Disk memory device
Disk on which servo pattern is recorded and arithmetic...
Disk provided with servo patterns and method of recording servo
Disk recording medium and disk drive unit wherein the product of
Disk resident split data sector information management system on
Disk system with headerless track format, embedded servo fields
Disk with fault-tolerant sample-data servo pattern
Disk writing/reproducing apparatus and method
Disk-like information recording medium, information recording/re
Disk-shaped recording medium and formatting method thereof...
Dual density recording for direction-dependent linear media
DVD recording