Apparatus and method for producing optical recording medium,...

Details Apparatus and method for producing optical recording medium,... Apparatus and method for producing optical recording medium,...

2007-08-15

2010-11-02

Hindi, Nabil Z (Department: 2627)

Dynamic information storage or retrieval

Storage medium structure

Optical track structure

C369S053230, C369S053310

Reexamination Certificate

active

07826334

ABSTRACT:
An optical recording medium having a plural number of recording layers includes a n-th recording layer (23) (n≧1), made up by a substrate (20) and a semi-reflective layer (21) carried by the substrate (20) and adapted for partially reflecting and partially transmitting the incident light, a (n+1)th recording layer (28), made up by another substrate (25) and a reflecting layer (26) carried by the substrate (25) and adapted for reflecting the incident light, and a light condensing layer (24) for condensing the light incident via the n-th recording layer (23) on the (n+1)th recording layer (28).

REFERENCES:
patent: 8-339571 (1996-12-01), None
patent: 9-35327 (1997-02-01), None
patent: 9-305093 (1997-11-01), None
patent: 11-296902 (1999-10-01), None
patent: 2001-14725 (2001-01-01), None

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