Xuejun Lu

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Fremont, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Integration of a gain equalization filter in a gain medium
- Patent number 7,495,825
- Issue date Feb 24, 2009
- Finisar Corporation
- Jian Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Staged amplifier for lower noise figure and higher saturation power
- Patent number 7,440,171
- Issue date Oct 21, 2008
- Finisar Corporation
- Jian Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Scalable and exchangeable erbium doped fiber amplifier for DWDM
- Patent number 7,236,700
- Issue date Jun 26, 2007
- Finisar Corporation
- Jian Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated variable optical attenuator
- Patent number 7,235,852
- Issue date Jun 26, 2007
- Finisar Corporation
- Steve Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dual fiber optic amplifier with shared pump source
- Patent number 7,031,051
- Issue date Apr 18, 2006
- Finisar Corporation
- Jian Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
INTEGRATION OF A GAIN EQUALIZATION FILTER IN A GAIN MEDIUM
- Publication number 20070253664
- Publication date Nov 1, 2007
- Jian Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Integrated variable optical attenuator
- Publication number 20050045981
- Publication date Mar 3, 2005
- Steve Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Integration of gain equalization filter in a gain medium
- Publication number 20040090664
- Publication date May 13, 2004
- Jian Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Staged amplifier for lower noise figure and higher saturation power
- Publication number 20040085622
- Publication date May 6, 2004
- Jian Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Dual fiber optic amplifier with shared pump source
- Publication number 20040085624
- Publication date May 6, 2004
- Jian Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE