Patents by Inventor Marten Petschke

Marten Petschke 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).

  • Circuit arrangement that functions as an interface between a SIM card and GSM modem
    Patent number: 7627345
    Abstract: The present disclosure relates to a circuit arrangement and a method for defining the signal direction in a data line between the interfaces of a SIM card and a GSM modem, without a control signal for the direction of data and without remote access. According to the disclosure, the transmission direction of the data signals is detected and as a result only one direction is permitted for the transmission, whilst detection in the opposite direction is simultaneously blocked.
    Type: Grant
    Filed: September 9, 2003
    Date of Patent: December 1, 2009
    Assignee: Cinterion Wireless Modules GmbH
    Inventors: Hans-Jürgen Neuhaus, Marten Petschke
  • Circuit arrangement that functions as an interface between a sim card and gsm modem
    Publication number: 20070026892
    Abstract: The present disclosure relates to a circuit arrangement and a method for defining the signal direction in a data line between the interfaces of a SIM card and a GSM modem, without a control signal for the direction of data and without remote access. According to the disclosure, the transmission direction of the data signals is detected and as a result only one direction is permitted for the transmission, whilst detection in the opposite direction is simultaneously blocked.
    Type: Application
    Filed: September 9, 2003
    Publication date: February 1, 2007
    Inventors: Hans-Jurgen Neuhaus, Marten Petschke