106
Chapter 4 DCF 1545nm Raman 100-400mW 3p
dBm
dBm
DS 1545nm Raman 100-900mW 3p 0 −10 −20 −30 −40 −50 −60 1.420 1.440 1.460 1.480 1.500 1.520 1.540 1.560 nm Raman 100mW
a
Raman 900mW
10 0 −10 −20 −30 −40 −50 −60 1.420 1.440 1.460 1.480 1.500 1.520 1.540 1.560 nm Raman 100mW
Raman 400mW
b
Fig. 4.40 Output optical spectra for (a) a Dispersion Shifted Fibre, and (b) a Dispersion Compensation Fibre
Fig. 4.41 Comparison between Dispersion Shifted and Dispersion Compensation Fibre in a wavelength range from 1,505 to 1,550 nm
Fig. 4.42 Experimental setup with Raman amplification in the C-band