Probabilistically Shaped 64-QAM Transmission via Distortion-aware Phase Retrieval.

Hanzi Huang,Haoshuo Chen, Peiji Song,Cheng Guo, Qi Gao,Yetian Huang,Nicolas K. Fontaine,Mikael Mazur,Lauren Dallachiesa,Roland Ryf,Zhengxuan Li,Yingxiong Song

Optical Fiber Communications Conference and Exhibition（2024）

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摘要

We experimentally demonstrate 50-GBaud probabilistically shaped 64-QAM transmission with 5.6-bits/symbol entropy over 80-km SSMF using carrierless intensity-only detection via a distortionaware phase retrieval receiver, resulting net capacity over 200 Gb/s.

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关键词

Phase Retrieval,Probabilistic Shaping,64-QAM Transmission,Signal-to-noise,Electromagnetic Field,Frequency Response,Red Arrows,Continuous Wave,Training Stage,Bit Error Rate,Digital Signal Processing,Optical Amplifier,Forward Error Correction,Training Sequences,Digital Oscilloscope,Line Rate,Fiber Bragg Grating,Optical Spectrum Analyzer,Pilot Symbols,Optical Bandpass Filter,Variable Optical Attenuator,Phase Ambiguity,Dispersive Element

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