Novel No-Guard-Interval PDM CO-OFDM Transmission in 4.1 Tb/s (50 x 88.8-Gb/s) DWDM Link over 800 km SMF Including 50-GHz Spaced ROADM Nodes

Eiichi Yamada,Akihide Sano,Hiroji Masuda,Takayuki Kobayashi,Eiji Yoshida,Yutaka Miyamoto,Yoshinori Hibino,Koichi Ishihara,Yasushi Takatori,Kazuyasu Okada,Kazuo Hagimoto,Takashi Yamada,Hiroshi Yamazaki

Novel No-Guard-Interval PDM CO-OFDM Transmission in 4.1 Tb/s (50 x 88.8-Gb/s) DWDM Link over 800 km SMF Including 50-GHz Spaced ROADM Nodes

2008

Eiichi Yamada
Akihide Sano
Hiroji Masuda
Takayuki Kobayashi
Eiji Yoshida
Yutaka Miyamoto
Yoshinori Hibino
Koichi Ishihara
Yasushi Takatori
Kazuyasu Okada
Kazuo Hagimoto
Takashi Yamada
Hiroshi Yamazaki

We demonstrated spectrally efficient (1.65-b/s/Hz) DWDM transmission of 88.8 Gb/s polarization division multiplexed coherent OFDM signals without guard interval. The record 18-concatenated 50-GHz-spaced ROADM transmission and high DGD tolerance over 120 ps were experimentally confirmed.

Keywords:

Signal processing
Guard interval
Polarization-division multiplexing
Transmission (telecommunications)
Telecommunications
Optical amplifier
Optics
Multiplexing
Orthogonal frequency-division multiplexing
Electronic engineering
Wavelength-division multiplexing
Engineering

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