Patents by Inventor Felix DORBAND

Felix DORBAND 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).

  • Method for controlling operation of an electrical machine
    Patent number: 11888425
    Abstract: Method for controlling operation of an electrical machine, in particular of an electrical machine of a motor vehicle, an operating state of the electrical machine being switched between an active short circuit mode and at least one further operating mode. When switching between the short circuit mode and the at least one further operating mode, a duty factor of an operating signal, in particular of a PWM signal, of the electrical machine is changed in a ramp-shaped manner at least in sections.
    Type: Grant
    Filed: September 9, 2022
    Date of Patent: January 30, 2024
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Felix Dorband, Alfred Tareilus, Hans-Dieter Endres
  • METHOD FOR CONTROLLING OPERATION OF AN ELECTRICAL MACHINE
    Publication number: 20230083579
    Abstract: Method for controlling operation of an electrical machine, in particular of an electrical machine of a motor vehicle, an operating state of the electrical machine being switched between an active short circuit mode and at least one further operating mode. When switching between the short circuit mode and the at least one further operating mode, a duty factor of an operating signal, in particular of a PWM signal, of the electrical machine is changed in a ramp-shaped manner at least in sections.
    Type: Application
    Filed: September 9, 2022
    Publication date: March 16, 2023
    Inventors: Felix DORBAND, Alfred Tareilus, Hans-Dieter Endres