Author:
Nakamura Masanori,Nagatani Munehiko,Jyo Teruo,Hamaoka Fukutaro,Mutoh Miwa,Shiratori Yuta,Wakita Hitoshi,Kobayashi Takayuki,Takahashi Hiroyuki,Miyamoto Yutaka
Abstract
This paper discusses key technologies toward multi-terabit digital coherent transmission with high-speed electrical signaling. We also present recent research results on >2-Tb/s/wavelength transmission using advanced linear and nonlinear DSP and an in-house >130-GHz InP-DHBT amplifier.