Survey on machine learning for traffic-driven service provisioning in optical networks

T Panayiotou, M Michalopoulou… - … Surveys & Tutorials, 2023 - ieeexplore.ieee.org
The unprecedented growth of the global Internet traffic, coupled with the large spatio-
temporal fluctuations that create, to some extent, predictable tidal traffic conditions, are …

Design and deployment of optical x-haul for 5G, 6G, and beyond: progress and challenges

C Ranaweera, C Lim, Y Tao, S Edirisinghe… - Journal of Optical …, 2023 - opg.optica.org
Sixth generation (6G) wireless technology, which is the next giant leap in the evolution of
wireless communication, has been gaining great interest from academia, industry, and the …

Suspect fault screen assisted graph aggregation network for intra-/inter-node failure localization in ROADM-based optical networks

R Wang, J Zhang, S Yan, C Zeng, H Yu… - Journal of Optical …, 2023 - opg.optica.org
In optical networks, failure localization is essential to stable operation and service
restoration. Several approaches have been presented to achieve accurate failure …

DRL-assisted joint allocation of antenna, radio, and front-haul resources in TWDM-PON-based NG-RANs with mMIMO-enabled beamforming

M Zhu, Y Wang, J Gu, X Cai, X Liu, W Tong… - Journal of Optical …, 2023 - opg.optica.org
The high spectrum efficiency of massive multiple input multiple output (mMIMO)-enabled
beamforming is attractive for solving the massive number of connections in next-generation …

Cost-aware DU placement and flow routing in 5G packet xHaul networks

D Mroziński, M Klinkowski, K Walkowiak - IEEE Access, 2023 - ieeexplore.ieee.org
Packet-switched xHaul networks based on Ethernet technology are considered a promising
solution for assuring convergent, cost-effective transport of diverse radio data traffic flows in …

Cost-aware optimization of optical add-drop multiplexers placement in packet-optical XHaul access networks

M Klinkowski, M Jaworski - Applied Sciences, 2023 - mdpi.com
This work concentrates on the problem of optimizing the cost of a passive wavelength
division multiplexing (WDM) optical network used as a transport network for carrying the …

High-speed reach-extended IM-DD system with low-complexity DSP for 6G fronthaul

P Zhu, Y Yoshida, K Akahane… - Journal of Optical …, 2024 - opg.optica.org
With the rising traffic demand from the metaverse, holographic communications, and so on,
in beyond-5G (B5G)/6G cloud radio access networks (C-RANs), fronthaul (FH) networks that …

Security-aware 5G RAN slice mapping with tiered isolation in physical-layer secured metro-aggregation elastic optical networks using heuristic-assisted DRL

Y Wang, M Zhu, J Gu, X Liu, W Tong, B Hua… - Journal of Optical …, 2023 - opg.optica.org
The optical transport network (OTN) encryption technology is attractive to solve the physical-
layer security in services for the light-path provision process. This paper mainly explores the …

Resource-efficient and QoS guaranteed 5G RAN slice migration in elastic metro aggregation networks using heuristic-assisted deep reinforcement learning

J Gu, M Zhu, Y Wang, X Cai, Y Cai, J Zhang… - Journal of Optical …, 2023 - opg.optica.org
To cope with the growing and diversifying 5G services, RAN slicing, an effective resource
allocation mechanism, has been proposed. Each RAN slice serves varied service …

Optimized Planning of DU/CU Placement and Flow Routing in 5G Packet Xhaul Networks

M Klinkowski - IEEE Transactions on Network and Service …, 2023 - ieeexplore.ieee.org
Packet-switched Xhaul networks (PXNs) have been proposed as a cost-effective and
scalable solution for provisioning of connectivity between densely located radio antenna …