Patents by Inventor Nabil Charkani

Nabil Charkani 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).

  • Device for shaping a signal, notably a speech signal
    Publication number: 20010029445
    Abstract: The invention relates to a device for shaping a signal, notably a speech signal that occupies a certain frequency band and is attenuated at least on a low part of this frequency band. The invention comprises regenerating the low part of the frequency band by filtering, the filter to be used being determined on the basis of the signal to be regenerated, for example, by applying a vector quantizer selection method.
    Type: Application
    Filed: March 12, 2001
    Publication date: October 11, 2001
    Inventor: Nabil Charkani