Lijing Ding

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Nepean, CA

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for non-intrusive single-ended voice quality a...
- Patent number 8,305,913
- Issue date Nov 6, 2012
- Nortel Networks Limited
- Mohamed El-Hennawey
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for non-intrusive single-ended voice quality a...
- Patent number 7,729,275
- Issue date Jun 1, 2010
- Nortel Networks Limited
- Mohamed El-Hennawey
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Method And Apparatus For Non-Intrusive Single-Ended Voice Quality A...
- Publication number 20080212567
- Publication date Sep 4, 2008
- Mohamed El-Hennawey
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and Apparatus for Non-Intrusive Single-Ended Voice Quality A...
- Publication number 20080151769
- Publication date Jun 26, 2008
- Mohamed El-Hennawey
- H04 - ELECTRIC COMMUNICATION TECHNIQUE