2012/02/08

OPTICAL DATA STORAGE: Holographic data storage uses volumetric crystal media - Laser Focus World

LaserFocusWorld -
Access Optical Networks (AON; Monmouth Junction, NJ) has developed several technologies for holographic data storage (HDS) with write-only, read-only, and rewrite capability in a volumetric crystal media. The new nonvolatile-memory HDS products are designed to have a storage density of 1.2 terabytes (Tbytes), with read/rewrite performance of 1 Gbit/s. The company is currently seeking partners to commercialize the HDS products, which will initially target cloud computing, high-performance computing, enterprise, and solid-state device applications.

Volumetric storage
In the AON HDS method, an optical signal from a coherent laser source is split into separate data and reference beams that travel two separate paths before they are directed into a volumetric storage medium. ... 続きを読む

http://www.laserfocusworld.com/articles/print/volume-48/issue-02/world-news/holographic-data-storage-uses-volumetric-crystal-media.html

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