A novel update algorithm in Stokes space for adaptive equalization in coherent receivers

Bosco, G.,Visintin, M.,Poggiolini, P.,Forghieri, F.

Optical Fiber Communications Conference and Exhibition（2014）

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摘要

We propose a novel update algorithm based on error signals evaluated in Stokes space, independent of both phase-noise and frequency-offset. We compare its performance to standard CMA for PM-16QAM modulation, showing 0.5-dB gain at BER=10-2.

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关键词

adaptive equalisers,error statistics,optical receivers,phase noise,quadrature amplitude modulation,ber,pm-qam modulation,stokes space,adaptive equalization,coherent receiver,constant modulus algorithm,error signals evaluation,frequency offset,gain 0.5 db,standard cma,bit error rate,signal to noise ratio

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