Results 21 to 30 of about 425 (160)

A Bidirectional WDM-PON Free Space Optical (FSO) System for Fronthaul 5 G C-RAN Networks

open access: yesIEEE Photonics Journal, 2023
High-speed cellular technologies require low-latency and high-capacity optical networks. The Centralized Radio Access Network (C-RAN) architecture offers a cost-effective solution for mobile network deployment.
Fady El-Nahal   +3 more
doaj   +1 more source

An SDR-Based Experimental Study of Reliable and Low-Latency Ethernet-Based Fronthaul with MAC-PHY Split

open access: yesFuture Internet, 2021
Cloud-Radio Access Network (RAN) is one of the architectural solutions for those mobile networks that aim to provide an infrastructure that satisfies the communication needs of a wide range of services and deployments.
Ghizlane Mountaser, Toktam Mahmoodi
doaj   +1 more source

Secure Open Fronthaul Interface for 5G Networks

open access: yesProceedings of the 16th International Conference on Availability, Reliability and Security, 2021
The open fronthaul interface is a standard protocol for a link between the radio units and the distributed unit in RAN, enabling different vendors interoperable. We study the security requirements of the open fronthaul interface for 5G networks. The O-RAN management plane (M-plane) mandates an end-to-end security using SSHv2, whereas the O-RAN control ...
Cho, Joo Yeon, Sergeev, Andrew
openaire   +3 more sources

Performance Improvement of Ethernet-Based Fronthaul Bridged Networks in 5G Cloud Radio Access Networks

open access: yesApplied Sciences, 2019
Cloud radio access networks (C-RANs) are emerging architectural solutions to anticipate the increased capacity and quality demands of future 5G cellular networks at a reduced cost. In C-RANs, a transport segment referred to as fronthaul has been defined,
Muhammad Waqar, Ajung Kim
doaj   +1 more source

Fronthaul-constrained cloud radio access networks: insights and challenges [PDF]

open access: yesIEEE Wireless Communications, 2015
As a promising paradigm for fifth generation (5G) wireless communication systems, cloud radio access networks (C-RANs) have been shown to reduce both capital and operating expenditures, as well as to provide high spectral efficiency (SE) and energy efficiency (EE). The fronthaul in such networks, defined as the transmission link between a baseband unit
Peng, Mugen   +3 more
openaire   +3 more sources

Quality Improvement on RoF 5G Fronthaul System Design at Millimeter-wave with EDFA and FBG Techniques

open access: yesJurnal Elkomika, 2023
ABSTRAK Jaringan seluler terkini membutuhkan kapasitas tinggi dan latensi rendah di fronthaul yang dapat didukung oleh radio over fiber (RoF) dengan gelombang milimeter.
CATUR APRIONO   +2 more
doaj   +1 more source

A Transport Scheme for Reducing Delays and Jitter in Ethernet-Based 5G Fronthaul Networks

open access: yesIEEE Access, 2018
Fronthaul networks are leveraging communication links between the remote radio heads and baseband units in cloud radio access networks, and common public radio interface (CPRI) is an interface to carry time-sensitive traffic over the fronthaul.
Muhammad Waqar, Ajung Kim, Peter K. Cho
doaj   +1 more source

Rank-Based Low-Latency Scheduling for Maximum Fronthaul Accommodation in Bridged Network

open access: yesIEEE Access, 2018
Fronthaul bridged networks have attracted attention to transport time-sensitive fronthaul streams in the centralized radio access network (C-RAN) architecture.
Yu Nakayama, Daisuke Hisano
doaj   +1 more source

Network Topology Reconfiguration for FSO-Based Fronthaul/Backhaul in 5G+ Wireless Networks

open access: yesIEEE Access, 2018
Using free-space optics (FSO) in the mobile fronthaul/backhaul networks is a promising solution that can potentially enhance the capacity of mobile networks.
Zhiqun Gu   +4 more
doaj   +1 more source

Demonstration of Terabit/s LAN-WDM for the Evolution of B5G/6G Fronthaul Networks

open access: yesIEEE Photonics Journal, 2023
Intensity modulation/direct detection (IM/DD) and coherent schemes are two kinds of promising solutions to achieve the evolution for B5G/6G fronthaul networks. IM/DD has more mature commercial deployment applications for short-
Jiao Zhang   +13 more
doaj   +1 more source

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