Fast and Accurate Nonlinear Distortion Measurement Using Probability-Maintained Multi-Notch Sequence

Probability-maintained multi-notch sequence, as a universal stimulus, enables fast and accurate nonlinear distortion measurement. Experiments demonstrate 0.5 dB measurement accuracy in nonlinear noise power ratio for PAM4/8 with arbitrary probabilistic shaping.

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Published
2025-06-29
DOI
https://doi.org/10.23919/oecc/psc62146.2025.11111411
Primary Topic
Spectroscopy Techniques in Biomedical and Chemical Research
Type
article
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Fast and Accurate Nonlinear Distortion Measurement Using Probability-Maintained Multi-Notch Sequence

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Fast and Accurate Nonlinear Distortion Measurement Using Probability-Maintained Multi-Notch Sequence

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article en

Abstract

Probability-maintained multi-notch sequence, as a universal stimulus, enables fast and accurate nonlinear distortion measurement. Experiments demonstrate 0.5 dB measurement accuracy in nonlinear noise power ratio for PAM4/8 with arbitrary probabilistic shaping.

Fujitsu (Japan) (JP), Fujitsu (China) (CN), Nagoya University (JP)
Reduced inequalities
Openalex Percentile: Top 85%
Spectroscopy Techniques in Biomedical and Chemical Research
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