Direct-current stepping motor drive system

Directional antenna azimuth control system

Directional data stabilization system

Disc drive power management system

Disc drive spindle motor with programmable current control

Disc drive transducer deadbeat settle method utilizing interval

Discontinuity compensation for motor driver servos

Discrete-time AC motor control apparatus

Discrete-type repetitive control method and an apparatus therefo

Disk apparatus and method of controlling disk apparatus

Disk apparatus capable of determining failure of spindle motor

Disk device with failure prediction function and motor start err

Disk drive apparatus and motor

Disk drive apparatus and motor

Disk drive apparatus and motor

Disk drive apparatus and motor

Disk drive apparatus and motor

Disk drive apparatus motor

Disk drive employing commutation phase modulation and...

Disk drive employing wedge spindle speed control with...