An interactive television broadcast

Details An interactive television broadcast An interactive television broadcast

H - Electricity

04

N

H04N 5/225 (2006.01)

Patent

CA 2693291

In the method for providing an interactive television broadcast, an area of interest (9) in a television picture (8), corresponding to an object of interest (2) shown in the picture and intended to be associated with interactivity, is determined by means of a marking surface (6) arranged in a particular location relative to the object of interest and differing from the marking surface surroundings on the basis of the radiation from it, the marking surface being detected by a detector (7) sensitive to said radiation.

L'invention concerne un procédé pour fournir une émission de télévision interactive, dans lequel une zone d'intérêt (9) dans une image de télévision (8), correspondant à un objet d'intérêt (2) représenté dans l'image et destiné à être associé à l'interactivité, est déterminée au moyen d'une surface de repérage (6) agencée dans une position particulière par rapport à l'objet d'intérêt et différente de l'environnement de la surface de repérage en termes du rayonnement émis, la surface de repérage étant détectée par un détecteur (7) sensible audit rayonnement.

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