Patents by Inventor Isabelle Marchal

Isabelle Marchal 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).

  • Visibility data compression/decompression method, compression system and decoder
    Patent number: 8131089
    Abstract: Non-adjacent rows (i) in the visibility matrix (Msr) that have a large number of common elements are automatically detected (E7) and any such detected rows are permutated to put the lines detected as having a large number of common elements into sequence to form a modified visibility matrix (M?sr), and digital image coding is applied (E8) to the Boolean elements of the modified visibility matrix (M?sr).
    Type: Grant
    Filed: August 19, 2005
    Date of Patent: March 6, 2012
    Assignee: France Telecom
    Inventors: Isabelle Marchal, Christian Bouville, Loïc Bouget
  • Visibility Data Compression/Decompression Method, Compression System and Decoder
    Publication number: 20070258650
    Abstract: Non-adjacent rows (i) in the visibility matrix (Msr) that have a large number of common elements are automatically detected (E7) and any such detected rows are permutated to put the lines detected as having a large number of common elements into sequence to form a modified visibility matrix (M?sr), and digital image coding is applied (E8) to the Boolean elements of the modified visibility matrix (M?sr).
    Type: Application
    Filed: August 19, 2005
    Publication date: November 8, 2007
    Applicant: France Telecom
    Inventors: Isabelle Marchal, Christian Bouville, Loic Bouget