Disk storage apparatus

Disk storage device having identification information for...

Disk-type magnetic recording apparatus with video signal discrim

Distortion reduction circuit for video playback

Disturbance detection circuit, memory device thereof, and...

Drive circuits for a magnetic recording device

Drive circuits for a magnetic recording device

Drive electronics employing unipolar last write for improved...

Drive with adaptive data format and head switch sequencing

Driver device of magnetic heads for magnetic record and reproduc

Drop detection systems for portable information processing...

Dropout compensation circuitry

Drum assembly for a magnetic recording and reproducing apparatus

Dual head type magnetic disk recording/reproducing apparatus

Dual layered magnetic data card with reading and recording appar

Dual magnetic head and method for writing on very high track den

Dual mode write driver providing both voltage and current...

Dual-stage actuator disk drive with secondary actuator...

Dummy write method for a magnetic head and drive unit for...

Dynamic off-track detector