发明名称 SCALABLE ENCODING METHOD AND SYSTEM
摘要 The present relates to a method for watermarking a set of data, said method comprising the acts of partitioning the set of data into a plurality of layers and transforming a first layer into a first watermarked layer with a watermarking function using a watermarking key and a watermark, wherein the watermark is generated from a hash function applied to a second watermarked layer.
申请公布号 WO2009101491(A8) 申请公布日期 2009.11.05
申请号 WO2008IB55686 申请日期 2008.12.18
申请人 FRANCE TELECOM;LIAN, SHIGUO;LIU, ZHONGXUAN;REN, ZHEN 发明人 LIAN, SHIGUO;LIU, ZHONGXUAN;REN, ZHEN
分类号 G06T1/00 主分类号 G06T1/00
代理机构 代理人
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