发明名称 Optical content modulation for visual copyright protection
摘要 A visual copyright protection system is disclosed, including input content, a disruption processor, and output content. The disruption processor inserts disruptive content to the input content creating output content that impedes the ability of optical recording devices to make useful copies of output content.
申请公布号 US7346185(B2) 申请公布日期 2008.03.18
申请号 US20070697750 申请日期 2007.04.09
申请人 发明人
分类号 H04K1/00;G03B21/26 主分类号 H04K1/00
代理机构 代理人
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