发明名称 |
WATERMARKING A CARRIER ON WHICH AN IMAGE WILL BE PLACED OR PROJECTED |
摘要 |
A carrier is digitally watermarked (101) and an image is printed oon top of the carrier that has been digitally watermarked (102). This watermark can be read by a watermark reading program. If copies are produced (103 and 104), i.e. scanning or photocpying, of this digitally watermark then the copies will bear the watermark and can be read by a watermark read program (105) or be visible on a photocopy of the image.
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申请公布号 |
WO02089044(A1) |
申请公布日期 |
2002.11.07 |
申请号 |
WO2002US05991 |
申请日期 |
2002.02.28 |
申请人 |
DIGIMARC CORPORATION |
发明人 |
LEVY, KENNETH, L.;HANNIGAN, BRETT, T. |
分类号 |
B41J2/01;B41J3/407;B41J29/393;B41M3/10;H04N1/32;(IPC1-7):G06K9/00 |
主分类号 |
B41J2/01 |
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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