Patents by Inventor Peter T. Doggart

Peter T. Doggart 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).

  • System and method for the management of power supplied over data lines
    Patent number: 7155622
    Abstract: A system for providing power over data lines, particularly Ethernet data lines, comprises a network switch including a multiplicity of ports each of which is capable of supplying power in addition to data packets, a controllable power source which is coupled to said ports for supplying power thereto and a processor which is coupled to control the supply of power by the power source. The processor is programmed to guarantee the supply of power to selected ports and to allow or inhibit the supply of power to ports other than the selected ports, having regard to a specified limit on the supply of power by the controllable power source and the total guaranteed power to the selected ports.
    Type: Grant
    Filed: May 15, 2003
    Date of Patent: December 26, 2006
    Assignee: 3Com Corporation
    Inventors: Steven K. J. Mancey, Paul J. Moran, William G. Roose, Peter T. Doggart, Nigel S. Garbett
  • System and method for the management of power supplied over data lines
    Publication number: 20040230846
    Abstract: A system for providing power over data lines, particularly Ethernet data lines, comprises a network switch including a multiplicity of ports each of which is capable of supplying power in addition to data packets, a controllable power source which is coupled to said ports for supplying power thereto and a processor which is coupled to control the supply of power by the power source. The processor is programmed to guarantee the supply of power to selected ports and to allow or inhibit the supply of power to ports other than the selected ports, having regard to a specified limit on the supply of power by the controllable power source and the total guaranteed power to the selected ports.
    Type: Application
    Filed: November 14, 2003
    Publication date: November 18, 2004
    Inventors: Steven K J Mancey, Paul J Moran, William G Roose, Peter T Doggart, Nigel s Garbett