Patents by Inventor Craig Weggel

Craig Weggel 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).

  • Active LC filtering damping circuit with galvanic isolation
    Publication number: 20060186963
    Abstract: Active damping of voltage across a LC output filter includes providing a feedback signal from a feedback circuit in relation to operation substantially at a resonant frequency of the LC circuit.
    Type: Application
    Filed: November 23, 2005
    Publication date: August 24, 2006
    Inventors: Craig Weggel, Donald Yost, James Detweiler
  • Prevention of integrator wind-up in PI type controllers
    Publication number: 20060190100
    Abstract: A control system having an integrator component that provides an integrator output signal used to control a load, and a method controlling the same includes conditioning the integrator component during a fraction of the period in which it would tend to otherwise wind-up.
    Type: Application
    Filed: November 23, 2005
    Publication date: August 24, 2006
    Inventor: Craig Weggel