Title :
20×112Gbit/s, 50GHz spaced, PolMux-RZ-QPSK straight-line transmission over 1540km of SSMF employing digital coherent detection and pure EDFA amplification
Author :
Yu, Jianjun ; Zhou, Xiang ; Qian, Dayou ; Huang, Mingfang ; Ji, Philip ; Zhang, Guodong
Author_Institution :
NEC Labs. America Inc., Princeton, NJ
Abstract :
By using PolMux-RZ-QPSK modulation format and digital coherent detection, we have demonstrated 20times112 Gbit/s DWDM transmission over 1540 km of SSMF without using Raman amplification or optical dispersion compensation.
Keywords :
amplification; optical fibre dispersion; quadrature phase shift keying; signal detection; wavelength division multiplexing; DWDM transmission; EDFA amplification; PolMux-RZ-QPSK straight-line transmission; Raman amplification; bit rate 2240 Gbit/s; digital coherent detection; distance 1540 km; frequency 50 GHz; optical dispersion compensation; quadrature phase shift keying; wavelength division multiplexing; Erbium-doped fiber amplifier; High speed optical techniques; Laser tuning; Modulation; Optical filters; Optical polarization; Optical transmitters; Stimulated emission; Tunable circuits and devices; Wavelength division multiplexing;
Conference_Titel :
Optical Communication, 2008. ECOC 2008. 34th European Conference on
Conference_Location :
Brussels
Print_ISBN :
978-1-4244-2227-2
Electronic_ISBN :
978-1-4244-2228-9
DOI :
10.1109/ECOC.2008.4729393
