Data storage unit having plural removable magazines

Data storage utilizing parity data to enhance performance

Data structure for control information on rewriteable data...

Data to access files in an optical disk are copied to a hard dri

Data track accessing apparatus

Data transducer positioning system with an overrun prevention ca

Data transmission circuit for disk storage apparatus

Deceleration control system for positioning an optical head in a

Defect detecting optical apparatus enabling recording in an alte

Detection apparatus for detecting sector marks of optical disk a

Detection apparatus for detecting sector marks of optical disk a

Determination of status of storage cells in an automated storage

Device and method for CD shuffle play

Device and method for compensating feed control amount

Device and method for detecting cartridge readiness to load...

Device and method for recording information

Device and method for recording information on a track...

Device element allocation manager and method for a multi-library

Device for carrying a disc player in an automatic disc changer

Device for controlling recording track jump operations with over