Results 61 to 70 of about 3,681 (195)

C-RAN Traffic Aggregation on Latency-Controlled Ethernet Links

open access: yesApplied Sciences, 2018
Centralized/Cloud Radio Access Networks (C-RAN) are deployed in converged fixed-mobile networks to exploit the flexibility coming from joint application of Network Function Virtualization (NFV) and Software Defined Networking (SDN).
Federico Tonini   +4 more
doaj   +1 more source

Millimeter‐Wave Antennas: A Comprehensive State‐of‐the‐Art Review of Design Approaches, Operating Bands, Challenges, and Applications in Body‐Centric and Emerging Systems

open access: yesRadio Science, Volume 61, Issue 5, May 2026.
Abstract This paper reviews and classifies more than 120 recent contributions on millimeter‐wave (mm‐wave) antennas, with emphasis on their operating bands, design methods, and application domains. It surveys the main mm‐wave frequency ranges and their use in 5G/6G communications, radar and sensing, biomedical and body‐centric systems, imaging, and ...
Sarra Khacha   +10 more
wiley   +1 more source

Real-time high-bandwidth mm-wave 5G NR signal transmission with analog radio-over-fiber fronthaul over multi-core fiber

open access: yesEURASIP Journal on Wireless Communications and Networking, 2021
This article presents an experimental demonstration of a high-capacity millimeter-wave 5G NR signal transmission with analog radio-over-fiber (ARoF) fronthaul over multi-core fiber and full real-time processing.
Simon Rommel   +15 more
doaj   +1 more source

Framework for Task Offloading in O‐RAN Architecture for Heterogeneous Computing Applications

open access: yesTransactions on Emerging Telecommunications Technologies, Volume 37, Issue 2, February 2026.
This work proposes a task offloading framework in ORAN architecture, optimizing computational assignment across user devices, edge cloud, and regional cloud. By efficiently selecting processing nodes and allocating computational and radio resources, it minimizes delay while accommodating diverse latency requirements for gold, silver, and bronze‐tier ...
Samira Taheri   +3 more
wiley   +1 more source

Design and Development of 25 Gbit/s TOSA based on MWDM

open access: yesGuangtongxin yanjiu, 2021
5th-Generation (5G) fronthaul is an important part of the bearer network. High-precision time synchronization and massive connection requirements may have higher demands on the access network.
Ting HU   +5 more
doaj   +1 more source

Multivariate Fronthaul Quantization for Downlink C-RAN [PDF]

open access: yesIEEE Transactions on Signal Processing, 2016
The Cloud-Radio Access Network (C-RAN) cellular architecture relies on the transfer of complex baseband signals to and from a central unit (CU) over digital fronthaul links to enable the virtualization of the baseband processing functionalities of distributed radio units (RUs).
Wonju Lee   +3 more
openaire   +5 more sources

Deep Reinforcement Learning‐Based Power Control Optimisation for Maximising Energy Efficiency in mmWave User‐Centric Cell‐Free Massive MIMO

open access: yesIET Communications, Volume 20, Issue 1, January/December 2026.
The multi‐agent Deep Reinforcement Learning (DRL)‐based uplink power control algorithm significantly improves energy efficiency using multi‐agent Deep Deterministic Twin Policy Gradient (MATD3) with dynamic clustering. The Proposed algorithm outperforms single‐agent DRL and classical methods.
Dramane Diarra   +2 more
wiley   +1 more source

Utveckling av en C-RAN Fronthaul Simulator

open access: yes, 2023
Cellular networks have significantly transformed the way we communicate and access data and the data rates have only been increasing for the last 30 years. 5G is the current generation of cellular networks and enables faster data rates and lower latency.
Khosravi, Sam, Tesfalidet, Noel
core   +3 more sources

Performance Analysis of ZF Decoder in Uplink IRS‐Aided Cell‐Free Massive MIMO Systems With Local Processing Units

open access: yesElectronics Letters, Volume 62, Issue 1, January/December 2026.
To address the poor bit error rate (BER) performance and low achievable sum spectral efficiency (ASSE) due to strong receive correlation (RC) at the centralized base station (CBS) in uplink intelligent reflecting surface (IRS)‐aided massive multiple‐input multiple‐output (m‐MIMO) systems, as well as the system overload due to the massive computation ...
Lin Li, Dengyin Zhang, Huijun Hou
wiley   +1 more source

Passive Optical Network Dynamic Bandwidth Allocation Algorithms for Converged Fronthaul [PDF]

open access: yes, 2022
The research presented in this thesis is focused on the use of passive optical network (PON) dynamic bandwidth allocation (DBA) algorithms for converged fronthaul.
Edeagu, Samuel O.
core   +1 more source

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