Patents by Inventor Tzvi Tabakman

Tzvi Tabakman 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).

  • Communication management system
    Patent number: 7058802
    Abstract: A communication session management method for providing a transmission service having a plurality of service-levels, each service-level being associated with a separate quality-of-service (QOS), the method including preparing data for transmission at one of the plurality of service-levels by uniquely associating a service-level encryption key with the one of the plurality of service-levels, encrypting the data with the service-level encryption key to form encrypted data uniquely associated with the one of the plurality of service-levels, and transmitting the encrypted data uniquely associated with the one of the plurality of service-levels to users entitled to the one of the plurality of service-levels.
    Type: Grant
    Filed: November 22, 2000
    Date of Patent: June 6, 2006
    Assignee: NDS, Ltd.
    Inventors: Steve Epstein, Tzvi Tabakman, Steven Simkin