Invention Application
- Patent Title: FINGERPRINTING METHOD AND SYSTEM
- Patent Title (中): 指纹方法和系统
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Application No.: PCT/IB2009/052737Application Date: 2009-03-30
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Publication No.: WO2009122385A2Publication Date: 2009-10-08
- Inventor: LIU, Zhongxuan , LIAN, Shiguo , REN, Zhen
- Applicant: FRANCE TELECOM , LIU, Zhongxuan , LIAN, Shiguo , REN, Zhen
- Applicant Address: 6, Place d'Alleray F-75015 Paris FR
- Assignee: FRANCE TELECOM,LIU, Zhongxuan,LIAN, Shiguo,REN, Zhen
- Current Assignee: FRANCE TELECOM,LIU, Zhongxuan,LIAN, Shiguo,REN, Zhen
- Current Assignee Address: 6, Place d'Alleray F-75015 Paris FR
- Agency: FRANCE TELECOM FTR&D/PIV/Brevets
- Priority: CNPCT/CN2008/070634 20080329
- Main IPC: H04N7/24
- IPC: H04N7/24
Abstract:
A method for embedding a fingerprint into a media content, said fingerprint comprising elements belonging to an alphabet, said method comprising the acts of embedding a plurality of watermarks into the media content, said watermarks corresponding to the elements of the fingerprint and at least to one other element of the alphabet and eliminating a number of watermarks so that only watermarks corresponding to the elements of the fingerprint remain embedded in the media content.
Information query