ROM type optical recording medium with a high reflectivity and a

Details ROM type optical recording medium with a high reflectivity and a ROM type optical recording medium with a high reflectivity and a

1994-12-28

1996-12-10

Epps, Georgia Y.

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

369283, 369288, 3692752, 3692751, G11B 700

Patent

active

055838405

ABSTRACT:
An optical information handling device in which reflectivity of the conventional reproduction-only type optical disk is lowered to 60% or less and is made equal to the reflectivity of write-once type and rewritable type optical disks, whereby interchangeability in these of these disks is possible.

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Knight et al "Optical Data Storage Topical Meeting" vol. 1078, 17-19 Jan. 1989, Los Angeles, California.

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