Data recording apparatus, method therefor, data reproducing apparatus, method therefor and record medium
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United States of America Patent
Stats
-
Oct 17, 2000
Grant Date -
N/A
app pub date -
Jun 27, 1996
filing date -
Jun 30, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
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 supply 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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