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Practical fast and non-intrusive ONU activation procedure in coherent udWDM-PON
(2023-04-15)
Article
Restricted access - publisher's policyThe development of coherent high density WDM PONs, forecasted as one of the promising technologies to increase the spectral efficiency and reduce the energy consumption, can be obstructedbythe limited tunability, high ... -
Distributed intelligence for pervasive optical network telemetry
(Institute of Electrical and Electronics Engineers (IEEE), 2023-09)
Article
Open AccessOptical network automation and failure management require measuring the status and the performance of the different network devices to anticipate any degradation and ensure the quality of the provided services, i.e., optical ... -
Investigating imperfect cloning for extending quantum communication capabilities
(Multidisciplinary Digital Publishing Institute (MDPI), 2023-09-14)
Article
Open AccessQuantum computing allows the implementation of powerful algorithms with enormous computing capabilities and promises a secure quantum Internet. Despite the advantages brought by quantum communication, certain communication ... -
Quantifying bypass traffic in partially meshed transparent optical networks
(Springer Nature, 2023-06-28)
Article
Open AccessThis work investigates the transparent bypassing capacity requirements of elastic backbone optical networks to determine the all-optical cross-connection capacity needed at network nodes. Topological parameters have been ... -
Simple single-laser coherent transceiver based on low-cost D-EML for edge networks
(Institute of Electrical and Electronics Engineers (IEEE), 2023-03-15)
Article
Open AccessIn this work we demonstrate single-laser, D-EML based coherent transceivers which transmit and simultaneously receive optical single sideband modulations through a phase noise cancelling scheme, leading to phase-noise and ... -
On the complexity of configuration and orchestration for enabling disaggregated server provisioning in optical composable data centers
(Optical Society of American (OSA), 2022-12-01)
Article
Open AccessDue to the limitations of traditional data center (DC) architectures, the concept of infrastructure disaggregation has been proposed. DC resources are separated into multiple blades to be exploited independently. As a ... -
OCATA: A deep-learning-based digital twin for the optical time domain
(Optical Society of American (OSA), 2023-02-01)
Article
Restricted access - publisher's policyThe development of digital twins to represent the optical transport network might enable multiple applications for network operation, including automation and fault management. In this work, we propose a deep-learning-based ... -
Supporting heterogenous traffic on top of point-to-multipoint light-trees †
(2023-02-23)
Article
Open AccessNew 5 G and beyond services demand innovative solutions in optical transport to increase efficiency and flexibility and reduce capital (CAPEX) and operational (OPEX) expenditures to support heterogeneous and dynamic traffic. ... -
Evaluation of probabilistic constellation shaping performance in Flex Grid over multicore fiber dynamic optical backbone networks [Invited]
(Institute of Electrical and Electronics Engineers (IEEE), 2022-05)
Article
Open AccessIn this paper, we present a worst-case methodology for estimating the attainable spectral efficiency over end-to-end paths across a Flex Grid over multicore fiber (MCF) optical network. This methodology accounts for physical ... -
Deep learning-based adaptive compression and anomaly detection for smart B5G use cases operation
(2023-01-16)
Article
Open AccessThe evolution towards next-generation Beyond 5G (B5G) networks will require not only innovation in transport technologies but also the adoption of smarter, more efficient operations of the use cases that are foreseen to ... -
Accurate low complex modulation format and symbol rate identification for autonomous lightpath operation
(2022-11-28)
Article
Open AccessNetwork automation promises to reduce costs while guaranteeing the required performance; this is paramount when dealing with the forecasted highly dynamic traffic that will be generated by new 5G/6G applications. In optical ... -
Cost-effective ML-powered polarization-encoded quantum key distribution
(Institute of Electrical and Electronics Engineers (IEEE), 2022-07-01)
Article
Open AccessSecure communications have become a requirement for virtually all kind of applications. Currently, two distant parties can generate shared random secret keys by using public key cryptography. However, quantum computing ...
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