Patents by Inventor Jose Juan Garcia-Hernandez

Jose Juan Garcia-Hernandez 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).

  • Video watermarking method resistant to temporal desynchronization attacks
    Patent number: 9087377
    Abstract: A video watermarking method resistant to temporal desynchronization attacks, of the type that comprises a watermark embedding, an attack stage and a watermark detection stage wherein during the watermarking embedding stage, the same watermark is hidden in a number of frames given by the mutual information between them; a temporal redundancy control is modified to hide a watermark in each possible I-frame; and during the watermark detection stage, the watermark extractor takes all the frames watermarked with the same key to extract its characteristics.
    Type: Grant
    Filed: July 19, 2011
    Date of Patent: July 21, 2015
    Assignee: INSTITUTO NACIONAL DE ASTROFISICA, OPTICA Y ELECTRONICA
    Inventors: Pedro Aaron Hernandez-Avalos, Claudia Feregrino-Uribe, Rene Cumplido-Parra, Jose Juan Garcia-Hernandez
  • VIDEO WATERMARKING METHOD RESISTANT TO TEMPORAL DESYNCHRONIZATION ATTACKS
    Publication number: 20130094692
    Abstract: A video watermarking method resistant to temporal desynchronization attacks, of the type that comprises a watermark embedding, an attack stage and a watermark detection stage wherein during the watermarking embedding stage, the same watermark is hidden in a number of frames given by the mutual information between them; a temporal redundancy control is modified to hide a watermark in each possible I-frame; and during the watermark detection stage, the watermark extractor takes all the frames watermarked with the same key to extract its characteristics.
    Type: Application
    Filed: July 19, 2011
    Publication date: April 18, 2013
    Inventors: Pedro Aaron Hernandez-Avalos, Claudia Feregrino-Uribe, Rene Cumplido-Parra, Jose Juan Garcia-Hernandez