Results 21 to 30 of about 16,084,483 (275)

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

Security analysis of policy-based control at Open RAN [PDF]

, 2023
In dieser Bachelorarbeit wird eine Sicherheitsanalyse für das Anwendungsszenario Traffic Steering im Open RAN durchgeführt. Dabei werden die Architektur und Sicherheitsaspekte des Open RAN sowie des Traffic Steering genauer analysiert.
Micketeit, Johannes
core   +2 more sources

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

A Survey on Open Radio Access Networks: Challenges, Research Directions, and Open Source Approaches

Sensors
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’s deployment and operation.
Wilfrid Azariah, Fransiscus Asisi Bimo, Chih-Wei Lin, Ray-Guang Cheng, Navid Nikaein, Rittwik Jana   +5 more
doaj   +1 more source

Open Radio Access Networks “O-RAN” SystemsThroughput improvement)

Wasit Journal of Engineering Sciences
Open Radio Access Networks (O-RAN) are expected to revolutionize communication systems. O-RAN enables virtualized Radio Access Networks where distributed components are attached through open interfaces and intelligent controllers optimize the ...
Russul Qasim, Ismail S. Baqer
doaj   +1 more source