Patents by Inventor Michael Duelli

Michael Duelli 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).

  • Distributed database system using master server to generate lookup tables for load distribution
    Patent number: 7984183
    Abstract: A state change in a network comprising a master server among a plurality of servers is determined, at the master server, a first lookup table is calculated, said first lookup table indicating respective partitions of a second lookup table distributed among active servers of said plurality of servers, the calculated first lookup table is distributed to each active server, and based on the first lookup table, at the master server, a modified partition of the second lookup table is generated.
    Type: Grant
    Filed: December 17, 2008
    Date of Patent: July 19, 2011
    Assignee: Nokia Siemens Networks Oy
    Inventors: Frank-Uwe Andersen, Michael Duelli, Tobias Hoβfeld, Gerald Neitzert, Simon Oechsner, Wolfgang Scheidl, Phuoc Tran-Gia, Kurt Tutschku
  • LOAD DISTRIBUTION IN DISTRIBUTED DATABASE SYSTEM
    Publication number: 20090157684
    Abstract: A state change in a network comprising a master server among a plurality of servers is determined, at the master server, a first lookup table is calculated, said first lookup table indicating respective partitions of a second lookup table distributed among active servers of said plurality of servers, the calculated first lookup table is distributed to each active server, and based on the first lookup table, at the master server, a modified partition of the second lookup table is generated.
    Type: Application
    Filed: December 17, 2008
    Publication date: June 18, 2009
    Inventors: Frank-Uwe Andersen, Michael Duelli, Tobias Hossfeld, Gerald Neitzert, Simon Oechsner, Wolfgang Scheidl, Phuoc Tran-Gia, Kurt Tutschku