Audio-visual presentation system

H - Electricity – 04 – N

Patent

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Details

H04N 5/265 (2006.01) H04H 60/04 (2009.01) G07F 17/30 (2006.01) H04N 7/50 (2006.01) H04N 11/06 (2006.01) H04N 7/173 (2006.01) H04N 7/58 (2006.01)

Patent

CA 2163239

The invention relates to a system for giving an audio-visual presentation consisting of a basic part (d1) and at least a complementary part (d2), such as a video film. The system comprises different storage media (s1, s2) for storing the basic part (d1) and the complementary part (d2) and merging means (1) for merging the basic part (d1) with the complementary part (d2) into the audio-visual presentation. The complementary part (d2) is intended for enhancing the audio-visual presentation quality that can be achieved with the basic part (d1). A provider may provide a basic part (d1) free of charge on a CD-i disc, after which the user is to pay for the complementary part (d2) which may be transmitted to him via a telephone line (t1) from a databank (7).

Système de présentation audiovisuelle comprenant une partie de base (d1) et au moins une partie complémentaire (d2), comme un film vidéo. Ce système comprend différents supports mémoire (s1, s2) permettant de stocker la partie de base (d1) et la partie complémentaire (d2) et un dispositif de fusion (1) permettant de réaliser la fusion de la partie de base (d1) et de la partie complémentaire (d2) pour obtenir une présentation audiovisuelle. La partie complémentaire (d2) a pour but d'améliorer la qualité de présentation audiovisuelle pouvant être obtenue à l'aide de la partie de base (d1). Un prestataire peut fournir une partie de base (d1) gratuitement sur un disque CD-i, après quoi l'utilisateur doit payer pour obtenir la partie complémentaire (d2), qui peut lui être communiquée par liaison téléphonique (t1) à partir d'une banque de données (7).

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