Dynamic DV-QKD networking in trusted-node-free software-defined optical networks

O Alia, RS Tessinari, E Hugues-Salas… - Journal of Lightwave …, 2022 - ieeexplore.ieee.org
We demonstrate for the first time a four-node trusted-node-free metro network configuration
with dynamic discrete-variable quantum key distribution DV-QKD networking capabilities …

100 Gbps quantum-secured and O-RAN-enabled programmable optical transport network for 5G fronthaul

E Arabul, RD Oliveira, A Emami, S Typos… - Journal of Optical …, 2023 - ieeexplore.ieee.org
We have successfully demonstrated the first 5G open radio access network (O-RAN)-
enabled and quantum-secured optical network solution and tested its performance in a 5G …

Experimental Demonstration of Integrated Low-Cost High-Precision Timing Solution for Optical Transport Networks Supporting 5G

E Arabul, RD Oliveira, R Wang, R Nejabati… - Optical Fiber …, 2023 - opg.optica.org
Experimental Demonstration of Integrated Low-Cost High-Precision Timing Solution for
Optical Transport Networks Supporting 5G Page 1 Experimental Demonstration of …

Comparison and optimization of different routing methods for meshed QKD networks using trusted nodes

T Johann, M Wenning, D Giemsa… - Journal of Optical …, 2024 - opg.optica.org
Quantum key distribution (QKD) appears as a promising technique for encrypted
communication, preserving security even in the presence of a future powerful quantum …

Experimental demonstration of high-speed self-reconfiguration and key slicing for 100 Gbps multi-user programmable hardware encryptor

E Arabul, RD Oliveira, R Wang, O Alia… - … and Exhibition on …, 2022 - opg.optica.org
High-speed self-reconfiguration and key slicing for 100 Gbps multi-user hardware encryptor
have been successfully implemented. The reconfiguration time of 16.7 ms with the …

Demonstration of a resilient and quantum-secured time-shared optical network with multi-level programmability

RD Oliveira, E Arabul, R Wang, GT Kanellos… - Optical Fiber …, 2022 - opg.optica.org
We have successfully implemented a multilevel programmable network resilience and
security for Time-Shared Optical Networks (TSON). A SDN controller enables flexible control …

Small Sample Fiber Full State Diagnosis Based on Fuzzy Clustering and Improved ResNet Network

X Li, J Liang, J Zhu, S Shi, F Ding, J Sun… - IET Signal …, 2024 - Wiley Online Library
The optical time domain reflectometer (OTDR) curve features of communication fibers exhibit
subtle differences among their normal, subhealthy, and faulty operating states, making it …

Analysis of mutual information in symbol retention masked coherent M-QAM signal using joint-multiple cipher key

K Shimada, T Kodama - 2022 Asia Communications and …, 2022 - ieeexplore.ieee.org
Analysis of Mutual Information in Symbol Retention Masked Coherent M-QAM Signal Using
Joint-multiple Cipher Key Page 1 Analysis of Mutual Information in Symbol Retention Masked …

Constellation-Preserving Symbol Encryption with Minimal Impact on Fiber Non-linear Channels

K Shimada, R Matsumoto… - 2023 IEEE 8th …, 2023 - ieeexplore.ieee.org
We showed that uniform-QAM constellation-preserving symbol encryption is below the FEC
limit Q 2 in any fiber transmission distance without decryption. 32Gbaud 7ch-WDM-DP …

[PDF][PDF] Advanced Quantum Communications for Next-generation Secure Optical Networks

O Alia - 2023 - core.ac.uk
New quantum technologies are set to radically change many fields, including computation,
sensing and communication. However, the question of building a large-scale quantum …