Nonlinear interference noise in 100-Gbit s–1 communication lines with the DP-QPSK modulation formatстатья
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Дата последнего поиска статьи во внешних источниках: 15 января 2016 г.
Аннотация:The nonlinear interference noise power was measured
experimentally as a function of the signal power and the length of
the fibre coherent 100-Gbit s–1 communication line, in which chromatic
dispersion is not optically compensated. An expression was
derived for the optimal signal power corresponding to a maximal
excess of the measured optical signal-to-noise ratio (OSNR) over
the OSNR required for conditionally error-free operation. The
dependence of signal optimal power measured experimentally well
agrees with the theoretical formula derived.