Location-resolved PDL Monitoring with Rx-side Digital Signal Processing in Multi-span Optical Transmission System
Motohiko Eto, Kazuyuki Tajima, Setsuo Yoshida, Shoichiro Oda, Takeshi Hoshida
Abstract
We propose a novel monitoring that enables to localize PDL in multi-span transmission using only Rx-side DSP and experimentally demonstrate sufficient accuracy within error of 1km with eighty-two polarization combinations in three-span, 180-km transmission line.
Topics & Concepts
Span (engineering)Digital signal processingTransmission (telecommunications)Computer scienceSignal processingPolarization (electrochemistry)Electronic engineeringTransmission lineOpticsTelecommunicationsComputer hardwarePhysicsEngineeringStructural engineeringPhysical chemistryChemistryOptical Network TechnologiesPhotonic and Optical DevicesAdvanced Photonic Communication Systems