Title :
Unique-word DFT-spread OFDM for ultra-high speed optical transmission
Author :
Chen, Xi ; Li, An ; Gao, Guanjun ; Al Amin, Abdullah ; Shieh, William
Author_Institution :
Dept. of Electr. & Electron. Eng., Univ. of Melbourne, Melbourne, VIC, Australia
Abstract :
We present the principle and experimental demonstration of Unique-word DFT-Spread OFDM transmission. The results show that the 1-Tb/s UW-DFTS-4QAM-OFDM signal can be transmitted over 8,000-km SSMF, with 0.6-dB Q-factor improvement compare with the conventional OFDM.
Keywords :
OFDM modulation; Q-factor; discrete Fourier transforms; optical communication; quadrature amplitude modulation; Q-factor; UW-DFTS-4QAM-OFDM signal; bit rate 1 Tbit/s; discrete-Fourier-transform; distance 8000 km; quadrature amplitude modulation; ultra-high speed optical transmission; unique-word DFT-spread OFDM; Channel estimation; Discrete Fourier transforms; OFDM; Optical polarization; Phase estimation; Phase noise; Training;
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2012 17th
Conference_Location :
Busan
Print_ISBN :
978-1-4673-0976-9
Electronic_ISBN :
2166-8884
DOI :
10.1109/OECC.2012.6276416
