Patents by Inventor Patrick Cardnal

Patrick Cardnal 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).

  • Content based audio copy detection
    Patent number: 8831760
    Abstract: A method for performing audio copy detection, comprising, providing a query audio data, the query audio data having a succession of frames and also providing a plurality of test audio data units, each test audio data unit including a succession of frames. For each test audio data unit the method generates a test fingerprint set. The generation of the test fingerprint test including computing similarity measurements between at least one frame of the test audio data and a plurality of frames of the query audio data. A test audio data unit is then selected as a match for the query audio data at least in part on the basis of the fingerprint sets.
    Type: Grant
    Filed: October 1, 2010
    Date of Patent: September 9, 2014
    Assignee: (CRIM) Centre de Recherche Informatique de Montreal
    Inventors: Vishwa Gupta, Gilles Boulianne, Patrick Cardnal
  • CONTENT BASED AUDIO COPY DETECTION
    Publication number: 20110082877
    Abstract: A method for performing audio copy detection, comprising, providing a query audio data, the query audio data having a succession of frames and also providing a plurality of test audio data units, each test audio data unit including a succession of frames. For each test audio data unit the method generates a test fingerprint set. The generation of the test fingerprint test including computing similarity measurements between at least one frame of the test audio data and a plurality of frames of the query audio data. A test audio data unit is then selected as a match for the query audio data at least in part on the basis of the fingerprint sets.
    Type: Application
    Filed: October 1, 2010
    Publication date: April 7, 2011
    Applicant: CRIM Centre de Recherche Informatique de Montreal
    Inventors: Vishwa Gupta, Gilles Boulianne, Patrick Cardnal