Disc structure for bit-wise holographic storage

Details Disc structure for bit-wise holographic storage Disc structure for bit-wise holographic storage

G - Physics

11

B

G11B 7/26 (2006.01) G11B 7/0065 (2006.01) G11B 7/007 (2006.01) G11B 7/24 (2006.01)

Patent

CA 2747440

An optical disc for micro-holographic data storage, including: optically- enabled material configured to store holographic data; guide grooves; a first coating disposed on the guide grooves and configured to reflect a tracking beam and to transmit a read or record beam; and a second coating disposed to cover the guide grooves and disposed on the first coating.

L'invention concerne un disque optique destiné au stockage de données micro-?holographiques, comprenant : un matériau optiquement activé configuré de façon à conserver des données holographiques ; des rainures de guidage ; un premier revêtement disposé sur les rainures de guidage et configuré de façon à refléter un faisceau de poursuite et à transmettre un faisceau de lecture ou d'enregistrement ; et un deuxième revêtement disposé de façon à recouvrir les rainures de guidage et superposé au premier revêtement.

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