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Conferences > OFC > 2017 > W2A > W2A.38

Improving Performance of Mobile Fronthaul by High-Order Delta-Sigma Modulation Based on PAM-4 IM-DD Channels

Rong Hu, Haibo Li, Qi Yang, Ming Luo, Lilin Yi, and Shaohua Yu

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Abstract

A transmission of 32 aggregated 4G-LTE signals is demonstrated in mobile fronthaul using high-order delta-sigma modulation and PAM-4 based IM-DD channels, achieving 68% improvement in average EVM compared to the 1st-order modulation of 1-bit resolution.

© 2017 Optical Society of America

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