Driving circuit for piezoelectric actuators, in particular...
Driving device and servo method with fixed-speed movement
Driving method for a stepping motor
Driving system for endless video tape by one-touch timer
Drum motor controller using microcomputer for intermittent...
Drum servo circuit
Drum servo control with reduced head phase error during editing
Drum servo system using a PLL with frequency divided reference c
Dual actuators for read-while-write recording system
Dual capstan tape transport having controlled tape tension
Dual communication port sharing apparatus
Dual direction integrator for constant velocity control for...
Dual head disk drive unit for differing recording densities
Dual head servo system and method for a magnetic disk
Dual interface for disk drives
Dual internal bus system architecture for hard disk drive
Dual mode servo pattern
Dual mode velocity servo control for a linear actuator motor
Dual sector servo system for disk file with separate read and wr
Dual servo format for optimum format efficiency and off-track de