Patents by Inventor Stephanus P. Straetemans

Stephanus P. Straetemans 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).

  • Circuit, audio system and method for processing signals, and a harmonics generator
    Patent number: 6111960
    Abstract: A circuit, audio system and method are presented for processing an audio signal, in which a frequency band is selected, harmonics are generated from the selected signal by a harmonics generator, wherein the harmonics are scaled by a level detected in at least a part of the spectrum of the audio signal related to the selected frequency band. Furthermore, a harmonic generator is presented for generating arbitrary harmonics of an input signal.
    Type: Grant
    Filed: May 5, 1997
    Date of Patent: August 29, 2000
    Assignee: U.S. Philips Corporation
    Inventors: Ronaldus M. Aarts, Stephanus P. Straetemans
  • Circuit, audio system and method for processing signals, and a harmonics generator
    Patent number: RE38822
    Abstract: A circuit, audio system and method are presented for processing an audio signal, in which a frequency band is selected, harmonics are generated from the selected signal by a harmonics generator, wherein the harmonics are scaled by a level detected in at least a part of the spectrum of the audio signal related to the selected frequency band. Furthermore, a harmonic generator is presented for generating arbitrary harmonics of an input signal.
    Type: Grant
    Filed: December 6, 2001
    Date of Patent: October 11, 2005
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Ronaldus M. Aarts, Stephanus P. Straetemans