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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

For the energy-efficient deployment of cell-free massive MIMO functionality in a practical wireless network, the end-to-end (from radio site to the cloud) energy-aware operation is essential. In line with the cloudification and…

Signal Processing · Electrical Eng. & Systems 2024-01-30 Özlem Tuğfe Demir , Meysam Masoudi , Emil Björnson , Cicek Cavdar

Non-Orthogonal Multiple Access (NOMA) and Fog Radio Access Networks (FRAN) are promising candidates within the 5G and beyond systems. This work examines the benefit of adopting NOMA in an FRAN architecture with constrained capacity…

Networking and Internet Architecture · Computer Science 2019-02-28 Itsikiantsoa Randrianantenaina , Megumi Kaneko , Hayssam Dahrouj , Hesham ElSawy , Mohamed-Slim Alouini

The flexibility introduced with the Open Radio Access Network (O-RAN) architecture allows us to think beyond static configurations in all parts of the network. This paper addresses the issue related to predicting the power consumption of…

Machine Learning · Computer Science 2023-01-18 Merim Dzaferagic , Jose A. Ayala-Romero , Marco Ruffini

Next-generation communication technology will be made possible by cooperation between terrestrial networks with non-terrestrial networks (NTN) comprised of high-altitude platform stations and satellites. Further, as humanity embarks on the…

Information Theory · Computer Science 2022-04-26 Kürşat Tekbıyık , Güneş Karabulut Kurt , Ali Rıza Ekti , Halim Yanikomeroglu

In future wireless systems of beyond 5G and 6G, addressing diverse applications with varying quality requirements is essential. Open Radio Access Network (O-RAN) architectures offer the potential for dynamic resource adaptation based on…

Networking and Internet Architecture · Computer Science 2024-10-07 Huan X. Nguyen , Kexuan Sun , Duc To , Quoc-Tuan Vien , Tuan Anh Le

Radio access network (RAN) slicing is an effective methodology to dynamically allocate networking resources in 5G networks. One of the main challenges of RAN slicing is that it is provably an NP-Hard problem. For this reason, we design…

Networking and Internet Architecture · Computer Science 2018-03-22 Salvatore D'Oro , Francesco Restuccia , Tommaso Melodia , Sergio Palazzo

Current Distributed Radio Access Networks~(D-RANs), which are characterized by a static configuration and deployment of Base Stations~(BSs), have exposed their limitations in handling the temporal and geographical fluctuations of capacity…

Networking and Internet Architecture · Computer Science 2017-10-03 Abolfazl Hajisami , Tuyen X. Tran , Dario Pompili

In this paper, we investigate a radio access network (RAN) slicing problem for Internet of vehicles (IoV) services with different quality of service (QoS) requirements, in which multiple logically-isolated slices are constructed on a common…

Machine Learning · Computer Science 2020-12-04 Wen Wu , Nan Chen , Conghao Zhou , Mushu Li , Xuemin Shen , Weihua Zhuang , Xu Li

The integration of Unmanned Aerial Vehicles (UAVs) into Open Radio Access Networks (O-RAN) enhances communication in disaster management and Search and Rescue (SAR) operations by ensuring connectivity when infrastructure fails. However, SAR…

Cryptography and Security · Computer Science 2025-10-22 Zaineh Abughazzah , Emna Baccour , Loay Ismail , Amr Mohamed , Mounir Hamdi

With the cellular networks becoming increasingly agile, a major challenge lies in how to support diverse services for mobile users (MUs) over a common physical network infrastructure. Network slicing is a promising solution to tailor the…

Networking and Internet Architecture · Computer Science 2019-06-05 Xianfu Chen , Zhifeng Zhao , Celimuge Wu , Mehdi Bennis , Hang Liu , Yusheng Ji , Honggang Zhang

This work proposes an integrated approach for optimising Federated Learning (FL) communication in dynamic and heterogeneous network environments. Leveraging the modular flexibility of the Open Radio Access Network (ORAN) architecture and…

Systems and Control · Electrical Eng. & Systems 2025-05-27 Abdelaziz Salama , Mohammed M. H. Qazzaz , Syed Danial Ali Shah , Maryam Hafeez , Syed Ali Zaidi

With the construction of low-earth orbit (LEO) satellite constellations, ubiquitous connectivity has been achieved. Terrestrial networks (TNs), such as cellular networks, are mainly deployed in specific urban areas and use licensed…

Signal Processing · Electrical Eng. & Systems 2025-09-12 Bodong Shang , Zheng Wang , Xiangyu Li , Chungang Yang , Chao Ren , Haijun Zhang

5G and beyond cellular networks (NextG) will support the continuous execution of resource-expensive edge-assisted deep learning (DL) tasks. To this end, Radio Access Network (RAN) resources will need to be carefully "sliced" to satisfy…

Networking and Internet Architecture · Computer Science 2024-07-09 Corrado Puligheddu , Jonathan Ashdown , Carla Fabiana Chiasserini , Francesco Restuccia

The limited energy and computing resources of unmanned aerial vehicles (UAVs) hinder the application of aerial artificial intelligence. The utilization of split inference in UAVs garners significant attention due to its effectiveness in…

Machine Learning · Computer Science 2024-01-02 Chenxi Zhao , Min Sheng , Junyu Liu , Tianshu Chu , Jiandong Li

Open Radio Access Network (O-RAN), a novel architecture that separates the traditional radio access network (RAN) into multiple disaggregated components, leads a revolution in the telecommunication ecosystems. Compared to the traditional…

Networking and Internet Architecture · Computer Science 2023-11-07 Yi-Zih Chen , Terrance Yu-Hao Chen , Po-Jung Su , Chi-Ting Liu

The open radio access network (O-RAN) Alliance developed an architecture and specifications for open and disaggregated cellular networks including many elements that are being widely adopted and implemented in both commercial and research…

Networking and Internet Architecture · Computer Science 2025-06-02 Urooj Tariq , Rishu Raj , Dan Kilper

Low-altitude wireless networks (LAWNs) have become effective solutions for collecting data from low-power Internet-of-Things devices (IoTDs) in remote areas with limited communication infrastructure. However, some outdoor IoTDs deployed in…

Networking and Internet Architecture · Computer Science 2025-09-25 Wenwen Xie , Geng Sun , Jiahui Li , Jiacheng Wang , Yinqiu Liu , Dusit Niyato , Dong In Kim , Shiwen Mao

The Open Radio Access Network (O-RAN) initiative, characterized by open interfaces and AI/ML-capable RAN Intelligent Controller (RIC), facilitates effective spectrum sharing among RANs. In this context, we introduce AdapShare, an…

Networking and Internet Architecture · Computer Science 2024-11-18 Sneihil Gopal , David Griffith , Richard A. Rouil , Chunmei Liu

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