Optical disk apparatus

Details Optical disk apparatus Optical disk apparatus

2006-02-07

2006-02-07

Korzuch, William (Department: 2653)

Dynamic information storage or retrieval

Condition indicating, monitoring, or testing

Including radiation storage or retrieval

C369S053230, C369S053270, C369S044280

Reexamination Certificate

active

06996044

ABSTRACT:
An optical disk apparatus for recording and reproducing data using a grove and a land of an optical disk. For data recording and reproducing using a groove, a groove focus position is used. For data recording and reproducing using a land, a land focus position is used. When shifting from a groove to a land or vice versa, a boost amount of an equalizer or power of a laser beam is temporarily increased for compensation of delay in response of a focus actuator.

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patent: 6262950 (2001-07-01), Narahara et al.
patent: 6577566 (2003-06-01), Tomita
patent: HEI 08-180429 (1996-07-01), None
patent: HEI 09-231588 (1997-09-01), None
patent: HEI 10-027354 (1998-01-01), None
patent: HEI 10-064068 (1998-06-01), None

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