Information carrier with improved file structure, apparatus...

G - Physics – 11 – B

Patent

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Details

G11B 27/10 (2006.01) G11B 27/034 (2006.01) G11B 27/32 (2006.01) G11B 27/34 (2006.01)

Patent

CA 2579125

The invention relates to an information carrier which is adapted to record and play back digital video information, wherein the information carrier comprises stream files containing video information and content files containing information relating to the contents of the stream files, and wherein the information required to display a table of contents of the stream files is contained in a single content file. This information carrier allows a rapid presentation of a table of contents of the information carrier because only a single file has to be accessed to read the required information. The invention is particularly but not exclusively applicable to Blu-ray discs. The invention also relates to a recording apparatus adapted to update said file, a playback apparatus adapted to read out said file and methods executed by such apparatuses.

L'invention concerne un support d'information adapté pour enregistrer et lire des informations vidéo numériques. Ledit support d'information comprend des fichiers en continu contenant des informations vidéo et des fichiers de contenu contenant des informations associées au contenu des fichiers de contenu, les informations nécessaires pour afficher l'index des fichiers de contenu étant contenues dans un seul fichier de contenu. Le support d'information de l'invention permet une présentation rapide de son contenu étant donné qu'un seul fichier doit être ouvert pour lire les informations nécessaires. L'invention s'applique en particulier, mais pas exclusivement, aux disques Blu-ray. L'invention concerne également un appareil d'enregistrement adapté pour mettre à jour ledit fichier, un appareil de lecture adapté pour lire ledit fichier, et des procédés mis en oeuvre à l'aide desdits appareils.

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