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Conferences > OFC > 2024 > M1E > M1E.5

Carrier Frequency Offset Estimation Using Godard Timing Recovery in Coherent Optical Systems

T.-H. Nguyen, S. Mumtaz, A. Lorences-Riesgo, M. Sales-Llopis, C. Jauffret, C. S. Martins, Z. Wu, Y. Frignac, G. Charlet, and Y. Zhao

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Abstract

Based on conventional timing recovery (TR) algorithm, we propose a novel method for carrier frequency offset (CFO) estimation by exploiting the available spectrum information from TR. We experimentally validate our proposal in 4-subcarrier 100-GBaud coherent systems.

© 2024 The Author(s)

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