发明名称 METHOD AND APPARATUS MANAGING THE TRANSFER OF RIGHTS
摘要 A method and apparatus for managing the transfer of rights associated with items from a rights supplier to a rights consumer. A set of rights is associated with an item and includes meta-rights specifying derivable rights that can be derived therefrom by the rights consumer. The set of rights is transferred, in the form of a license to the item, from the rights supplier to the rights consumer. If it is determined that the rights consumer is entitled to derive the derivable rights specified by the meta-rights, the derivable rights are derived and a license including the derived rights is generated with the rights consumer designated as a principal.
申请公布号 EP1393230(A4) 申请公布日期 2004.07.07
申请号 EP20020739715 申请日期 2002.06.06
申请人 CONTENTGUARD HOLDINGS, INC. 发明人 WANG, XIN;TA, THAHN;LAO, GUILLERMO;CHEN, EDDIE
分类号 G06Q50/00;G06Q20/10;H04L29/06;(IPC1-7):G06F17/60;G06F1/00 主分类号 G06Q50/00
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