Understanding O-RAN: Architecture, interfaces, algorithms, security, and research challenges

M Polese, L Bonati, S D'oro, S Basagni… - … Surveys & Tutorials, 2023 - ieeexplore.ieee.org
The Open Radio Access Network (RAN) and its embodiment through the O-RAN Alliance
specifications are poised to revolutionize the telecom ecosystem. O-RAN promotes …

[HTML][HTML] Open RAN security: Challenges and opportunities

M Liyanage, A Braeken, S Shahabuddin… - Journal of Network and …, 2023 - Elsevier
Abstract Open RAN (ORAN, O-RAN) represents a novel industry-level standard for RAN
(Radio Access Network), which defines interfaces that support inter-operation between …

ColO-RAN: Developing machine learning-based xApps for open RAN closed-loop control on programmable experimental platforms

M Polese, L Bonati, S D'Oro, S Basagni… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Cellular networks are undergoing a radical transformation toward disaggregated, fully
virtualized, and programmable architectures with increasingly heterogeneous devices and …

Deep learning for B5G open radio access network: Evolution, survey, case studies, and challenges

B Brik, K Boutiba, A Ksentini - IEEE Open Journal of the …, 2022 - ieeexplore.ieee.org
Open Radio Access Network (O-RAN) alliance was recently launched to devise a new RAN
architecture featuring open, software-driven, virtual, and intelligent radio access architecture …

Programmable and customized intelligence for traffic steering in 5G networks using open RAN architectures

A Lacava, M Polese, R Sivaraj… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
5G and beyond mobile networks will support heterogeneous use cases at an
unprecedented scale, thus demanding automated control and optimization of network …

Empowering the 6G cellular architecture with Open RAN

M Polese, M Dohler, F Dressler… - IEEE Journal on …, 2023 - ieeexplore.ieee.org
Innovation and standardization in 5G have brought advancements to every facet of the
cellular architecture. This ranges from the introduction of new frequency bands and …

dApps: Distributed applications for real-time inference and control in O-RAN

S D'Oro, M Polese, L Bonati, H Cheng… - IEEE …, 2022 - ieeexplore.ieee.org
The Open Radio Access Network (Open RAN)-being standardized, among others, by the O-
RAN Alliance-brings a radical transformation to the cellular ecosystem through …

[HTML][HTML] A survey on open radio access networks: Challenges, research directions, and open source approaches

W Azariah, FA Bimo, CW Lin, RG Cheng, N Nikaein… - Sensors, 2024 - mdpi.com
The open radio access network (RAN) aims to bring openness and intelligence to the
traditional closed and proprietary RAN technology and offer flexibility, performance …

OpenRAN Gym: AI/ML development, data collection, and testing for O-RAN on PAWR platforms

L Bonati, M Polese, S D'Oro, S Basagni, T Melodia - Computer Networks, 2023 - Elsevier
Abstract Open Radio Access Network (RAN) architectures will enable interoperability,
openness and programmable data-driven control in next generation cellular networks …

Cell-free massive MIMO in O-RAN: Energy-aware joint orchestration of cloud, fronthaul, and radio resources

ÖT Demir, M Masoudi, E Björnson… - IEEE Journal on …, 2024 - ieeexplore.ieee.org
For the energy-efficient deployment of cell-free massive MIMO functionality in a practical
wireless network, the end-to-end (from radio site to the cloud) energy-aware operation is …