Patents by Inventor Johan Mathijs Ditmar

Johan Mathijs Ditmar 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).

  • Method and device for storing and matching arbitrary wide expressions to content addressable memories
    Patent number: 7054996
    Abstract: The present invention relates to a method for storing arbitrarily wide expressions (31) in a set of Content Addressable Memory (CAMs) elements (33) where each CAM element is of lesser width than the expression (31). The CAM element may be a physical CAM or part of a physical CAM. The invention also relates to a method for searching wide expressions in such sets of CAM elements (33). The invention further relates to a device and a computer program for performing the method.
    Type: Grant
    Filed: April 3, 2001
    Date of Patent: May 30, 2006
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Kjell Gunnar Torkelsson, Johan Mathijs Ditmar, Lars-Örjan Kling, Håkan Otto Ahl
  • Method and device for storing and matching arbitrary wide expressions to content addressable memories
    Publication number: 20040111556
    Abstract: The present invention relates to a method for storing arbitrarily wide expressions (31) in a set of Content Addressable Memory (CAMs) elements (33) where each CAM element is of lesser width than the expression (31). The CAM element may be a physical CAM or part of a physical CAM. The invention also relates to a method for searching wide expressions in such sets of CAM elements (33). The invention further relates to a device and a computer program for performing the method.
    Type: Application
    Filed: October 1, 2003
    Publication date: June 10, 2004
    Inventors: Kjell Gunnar Torkelsson, Johan Mathijs Ditmar, Lars-Orjan Kling, Hakan Otto Ahl