Disk device and control method for disk device

Details Disk device and control method for disk device Disk device and control method for disk device

2005-08-29

2009-11-03

Hindi, Nabil Z (Department: 2627)

Dynamic information storage or retrieval

Control of storage or retrieval operation by a control...

Control of information signal processing channel

C369S053330

Reexamination Certificate

active

07613086

ABSTRACT:
A disk device includes: a rotating unit for rotating the optical disk; an optical pick-up for reading the information data recorded on the optical disk; a moving unit for moving the optical pick-up; a focus control unit for leading the focus of the optical pick-up; a tracking control unit for leading the tracking of the optical pick-up; and an adjusting unit for changing the setting value of an equalizer to adjust the equalizer, wherein: when the optical disk is loaded on the disk device, the optical pick-up is moved to the innermost periphery of the optical disk, the optical disk is rotated, the focus and the tracking are led, and the operation of the optical pick-up is raised; and the setting value of the equalizer is changed to adjust the equalizer at a position where the operation of the optical pick-up is raised.

REFERENCES:
patent: 6535468 (2003-03-01), Akiyama et al.
patent: 6747924 (2004-06-01), Muramatsu
patent: 6850469 (2005-02-01), Ogawa et al.
patent: 2000-306246 (2000-11-01), None
patent: 2001-126261 (2001-05-01), None
patent: 2003-59055 (2003-02-01), None

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