Preformatted information medium and optical reader device
Pregrooved optical-disk
Pressurized disk drive interior for air cooling and dust prevent
Process and system for optical recording and reading on a mobile
Process for recording and/or reproducing digital data on a recor
Producing system and corresponding information recording...
Pseudo-reflective read inhibitor for optical storage media
Quadrilayer optical draw medium
Re-writable phase change type optical disk with suppressed recor
Read-only optical disc medium and method of fabricating the...
Read-only optical disk containing a reflective layer comprising
Read-only recording medium and reproducing method thereof
Read-only recording medium and reproducing method thereof
Recognizable patterns in adjacent tracks of ROM record...
Record carrier and apparatus enabling seamless playback
Record carrier and apparatus for scanning the record carrier
Record carrier and apparatus for scanning the record carrier
Record carrier and apparatus for scanning the record carrier
Record carrier body with an optical servo track and optical appa
Record carrier containing information in an optically readable i