Title :
112 Gb/s PDM-QPSK transmission over 3000km of G.652 ultra-low-loss fiber with 125 km EDFA amplified spans and coherent detection
Author :
Zhang, Chengliang ; Li, Junjie ; Huo, Xiaoli ; Zhang, Huijian ; Deng, Jian ; Chen, Zhiqiang ; Zhong, Shengqian ; Zhang, Dejiang ; Lee, Mou-Tion ; Zhou, Xiaodong ; Qi, Shaofeng
Author_Institution :
China Telecom Beijing Res. Inst., Beijing, China
Abstract :
112 Gb/s PDM-QPSK signal straight-line transmission over 3000 km G.652 ultra-low-loss fiber without Raman amplifiers and in-line dispersion compensation is experimentally demonstrated. 2.8 dB OSNR margin is achieved from coherent detection and DSP technology.
Keywords :
optical fibre amplifiers; optical fibre communication; quadrature phase shift keying; wavelength division multiplexing; DSP technology; EDFA amplified spans; G.652 ultra-low-loss fiber; PDM-QPSK; Raman amplifiers; bit rate 112 Gbit/s; coherent detection; in-line dispersion compensation; size 125 km; size 3000 km; Erbium-doped fiber amplifier; Optical fiber amplifiers; Optical fiber dispersion; Optical fiber networks; Optical noise; Signal to noise ratio; Stimulated emission;
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2011 16th
Conference_Location :
Kaohsiung
Print_ISBN :
978-1-61284-288-2
Electronic_ISBN :
978-986-02-8974-9
