Inventor
TANAKA TOMOTO
JP15 patents
Patents
15 patentsUS6388801B1May 14, 2002
Optical amplification apparatus utilizing Raman amplification and controlling method thereof
FUJITSU LTD134 citations99
US6624926B1Sep 23, 2003
Optical amplifier with pump light source control for raman amplification
FUJITSU LTD92 citations98
US6510000B1Jan 21, 2003
Optical amplifier for wide band raman amplification of wavelength division multiplexed (WDM) signal lights
FUJITSU LTD87 citations98
US7042636B2May 9, 2006
Optical amplifier with pump light source control for Raman amplification
FUJITSU LTD13 citations92
US6891661B2May 10, 2005
Optical amplifier with pump light source control for Raman amplification
FUJITSU LTD24 citations92
US6683712B2Jan 27, 2004
Optical amplification apparatus using Raman amplification
FUJITSU LTD13 citations92
US6577437B2Jun 10, 2003
Optical amplification apparatus utilizing Raman amplification and controlling method thereof
FUJITSU LTD22 citations92
US6441951B1Aug 27, 2002
Optical amplification apparatus using Raman amplification
FUJITSU LTD32 citations92
US7362499B2Apr 22, 2008
Optical amplifier with pump light source control for Raman amplification
FUJITSU LTD10 citations84
US7133192B2Nov 7, 2006
Light amplification control unit and method
FUJITSU LTD8 citations74
US6873455B2Mar 29, 2005
Optical amplification apparatus utilizing raman amplification and controlling method thereof
FUJITSU LTD8 citations74
US6847478B1Jan 25, 2005
Optical amplification apparatus using Raman amplification
FUJITSU LTD7 citations74
US7394589B2Jul 1, 2008
Optical amplifier for wide band Raman amplification of wavelength division multiplexed (WDM) signal lights
FUJITSU LTD3 citations63
US7245422B2Jul 17, 2007
Raman optical amplifier, optical transmission system using the same, and raman optical amplification method
FUJITSU LTD4 citations62
US7400444B2Jul 15, 2008
Optical amplifier and control method for optical amplifier
FUJITSU LTD3 citations61