Building a 5G core network testbed: Open-source solutions, lessons learned, and research directions

LA Phan, D Pesch, U Roedig… - 2024 International …, 2024 - ieeexplore.ieee.org
Building a 5G Core Network (5GC) testbed is a useful exercise to gain a comprehensive
understanding of 5G technology and is an important part of 5GC research. However, this …

Open-access millimeter-wave software-defined radios in the PAWR COSMOS testbed: Design, deployment, and experimentation

T Chen, P Maddala, P Skrimponis, J Kolodziejski… - Computer Networks, 2023 - Elsevier
While millimeter-wave (mmWave) wireless has recently gained tremendous attention with
the transition to 5G, develo** a broadly accessible experimental infrastructure will largely …

Open EDFA gain spectrum dataset and its applications in data-driven EDFA gain modeling

Z Wang, DC Kilper, T Chen - Journal of Optical Communications and …, 2023 - opg.optica.org
Optical networks satisfy high bandwidth and low latency requirements for telecommunication
networks and data center interconnection. To improve network resource utilization, machine …

Towards virtualized optical-wireless heterogeneous networks

Z Vujicic, MC Santos, R Méndez, B Klaiqi… - IEEE …, 2024 - ieeexplore.ieee.org
Towards supporting a myriad of new services and applications under highly heterogeneous
operating conditions, while dynamically adapting to capacity and quality-of-service (QoS) …

Transfer learning-based ROADM EDFA wavelength dependent gain prediction using minimized data collection

Z Wang, D Kilper, T Chen - Optical Fiber Communication Conference, 2023 - opg.optica.org
Transfer Learning-based ROADM EDFA Wavelength Dependent Gain Prediction Using
Minimized Data Collection Page 1 Transfer Learning-based ROADM EDFA Wavelength …

Fast WDM provisioning with minimal probing: the first field experiments for DC exchanges

H Nishizawa, T Mano, T Ferreira de Lima… - Journal of Optical …, 2024 - opg.optica.org
There are increasing requirements for data center interconnection (DCI) services, which use
fiber to connect any DC distributed in a metro area and quickly establish high-capacity …

Reconfigurable topology testbeds: A new approach to optical system experiments

E Akinrintoyo, Z Wang, B Lantz, T Chen… - Optical Fiber Technology, 2023 - Elsevier
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 …

Field trial of coexistence and simultaneous switching of real-time fiber sensing and coherent 400 GbE in a dense urban environment

Z Wang, YK Huang, E Ip, Z Qi… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
Recent advances in optical fiber sensing have enabled telecom network operators to
monitor their fiber infrastructure while generating new revenue in various application …

Optical signal spectrum prediction using machine learning and in-line channel monitors in a multi-span ROADM system

Z Wang, E Akinrintoyo, D Kilper… - European Conference and …, 2022 - opg.optica.org
We measure the performance of separately characterized machine learning-based EDFA
models for predicting the optical power spectrum evolution in a 5-span system with six …

Savannah: Efficient mmWave Baseband Processing with Minimal and Heterogeneous Resources

Z Qi, CH Tung, A Kalia, T Chen - Proceedings of the 30th Annual …, 2024 - dl.acm.org
5G new radio (NR) employs frequency range 2 (FR2) in the millimeter-wave (mmWave)
bands, which employs a much shorter slot duration compared to FR1 (sub-7 GHz) systems …