Patents by Inventor Achim Rafalczik

Achim Rafalczik 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).

  • Operating Method for a Receiver Unit
    Publication number: 20220021925
    Abstract: A method of operation of a receiver unit for an entertainment system of a vehicle includes providing the receiver unit having a pair of receiving electronics and a controller electronics. The receiving electronics output an entertainment signal to a main unit of the entertainment system. The method includes determining a pre-defined system parameter with the controller electronics and at least partially deactivating one of the receiving electronics based on the pre-defined system parameter.
    Type: Application
    Filed: June 28, 2021
    Publication date: January 20, 2022
    Applicant: Hirschmann Car Communication GmbH
    Inventor: Achim Rafalczik
  • Filtering device for filtering out supply voltage interferences
    Patent number: 6677834
    Abstract: A filtering device for filtering out a supply voltage interference of a voltage source that delivers a supply voltage for an electrical load, in which the filtering device includes a capacitor that establishes a connection between the voltage source and the load to a reference potential, and in which a diode is connected between the voltage source and the capacitor, to which a variable resistor is connected in parallel.
    Type: Grant
    Filed: July 9, 2001
    Date of Patent: January 13, 2004
    Assignee: Robert Bosch GmbH
    Inventors: Achim Rafalczik, Uwe Dombrowsky