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This paper addresses the critical challenge posed by the increasing energy consumption in mobile networks, particularly with the advent of Sixth Generation (6G) technologies. We propose an adaptive network management framework that…

Networking and Internet Architecture · Computer Science 2025-03-19 Gustavo Z. Bruno , Gabriel M. Almeida , Aloizio Da Silva , Luiz A. DaSilva , Joao F. Santos , Alexandre Huff , Kleber V. Cardoso , Cristiano B. Both

User demand on network communication infrastructure has never been greater with applications such as extended reality, holographic telepresence, and wireless brain-computer interfaces challenging current networking capabilities. Open RAN…

Networking and Internet Architecture · Computer Science 2024-04-29 Noe Yungaicela-Naula , Vishal Sharma , Sandra Scott-Hayward

Softwarization, programmable network control and the use of all-encompassing controllers acting at different timescales are heralded as the key drivers for the evolution to next-generation cellular networks. These technologies have fostered…

Networking and Internet Architecture · Computer Science 2022-09-01 Leonardo Bonati , Michele Polese , Salvatore D'Oro , Stefano Basagni , Tommaso Melodia

Handover optimization in O-RAN faces growing challenges due to heterogeneous user mobility patterns and rapidly varying radio conditions. Existing ML-based handover schemes typically operate at the near-RT layer, which lack awareness of the…

Networking and Internet Architecture · Computer Science 2026-03-19 Abdul Wadud , Fatemeh Golpayegani , Nima Afraz

Network slicing has been introduced in 5G/6G networks to address the challenge of providing new services with different and sometimes conflicting requirements. With SDN and NFV technologies being used in the design of 5G and 6G wireless…

Networking and Internet Architecture · Computer Science 2022-03-02 Zeinab Sasan , Siavash Khorsandi

The ongoing transformation of mobile networks from proprietary physical network boxes to virtualized functions and deployment models has led to more scalable and flexible network architectures capable of adapting to specific use cases. As…

Systems and Control · Electrical Eng. & Systems 2022-12-23 Tolga O. Atalay , Sudip Maitra , Dragoslav Stojadinovic , Angelos Stavrou , Haining Wang

Openness and programmability in the O-RAN architecture enable closed-loop control of the Radio Access Network (RAN). Artificial Intelligence (AI)-driven xApps, in the near-real-time RAN Intelligent Controller (RIC), can learn from network…

Networking and Internet Architecture · Computer Science 2026-02-04 Angelo Feraudo , Stefano Maxenti , Andrea Lacava , Leonardo Bonati , Paolo Bellavista , Michele Polese , Tommaso Melodia

Connected Vehicles (CVs) can leverage the unique features of 5G and future 6G/NextG networks to enhance Intelligent Transportation System (ITS) services. However, even with advancements in cellular network generations, CV applications may…

Networking and Internet Architecture · Computer Science 2024-12-31 Maria Barbosa , Kelvin Dias

The goal of Next-Generation Networks is to improve upon the current networking paradigm, especially in providing higher data rates, near-real-time latencies, and near-perfect quality of service. However, existing radio access network (RAN)…

Networking and Internet Architecture · Computer Science 2023-03-06 Ibrahim Tamim , Sam Aleyadeh , Abdallah Shami

Open Radio Access Network (RAN) was introduced recently to incorporate intelligence and openness into the upcoming generation of RAN. Open RAN offers standardized interfaces and the capacity to accommodate network applications from external…

Networking and Internet Architecture · Computer Science 2023-11-23 Abdul Wadud , Fatemeh Golpayegani , Nima Afraz

The introduction of 5G and the Open Radio Access Network (O-RAN) architecture has enabled more flexible and intelligent network deployments. However, the increased complexity and openness of these architectures also introduce novel security…

Cryptography and Security · Computer Science 2025-08-12 Thusitha Dayaratne , Ngoc Duy Pham , Viet Vo , Shangqi Lai , Sharif Abuadbba , Hajime Suzuki , Xingliang Yuan , Carsten Rudolph

The Radio Access Network (RAN) is the segment of cellular networks that provides wireless connectivity to end-users. O-RAN Alliance has been transforming the RAN industry by proposing open RAN specifications and the programmable…

Networking and Internet Architecture · Computer Science 2023-01-10 Gabriel M. Almeida , Gustavo Z. Bruno , Alexandre Huff , Matti Hiltunen , Elias P. Duarte , Cristiano B. Both , Kleber V. Cardoso

5G and beyond networks promise advancements in bandwidth, latency, and connectivity. The Open Radio Access Network (O-RAN) framework enhances flexibility through network slicing and closed-loop RAN control. Central to this evolution is…

Systems and Control · Electrical Eng. & Systems 2025-03-12 Joshua Groen , Zixian Yang , Divyadharshini Muruganandham , Mauro Belgiovine , Lei Ying , Kaushik Chowdhury

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

RAN Intelligent Controllers (RICs) are programmable platforms that enable data-driven closed-loop control in the O-RAN architecture. They collect telemetry and data from the RAN, process it in custom applications, and enforce control or new…

Networking and Internet Architecture · Computer Science 2024-11-13 Angelo Feraudo , Stefano Maxenti , Andrea Lacava , Paolo Bellavista , Michele Polese , Tommaso Melodia

The Open Radio Access Network (Open RAN)-which is being standardized, among others, by the O-RAN Alliance-is bringing a radical transformation to the cellular ecosystem through the notions of disaggregation and RAN Intelligent Controllers…

Networking and Internet Architecture · Computer Science 2022-08-22 Salvatore D'Oro , Michele Polese , Leonardo Bonati , Hai Cheng , Tommaso Melodia

With growing mobile-network complexity, management and optimization have become increasingly difficult. Centralized algorithms face high control-data overhead and computational load, while distributed approaches often perform far from…

Networking and Internet Architecture · Computer Science 2026-04-28 Paweł Kryszkiewicz , Łukasz Kułacz , Marcin Pakuła , Marcin Dryjanski , Marcin Hoffmann , Piotr Skrzypczak , Heiko Lehmann , Martin Stahn

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…

Network slicing allows Telecom Operators (TOs) to support service provisioning with diverse Service Level Agreements (SLAs). The combination of network slicing and Open Radio Access Network (RAN) enables TOs to provide more customized…

Networking and Internet Architecture · Computer Science 2024-10-18 Hai Cheng , Salvatore D'Oro , Rajeev Gangula , Sakthivel Velumani , Davide Villa , Leonardo Bonati , Michele Polese , Gabriel Arrobo , Christian Maciocco , Tommaso Melodia

The emergence of 6G technology represents a significant advancement in wireless communications, providing unprecedented speed, extremely low latency, and pioneering applications. In light of this development, an important question arises:…

Networking and Internet Architecture · Computer Science 2024-11-18 Sneihil Gopal , Aziz Kord , Richard A. Rouil