Patents by Inventor Renaud Ambroise

Renaud Ambroise 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).

  • Method and device for display stream compression
    Patent number: 9332258
    Abstract: A method and a device compress a display stream wherein coefficients are grouped, for each group, the greatest coded line index (GCLI) is determined and only the GCLI lowest weight bits of the coefficients are copied into the output stream together with the value of the GCLI. The method and device provide a good compression efficiency together with a simple hardware.
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: May 3, 2016
    Assignee: intoPIX SA
    Inventors: Pascal Pellegrin, Renaud Ambroise, Charles Buysschaert, Gaël Rouvroy
  • METHOD AND DEVICE FOR DISPLAY STREAM COMPRESSION
    Publication number: 20140247999
    Abstract: A method and a device compress a display stream wherein coefficients are grouped, for each group, the greatest coded line index (GCLI) is determined and only the GCLI lowest weight bits of the coefficients are copied into the output stream together with the value of the GCLI. The method and device provide a good compression efficiency together with a simple hardware.
    Type: Application
    Filed: February 28, 2014
    Publication date: September 4, 2014
    Applicant: intoPIX SA
    Inventors: Pascal Pellegrin, Renaud Ambroise, Charles Buysschaert, Gaël Rouvroy