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Conferences > OFC > 2019 > W1D > W1D.5

Experimental Analysis of Laser Phase Noise Tolerance of Uniform 256QAM and Probabilistically Shaped 1024QAM

Takeo Sasai, Asuka Matsushita, Masanori Nakamura, Seiji Okamoto, Fukutaro Hamaoka, and Yoshiaki Kisaka

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Abstract

We experimentally compare laser linewidth tolerance of US-256QAM and PS-1024QAM. US-256QAM has higher achievable information rate (AIR) with <5% pilot symbol and 40 kHz linewidth, while PS-1024QAM realizes higher AIR than US-256QAM with narrower linewidth.

© 2019 The Author(s)

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