发明名称 |
Image processing method |
摘要 |
Sub-information is embedded in main image information having undergone thinning-out processing and rotation processing. The resultant composite image information in which the sub-information is embedded is recorded on a recording medium after performing transformation processing of rotation reverse to the rotation processing.
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申请公布号 |
US6901862(B2) |
申请公布日期 |
2005.06.07 |
申请号 |
US20030624669 |
申请日期 |
2003.07.23 |
申请人 |
KABUSHIKI KAISHA TOSHIBA |
发明人 |
YAMAGUCHI TAKASHI;MIKI TAKEO |
分类号 |
H04N1/387;G06T1/00;H04N1/21;H04N1/32;(IPC1-7):B41F27/00;G06K9/00;H04L9/00 |
主分类号 |
H04N1/387 |
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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