Patents by Inventor Maurice Berdah

Maurice Berdah 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).

  • Management of badge access to different zones
    Patent number: 7969285
    Abstract: A method executed in a badge, a badge reader, and a server for controlling access to different zones. The badge obtains from the badge reader an invitation to request access to a zone Zout. The badge ascertains that the badge is authorized to access the zone Zout. The badge has a current badge identifier ID. The badge retrieves a zone-associated badge identifier IDout associated with the zone Zout. The badge issues to the badge reader a request for access to the zone Zout. The request includes: the current badge identifier ID, the zone-associated badge identifier IDout; and a current badge key K. The badge receives from the badge reader either an authorization to access the zone Zout during a specified period of time Tout or a refusal to grant access to the zone Zout. The server implements the distribution of keys used by the badge reader and badge.
    Type: Grant
    Filed: September 19, 2006
    Date of Patent: June 28, 2011
    Assignee: International Business Machines Corporation
    Inventors: Frederic Bauchot, Maurice Berdah, Gerard Marmigere
  • Management of badge access to different zones
    Publication number: 20070096868
    Abstract: A method executed in a badge, a badge reader, and a server for controlling access to different zones. The badge obtains from the badge reader an invitation to request access to a zone Zout. The badge ascertains that the badge is authorized to access the zone Zout. The badge has a current badge identifier ID. The badge retrieves a zone-associated badge identifier IDout associated with the zone Zout. The badge issues to the badge reader a request for access to the zone Zout. The request includes: the current badge identifier ID, the zone-associated badge identifier IDout; and a current badge key K. The badge receives from the badge reader either an authorization to access the zone Zout during a specified period of time Tout or a refusal to grant access to the zone Zout. The server implements the distribution of keys used by the badge reader and badge.
    Type: Application
    Filed: September 19, 2006
    Publication date: May 3, 2007
    Applicant: International Business Machines Corporation
    Inventors: Frederic Bauchot, Maurice Berdah, Gerard Marmigere