发明授权
- 专利标题: Digital watermarks
- 专利标题(中): 数字水印
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申请号: US13238306申请日: 2011-09-21
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公开(公告)号: US08644548B2公开(公告)日: 2014-02-04
- 发明人: Geoffrey B. Rhoads , J. Scott Carr
- 申请人: Geoffrey B. Rhoads , J. Scott Carr
- 申请人地址: US OR Beaverton
- 专利权人: Digimarc Corporation
- 当前专利权人: Digimarc Corporation
- 当前专利权人地址: US OR Beaverton
- 主分类号: G06K9/00
- IPC分类号: G06K9/00
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.
公开/授权文献
- US20120008823A1 DIGITAL WATERMARKS 公开/授权日:2012-01-12
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