Patents by Inventor Robert Zakrewski

Robert Zakrewski 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).

  • Apparatus and methods for accessing a data network
    Patent number: 9674878
    Abstract: A packet data network gateway, P-GW, is located in a second network for supporting user plane data to terminal devices in a wireless communications system that additionally comprises a first network having a first packet data network gateway, P-GW operably couplable to the P-GW. The P-GW comprises a processor arranged to: check a destination address of received packets from the first P-GW to determine whether the received packets are destined for any of the terminal devices, and in response thereto: extract one or more properties of said received packets if they are destined for any of the terminal devices served with user plane data; or discard said received packets if they are not destined for the terminal device(s).
    Type: Grant
    Filed: January 25, 2016
    Date of Patent: June 6, 2017
    Assignee: General Dynamics C4 Systems, Inc.
    Inventor: Robert Zakrewski
  • Apparatus and Methods for Accessing a Data Network
    Publication number: 20160143067
    Abstract: A packet data network gateway, P-GW, is located in a second network for supporting user plane data to terminal devices in a wireless communications system that additionally comprises a first network having a first packet data network gateway, P-GW operably couplable to the P-GW. The P-GW comprises a processor arranged to: check a destination address of received packets from the first P-GW to determine whether the received packets are destined for any of the terminal devices, and in response thereto: extract one or more properties of said received packets if they are destined for any of the terminal devices served with user plane data; or discard said received packets if they are not destined for the terminal device(s).
    Type: Application
    Filed: January 25, 2016
    Publication date: May 19, 2016
    Inventor: Robert Zakrewski