Fractionally-spaced frequency domain equalization for optical coherent receivers with interleaved samplers

Yasumura, Y., Yoshida, Y.,Kitayama, K.-I.

Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference（2013）

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摘要

We propose a fractionally-spaced frequency domain equalization technique for optical coherent receivers with interleaved samplers and experimentally demonstrate its robustness against the sampling timing mismatch and the IQ channel skew in 20Gbps coherent QPSK transmissions.

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关键词

frequency-domain analysis,optical receivers,IQ channel skew,QPSK transmission,bit rate 20 Gbit/s,fractionally-spaced frequency domain equalization,interleaved sampler,optical coherent receiver,timing mismatch,

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