Phase technique for active damping in a servo-controlled...
Phase-advanced filter for robust resonance cancellation
Phase-compensated servo pattern and position error-sensing detec
Phase-lock oscillator
Phase-reversed dithered automatic scan tracking system
Picture image recording device
Piezoelectric actuator and sensor for disk drive dual-stage...
Piezoelectric actuator and sensor for disk drive dual-stage...
Piezoelectric crystal actuator and techniques for hysteresis...
Piezoelectric servo for disk drive
Pipelined demodulation and ADC conversion scheme for disk drive
Plant variation compensation for piezoelectric microactuator...
Plural diverse processors for control of a disk apparatus
Portable apparatus having head retracting function and head...
Portable computer hard disk protective reflex system
Portable computer hard disk protective reflex system
Portable equipment incorporating magnetic disk device
Position control apparatus and disk apparatus using the same
Position control apparatus and disk apparatus using the same
Position control apparatus and disk apparatus using the same