发明名称 |
Electron watermark implemented receiver for broadcast system |
摘要 |
A reproduced video data is displayed in CRT (23) corresponding to the received data. An electron watermark detector (24) detects a specific data from the received data. An output unit performs a specific process when detected specific data coincides with predetermined condition.
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申请公布号 |
DE19920045(A1) |
申请公布日期 |
1999.12.02 |
申请号 |
DE19991020045 |
申请日期 |
1999.04.23 |
申请人 |
NEC CORP., TOKIO/TOKYO |
发明人 |
FUJIHARA, SHIRO |
分类号 |
G06T1/00;G06T9/00;G09C5/00;H04N1/32;H04N1/387;H04N5/44;H04N7/08;H04N7/081;H04N7/16;(IPC1-7):H04N1/00 |
主分类号 |
G06T1/00 |
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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