Digital Twin of Optical Networks: A Review of Recent Advances and Future Trends
Digital twin (DT) has revolutionized optical communication networks by enabling their full life-
cycle management, including planning, prediction, optimization, upgrade, and …
cycle management, including planning, prediction, optimization, upgrade, and …
Improved QoT estimations through refined signal power measurements and data-driven parameter optimizations in a disaggregated and partially loaded live …
Accurate quality of transmission (QoT) estimations are essential enablers for future low-
margin dynamic optical network operations. However, physical parameter measurement …
margin dynamic optical network operations. However, physical parameter measurement …
A survey on QoT prediction using machine learning in optical networks
In optical networks, a connection (eg, light-path and light-tree) is set up to carry data from its
source to destination (s). When the optical signal transmits through the fiber links and optical …
source to destination (s). When the optical signal transmits through the fiber links and optical …
Survey on the use of machine learning for quality of transmission estimation in optical transport networks
Estimating the Quality of Transmission (QoT) of the optical signal from source to destination
nodes is the cornerstone of design engineering and service provisioning in optical transport …
nodes is the cornerstone of design engineering and service provisioning in optical transport …
Experimental validation of GNPy in a multi-vendor flex-grid flex-rate WDM optical transport scenario
We experimentally test the accuracy of a quality of transmission estimator (QoT-E) within a
laboratory flex-grid flex-rate framework, considering eight multi-vendor transceivers (TRXs) …
laboratory flex-grid flex-rate framework, considering eight multi-vendor transceivers (TRXs) …
Machine-learning-based telemetry for monitoring long-haul optical transmission impairments: methodologies and challenges
Current management of optical communication systems is conservative, manual-based, and
time-consuming. To improve this situation, building an intelligent closed-loop control system …
time-consuming. To improve this situation, building an intelligent closed-loop control system …
Probabilistic low-margin optical-network design with multiple physical-layer parameter uncertainties
Analytical models for quality of transmission (QoT) estimation require safety design margins
to account for uncertain knowledge of input parameters. We propose and evaluate a design …
to account for uncertain knowledge of input parameters. We propose and evaluate a design …
Reconfigurable topology testbeds: A new approach to optical system experiments
Optical transmission systems provide high capacity, low latency and jitter, and high reliability
for city-scale networks. Recirculating loop experiments have facilitated the study of signal …
for city-scale networks. Recirculating loop experiments have facilitated the study of signal …
Improved QoT estimations through refined signal power measurements in a disaggregated and partially-loaded live production network
Improved QoT Estimations through Refined Signal Power Measurements in a Disaggregated
and Partially-loaded Live Production Netwo Page 1 Improved QoT Estimations through …
and Partially-loaded Live Production Netwo Page 1 Improved QoT Estimations through …
Implementing Digital Twin in Field-Deployed Optical Networks: Uncertain Factors, Operational Guidance, and Field-Trial Demonstration
Y Song, M Zhang, Y Zhang, Y Shi, S Shen… - IEEE …, 2023 - ieeexplore.ieee.org
Digital twin has revolutionized optical communication networks by enabling their full life-
cycle management, including design, troubleshooting, optimization, upgrade, and …
cycle management, including design, troubleshooting, optimization, upgrade, and …