Patent ID: 7015972

Claim:
A device for the synchronization of broadcast audiovisual programs and of complementary information, comprising: a picture and/or sound detection set, capable of extracting at least one semantic element from the content of said audiovisual programs currently being broadcast, a recognition unit for recognizing said semantic elements, which is linked to the detection set and to at least one program guide, said guide comprising for at least one broadcasting channel, respectively at least one chronologically ordered list of information sets respectively associated with audiovisual programs intended to be broadcast on said channel, said recognition unit being capable of selecting for each of said audiovisual programs currently being broadcast on one of said channels, corresponding to one of said ordered lists, the one of said information sets which is most probably correlated with said semantic elements obtained in respect of said audiovisual program, and said recognition unit being intended to perform a prior learning enabling said recognition unit to select said appropriate information sets on the basis of said semantic elements, by means of learning materials comprising semantic elements and associated information, and a synthesis block capable of synchronizing the audiovisual programs currently being broadcast with the selected information sets.