发明名称 User-friendly rights management systems and methods
摘要 This application describes methods and systems of performing digital asset management. In one implementation a method of determining whether content should be encrypted when the content is found in an unencrypted form is provided. The unencrypted form of the content includes a digital watermark embedded therein including a message. The method recites: decoding the digital watermark from the encrypted form of the content to obtain the message; based at least in part on the message, determining whether the unencrypted form of the content should be encrypted; and if so decided by the determination, encrypting the unencrypted form of the content. Other implementations and embodiments are provided as well.
申请公布号 US7266704(B2) 申请公布日期 2007.09.04
申请号 US20020126921 申请日期 2002.04.18
申请人 DIGIMARC CORPORATION 发明人 LEVY KENNETH L.
分类号 G06F11/30;G06F1/00;G06F21/00;G06T1/00;G11B20/00;H04N7/173 主分类号 G06F11/30
代理机构 代理人
主权项
地址