发明名称 INFORMATION PROVIDING SYSTEM
摘要 PROBLEM TO BE SOLVED: To provide an information providing system, which can be utilized on a traffic line mainly run by the users. SOLUTION: In the system for providing information to a user on the traffic line, a user 7 carries a receiver 8 for receiving the information and the information received on an information transmitting line attached to the traffic line is transmitted to the receiver 8 of the user.
申请公布号 JP2002141878(A) 申请公布日期 2002.05.17
申请号 JP20000335982 申请日期 2000.11.02
申请人 SONY CORP 发明人 YOSHIDA AKIHIKO
分类号 H04H20/00;H04H20/02;H04H20/62;H04H60/04;(IPC1-7):H04H1/00;H04H7/00 主分类号 H04H20/00
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