Storage device and information processing apparatus

Details Storage device and information processing apparatus Storage device and information processing apparatus

2011-08-30

2011-08-30

Young, Wayne R (Department: 2627)

Dynamic magnetic information storage or retrieval

General recording or reproducing

C360S073010, C360S074100

Reexamination Certificate

active

08009378

ABSTRACT:
According to one embodiment, a power management module of a storage device executes a process of stopping rotation of a disk storage medium by selectively using one of a first mode of stopping the rotation of the disk storage medium on condition that a media access command is not received during a predetermined time from last reception of a media access command, and a second mode of stopping the rotation of the disk storage medium on condition that a media access command which causes access to the disk storage medium is not received during a predetermined time from last reception of a media access command which causes access to the disk storage medium. In addition, the power management module executes a process of starting the rotation of the disk storage medium by selectively using one of a third mode and a fourth mode.

REFERENCES:
patent: 5493670 (1996-02-01), Douglis et al.
patent: 5504907 (1996-04-01), Stewart et al.
patent: 2006/0274622 (2006-12-01), De Boer
patent: 06-267175 (1994-09-01), None
patent: 11-306664 (1999-11-01), None
patent: 2000-100054 (2000-04-01), None

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