Patents by Inventor Xavier Jacques Lacarelle

Xavier Jacques Lacarelle 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).

  • Systems and methods for improved video comb filtering with dynamic chroma bandwidth control
    Patent number: 7327405
    Abstract: The invention provides improved video comb filtering. One aspect of the invention considers detected motion of an object between a reference signal and a comparison signal in determining whether to comb and if combing is indicate, what portion of each of the signals to use for combing. Another aspect of the invention detects non-coherent combing decisions and eliminates the non-coherency. Yet another aspect of the invention uses luma bandwidth reduction and/or chroma bandwidth reduction in the case of a comb failure.
    Type: Grant
    Filed: April 5, 2004
    Date of Patent: February 5, 2008
    Assignee: QuStream Corporation
    Inventors: Virgil L. Lowe, Xavier Jacques Lacarelle