发明名称 |
INFORMATION BURYING DEVICE AND DETECTING DEVICE |
摘要 |
The present invention provides an information embedding apparatus that is capable of preventing playback stop of a content that has been shot without intention of misuse. The information embedding apparatus comprises: an acquisition unit operable to acquire the content that is played back along the playback time-line; a watermark generating unit operable to generate the watermarks such that values held by the watermarks vary according to a first rule, the first rule showing that the values should vary according to a sequential order on the playback time-line; and an embedding unit operable to embed two or more of the watermarks into the content while keeping the sequential order.
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申请公布号 |
US2010034513(A1) |
申请公布日期 |
2010.02.11 |
申请号 |
US20070304877 |
申请日期 |
2007.06.19 |
申请人 |
NAKANO TOSHIHISA;HARADA SHUNJI;YAMAMOTO MASAYA;MURASE KAORU;OGAWA TOMOKI;SUZUKI RYOJI;ISHIHARA HIDESHI |
发明人 |
NAKANO TOSHIHISA;HARADA SHUNJI;YAMAMOTO MASAYA;MURASE KAORU;OGAWA TOMOKI;SUZUKI RYOJI;ISHIHARA HIDESHI |
分类号 |
H04N5/913;G06K9/00 |
主分类号 |
H04N5/913 |
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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