Patents by Inventor William Vincent Oxford

William Vincent Oxford 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).

  • Method and apparatus for amplifying and attenuating digital audio
    Patent number: 6405092
    Abstract: An apparatus for controlling audio signals having pulse code modulation (PCM) data and methods of operating the same result in efficient modulation of the audio signals. The apparatus for controlling audio signals comprises a PCM data input register configured to store the PCM data. A shift register is coupled to the PCM data input register configured to serially shift the PCM data. A PCM data output register is coupled to the shift register configured to store modified PCM data. An audio magnitude controller is coupled to the shift register configured to control serial shifting of the shift register to provide the modified PCM data.
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: June 11, 2002
    Inventor: William Vincent Oxford