Patents by Inventor Nicholas Roussopoulos

Nicholas Roussopoulos 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).

  • Dwarf cube architecture for reducing storage sizes of multidimensional data
    Patent number: 7133876
    Abstract: The invention relates to data warehouses and the ability to create and maintain data cubes of multi-dimensional data. More specifically, the invention pertains to data cube architectures that permit significant reduction of storage, exhibit very efficient retrieval and provide a very efficient incremental update of the data cubes.
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: November 7, 2006
    Assignee: The University of Maryland College Park
    Inventors: Nicholas Roussopoulos, John Sismanis, Antonios Deligiannakis
  • Dwarf cube architecture for reducing storage sizes of multidimensional data
    Publication number: 20030126143
    Abstract: The invention relates to data warehouses and the ability to create and maintain data cubes of multi-dimensional data. More specifically, the invention pertains to data cube architectures that permit significant reduction of storage, exhibit very efficient retrieval and provide a very efficient incremental update of the data cubes.
    Type: Application
    Filed: May 31, 2002
    Publication date: July 3, 2003
    Inventors: Nicholas Roussopoulos, John Sismanis, Antonios Deligiannakis