Hybrid recordable optical record carrier

G - Physics – 11 – B

Patent

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Details

G11B 7/007 (2006.01) G11B 7/24 (2006.01)

Patent

CA 2533562

The present invention relates to a recordable optical record carrier which can be used to make a back-up of the full content of a SA-CD disc. The proposed record, carrier comprises: a first transparent substrate layer (1), a first semi-transparent recordable information layer (2) including an organic dye material having a high data storage capacity, a second transparent substrate layer (4), a second recordable information layer (5) including an organic dye material havingl,a lower data storage capacity than said first information layer (2), and a cover layer (6).

La présente invention se rapporte à un support d'enregistrement optique enregistrable pouvant être utilisé pour effectuer une copie de sauvegarde de l'ensemble du contenu d'un disque CD super-audio. Ce support d'enregistrement comporte une première couche transparente formant un substrat (1), une première couche d'informations enregistrable semi-transparente (2) comprenant une matière colorante organique présentant une capacité de stockage de données élevée, une deuxième couche transparente formant un substrat (4), une deuxième couche d'informations enregistrable (5) comportant une matière colorante organique d'une capacité de stockage de données inférieure à celle de la première couche d'informations (2) et une couche de couverture (6).

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