发明名称 |
Data processing apparatus, data processing method, data reading apparatus, and recording apparatus |
摘要 |
In a data processing apparatus and method, watermark information embedded in data can be detected even if the data is subjected to various processing. The apparatus includes a processor for processing data, an output unit for outputting the data processed by the processor, a measurement unit for measuring and determining a processing record of the processed data, and a controller for controlling the operation of the processor based on the processing record.
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申请公布号 |
US2001019659(A1) |
申请公布日期 |
2001.09.06 |
申请号 |
US20000750370 |
申请日期 |
2000.12.28 |
申请人 |
HIRAI JUN |
发明人 |
HIRAI JUN |
分类号 |
G09C5/00;G06F21/24;G06T1/00;G11B19/04;G11B20/00;G11B20/10;G11B23/28;H04N1/387;H04N5/44;H04N5/85;H04N5/91;H04N5/913;(IPC1-7):H04N5/92;G11B15/04 |
主分类号 |
G09C5/00 |
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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