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Related papers: Understanding O-RAN: Architecture, Interfaces, Alg…

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Open Radio Access Network (RAN) architectures will enable interoperability, openness and programmable data-driven control in next generation cellular networks. However, developing and testing efficient solutions that generalize across…

Networking and Internet Architecture · Computer Science 2022-12-20 Leonardo Bonati , Michele Polese , Salvatore D'Oro , Stefano Basagni , Tommaso Melodia

Artificial intelligence (AI) will play an increasing role in cellular network deployment, configuration and management. This paper examines the security implications of AI-driven 6G radio access networks (RANs). While the expected timeline…

Cryptography and Security · Computer Science 2022-09-07 Talha F. Rahman , Aly Sabri Abdalla , Keith Powell , Walaa AlQwider , Vuk Marojevic

To keep supporting next-generation requirements, the radio access infrastructure will increasingly densify. Cell-free (CF) network architectures are emerging, combining dense deployments with extreme flexibility in allocating resources to…

Networking and Internet Architecture · Computer Science 2023-01-26 Vida Ranjbar , Adam Girycki , Md Arifur Rahman , Sofie Pollin , Marc Moonen , Evgenii Vinogradov

Open Radio Access Networks (O-RAN) are transforming telecommunications by shifting from centralized to distributed architectures, promoting flexibility, interoperability, and innovation through open interfaces and multi-vendor environments.…

Cryptography and Security · Computer Science 2025-03-12 Zaineh Abughazzah , Emna Baccour , Ahmed Refaey , Amr Mohamed , Mounir Hamdi

The open radio access network (O-RAN) offers new degrees of freedom for building and operating advanced cellular networks. Emphasizing on RAN disaggregation, open interfaces, multi-vendor support, and RAN intelligent controllers (RICs),…

Cryptography and Security · Computer Science 2024-03-08 Aly S. Abdalla , Joshua Moore , Nisha Adhikari , Vuk Marojevic

Network virtualization, software-defined infrastructure, and orchestration are pivotal elements in contemporary networks, yielding new vectors for optimization and novel capabilities. In line with these principles, O-RAN presents an avenue…

Networking and Internet Architecture · Computer Science 2024-01-17 Stefano Maxenti , Salvatore D'Oro , Leonardo Bonati , Michele Polese , Antonio Capone , Tommaso Melodia

Open radio access network (ORAN) provides an open architecture to implement radio access network (RAN) of the fifth generation (5G) and beyond mobile communications. As a key technology for the evolution to the sixth generation (6G)…

Open Radio Access Networks (RAN) aim to bring a paradigm shift to telecommunications industry, by enabling an open, intelligent, virtualized, and multi-vendor interoperable RAN ecosystem. At the center of this movement, O-RAN ALLIANCE…

Networking and Internet Architecture · Computer Science 2024-10-08 Thanh-Tam Nguyen , Mao V. Ngo , Binbin Chen , Mitsuhiro Kuchitsu , Serena Wai , Seitaro Kawai , Kenya Suzuki , Eng Wei Koo , Tony Quek

The Open Radio Access Network (Open RAN) framework, emerging as the cornerstone for Artificial Intelligence (AI)-enabled Sixth-Generation (6G) mobile networks, heralds a transformative shift in radio access network architecture. As the…

Networking and Internet Architecture · Computer Science 2024-05-15 Sanaz Soltani , Mohammad Shojafar , Ali Amanlou , Rahim Tafazolli

The advent of Open Radio Access Networks (O-RAN) introduces modularity and flexibility into 5G deployments but also surfaces novel security challenges across disaggregated interfaces. This literature review synthesizes recent research…

Cryptography and Security · Computer Science 2025-06-12 Ryan Barker , Fatemeh Afghah

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 signaling technologies for the radio access network (RAN), to a core…

Networking and Internet Architecture · Computer Science 2023-12-06 Michele Polese , Mischa Dohler , Falko Dressler , Melike Erol-Kantarci , Rittwik Jana , Raymond Knopp , Tommaso Melodia

Future mobile networks in the sixth generation (6G) are poised for a paradigm shift from conventional communication services toward comprehensive information services, driving the evolution of radio access network (RAN) architectures toward…

Signal Processing · Electrical Eng. & Systems 2025-11-06 Xiaoyun Wang , Yutong Zhang , Sen Wang , Sun Qi , Hanning Wang , Qixing Wang , Jing Jin , Jiwei He , Nan Li

Starting from the Cloud Radio Access Network (C-RAN), continuing with the virtual Radio Access Network (vRAN) and most recently with Open RAN (O-RAN) initiative, Radio Access Network (RAN) architectures have significantly evolved in the…

Multiagent Systems · Computer Science 2021-02-24 Pedro Enrique Iturria Rivera , Shahram Mollahasani , Melike Erol-Kantarci

Open Radio Access Network (RAN) architectures will enable interoperability, openness, and programmatic data-driven control in next generation cellular networks. However, developing scalable and efficient data-driven algorithms that can…

Networking and Internet Architecture · Computer Science 2022-02-22 Leonardo Bonati , Michele Polese , Salvatore D'Oro , Stefano Basagni , Tommaso Melodia

In recent years, the radio access network (RAN) domain has witnessed a sea change with increasing levels of virtualization and softwarization driven by emerging paradigms such as the Open RAN (O-RAN) movement. However, the fundamental…

Networking and Internet Architecture · Computer Science 2024-07-04 Ahan Kak , Van-Quan Pham , Huu-Trung Thieu , Nakjung Choi

In this paper, we propose the concept of AIO-RAN-NTN, a unified all-in-one Radio Access Network (RAN) for Non-Terrestrial Networks (NTNs), built on an open architecture that leverages open interfaces and artificial intelligence (AI)-based…

Signal Processing · Electrical Eng. & Systems 2025-11-18 Tri Nhu Do

The Open Radio Access Network (O-RAN) architecture is reshaping telecommunications by promoting openness, flexibility, and intelligent closed-loop optimization. By decoupling hardware and software and enabling multi-vendor deployments,…

Cryptography and Security · Computer Science 2025-04-02 Joshua Moore , Aly Sabri Abdalla , Prabesh Khanal , Vuk Marojevic

The traditional black-box and monolithic approach to Radio Access Networks (RANs) has heavily limited flexibility and innovation. The Open RAN paradigm, and the architecture proposed by the O-RAN ALLIANCE, aim to address these limitations…

Networking and Internet Architecture · Computer Science 2025-08-19 Nicolo Longhi , Salvatore D'Oro , Leonardo Bonati , Michele Polese , Roberto Verdone , Tommaso Melodia

Despite the growing interest in low-altitude economy (LAE) applications, including UAV-based logistics and emergency response, fundamental challenges remain in orchestrating such missions over complex, signal-constrained environments. These…

Systems and Control · Electrical Eng. & Systems 2026-01-05 Aly Sabri Abdalla , Vuk Marojevic

Open Radio Access Networks (RANs) leverage disaggregated and programmable RAN functions and open interfaces to enable closed-loop, data-driven radio resource management. This is performed through custom intelligent applications on the RAN…