发明授权
- 专利标题: A METHOD AND DEVICE FOR EMBEDDING DIGITAL WATERMARK INTO A TEXT DOCUMENT AND DETECTING IT
- 专利标题(中): 方法和装置嵌入数字水印在文本文档和用于检测
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申请号: EP06741765.9申请日: 2006-04-29
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公开(公告)号: EP1956823B1公开(公告)日: 2012-10-31
- 发明人: YANG, Bin , SHI, Wenzhe , QI, Wenfa , CHENG, Shengyuan , WANG, Lidong
- 申请人: Beijing Founder Electronics Co., Ltd. , Peking University , Peking University Founder Group Co., Ltd
- 申请人地址: Founder Building No. 9, Shangdiwu Street Haidian District, Beijing 100085 CN
- 专利权人: Beijing Founder Electronics Co., Ltd.,Peking University,Peking University Founder Group Co., Ltd
- 当前专利权人: Beijing Founder Electronics Co., Ltd.,Peking University,Peking University Founder Group Co., Ltd
- 当前专利权人地址: Founder Building No. 9, Shangdiwu Street Haidian District, Beijing 100085 CN
- 代理机构: Haley, Stephen
- 优先权: CN200510125727 20051201
- 国际公布: WO2007062554 20070607
- 主分类号: H04N1/32
- IPC分类号: H04N1/32 ; H04N1/387
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