Magnetic disc unit system

Magnetic disk apparatus

Magnetic disk drive apparatus including improved decoding circui

Magnetic disk drive using load/unload area for data storage

Magnetic disk drive, servo writer, self-servo writer and...

Magnetic disk drive, servo writer, self-servo writer and...

Magnetic disk having address information in a form which...

Magnetic recording and reproducing apparatus

Management of defect areas in recording media

Method and apparatus for determining head positioning in a magne

Method and apparatus for encoding and decoding digital data bloc

Method and apparatus for encoding digital servo information in a

Method and apparatus for encoding magnetic disk sector addresses

Method and apparatus for generating/detecting and address mark

Method and apparatus for identifying a track of a rotating...

Method and apparatus for improving the transfer time in rotating

Method and apparatus for servo control with high efficiency gray

Method for controlling a rotating storage unit

Method for forming and processing data address mark for hard dis

Method for operating disk drive having improved timing marks