Yoshikazu Terayama

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Detecting abnormality in an optical receiver
- Patent number 7,991,301
- Issue date Aug 2, 2011
- Fujitsu Limited
- Noriaki Mizuguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase control apparatus and optical DQPSK receiver
- Patent number 7,684,713
- Issue date Mar 23, 2010
- Fujitsu Limited
- Yoshikazu Terayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
LIGHT RECEIVING CIRCUIT AND BANDWIDTH CONTROL METHOD
- Publication number 20120251102
- Publication date Oct 4, 2012
- Fujitsu Limited
- Yoshikazu TERAYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL DQPSK RECEIVER AND OPTICAL PHASE MONITOR APPARATUS FOR USE...
- Publication number 20090214226
- Publication date Aug 27, 2009
- FUJITSU LIMITED
- Noriaki MIZUGUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DETECTING ABNORMALITY IN AN OPTICAL RECEIVER
- Publication number 20080253761
- Publication date Oct 16, 2008
- FUJITSU LIMITED
- Noriaki MIZUGUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Phase control apparatus and optical DQPSK receiver
- Publication number 20070292140
- Publication date Dec 20, 2007
- FUJITSU LIMITED
- Yoshikazu Terayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE