Recording medium for storing write protection information...

Recording medium formatted for error correction and density reco

Recording medium formatted for error correction and high density

Recording medium having data structure for managing...

Recording medium having data structure for managing...

Recording medium having spare area for defect management and...

Recording medium having spare areas for defect management...

Recording medium having text information recorded thereon and re

Recording medium having wobbled groove tracks out of phase...

Recording medium management method where recording is carried ou

Recording medium management method where recording is carried ou

Recording medium playing apparatus for correcting audio signals

Recording medium playing apparatus with automatic tonal response

Recording medium recording apparatus and recording method

Recording medium reproducing apparatus that identifies a channel

Recording medium reproducing device having tempo control...

Recording medium reproduction apparatus

Recording medium with unembossed area indicating sector division

Recording medium, and method of and device for recording...

Recording medium, information recording and reproducing...