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Related papers: Space-O-RAN: Enabling Intelligent, Open, and Inter…

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The evolution of 6th generation (6G) networks increasingly relies on satellite-based Non-Terrestrial Networks (NTNs) to extend broadband connectivity to remote and unserved regions, and to support public safety. In this paper we compare two…

Networking and Internet Architecture · Computer Science 2026-04-20 Alexander Bonora , Marco Giordani , Michele Zorzi

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

Driven by both technological development and practical demands, the low-altitude economy relying on low-altitude aircrafts (LAAs) is booming. However, neither satellites nor terrestrial fifth-generation (5G) networks alone can effectively…

Information Theory · Computer Science 2026-03-17 Yanmin Wang , Wei Feng , Yunfei Chen , Baoquan Ren , Qingqing Wu , Cheng-Xiang Wang

The Open Radio Access Network (O-RAN) architecture is revolutionizing cellular networks with its open, multi-vendor design and AI-driven management, aiming to enhance flexibility and reduce costs. Although it has many advantages, O-RAN is…

Cryptography and Security · Computer Science 2025-05-06 Eran Aizikovich , Dudu Mimran , Edita Grolman , Yuval Elovici , Asaf Shabtai

Artificial intelligence (AI) has emerged as a powerful technology that improves system performance and enables new features in 5G and beyond. Standardization, defining functionality and interfaces, is essential for driving the industry…

Networking and Internet Architecture · Computer Science 2022-09-13 Xingqin Lin , Lopamudra Kundu , Chris Dick , Soma Velayutham

Obtaining access to exclusive spectrum, cell sites, Radio Access Network (RAN) equipment, and edge infrastructure imposes major capital expenses to mobile network operators. A neutral host infrastructure, by which a third-party company…

Networking and Internet Architecture · Computer Science 2023-09-07 Leonardo Bonati , Michele Polese , Salvatore D'Oro , Stefano Basagni , Tommaso Melodia

Low-Earth-Orbit (LEO) satellite constellations are becoming integral to 6G infrastructure, but increasing in-orbit computation accelerates battery degradation and raises sustainability concerns. Meanwhile, renewable-heavy regions worldwide…

Networking and Internet Architecture · Computer Science 2026-05-06 Xiaoyi Fan , Yi Ching Chou , Hao Fang , Long Chen , Haoyuan Zhao , Ershun Du , Chongqing Kang , Zhe Chen , Jiangchuan Liu

Terrestrial network limitations drive the integration of non-terrestrial networks (NTNs), notably mega-constellations comprising thousands of low Earth orbit (LEO) satellites. While these satellites act as interconnected network switches…

Machine Learning · Computer Science 2026-05-01 Sivaram Krishnan , Bassel Al Homssi , Zhouyou Gu , Jihong Park , Sung-Min Oh , Jinho Choi

The sixth-generation (6G) network is expected to achieve global coverage based on the space-air-ground integrated network, and the latest satellite network will play an important role in it. The introduction of inter-satellite links (ISLs)…

Systems and Control · Electrical Eng. & Systems 2023-10-27 Guanhua Wang , Fang Yang , Jian Song , Zhu Han

Despite recent advances in applying large language models (LLMs) and machine learning (ML) techniques to open radio access network (O-RAN), critical challenges remain, such as insufficient cooperation between radio access network (RAN)…

Networking and Internet Architecture · Computer Science 2026-03-02 Lingyan Bao , Sinwoong Yun , Jemin Lee , Tony Q. S. Quek

In mobile networks, Open Radio Access Network (ORAN) provides a framework for implementing network slicing that interacts with the resources at the lower layers. Both monitoring and Radio Access Network (RAN) control is feasible for both 4G…

Networking and Internet Architecture · Computer Science 2026-01-15 Andreas Casparsen , Beatriz Soret , Jimmy Jessen Nielsen , Petar Popovski

The use of satellites to provide ubiquitous coverage and connectivity for densely deployed Internet of Things (IoT) networks is expected to be a reality in emerging 6G networks. Yet the low battery capacity of IoT nodes constitutes a…

Information Theory · Computer Science 2021-05-24 Kürşat Tekbıyık , Güneş Karabulut Kurt , Halim Yanikomeroglu

Open Radio Access Networks (O-RAN) enable the disaggregation of radio access functions and the deployment of control applications across different timescales. However, designing interoperable control schemes that jointly exploit long-term…

Networking and Internet Architecture · Computer Science 2026-01-21 Anastasios Giannopoulos , Sotirios Spantideas , Maria Lamprini Bartsioka , Panagiotis Trakadas

This paper addresses how to handle slice resources for 6G networks at different time scales in an architecture based on an open radio access network (ORAN). The proposed solution includes artificial intelligence (AI) at the edge of the…

Signal Processing · Electrical Eng. & Systems 2025-01-20 Suvidha Mhatre , Ferran Adelantado , Kostas Ramantas , Christos Verikoukis

Next-generation communication networks are expected to integrate newly-used technologies in a smart way to ensure continuous connectivity in rural areas and to alleviate the traffic load in dense regions. The prospective access network in…

Signal Processing · Electrical Eng. & Systems 2020-04-16 Wiem Abderrahim , Osama Amin , Mohamed-Slim Alouini , Basem Shihada

This study presents autonomous guidance and control strategies for the purpose of reconfiguring close-range multi-satellite formations. The formation under consideration includes $N$ under-actuated deputy satellites and an uncontrolled…

Systems and Control · Electrical Eng. & Systems 2024-12-31 Ahmed Mahfouz , Gabriella Gaias , Florio Dalla Vedova , Holger Voos

The Open Radio Access Network (Open RAN) paradigm, and its reference architecture proposed by the O-RAN Alliance, is paving the way toward open, interoperable, observable and truly intelligent cellular networks. Crucial to this evolution is…

Networking and Internet Architecture · Computer Science 2025-10-08 Raoul Raftopoulos , Salvatore D'Oro , Tommaso Melodia , Giovanni Schembra

O-RAN (Open-Radio Access Network) offers a flexible, open architecture for next-generation wireless networks. Network slicing within O-RAN allows network operators to create customized virtual networks, each tailored to meet the specific…

Networking and Internet Architecture · Computer Science 2025-04-25 Sihem Bakri , Indrakshi Dey , Harun Siljak , Marco Ruffini , Nicola Marchetti

The next generation of tactical networks (TNs) is poised to further leverage the key enablers of 5G and beyond 5G (B5G) technology, such as radio access network (RAN) slicing and the open RAN (O-RAN) paradigm, to unlock multiple…

Networking and Internet Architecture · Computer Science 2025-06-11 Abderrahime Filali , Diala Naboulsi , Georges Kaddoum

Low-Earth orbit (LEO) satellite systems have been deemed a promising key enabler for current 5G and the forthcoming 6G wireless networks. Such LEO satellite constellations can provide worldwide three-dimensional coverage, high data rate,…

Information Theory · Computer Science 2024-02-13 Mesut Toka , Byungju Lee , Jaehyup Seong , Aryan Kaushik , Juhwan Lee , Jungwoo Lee , Namyoon Lee , Wonjae Shin , H. Vincent Poor