Patents by Inventor David Drab

David Drab 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).

  • Quality of service for SIP-based data
    Patent number: 9270614
    Abstract: A method and system for providing Quality of Service (QoS) for Session Initiation Protocol (SIP)-based signaling and traffic are disclosed. The method can facilitate the management of Quality of Service in a Session Initiation Protocol-based communication on a cable network by using a built-in Dynamic Service feature to set up, enforce, modify, and tear down Quality of Service enabled service flows for SIP-based signaling and multimedia traffic over the cable system. The system can include a cable modem that is configured to recognize SIP-based signaling and traffic on a CM/Multimedia Terminal Adapter interface. The disclosed method and system can facilitate the provision of SIP-based services utilizing the inherent features of a cable network.
    Type: Grant
    Filed: July 18, 2007
    Date of Patent: February 23, 2016
    Assignee: Cisco Technology, Inc.
    Inventors: David Drab, Jeffrey White