Patents by Inventor Peter William Hardcastle

Peter William Hardcastle 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).

  • Patent number: 7944951
    Abstract: A broadband switched multiplexer comprising an input broadband demultiplexer (2) comprising a broadband input port (4) for receiving an input broadband signal and at least one output port (5) having a passband; an output broadband multiplexer (3) comprising at least two input ports (6) and a broadband output port (7), each input port having a different passband, each input port passband overlapping a different portion of the demultiplexer output port passband; the demultiplexer output port being in electrical communication with the multiplexer input ports by signal paths (8), each signal path having a switch (13) for opening and closing the path therein.
    Type: Grant
    Filed: June 7, 2007
    Date of Patent: May 17, 2011
    Assignee: Teledyne Defence Ltd.
    Inventor: Peter William Hardcastle
  • Publication number: 20100166000
    Abstract: A broadband switched multiplexer comprising an input broadband demultiplexer (2) comprising a broadband input port (4) for receiving an input broadband signal and at least one output port (5) having a passband; an output broadband multiplexer (3) comprising at least two input ports (6) and a broadband output port (7), each input port having a different passband, each input port passband overlapping a different portion of the demultiplexer output port passband; the demultiplexer output port being in electrical communication with the multiplexer input ports by signal paths (8), each signal path having a switch (13) for opening and closing the path therein.
    Type: Application
    Filed: June 7, 2007
    Publication date: July 1, 2010
    Inventor: Peter William Hardcastle