Title :
Benefit of Raman amplification in ultra-long-distance 40 Gbit/s-based WDM transmission
Author :
Morita, I. ; Tanaka, K. ; Edagawa, N.
Author_Institution :
KDD R&D Labs. Inc., Saitama, Japan
Abstract :
An optimum configuration for hybrid Raman/EDFA amplification in ultra-long-distance 40 Gbit/s WDM transmission was investigated. By optimizing the Raman gain, 16 /spl times/ 40 Gbit/s WDM transmission over 2000 km was achieved with 80 km amplifier spacing.
Keywords :
Raman lasers; erbium; optical fibre amplifiers; optical fibre communication; optimisation; wavelength division multiplexing; 2000 km; 40 Gbit/s; 80 km; Gbit/s WDM transmission; Gbit/s-based WDM transmission; Raman amplification; Raman gain; optical fibre amplifier spacing; optimum configuration; ultra-long-distance; Erbium-doped fiber amplifier; Fiber nonlinear optics; Optical amplifiers; Optical fiber polarization; Optical modulation; Optical pulse generation; Pulse modulation; Signal to noise ratio; Stimulated emission; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communication Conference and Exhibit, 2001. OFC 2001
Conference_Location :
Anaheim, CA, USA
Print_ISBN :
1-55752-655-9
