2010 · 80 citations · 1 references
EngineeringCommunicationElectrical EngineeringDigital CommunicationProbability TheoryPropagationDigital Signal ProcessingFiber OpticsFiber-optic CommunicationOptical Communication SystemsOptical Fiber PropagationOptical FibersChannel ModelingEqualizationFiber Optic Communication SystemsGaussian DistributionsOptical Transmission SystemsPropagation Channel CharacterizationStatistical Channel ModelingStatistical Propagation Models
We show by simulation that PM-QPSK signal components, after propagating in uncompensated fiber links, assume Gaussian distribution, both in linear and non-linear regime, even in absence of ASE noise. After DSP equalization, the statistics of decision variables is also Gaussian.
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