Patent Inventor: Yumiko Kawasaki
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Optical transmission system and dispersion compensator
Inventor: Miyauchi, et al. | Patent Number: 7376361
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Optical transmission system using in-line amplifiers
Inventor: Miyauchi, et al. | Patent Number: 7263296
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Optical transmission system using in-line amplifiers
Inventor: Miyauchi, et al. | Patent Number: 7116918
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Optical transmission system and dispersion compensator
Inventor: Miyauchi, et al. | Patent Number: 7116913
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Wavelength multiplexing transmission apparatus and wavelength demultiplexing reception apparatus
Inventor: Yamane, et al. | Patent Number: 7079771
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Method and system for optical transmission adopting dispersion compensation
Inventor: Tsuda, et al. | Patent Number: 7068876
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Method for optical fiber communication, and device and system for use in carrying out the method
Inventor: Kawasaki, et al. | Patent Number: 7006769
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Optical transmission system and dispersion compensator
Inventor: Miyauchi, et al. | Patent Number: 6823141
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Method for optical fiber communication, and terminal device and system for use in carrying out the method
Inventor: Tsuda, et al. | Patent Number: 6738584
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Optical transmission system using in-line amplifiers
Inventor: Miyauchi, et al. | Patent Number: 6570691
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Wavelength multiplexing transmission apparatus and wavelength demultiplexing reception apparatus
Inventor: Yamane, et al. | Patent Number: 6496288
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Optical transmission device and optical communication system
Inventor: Okano, et al. | Patent Number: 6449074
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Wavelength multiplexing transmission apparatus and wavelength demultiplexing reception apparatus
Inventor: Yamane, et al. | Patent Number: 6295147
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Optical amplifier and optical communication system having the optical amplifier
Inventor: Kawasaki, et al. | Patent Number: 6288836
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Wavelength-division-multiplexing optical amplifier
Inventor: Yamane, et al. | Patent Number: 6061173
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Optical amplifier and optical transmission system including the optical amplifier
Inventor: Tsuda, et al. | Patent Number: 6038063
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Optical transmission system
Inventor: Miyauchi, et al. | Patent Number: 5877881
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Auxiliary-signal transmission system
Inventor: Tamura, et al. | Patent Number: 5841558
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Auxiliary-signal transmission system
Inventor: Tamura, et al. | Patent Number: 5798857
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Wavelength-division-multiplexing optical amplifier
Inventor: Yamane, et al. | Patent Number: 5764404
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Optical amplifier and optical transmission apparatus
Inventor: Takahashi, et al. | Patent Number: 5680246
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Auxiliary-signal transmission system
Inventor: Tamura, et al. | Patent Number: 5625481