Yanming Liu

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Lexington, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Passive optical network with wavelength division multiplexing
- Patent number 8,005,363
- Issue date Aug 23, 2011
- Hitachi Communication Technologies, Inc.
- Yanming Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
PASSIVE OPTICAL NETWORK WITH WAVELENGTH DIVISION MULTIPLEXING
- Publication number 20090154924
- Publication date Jun 18, 2009
- Yanming Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE