Data recording and reproducing apparatus having read/write circu

Data recording and reproducing apparatus using two orthogonal co

Data recording and transmission apparatus utilizing non-consecut

Data recording and/or reproducing apparatus

Data recording and/or reproducing system

Data recording apparatus

Data recording apparatus

Data recording apparatus

Data recording apparatus and method and data playback...

Data recording apparatus for fast detection of servo sectors and

Data recording apparatus having check-after-write function and r

Data recording apparatus having sub-code recording function

Data recording apparatus having sub-code recording function

Data recording apparatus with recorded data verifying means

Data recording control method of magnetic tape

Data recording device and control apparatus for recording data t

Data recording disk and disk drive device for reducing...

Data recording format and method and apparatus for producing sam

Data recording format for an information-bearing disk

Data recording medium with servo pattern having pseudo-noise...