Results 11 to 20 of about 262,816 (254)

Colosseum: The Open RAN Digital Twin

IEEE Open Journal of the Communications Society
Recent years have witnessed the Open Radio Access Network (RAN) paradigm transforming the fundamental ways cellular systems are deployed, managed, and optimized.
Michele Polese, Leonardo Bonati, Salvatore D'Oro, Pedram Johari, Davide Villa, Sakthivel Velumani, Rajeev Gangula, Maria Tsampazi, Clifton Paul Robinson, Gabriele Gemmi, Andrea Lacava, Stefano Maxenti, Hai Cheng, Tommaso Melodia   +13 more
doaj   +3 more sources

A Survey for Intrusion Detection Systems in Open RAN

IEEE Access
Open Radio Access Network (RAN) introduces a groundbreaking industry standard for Radio Access Networks, fostering vendor interoperability and network flexibility through open interfaces while leveraging network softwarization, Artificial, and Machine ...
Emmanuel N. Amachaghi, Mohammad Shojafar, Chuan Heng Foh, Klaus Moessner   +3 more
doaj   +2 more sources

Transformer xApps for Semantic URLLC in Open RAN

IEEE Open Journal of the Communications Society
This paper addresses reliability challenges in ultra-reliable low-latency communication (URLLC) by extending classical communication theory with semantic-aware approaches deployed as xApps in Open RAN’s Near-RT RIC (Near Real-Time RAN Intelligent ...
Azadeh Arnaz, Justin Lipman, Mehran Abolhasan   +2 more
doaj   +2 more sources

Deep Learning for B5G Open Radio Access Network: Evolution, Survey, Case Studies, and Challenges

IEEE Open Journal of the Communications Society, 2022
Open Radio Access Network (O-RAN) alliance was recently launched to devise a new RAN architecture featuring open, software-driven, virtual, and intelligent radio access architecture. O-RAN architecture is based on (1) disaggregated RAN functions that run
Bouziane Brik, Karim Boutiba, Adlen Ksentini   +2 more
doaj   +1 more source

Multi-Agent Team Learning in Virtualized Open Radio Access Networks (O-RAN)

Sensors, 2022
Starting from the concept of the Cloud Radio Access Network (C-RAN), continuing with the virtual Radio Access Network (vRAN) and most recently with the Open RAN (O-RAN) initiative, Radio Access Network (RAN) architectures have significantly evolved in ...
Pedro Enrique Iturria-Rivera, Han Zhang, Hao Zhou, Shahram Mollahasani, Melike Erol-Kantarci   +4 more
doaj   +1 more source

Supporting Intelligence in Disaggregated Open Radio Access Networks: Architectural Principles, AI/ML Workflow, and Use Cases

IEEE Access, 2022
Driven by the emerging trend for transparent, open and programmable communications, Open Radio Access Network (O-RAN) constitutes the dominant architectural approach for deploying the future wireless networks.
Anastasios Giannopoulos, Sotirios Spantideas, Nikolaos Kapsalis, Panagiotis Gkonis, Lambros Sarakis, Christos Capsalis, Massimo Vecchio, Panagiotis Trakadas   +7 more
doaj   +1 more source

Recent Advances in Machine Learning for Network Automation in the O-RAN

Sensors, 2023
The evolution of network technologies has witnessed a paradigm shift toward open and intelligent networks, with the Open Radio Access Network (O-RAN) architecture emerging as a promising solution.
Mutasem Q. Hamdan, Haeyoung Lee, Dionysia Triantafyllopoulou, Rúben Borralho, Abdulkadir Kose, Esmaeil Amiri, David Mulvey, Wenjuan Yu, Rafik Zitouni, Riccardo Pozza, Bernie Hunt, Hamidreza Bagheri, Chuan Heng Foh, Fabien Heliot, Gaojie Chen, Pei Xiao, Ning Wang, Rahim Tafazolli   +17 more
doaj   +1 more source

O-RAN architecture, interfaces, and standardization: Study and application to user intelligent admission control

Frontiers in Communications and Networks, 2023
Open radio access network (O-RAN), driven by O-RAN Alliance is based on the disaggregation of the traditional RAN systems into radio unit (RU), distributed unit (DU) and central unit (CU) components. It provides a unique opportunity to reduce the cost of
Mohammad Alavirad, Umair Sajid Hashmi, Marwan Mansour, Ali Esswie, Ramy Atawia, Gwenael Poitau, Morris Repeta   +6 more
doaj   +1 more source

RLOps: Development Life-Cycle of Reinforcement Learning Aided Open RAN

IEEE Access, 2022
Radio access network (RAN) technologies continue to evolve, with Open RAN gaining the most recent momentum. In the O-RAN specifications, the RAN intelligent controllers (RICs) are software-defined orchestration and automation functions for the ...
Peizheng Li, Jonathan Thomas, Xiaoyang Wang, Ahmed Khalil, Abdelrahim Ahmad, Rui Inacio, Shipra Kapoor, Arjun Parekh, Angela Doufexi, Arman Shojaeifard, Robert J. Piechocki   +10 more
doaj   +1 more source

Open-RAN Fronthaul Transport Security Architecture and Implementation

IEEE Access, 2023
The main innovations for next-generation cellular networks are in the Radio Access Network (RAN). Here, the base station functionalities are split between a Radio Unit (RU) and a Distributed Unit (DU), resulting in a virtualized architecture where ...
Daniel Dik, Michael Stubert Berger
doaj   +1 more source