发明名称 METHOD FOR DISTRIBUTING CONTENTS, CONTENTS DISTRIBUTION SERVER AND PROGRAM, CONTENTS REPRODUCING DEVICE AND PROGRAM, AND CONTENTS USER REGISTRATION SERVER, PROGRAM AND METHOD THEREFOR
摘要 <p><P>PROBLEM TO BE SOLVED: To provide a contents distribution method realizing direct charging and settling operation between a broadcasting agent and a contents purchaser and protection of contents purchaser's privacy in distributing contents from the broadcasting agent adopting a limited receiving system through a network. <P>SOLUTION: When a contents distribution request is sent from a contents reproducing device 90 to a contents distribution server 20, the server 20 authenticates a user on the basis of personal information (user identification number, etc.), recorded in a CAS card C<SB>1</SB>inserted into the device 90 and distributes the requested contents to the device 90 on the basis of the authentication result. <P>COPYRIGHT: (C)2004,JPO</p>
申请公布号 JP2003304231(A) 申请公布日期 2003.10.24
申请号 JP20020109887 申请日期 2002.04.12
申请人 NIPPON HOSO KYOKAI <NHK> 发明人 OGAWA KAZUTO;GOSHI SEIICHI;MUROTA ITSURO;OTAKE TAKESHI
分类号 G06F21/00;G06F15/00;H04L9/08;H04L9/32;(IPC1-7):H04L9/08 主分类号 G06F21/00
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