Yuichirou SAKAMOTO

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Patents Grantslast 30 patents

Information Patent Grant
Digital coherent receiver, optical reception system, and optical re...
- Patent number 9,306,675
- Issue date Apr 5, 2016
- Fujitsu Limited
- Yuichirou Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital optical coherent transmission device
- Patent number 9,031,420
- Issue date May 12, 2015
- Fujitsu Limited
- Yuichirou Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital coherent receiver and digital coherent reception method
- Patent number 8,670,678
- Issue date Mar 11, 2014
- Fujitsu Limited
- Yuichirou Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DIGITAL COHERENT RECEIVER, OPTICAL RECEPTION SYSTEM, AND OPTICAL RE...
- Publication number 20140328602
- Publication date Nov 6, 2014
- Fujitsu Limited
- Yuichirou Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIGITAL OPTICAL COHERENT TRANSMISSION DEVICE
- Publication number 20130259487
- Publication date Oct 3, 2013
- Fujitsu Limited
- Yuichirou SAKAMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIGITAL COHERENT RECEIVER AND DIGITAL COHERENT RECEPTION METHOD
- Publication number 20110229127
- Publication date Sep 22, 2011
- FUJITSU LIMITED
- Yuichirou SAKAMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE