Optical recording process

Details Optical recording process Optical recording process

1995-05-25

1999-06-22

McPherson, John A.

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

430 19, 43027012, 43027013, 430945, 369 13, 369 15, G11B 700

Patent

active

059142120

ABSTRACT:
An optical recording medium comprising a substrate having a pre-groove for focusing and tracking servo operation, and a recording film formed on the substrate, the recording film having optical properties which change in response to the application of at least one of a light beam or heat to a portion of the recording film.

REFERENCES:
patent: 4576895 (1986-03-01), Barton et al.
patent: 4653024 (1987-03-01), Young et al.
patent: 4719594 (1988-01-01), Young et al.
patent: 4777492 (1988-10-01), Ohnishi et al.
patent: 4835048 (1989-05-01), Maeda et al.
patent: 4860273 (1989-08-01), Sawano et al.
patent: 4947372 (1990-08-01), Koshino et al.
patent: 5514440 (1996-05-01), Gotoh et al.
Abstract of JP 60-180887, "Recording Material", Yuka et al. (Sep. 1985).

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