发明名称 Information management apparatus for inhibiting reproduction in a video cassette recorder
摘要 The present invention relates to an information providing system. More particularly, this invention relates to an information management apparatus capable of reliable management of distributed information and an information providing system employing the same information management apparatus. The information management apparatus comprises a main information reproducing means for reproducing main information recorded in a given recording medium; and a reproduction management means for managing the main information reproducing means for reproducing the main information. The present invention provides a receiving means provided with a means for recording distributed information and control information limiting the number of main information reproducing cycles on a recording medium, and a main information reproducing means provided with a reproduction disabling means for limiting the reproduction of main information.
申请公布号 US5825969(A) 申请公布日期 1998.10.20
申请号 US19970928628 申请日期 1997.09.12
申请人 HITACHI, LTD. 发明人 ONO, HIROAKI;KANO, KIYOSHI;NISHIJIMA, HIDEO;ARAI, TAKAO;NOGUCHI, TAKAHARU;AMADA, NOBUTAKA;OKAMOTO, HIROO;OWASHI, HITOAKI;NISHIMURA, KEIZO;KAKU, NOBUYUKI;FUJIMORI, SHINYA
分类号 G11B5/02;G11B5/024;G11B15/03;G11B15/087;G11B15/12;G11B19/02;G11B19/04;G11B20/00;H04N5/775;H04N5/782;H04N5/92;(IPC1-7):H04N5/92 主分类号 G11B5/02
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