Patents by Inventor Andrey Derkach

Andrey Derkach 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).

  • Multiple SIM support with single modem software architecture
    Patent number: 9167373
    Abstract: Disclosed are methods, apparatus and computer program products that provide an enhanced multi-SIM wireless communication device. For example, a method includes providing in a wireless communication device a protocol stack software component composed of a first native protocol stack software and a second native protocol stack software each comprising layer 1, layer 2 and layer 3 protocol stack functionality. The first native protocol stack software and the second native protocol stack software are each associated with a respective subscriber identity module and are independent of one another. The method further includes providing in the wireless communication device a common software component that includes protocol stack framework software elements, a hardware arbitration layer and a hardware adaptation layer.
    Type: Grant
    Filed: October 14, 2010
    Date of Patent: October 20, 2015
    Assignee: Nokia Technologies Oy
    Inventors: Andrey Derkach, Sami Jutila, Jari J. Ruohonen, Zoran Stevanovic, Quan Tat
  • Multiple SIM support with single modem software architecture
    Publication number: 20120093075
    Abstract: Disclosed are methods, apparatus and computer program products that provide an enhanced multi-SIM wireless communication device. For example, a method includes providing in a wireless communication device a protocol stack software component composed of a first native protocol stack software and a second native protocol stack software each comprising layer 1, layer 2 and layer 3 protocol stack functionality. The first native protocol stack software and the second native protocol stack software are each associated with a respective subscriber identity module and are independent of one another. The method further includes providing in the wireless communication device a common software component that includes protocol stack framework software elements, a hardware arbitration layer and a hardware adaptation layer.
    Type: Application
    Filed: October 14, 2010
    Publication date: April 19, 2012
    Inventors: Andrey Derkach, Sami Jutila, Jari J. Ruohonen, Zoran Stevanovic, Quan Tat