Digital subcarrier multiplexing: Enabling software-configurable optical networks

D Welch, A Napoli, J Bäck, S Buggaveeti… - Journal of Lightwave …, 2023 - opg.optica.org
The various topologies, traffic patterns and cost targets of optical networks have prevented
the deployment of end-to-end solutions across multi-domains, and the optimization of the …

GNPy model of the physical layer for open and disaggregated optical networking

V Curri - Journal of optical communications and networking, 2022 - opg.optica.org
Networking technologies are fast evolving to support the request for ubiquitous Internet
access that is becoming a fundamental need for the modern and inclusive society, with a …

[HTML][HTML] Communications with guaranteed bandwidth and low latency using frequency-referenced multiplexing

Z Zhou, J Wei, Y Luo, KA Clark, E Sillekens… - Nature …, 2023 - nature.com
Emerging cloud applications such as virtual reality and connected car fleets demand
guaranteed connections, as well as low and stable latency, to edge data centres. Currently …

Fast-convergence digital signal processing for coherent PON using digital SCM

H Wang, J Zhou, Z Xing, Q Feng, K Zhang… - Journal of Lightwave …, 2023 - opg.optica.org
It is foreseeable that the 100 Gb/s/and beyond passive optical network (PON) will be
required in future optical access networks to meet the explosive growth of data traffic. The …

On the benefits of point-to-multipoint coherent optics for multilayer capacity planning in ring networks with varying traffic profiles

P Pavon-Marino, N Skorin-Kapov… - Journal of Optical …, 2022 - opg.optica.org
Point-to-multipoint (P2MP) coherent optics using digital subcarrier multiplexing have
recently been proposed as a promising new technology to reduce the cost and complexity of …

Point-to-multipoint coherent architecture with joint resource allocation for B5G/6G fronthaul

Y Fan, M Fu, H Jiang, X Liu, Q Liu, Y Xu… - IEEE Wireless …, 2022 - ieeexplore.ieee.org
With the increasing wireless data and massive interconnections in B5G/6G, demands for an
intelligent, flexible, and cost-effective fronthaul network have emerged to provide services for …

Flexible and adaptive coherent PON for next-generation optical access network

J Zhang, G Li, S Xing, N Chi - Optical Fiber Technology, 2023 - Elsevier
With the official adoption of the single-wavelength 50G PON standard at the International
Telecommunication Union Study Group 15 (ITU-T SG15) meeting, both industry and …

Optimization of survivable filterless optical networks exploiting digital subcarrier multiplexing

MM Hosseini, J Pedro, A Napoli, N Costa… - Journal of Optical …, 2022 - opg.optica.org
In aggregation networks, the traffic patterns resemble hub-and-spoke characteristics, with a
few hub nodes connecting several leaf nodes to the outside of the networks. The use of …

Scalable filterless coherent point-to-multipoint metro network architecture

C Castro, A Napoli, M Porrega, J Bäck… - Journal of Optical …, 2023 - opg.optica.org
Metro aggregation is one of the fastest growing segments in telecommunications in terms of
data traffic. At the intersection of core and access, where coherent modules compete with …

A filterless design with point-to-multipoint transceivers for cost-effective and challenging metro/regional aggregation topologies

J Bäck, A Napoli, E Riccardi… - … on Optical Network …, 2022 - ieeexplore.ieee.org
Point-to-multipoint (P2MP) optical coherent transceivers, which take advantage of digital
subcarrier multiplexing, can greatly simplify design, planning and operations in next …