Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
November 27, 2007
Patent Application Number
11323800
Date Filed
December 30, 2005
Patent Primary Examiner
Patent abstract
A disk drive actuator circuit adapted to retract a head assembly when a capacitor discharges energy to the voice coil. This voltage may be modulated to deliver peak torque to get the actuator over a ramp, yet also deliver a lower torque to suppress the initial head velocity when the actuator is over the disk.
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