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.)
INFORMATION RECORDING MEDIUM, INFORMATION RECORDING APPARATUS AND METHOD, INFORMATION REPRODUCTION DEVICE AND METHOD, INFORMATION RECORDER / REPRODUCING DEVICE AND METHOD, COMPUTER PROGRAM FOR CONTROLLING RECORDING AND PLAYBACK, AND THE DATA STRUCTURE CONTAINING THE CONTROL SIGNAL