Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Method and device for recording information on a record medium, record medium containing information, and method and device for reading information from a record medium"
Recorder for recording copy of production on the basis of copy attribute embedded as electronic watermark in the production, reproducing device for reproducing recorded copy, recorded medium, recording method, and reproducing method
Method of managing copy protection information of a recording medium, recording medium with copy protection information for contents recorded thereon, and reproducing method for recording medium
OPTICAL INFORMATION RECORDING MEDIUM, MEDIUM CHARACTERISTIC DEFINITION METHOD, MEDIUM CHARACTERISTICS INSPECTION METHOD, SIGNAL DETECTION METHOD, SIGNAL DETECTION CIRCUIT, AND OPTICAL INFORMATION RECORDING / REPRODUCING DEVICE