Patents by Inventor Francesco Filippini

Francesco Filippini 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).

  • Embedding interactive data into an audiovisual content by watermarking
    Patent number: 8542868
    Abstract: A method for referencing and interconnecting contents, applications and metadata to an audiovisual content is described, especially for iTV of for distribution on DVD, which comprises the step of inserting a digital watermark into the audiovisual content during an audiovisual content encoding step, the digital watermark being possibly used for allowing a user to reproduce or exploit additional contents supplementing those provided by the audiovisual content, wherein the digital watermark is inserted into the audiovisual content as data frame with header and body by subdividing it into a plurality of consecutive ‘I’ frames and forcing the parity of LSBs of mid-frequency providing an auxiliary watermark channel, e.g. in an MPEG2 transport stream.
    Type: Grant
    Filed: December 17, 2008
    Date of Patent: September 24, 2013
    Assignees: CSP—Innovazione Nelle ICT Scarl, Universita' Degli Studi di Firenze, S.I.SV.EL. S.p.A. Societa' Italiana per Lo Sviluppo Dell'Elettronica
    Inventors: Giovanni Ballocca, Roberto Borri, Roberto Caldelli, Rudy Becarelli, Francesco Filippini
  • EMBEDDING INTERACTIVE DATA INTO AN AUDIOVISUAL CONTENT BY WATERMARKING
    Publication number: 20110019870
    Abstract: A method for referencing and interconnecting contents, applications and metadata to an audiovisual content is described, especially for iTV of for distribution on DVD, which comprises the step of inserting a digital watermark into the audiovisual content during an audiovisual content encoding step, the digital watermark being possibly used for allowing a user to reproduce or exploit additional contents supplementing those provided by the audiovisual content, wherein the digital watermark is inserted into the audiovisual content as data frame with header and body by subdividing it into a plurality of consecutive ‘I’ frames and forcing the parity of LSBs of mid-frequency providing an auxiliary watermark channel, e.g. in an MPEG2 transport stream.
    Type: Application
    Filed: December 17, 2008
    Publication date: January 27, 2011
    Applicants: CSP - INNOVAZIONE NELLE ICT SCARL, UNIVERSITA' DEGLI STUDI DI FIRENZE, S.I.SV.EL. S.PA. SOCIETA' ITALIANA PER LO SVILUPPO DELL'ELETTRONICA
    Inventors: Giovanni Ballocca, Roberto Borri, Roberto Caldelli, Rudy Becarelli, Francesco Filippini