A DSP-Based Monitor Algorithm for Time-Varying Trajectory and Rotation Speed of Principal States of Polarization

Bin Zhang, Chenxi Ji,Jiarun Zhao,Nan Cui,Xianfeng Tang,Xiaoguang Zhang

2023 Asia Communications and Photonics Conference/2023 International Photonics and Optoelectronics Meetings (ACP/POEM)（2023）

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摘要

We propose a DSP-based algorithm for monitoring PSP trajectories and rotation speeds. By using sliding-window median-filtering and modulus judgment method, the algorithm can precisely recover the PSP trajectories and determine the rotation speeds more accurately.

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关键词

principal state of polarization (PSP),PSP rotation speed monitoring,polarization mode dispersion (PMD),coherent optical communication system

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