ZiYi Lu

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for providing an interactive language tutor
- Patent number 7,299,188
- Issue date Nov 20, 2007
- Lucent Technologies Inc.
- Sunil K. Gupta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Automatic pronunciation scoring for language learning
- Patent number 7,219,059
- Issue date May 15, 2007
- Lucent Technologies Inc.
- Sunil K. Gupta
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for providing an interactive language tutor
- Publication number 20040006461
- Publication date Jan 8, 2004
- Sunil K. Gupta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Automatic pronunciation scoring for language learning
- Publication number 20040006468
- Publication date Jan 8, 2004
- LUCENT TECHNOLOGIES INC.
- Sunil K. Gupta
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS