Patents by Inventor Patrick Chany

Patrick Chany 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).

  • System for the digital processing of an acoustic or electrical signal, and telephone set provided with such a processing system
    Publication number: 20060204020
    Abstract: The system for digitally processing an acoustic signal is arranged in a telephone set provided with a loudspeaker and a microphone, between the loudspeaker and the microphone. The system has an automatic gain control circuit associated with an echo cancellation device. It also comprises calculation means which are configured to apply a transfer function of the automatic gain control means to the echo cancellation device input, so that the signal from the microphone and the signal for the loudspeaker are each manipulated by a function comprising the same term, corresponding to the transfer function of the automatic gain control means.
    Type: Application
    Filed: April 27, 2004
    Publication date: September 14, 2006
    Inventors: Grégoire Le Tourneur, Patrick Chany