发明申请
- 专利标题： Fragile audio watermark related to a buried data channel
- 专利标题（中）： 与隐藏数据通道相关的脆弱音频水印
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申请号： US10551973申请日： 2004-03-31
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公开(公告)号： US20060198557A1公开(公告)日： 2006-09-07
- 发明人: Leon Van De Kerkhof , Arnoldus Werner Oomen
- 申请人： Leon Van De Kerkhof , Arnoldus Werner Oomen
- 优先权： EP03100946.7 20030408
- 国际申请： PCT/IB04/50367 WO 20040331
- 主分类号： G06K9/40
- IPC分类号： G06K9/40
摘要：
The present invention relates to methods, devices, a signal and recorded medium relating to a fragile watermark (WM) in a media signal. According to the invention a fragile watermark is provided in or in coding related to a buried data channel (40, 42, 44, 46) provided in the audio samples of the media signal, In this way the fragile watermark can be made to be very complex and still remain imperceptible to a user.
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