Title :
System margin enhancement with Raman gain in multi-span WDM transmission
Author :
Srivastava, A.K. ; Zhang, L. ; Sun, Y. ; Sulhoff, J.W. ; Wolf, C.
Author_Institution :
Crawford Hill Lab., AT&T Bell Labs., Holmdel, NJ, USA
Abstract :
With the improvement of 4-dB system margin by distributed Raman gain, we demonstrate error-free transmission of 40 wavelength-division multiplexing (WDM) L-band channels with 50-GHz spacing at 10 Gbit/s over 5/spl times/120 km spans of dispersion-shifted fiber.
Keywords :
Raman lasers; optical fibre amplifiers; optical fibre dispersion; optical fibre networks; wavelength division multiplexing; 10 Gbit/s; 120 km; 600 km; GHz spacing; Raman gain; WDM L-band channels; dispersion-shifted fiber span; distributed Raman gain; error-free transmission; multi-span WDM transmission; system margin enhancement; wavelength-division multiplexing L-band channels; Erbium-doped fiber amplifier; Fiber lasers; L-band; Laser excitation; Optical amplifiers; Optical fiber communication; Optical fiber polarization; Power amplifiers; Stimulated emission; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communication Conference, 1999, and the International Conference on Integrated Optics and Optical Fiber Communication. OFC/IOOC '99. Technical Digest
Conference_Location :
San Diego, CA, USA
Print_ISBN :
1-55752-582-X
DOI :
10.1109/OFC.1999.765992
