Title :
Evaluation of modulation formats for 160 Gb/s transmission systems using Raman amplification
Author :
Xu, Zhenbo ; Rottwitt, Karsten ; Jeppesen, Palle
Author_Institution :
Res. Center COM, Tech. Univ. Denmark, Lyngby, Denmark
Abstract :
We evaluate 160 Gb/s systems with different modulation formats. RZ-DPSK gives best performance for a single channel system with 40% reach improvement compared to RZ, CSRZ-DPSK is more robust in a WDM system.
Keywords :
Raman spectra; differential phase shift keying; optical fibre communication; optical modulation; wavelength division multiplexing; 160 Gb/s transmission systems; 160 Gbit/s; RZ-DPSK; Raman amplification; WDM system; modulation formats; single channel system; Differential quadrature phase shift keying; Modulation; Optical attenuators; Optical filters; Optical interferometry; Optical pumping; Optical receivers; Signal generators; Stimulated emission; Wavelength division multiplexing;
Conference_Titel :
Lasers and Electro-Optics Society, 2004. LEOS 2004. The 17th Annual Meeting of the IEEE
Print_ISBN :
0-7803-8557-8
DOI :
10.1109/LEOS.2004.1363388
