Patents by Inventor Andreas Speinle

Andreas Speinle 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).

  • Switch device for an electric motor, control device and steering system
    Patent number: 10461665
    Abstract: A switch device for an electric motor includes at least one half-bridge having two semiconductor switches to energize at least one phase of the electric motor on demand. The switch device further includes a drive device assigned to the semiconductor switches and configured to actuate the semiconductor switches in accordance with an activation signal. The driver device includes an oscillator to generate an operating clock frequency, an apparatus to receive a synchronization signal, and a device to adjust the operating clock frequency in accordance with the synchronization signal.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: October 29, 2019
    Assignee: Robert Bosch GmbH
    Inventors: Stefan Walz, Andreas Speinle, Markus Weber, Sylvia Wiedemann, Panagiotis Kosioris, Dirk Lamprecht, Alexander Krautstrunk
  • Switch Device for an Electric Motor, Control Device and Steering System
    Publication number: 20190103818
    Abstract: A switch device for an electric motor includes at least one half-bridge having two semiconductor switches to energize at least one phase of the electric motor on demand. The switch device further includes a drive device assigned to the semiconductor switches and configured to actuate the semiconductor switches in accordance with an activation signal. The driver device includes an oscillator to generate an operating clock frequency, an apparatus to receive a synchronization signal, and a device to adjust the operating clock frequency in accordance with the synchronization signal.
    Type: Application
    Filed: February 15, 2017
    Publication date: April 4, 2019
    Inventors: Stefan Walz, Andreas Speinle, Markus Weber, Sylvia Wiedemann, Panagiotis Kosioris, Dirk Lamprecht, Alexander Krautstrunk