发明名称 TRANSFERRING ELECTRONIC CONTENT
摘要 A method and apparatus for transferring electronic content. The method and apparatus include providing electronic content to a first user, providing the first user with a key packet, the key packet including a decryption key and content rights information, transferring the electronic content and the key packet from the first user to a second user and rendering rights of the first user to the electronic content unusable upon transfer of the electronic content and the key packet from the first user to the second user.
申请公布号 WO0235327(A2) 申请公布日期 2002.05.02
申请号 WO2001IL00631 申请日期 2001.07.10
申请人 NDS LIMITED;TSURIA, YOSSI;WALD, STEPHANIE 发明人 TSURIA, YOSSI;WALD, STEPHANIE
分类号 G06F1/00;G06F21/10;G06F21/60 主分类号 G06F1/00
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