发明名称 |
TERMINAL EQUIPMENT AND ELECTRONIC MUSIC DISTRIBUTING SYSTEM |
摘要 |
PROBLEM TO BE SOLVED: To solve the problem that it is impossible for a customer to purchase contents since the music name or performer's name of music contents broadcast on a television or a radio or contents flowing as a BGM in a city is not known. SOLUTION: A contents provider embeds a music name, a performer's name, and a music ID in contents as an electronic watermark, and a customer reads it by a watermark extracting means installed at terminal equipment. |
申请公布号 |
JP2002091455(A) |
申请公布日期 |
2002.03.27 |
申请号 |
JP20000283013 |
申请日期 |
2000.09.19 |
申请人 |
MATSUSHITA ELECTRIC IND CO LTD |
发明人 |
KATAYAMA DAIRO;OGAWA TOMOTERU;SERIKAWA MITSUHIKO |
分类号 |
G10K15/02;G10L19/00;G10L19/018;G10L25/51;H04N7/173;H04N21/435;H04N21/439 |
主分类号 |
G10K15/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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