发明名称 Digital watermarks
摘要 The present invention relates generally to digital watermarking and steganographic data hiding. In one embodiment a method of rendering content to a user is provided. The rendered content includes a digital watermark embedded therein. In another embodiment, digital watermarking is utilized to facilitate purchase or lease of audio or video content over a network or with a remote computer. In still another embodiment, a compression characteristic is determined, and subsequent steganographic embedding is influenced based on the characteristic. Other embodiments are provided as well.
申请公布号 US8644548(B2) 申请公布日期 2014.02.04
申请号 US201113238306 申请日期 2011.09.21
申请人 RHOADS GEOFFREY B.;CARR J. SCOTT;DIGIMARC CORPORATION 发明人 RHOADS GEOFFREY B.;CARR J. SCOTT
分类号 G06K9/00 主分类号 G06K9/00
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