We show that a single measured span, properly adapted, is representative of a 10,200-km submarine link with over 150 amplifiers. Indeed, after one end-to-end calibration, 0.23 dB of RMSE in G/OSNR prediction can be obtained when tested with hundreds of random input pre-emphases.

Extending a Single-Span Characterization to the Full Submarine Link: A Digital Twin Approach for Accurate G/OSNR Prediction over 150 spans / Carbo Meseguer, A., Fonseca Poca, R., Lasagni, C., De Araujo, J.T., Antona, J., Zhuang, M., Dupont, S., Mongardien, D., Pecci, P., Perrier, P., Letellier, V.. - (2026). (2026 Optical Fiber Communications Conference and Exhibition, OFC 2026 usa 2026).

Extending a Single-Span Characterization to the Full Submarine Link: A Digital Twin Approach for Accurate G/OSNR Prediction over 150 spans

Lasagni C.;
2026-01-01

Abstract

We show that a single measured span, properly adapted, is representative of a 10,200-km submarine link with over 150 amplifiers. Indeed, after one end-to-end calibration, 0.23 dB of RMSE in G/OSNR prediction can be obtained when tested with hundreds of random input pre-emphases.
2026
Extending a Single-Span Characterization to the Full Submarine Link: A Digital Twin Approach for Accurate G/OSNR Prediction over 150 spans / Carbo Meseguer, A., Fonseca Poca, R., Lasagni, C., De Araujo, J.T., Antona, J., Zhuang, M., Dupont, S., Mongardien, D., Pecci, P., Perrier, P., Letellier, V.. - (2026). (2026 Optical Fiber Communications Conference and Exhibition, OFC 2026 usa 2026).
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11381/3072580
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