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Related papers: Open RAN xApps Design and Evaluation: Lessons Lear…

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The Open Radio Access Network (O-RAN) Alliance proposes an open architecture that disaggregates the RAN and supports executing custom control logic in near-real time from third-party applications, the xApps. Despite O-RAN's efforts, the…

Networking and Internet Architecture · Computer Science 2025-02-06 Joao F. Santos , Alexandre Huff , Daniel Campos , Kleber V. Cardoso , Cristiano B. Both , Luiz A. DaSilva

The open radio access network (RAN) aims to bring openness and intelligence to the traditional closed and proprietary RAN technology and offer flexibility, performance improvement, and cost-efficiency in the RAN deployment and operation.…

Networking and Internet Architecture · Computer Science 2024-02-07 Wilfrid Azariah , Fransiscus Asisi Bimo , Chih-Wei Lin , Ray-Guang Cheng , Navid Nikaein , Rittwik Jana

The Open Radio Access Network (Open RAN) aims to enable disaggregated, virtualized, programmable, and data-driven intelligent network with open interfaces to support various real-time and non-real-time applications for different classes of…

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

Open Radio Access Network (O-RAN) has introduced an emerging RAN architecture that enables openness, intelligence, and automated control. The RAN Intelligent Controller (RIC) provides the platform to design and deploy RAN controllers. xApps…

Networking and Internet Architecture · Computer Science 2022-10-11 Mohammadreza Kouchaki , Vuk Marojevic

The highly heterogeneous ecosystem of Next Generation (NextG) wireless communication systems calls for novel networking paradigms where functionalities and operations can be dynamically and optimally reconfigured in real time to adapt to…

Networking and Internet Architecture · Computer Science 2023-09-12 Maria Tsampazi , Salvatore D'Oro , Michele Polese , Leonardo Bonati , Gwenael Poitau , Michael Healy , Tommaso Melodia

Open RAN (ORAN, O-RAN) represents a novel industry-level standard for RAN (Radio Access Network), which defines interfaces that support inter-operation between vendors' equipment and offer network flexibility at a lower cost. Open RAN…

Cryptography and Security · Computer Science 2022-12-06 Madhusanka Liyanage , An Braeken , Shahriar Shahabuddin , Pasika Ranaweera

Open Radio Access Networks (O-RAN) are emerging as a disruptive technology, revolutionising traditional mobile network architecture and deployments in the current 5G and the upcoming 6G era. Disaggregation of network architecture, inherent…

Cryptography and Security · Computer Science 2024-06-19 Thusitha Dayaratne , Viet Vo , Shangqi Lai , Sharif Abuadbba , Blake Haydon , Hajime Suzuki , Xingliang Yuan , Carsten Rudolph

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…

The evolution of Open Radio Access Networks (O-RAN) enables programmable and intelligent control of radio resources through disaggregated architectures and open interfaces. However, existing solutions typically rely on isolated control…

Networking and Internet Architecture · Computer Science 2026-03-24 Anastasios Giannopoulos , Sotirios Spantideas , Panagiotis Trakadas

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

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 virtualized RANs where disaggregated components are connected via open…

Networking and Internet Architecture · Computer Science 2022-08-03 Michele Polese , Leonardo Bonati , Salvatore D'Oro , Stefano Basagni , Tommaso Melodia

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

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

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

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

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

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

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

Recently, the concept of open radio access network (O-RAN) has been proposed, which aims to adopt intelligence and openness in the next generation radio access networks (RAN). It provides standardized interfaces and the ability to host…

Networking and Internet Architecture · Computer Science 2022-01-20 Han Zhang , Hao Zhou , Melike Erol-Kantarci
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