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Soliton transmission at 20 Gbit/s, with a BER < 10–9, was achieved over 5200 km of non-zero-dispersion-shifted fibre (NZ-DSF). The 106.7 km long span of NZ-DSF was partially compensated by using 2.4 km of dispersion-compensating fibre (DCF).
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Favre et al. (1998) studied this question.
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