QoT Digital Twin for Bridging Physical Layer Knowledge Gaps in Multi-Domain Networks
Publication Date: 4/3/2025
Event: OFC 2025
Reference: W4G.3: 1-3, 2025
Authors: Renato Ambrosone, Politecnico di Torino; Andrea DAmico, NEC Laboratories America, Inc.; Riccardo Schips, Politecnico di Torino; Esther Le Rouzic, Orange, Innovation Networks; Stefan Melin, Telia Company AB; Stefano Straullu, Links foundation; Giacomo Borraccini, NEC Laboratories America, Inc.; Francesco Aquilino, Links foundation; Gert Grammel, Juniper Networks; Vittorio Curri, Politecnico di Torino
Abstract: We propose building a spectrally resolved QoT Digital Twin for optical network domains where models and telemetry are unavailable, by probing transmission on a singlespectral slot, using GNPy, and demonstrating accurate experimental results.
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