发明名称 Data management systems
摘要 A data managing apparatus that manages various data such as contents in a simple storage/read controlling process, using a distributable recording medium. A card 10 has a first or static storage area IC7 adapted to be accessed in a first access method and having stored compressed high-quality music data and compressed high-quality image data, and a second or dynamic storage area CD2 adapted to be accessed in a second access method and having stored non-compressed high-quality music data and non-compressed high-quality image data. A portable player 10 or a household CD card reader 110' as a reproducer can retrieve and replay the high-quality music data and image data by referring to the compressed music data and image data stored in the IC7.
申请公布号 US2001054134(A1) 申请公布日期 2001.12.20
申请号 US20010881938 申请日期 2001.06.14
申请人 CASIO COMPUTER CO., LTD. 发明人 NAGATOMO SHOICHI;MURATA YOSHIYUKI;TSUKAMOTO AKIHIRO
分类号 G06F13/28;G06F21/00;(IPC1-7):G06F13/28 主分类号 G06F13/28
代理机构 代理人
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