发明名称 |
ELECTRONIC CAMERA |
摘要 |
PROBLEM TO BE SOLVED: To provide an electronic camera that is suitable for preventing forgery of generated digital image data and for improving the reliability as evidence. SOLUTION: A relating information insert section 18 uses the electronic watermark technology to imbed relating information of digital image data stored in a relating information storage section 12 to the digital image data obtained by an image receiving section 11. An electronic signature generating section 15 generates an electronic signature of the digital image data to which the relating information is imbedded. A recording section 17 adds the electronic signature to the digital image data to which the relating information is imbedded and stores the resulting data to a storage section 16. |
申请公布号 |
JP2000152148(A) |
申请公布日期 |
2000.05.30 |
申请号 |
JP19980323179 |
申请日期 |
1998.11.13 |
申请人 |
HITACHI LTD |
发明人 |
MORIFUJI HAJIME;IWAMI NAOKO;YOSHIURA YUTAKA;KONNO CHISATO;KUROSU YUTAKA |
分类号 |
H04N5/765;G06T1/00;H04N1/32;H04N1/387;H04N5/225;H04N5/262;H04N5/781;H04N5/91;(IPC1-7):H04N5/765 |
主分类号 |
H04N5/765 |
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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