Patents by Inventor Carlos A. Berenstein

Carlos A. Berenstein 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).

  • Denoising mechanism for speech signals using embedded thresholds and an analysis dictionary
    Patent number: 7424463
    Abstract: A denoising mechanism uses chosen signal classes and selected analysis dictionaries. The chosen signal class includes a collection of signals. The analysis dictionaries describe signals. The embedding threshold value is initially determined for a training set of signals in the chosen signal class. The update signal is initialized with a signal corrupted by noise.
    Type: Grant
    Filed: April 15, 2005
    Date of Patent: September 9, 2008
    Assignees: George Mason Intellectual Properties, Inc., University of Maryland
    Inventors: Domenico Napoletani, Carlos A. Berenstein, Timothy Sauer, Daniele C. Struppa, David Walnut