RECORDED MEDIUM REPRODUCING DEVICE AND METHOD, DATA OUTPUT CONTROLLING METHOD, DATA OUTPUTTING METHOD, ERROR DETECTING METHOD, AND DATA OUTPUTTING REPRODUCING METHOD

摘要

A recorded medium reproducing method comprising the steps of demodulating the data read out from a recorded medium on which the data on a content where at least management information on copy management and additional information including at least one of an error detection code and an error correction code added to the management information are buried; detecting the additional information from the demodulated output signal, detecting an error on the basis of one of the codes included in the detected additional information and controlling, when no error is detected by the error detection, the operation to output the demodulated output signal corresponding to the data on the content read out from the recorded medium on the basis of the management information.