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Related papers: Towards xApp Conflict Evaluation with Explainable …

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rApps and xApps need to be controlled and orchestrated well in the open radio access network (O-RAN) so that they can deliver a guaranteed network performance in a complex multi-vendor environment. This paper proposes a novel intent-driven…

Networking and Internet Architecture · Computer Science 2023-07-07 Md Arafat Habib , Hao Zhou , Pedro Enrique Iturria-Rivera , Medhat Elsayed , Majid Bavand , Raimundas Gaigalas , Yigit Ozcan , Melike Erol-Kantarci

While the open architecture, open interfaces, and integration of intelligence within Open Radio Access Network technology hold the promise of transforming 5G and 6G networks, they also introduce cybersecurity vulnerabilities that hinder its…

Cryptography and Security · Computer Science 2024-02-14 Azuka Chiejina , Brian Kim , Kaushik Chowhdury , Vijay K. Shah

The O-RAN architecture enables a more flexible and dynamic radio access network (RAN) control by separating hardware and software components. However, the distributed nature of the O-RAN architecture also presents several challenges for…

Networking and Internet Architecture · Computer Science 2023-11-30 Cezary Adamczyk

Open Radio Access Networks (RAN) offer diverse economic opportunities. A transition to a flexible, modular approach within the disaggregated RAN framework is crucial, involving careful planning of RAN architecture and the deployment of…

Networking and Internet Architecture · Computer Science 2023-11-09 Marcin Hoffmann , Salim Janji , Adam Samorzewski , Lukasz Kulacz , Cezary Adamczyk , Marcin Dryjański , Pawel Kryszkiewicz , Adrian Kliks , Hanna Bogucka

Conflict Mitigation (CM) in Open Radio Access Network (O-RAN) is a topic that is gaining importance as commercial O-RAN deployments become more complex. Although research on CM is already covered in terms of simulated network scenarios, it…

Networking and Internet Architecture · Computer Science 2025-05-19 Abida Sultana , Cezary Adamczyk , Mayukh Roy Chowdhury , Adrian Kliks , Aloizio Da Silva

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

Connection management is an important problem for any wireless network to ensure smooth and well-balanced operation throughout. Traditional methods for connection management (specifically user-cell association) consider sub-optimal and…

Information Theory · Computer Science 2021-10-22 Oner Orhan , Vasuki Narasimha Swamy , Thomas Tetzlaff , Marcel Nassar , Hosein Nikopour , Shilpa Talwar

The growing demand for high-speed, ultra-reliable, and low-latency communications in 5G and beyond networks has significantly driven up power consumption, particularly within the Radio Access Network (RAN). This surge in energy demand poses…

Networking and Internet Architecture · Computer Science 2025-09-15 Ahmed Al-Tahmeesschi , Yi Chu , Gurdeep Singh , Charles Turyagyenda , Dritan Kaleshi , David Grace , Hamed Ahmadi

This paper introduces a proactive Unmanned Aerial Vehicle (UAV) mobility management xApp for Open Radio Access Network (O-RAN) Near Real-Time Radio Intelligent Controller (Near-RT RIC) environments, employing Double Deep Q-Network (DDQN)…

Signal Processing · Electrical Eng. & Systems 2026-05-12 Mohammed M. H. Qazzaz , Syed Ali Zaidi , Aubida A. Al-Hameed , Abdelaziz Salama , Des Mclernon

The evolution of 6G envisions a wide range of applications and services characterized by highly differentiated and stringent Quality of Service (QoS) requirements. Open Radio Access Network (O-RAN) technology has emerged as a transformative…

Networking and Internet Architecture · Computer Science 2026-03-04 Noe M. Yungaicela-Naula , Vishal Sharma , Sandra Scott-Hayward

The impending adoption of Open Radio Access Network (O-RAN) is fueling innovation in the RAN towards data-driven operation. Unlike traditional RAN where the RAN data and its usage is restricted within proprietary and monolithic RAN…

Cryptography and Security · Computer Science 2025-10-22 Pranshav Gajjar , Molham Khoja , Abiodun Ganiyu , Marc Juarez , Mahesh K. Marina , Andrew Lehane , Vijay K. Shah

5G and beyond mobile telecommunication networks are increasingly embracing software technologies in their operation and control, similar to what has powered the growth of the cloud. This is most recently seen in the radio access network…

Networking and Internet Architecture · Computer Science 2025-12-03 Philip Rodgers , Paul Harvey

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

The concept of AI-RAN as specified by the AI-RAN alliance is geared to explore a converged 6G platform that can support management, orchestration, and deployment of both AI and RAN workloads. This concept is central to the development of a…

Networking and Internet Architecture · Computer Science 2025-09-22 Syed Danial Ali Shah , Zeinab Nezami , Maryam Hafeez , Syed Ali Raza Zaidi

The open radio access network (O-RAN) architecture introduces RAN intelligent controllers (RICs) to facilitate the management and optimization of the disaggregated RAN. Reinforcement learning (RL) and its advanced form, deep RL (DRL), are…

Artificial Intelligence · Computer Science 2025-06-17 Mohammadreza Kouchaki , Aly Sabri Abdalla , Vuk Marojevic

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

Interference continues to be a key limiting factor in cellular radio access network (RAN) deployments. Effective, data-driven, self-adapting radio resource management (RRM) solutions are essential for tackling interference, and thus…

Signal Processing · Electrical Eng. & Systems 2022-04-22 Mahdi Eskandari , Shipra Kapoor , Keith Briggs , Arman Shojaeifard , Huiling Zhu , Alain Mourad

The open radio access network (O-RAN) RAN intelligent controller (RIC) hosts data-driven xApps and rApps to optimize network performance. However, two challenges hinder ML-driven xApp/rApp development: (i) key performance metric (KPM) data…

Networking and Internet Architecture · Computer Science 2026-05-26 Md Sharif Hossen , Zifan Zhang , Dara Ron , Yuchen Liu , Vijay K. Shah

As Open Radio Access Networks (O-RAN) continue to expand, AI-driven applications (xApps) are increasingly being deployed enhance network management. However, developing xApps without formal verification risks introducing logical…

Networking and Internet Architecture · Computer Science 2025-04-22 Roberto Metere , Kangfeng Ye , Yue Gu , Zhi Zhang , Dalal Alrajeh , Michele Sevegnani , Poonam Yadav

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…