Dynamic information storage or retrieval – Storage medium structure – Optical track structure
Patent
1997-09-23
2000-10-03
Dinh, Tan
Dynamic information storage or retrieval
Storage medium structure
Optical track structure
369 4426, G11B 700
Patent
active
061282707
ABSTRACT:
An optical information recording medium from which information is reproduced by a light beam having a spot diameter a includes track guide grooves and lands formed into recesses/projections, and pre-pits indicating the addresses of the track guide grooves and the lands. The width of the pre-pits is 0.2 a (inclusive) to 0.5 a (exclusive), and a pitch T of the track guide grooves is given by
REFERENCES:
patent: 4783776 (1988-11-01), Ishigaki et al.
patent: 5040165 (1991-08-01), Taii et al.
patent: 5144552 (1992-09-01), Abe
patent: 5353274 (1994-10-01), Nishikawa
patent: 5398232 (1995-03-01), Omata
patent: 5463610 (1995-10-01), Nishikawa
patent: 5477524 (1995-12-01), Deguchi et al.
patent: 5557601 (1996-09-01), Nishikawa
patent: 5581539 (1996-12-01), Horie et al.
patent: 5583847 (1996-12-01), Takeshima et al.
patent: 5586097 (1996-12-01), Nishikawa
patent: 5625618 (1997-04-01), Oki
patent: 5657305 (1997-08-01), Sasaki et al.
patent: 5671199 (1997-09-01), Nishikawa
patent: 5696758 (1997-12-01), Yanagimachi et al.
patent: 5777980 (1998-07-01), Adachi
patent: 5926446 (1999-07-01), Shimizu
Canon Kabushiki Kaisha
Chu Kim-Kwok
Dinh Tan
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