Patents by Inventor Paul E. Graf

Paul E. Graf 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).

  • Broadcast audience surveillance using intercepted audio
    Patent number: 6999715
    Abstract: Calls made from mobile or cellular telephones may contain audio signals from broadcasts audible to the caller. Thus, a call made into a call center, perhaps to gain valuable information, such as traffic conditions, may be analyzed at the center to determine the source of the broadcast. This invention takes advantage of the existing communications infrastructure and provides for rapid and statistically improved estimation of listenership.
    Type: Grant
    Filed: December 10, 2001
    Date of Patent: February 14, 2006
    Inventors: Gary Alan Hayter, Paul E. Graf, Alan Alexander Burns
  • Broadcast audience surveillance using intercepted audio
    Publication number: 20020072325
    Abstract: Calls made from mobile or cellular telephones may contain audio signals from broadcasts audible to the caller. Thus, a call made into a call center, perhaps to gain valuable information, such as traffic conditions, may be analyzed at the center to determine the source of the broadcast. This invention takes advantage of the existing communications infrastructure and provides for rapid and statistically improved estimation of listenership.
    Type: Application
    Filed: December 10, 2001
    Publication date: June 13, 2002
    Inventors: Gary Alan Hayter, Paul E. Graf, Alan Alexander Burns