein the control circuit (103) is on a floating potential and galvanically isolated from a ground potential of the ballast (101).
    Type: Application
    Filed: April 12, 2016
    Publication date: January 25, 2018
    Applicant: TRIDONIC GMBH & CO KG
    Inventors: Frank Lochmann, Markus Mayrhofer, Janosch Marquart, Simon Nigsch