发明名称 Information recording apparatus, information recording method, information reproducing apparatus, information reproducing method, and information recording medium
摘要 Recording information is recorded after adding reproducing limit information for controlling the number of reproducing times to the recording information and embedding the identical reproducing limit information thereon separately from the above in a way of preventing illegal detection. Then, after confirming a coincidence between the reproducing limit information added and the reproducing limit information embedded, the recording information is controlled to be supplied to an external source according to the same reproducing limit information.
申请公布号 US2002048365(A1) 申请公布日期 2002.04.25
申请号 US20010982787 申请日期 2001.10.22
申请人 PIONEER CORPORATION 发明人 NAMIKI TSUYOSHI;MORIYAMA YOSHIAKI;AJIMA KOSUKE;SUZUKI TOSHIO;TERAO KYOICHI
分类号 G11B20/00;G11B20/10;G11B20/12;H04N5/85;H04N5/913;(IPC1-7):H04N7/167 主分类号 G11B20/00
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