| 发明名称 |
MPEG watermarking system has segment data in signal avoids separate file |
| 摘要 |
An MPEG watermarking system segments (E2) a video signal into object based cells (Ck) and assigns (E3) a label (L) to each cell with label related key (K) based pseudo random data (E6) invisibly inserted (E7) in each cell. Includes an Independent claim for equipment implementing the system.
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| 申请公布号 |
FR2823630(A1) |
申请公布日期 |
2002.10.18 |
| 申请号 |
FR20010005042 |
申请日期 |
2001.04.12 |
| 申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
LE FLOCH HERVE |
| 分类号 |
G06T1/00;H04N1/32;H04N7/26;(IPC1-7):H04N7/50;H04N5/445;H04N7/08 |
主分类号 |
G06T1/00 |
| 代理机构 |
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