[1] Hansen P B, Eskildsen L, Grubb S G,et al. Capacity upgrades of transmission systems by Raman amplification.IEEE Photon Technol Lett, 1997,9(2):262~264
[2] Imai K, Tsuritani T, Tanaka K,et al. 500 Gb/s(50×10Gb/s) WDM transmission over 4000km using broadband EDFAs and low dispersion slope fiber.OFC′99,San Diego, February 1999.PD5
[4] Namiki S, Emori Y. Recent advances in ultra-wideband Raman amplifiers.OFC′2000, Baltimore, Maryland, March 2000.FF1
[5] Mochizuki K. Optical fiber transmission systems using stimulated Raman scattering: theory.J Lightwave Technol, 1985,LT-3(3): 688~694
[6] Nakashima T, Seikai S,Nakazawa M.Configuration of the optical transmission line using stimulated Raman scattering for signal light amplification.J Lightwave Technol, 1986,LT-4(6): 569~573
[7] Agrawal G P. Nonlinear Fiber Optics. New York:Academic, 1989