Erasable recording media

Details Erasable recording media Erasable recording media

1990-04-30

1992-02-18

Levy, Stuart S.

Dynamic information storage or retrieval

Storage medium structure

Layered

369283, 369286, 3692752, 3461351, 346 76L, 430945, G11B 724, G11B 700, G01D 1534

Patent

active

050900080

ABSTRACT:
An optical storage medium is disclosed. In a preferred embodiment a substrate is provided with an expansion layer. A retention layer is provided opposite the substrate. A liquid reflective layer is provided adjacent the retention layer, either adjacent to or opposite the expansion layer. The reflective layer is enclosed by a protective layer. Improved expansion and retention layers are also disclosed.

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Watkinson (1988), "The Compact Disc", Chapter 13 in The Art of Digital Audio, Focal Press, Boston.
Marchant (1990), Optical Recording: A Technical Overview, Addison-Wesley, Menlo Park, Calif.

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