Disc drive unit

Disc recording and/or reproducing apparatus that positions the m

Disc-shaped recording medium, manufacturing method thereof,...

Disk apparatus and disk access method employing counterelectromo

Disk apparatus having magnetic head for magneto-optical recordin

Disk drive apparatus and method including power backup

Disk mastering based on near-field optical systems

Disk player

Disk recording and/or reproducing apparatus

Disk recording/reproducing apparatus provided with magnet...

Disk recording/reproduction device of reduced thickness with dri

Displacement of magnetic head and optical head in...

Domain position detection magnetic amplifying...

Domain wall displacement detection system magneto-optical...

Domain wall displacement magneto-optical recording and...

Domain wall displacement magneto-optical storage medium, and...

Domain wall displacement type magneto-optical recording...

Domain wall-displacement type magneto-optical medium and...

Domain-wall-displacement-type magnetooptical recording medium

Double focal-point magneto-optic pick-up head