Optical signal recording medium and information...

Details Optical signal recording medium and information... Optical signal recording medium and information...

2011-03-08

2011-03-08

Haley, Joseph (Department: 2627)

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

C369S044370, C369S284000

Reexamination Certificate

active

07903524

ABSTRACT:
An optical signal recording medium includes at least one signal recoding plane in which an optical signal is to be recorded, and a control information region which is a portion other than the signal recoding plane, and in which a diffraction grating is disposed.

REFERENCES:
patent: 2004/0042375 (2004-03-01), Edwards
patent: 2006/0171284 (2006-08-01), Matsumoto et al.
patent: 2002-63733 (2002-02-01), None

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