Method and apparatus for driving spindle motor using...

Details Method and apparatus for driving spindle motor using... Method and apparatus for driving spindle motor using...

2006-08-25

2008-07-15

Sniezek, Andrew L. (Department: 2627)

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the record

C318S430000

Reexamination Certificate

active

07400466

ABSTRACT:
A method and apparatus for driving a spindle motor using adaptive feedforward control. The method includes: detecting a temperature of a drive; calculating a feedforward value corresponding to the detected temperature; and generating a first control signal that is a drive current according to a calculated feedforward value and applying the generated first control signal to the spindle motor.

REFERENCES:
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patent: 2007/0176569 (2007-08-01), Assar et al.
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patent: 1997-0076672 (1998-11-01), None
patent: 2001-0105177 (2001-11-01), None
patent: 2002-0039235 (2002-05-01), None
patent: 2005-0012800 (2005-02-01), None

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