120-Gb/s PDM 64-QAM transmission over 1,280 km using multi-staged nonlinear compensation in digital coherent receiver

Takayuki Kobayashi,Akihide Sano,Akihiko Matsuura,Etsushi Yamazaki,Eiji Yoshida,Yutaka Miyamoto,Tadao Nakagawa,Youhei Sakamaki,Takayuki Mizuno

120-Gb/s PDM 64-QAM transmission over 1,280 km using multi-staged nonlinear compensation in digital coherent receiver

2011

Takayuki Kobayashi
Akihide Sano
Akihiko Matsuura
Etsushi Yamazaki
Eiji Yoshida
Yutaka Miyamoto
Tadao Nakagawa
Youhei Sakamaki
Takayuki Mizuno

We succeed in the long-haul (1,280km) transmission of a 120-Gb/s PDM 64-QAM signal. The transmission distance was extended from 800 km to 1,280 km by a multi-stage nonlinear compensation technique that mitigates the intra-channel nonlinearities.

Keywords:

Quadrature amplitude modulation
Nonlinear system
Optics
Engineering
Electronic engineering
Transmission (mechanics)
Nonlinear optics
optical receivers
fiber nonlinear optics
optical polarization

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