Shengyuan Cheng

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Methods and apparatus for embedding and detecting digital watermark...
- Patent number 8,107,129
- Issue date Jan 31, 2012
- Peking University Founder Group Co., Ltd.
- Bin Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Methods and Apparatus for Embedding and Detecting Digital Watermark...
- Publication number 20080297853
- Publication date Dec 4, 2008
- PEKING UNIVERSITY FOUNDER GROUP CO., LTD.
- Bin Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE