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公开(公告)号:US20090271319A1
公开(公告)日:2009-10-29
申请号:US12111199
申请日:2008-04-29
申请人: Dennis N. Bromley , Sumedh N. Barde , Clifford P. Strom , Angelika J. Kinneman , David L. Chilton , Pankaj Sethi , Shalendra Chhabra , Quintin S. Burns
发明人: Dennis N. Bromley , Sumedh N. Barde , Clifford P. Strom , Angelika J. Kinneman , David L. Chilton , Pankaj Sethi , Shalendra Chhabra , Quintin S. Burns
IPC分类号: H04L1/00
CPC分类号: G11B20/00086 , G11B20/00282 , G11B20/00492 , G11B20/00847 , H04N21/4117 , H04N21/43615 , H04N21/4405 , H04N21/4627 , H04N21/8355
摘要: In accordance with one or more aspects, a license for content is retrieved, the license having been previously embedded in the content. A requested action is allowed to be performed with the content only if a standalone license, or both a leaf license and a root license, indicate that the action with the content is permissible. Leaf licenses and/or standalone licenses can be embedded by a source of the content and/or by a target device that receives the content. Additionally, licenses can include one or more rules indicating where a target device that receives the content is to store the licenses.
摘要翻译: 根据一个或多个方面,检索内容许可证,该许可证先前已经嵌入在内容中。 仅当独立许可证,叶子许可证和根许可证都指示允许使用内容的操作时,才允许与内容一起执行请求的操作。 叶片许可证和/或独立许可证可以由内容源和/或由接收内容的目标设备嵌入。 此外,许可证可以包括一个或多个规则,指示接收内容的目标设备在哪里存储许可证。