发明名称 |
Image Data Processing |
摘要 |
A digital image is processed to hide information, by generally inconspicuous adjustments thereof. These adjustments can define a pattern that extends across some or all of the image. Desirably, the pattern is adapted to the particular image being encoded, so as to better conceal the encoding.
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申请公布号 |
US2007019837(A1) |
申请公布日期 |
2007.01.25 |
申请号 |
US20060536459 |
申请日期 |
2006.09.28 |
申请人 |
POWELL ROBERT D;NITZBERG MARK J |
发明人 |
POWELL ROBERT D.;NITZBERG MARK J. |
分类号 |
G06K9/00;G06T1/00;G06T7/00;G06T9/00;G07D7/00;G07D7/12;G07D7/20;G07F7/12;G09C5/00;H04N1/32;H04N1/387;H04N1/40;H04N7/08;H04N7/081;H04N7/26 |
主分类号 |
G06K9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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