Optical disk with erasable surface and manufacturing method...

Details Optical disk with erasable surface and manufacturing method... Optical disk with erasable surface and manufacturing method...

2007-10-30

2007-10-30

Neyzari, Ali (Department: 2627)

Dynamic information storage or retrieval

Storage medium structure

Optical track structure

C369S275300, C428S690000

Reexamination Certificate

active

10769632

ABSTRACT:
An optical disk with an erasable surface of the present invention includes a transparent substrate, a recording layer, and a reflective layer, and an erasable writing layer. The recording layer is formed between the transparent substrate and the reflective layer, and the reflective layer is formed between the recording layer and the erasable writing layer. The optical disk may further include a protective layer, and the protective layer is formed between the erasable writing layer and the reflective layer. The invention also discloses a method of manufacturing such optical disk.

REFERENCES:
patent: 5726970 (1998-03-01), Kaneko et al.

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