Patents by Inventor Franz Birkner

Franz Birkner 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).

  • ANTENNAS, DEVICES AND SYSTEMS BASED ON METAMATERIAL STRUCTURES
    Publication number: 20100283692
    Abstract: Techniques, apparatus and systems that use one or more composite left and right handed (CRLH) metamaterial structures in processing and handling electromagnetic wave signals. Antenna, antenna arrays and other RF devices can be formed based on CRLH metamaterial structures. The described CRLH metamaterial structures can be used in wireless communication RF front-end and antenna sub-systems.
    Type: Application
    Filed: May 21, 2010
    Publication date: November 11, 2010
    Applicant: RAYSPAN CORPORATION
    Inventors: Maha Achour, Ajay Gummalla, Marin Stoytchev, Franz Birkner
  • Antennas, devices and systems based on metamaterial structures
    Patent number: 7764232
    Abstract: Techniques, apparatus and systems that use one or more composite left and right handed (CRLH) metamaterial structures in processing and handling electromagnetic wave signals. Antenna, antenna arrays and other RF devices can be formed based on CRLH metamaterial structures. The described CRLH metamaterial structures can be used in wireless communication RF front-end and antenna sub-systems.
    Type: Grant
    Filed: April 27, 2007
    Date of Patent: July 27, 2010
    Assignee: Rayspan Corporation
    Inventors: Maha Achour, Ajay Gummalla, Marin Stoytchev, Franz Birkner
  • Antennas, Devices and Systems Based on Metamaterial Structures
    Publication number: 20080258981
    Abstract: Techniques, apparatus and systems that use one or more composite left and right handed (CRLH) metamaterial structures in processing and handling electromagnetic wave signals. Antenna, antenna arrays and other RF devices can be formed based on CRLH metamaterial structures. The described CRLH metamaterial structures can be used in wireless communication RF front-end and antenna sub-systems.
    Type: Application
    Filed: April 27, 2007
    Publication date: October 23, 2008
    Inventors: Maha Achour, Ajay Gummalla, Marin Stoytchev, Franz Birkner