Patents by Inventor Arthur L. Daniel

Arthur L. Daniel 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).

  • Apparatus and method for reproducing an audio signal
    Patent number: 9210799
    Abstract: There is provided an electronic device having an audio system for reproducing audio signals. An exemplary electronic device has an analog region and a separate and non-overlapping digital region. The electronic device comprises an analog ground plane disposed within the analog region and a digital ground plane disposed within the digital region. Digital circuitry is disposed opposite the digital ground plane, wherein digital signals are routed on or over the digital ground plane. Analog circuitry is disposed opposite the analog ground plane, wherein analog signals are routed on or over the analog ground plane. At least one audio output channel disposed opposite the analog ground plane.
    Type: Grant
    Filed: September 17, 2009
    Date of Patent: December 8, 2015
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David Gough, Arthur L. Daniel, Kevin L. Massaro
  • APPARATUS AND METHOD FOR REPRODUCING AN AUDIO SIGNAL
    Publication number: 20120016504
    Abstract: There is provided an electronic device having an audio system for reproducing audio signals. An exemplary electronic device has an analog region and a separate and non-overlapping digital region. The electronic device comprises an analog ground plane disposed within the analog region and a digital ground plane disposed within the digital region. Digital circuitry is disposed opposite the digital ground plane, wherein digital signals are routed on or over the digital ground plane. Analog circuitry is disposed opposite the analog ground plane, wherein analog signals are routed on or over the analog ground plane. At least one audio output channel disposed opposite the analog ground plane.
    Type: Application
    Filed: September 17, 2009
    Publication date: January 19, 2012
    Inventors: David Gough, Arthur L. Daniel, Kevin L. Massaro