Title:
DISK DEVICE AND METHOD OF DECELARATING/STOPPING DISK IN DISK DEVICE
Document Type and Number:
WIPO Patent Application WO/2001/039187
Kind Code:
A1
Abstract:
When quick deceleration is not required, a deceleration method with a small power consumption can be selected. Even when a disk is required to be stopped during decelerating the disk by the method, the disk can be stopped promptly and reliably. A disk device (1) has a function for decelerating/stopping a rotating disk (2). According to the kind of a command to perform deceleration or stopping, a forced deceleration/stop of decelerating or stopping the disk by applying revere direction power to a disk motor (3) for rotating the disk (2), or power-saving deceleration/stop which needs power consumption more than that of the forced deceleration/stop is performed.
Inventors:
TAKAHASHI YORIO (JP)
Application Number:
PCT/JP2000/008322
Publication Date:
May 31, 2001
Filing Date:
November 24, 2000
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD (JP)
TAKAHASHI YORIO (JP)
TAKAHASHI YORIO (JP)
International Classes:
G11B19/00; G11B19/22; G11B19/28; H02P3/06; (IPC1-7): G11B19/00; G11B19/22; H02P6/24
Foreign References:
JPH1196649A | 1999-04-09 | |||
JPS54141114A | 1979-11-02 | |||
JPS58131194U | 1983-09-05 | |||
JPH11235066A | 1999-08-27 | |||
JPH0778409A | 1995-03-20 | |||
JPH05151700A | 1993-06-18 |
Attorney, Agent or Firm:
Morimoto, Yoshihiro (Nishi-Hommachi 1-chome Nishi-ku Osaka-shi, Osaka, JP)
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