| 摘要 |
PROBLEM TO BE SOLVED: To satisfactorily perform the protective management of copyright for music, picture, computer program, etc., even though the private duplication is allowed by the recording of the digital copy management information to the recording medium, the improvement of the digital copy management method and reproducing device, and so on. SOLUTION: The digital copy management information used for the management of digital copying operation from the recording medium or the reproducing management of the digital copied data is recorded on the specified area of the recording medium. In the digital management information, either the data as the allowable condition for the data reproduction regarding the recording medium or the data as the allowable condition for the data recording, or again the data of the digital copy regarding this recording medium, are at least included. At the time of digital copying, the digital copy management information is also transferred from the original recording medium to be copied and recorded on the specified area in the data writable area of the recording medium copied thereto, then the control is carried out based on the digital management information whereon the operation regarding the subsequent recording medium copied thereto is recorded. |
