| 摘要 |
A data recording apparatus capable of preventing easily copying of information is disclosed with which, even if information is copied, the copied information cannot be reproduced, the data recording apparatus having a terminal to which encoder ID specific for the data recording apparatus is input, a recording unit for recording at least the encoder ID on an optical disk, and an encoding circuit for, in accordance with the encoder ID, encoding data supplied through a terminal and required to be recorded so that encoded data is, together with the encoder ID, recorded on the optical disk.
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