Patents by Inventor Wayne Leslie Horsfall

Wayne Leslie Horsfall 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).

  • Demodulation of FM audio carrier
    Patent number: 6160444
    Abstract: A method of demodulating an FM carrier wave and an FM demodulation circuit are described which use a phase locked loop. The phase locked loop is tuned to a selected carrier wave frequency including the step of selecting a setting of the variable gain circuit in the phase locked loop to select desired loop gain.
    Type: Grant
    Filed: April 29, 1997
    Date of Patent: December 12, 2000
    Assignee: STMicroelectronics of the United Kingdom
    Inventors: Wayne Leslie Horsfall, Gary Shipton