Results 31 to 40 of about 4,212 (181)

On Performance of Optical Wireless Communication With Spatial Multiplexing Towards 5-G

open access: yesIEEE Access, 2018
Optical wireless communication (OWC) with orbital angular momentum (OAM)-based spatial multiplexing enables to offer ultra-high information capacity as well as high spectral and energy efficiencies, which is a promising alternative to establish the ...
Ming Li
doaj   +1 more source

Next Generation Fiber-Wireless Fronthaul for 5G mmWave Networks [PDF]

open access: yesIEEE Communications Magazine, 2019
mmWave radio, although instrumental for achieving the required 5G capacity KPIs, necessitates the need for a very large number of access points, which places an immense strain on the current network infrastructure. In this article, we try to identify the major challenges that inhibit the design of the Next Generation Fronthaul Interface in two upcoming
Kalfas, George   +9 more
openaire   +1 more source

FttC-Based Fronthaul for 5G Dense/Ultra-Dense Access Network: Performance and Costs in Realistic Scenarios

open access: yesFuture Internet, 2017
One distinctive feature of the next 5G systems is the presence of a dense/ultra-dense wireless access network with a large number of access points (or nodes) at short distances from each other.
Franco Mazzenga   +2 more
doaj   +1 more source

The Optical Fiber and mmWave Wireless Convergence for 5G Fronthaul Networks [PDF]

open access: yes2019 IEEE 2nd 5G World Forum (5GWF), 2019
The most radical evolution in recent mobile communication technology is imminent in the coming years. The fronthaul network architecture is part of this evolution and is expected to support dense deployment of infrastructure to provide increased bandwidth and ultra-low latency for 5th generation (5G) networks in a cost-effective manner.
Raddo, Thiago R.   +3 more
openaire   +3 more sources

Multiband and Photonically Amplified Fiber-Wireless Xhaul

open access: yesIEEE Access, 2020
We propose and report the implementation of a multiband and photonically amplified fiber-wireless (FiWi) Xhaul based on radio over fiber (RoF) technology and four-wave mixing (FWM) nonlinear effect, aiming 5G applications.
Eduardo Saia Lima   +5 more
doaj   +1 more source

A Bit-Interleaved Sigma-Delta-Over-Fiber Fronthaul Network for Frequency-Synchronous Distributed Antenna Systems

open access: yesApplied Sciences, 2021
Cell-free massive multiple-input multiple-output (MIMO) has attracted wide attention as wireless spectral efficiency has become a 6G key performance indicator.
Chia-Yi Wu   +5 more
doaj   +1 more source

4 × 4 MIMO Fiber-Wireless System with RoF Transmission Capability [PDF]

open access: yesITM Web of Conferences, 2023
Transport networks, particularly fronthaul systems are facing substantial issues as a result of the expansion of radio access technologies (RATs) in 5G and beyond networks. Due to the difficulties and high expense of installing fiber links, a traditional
A U Athira, Zacharias Joseph
doaj   +1 more source

Joint Access-Backhaul Perspective on Mobility Management in 5G Networks [PDF]

open access: yes, 2017
The ongoing efforts in the research development and standardization of 5G, by both industry and academia, have resulted in the identification of enablers (Software Defined Networks, Network Function Virtualization, Distributed Mobility Management, etc ...
Demirkol, Ilker   +4 more
core   +2 more sources

Fronthaul evolution: From CPRI to Ethernet [PDF]

open access: yes, 2015
It is proposed that using Ethernet in the fronthaul, between base station baseband unit (BBU) pools and remote radio heads (RRHs), can bring a number of advantages, from use of lower-cost equipment, shared use of infrastructure with fixed access networks,
Anthony Magee   +12 more
core   +1 more source

Cooperative Non-Orthogonal Multiple Access for Future Wireless Communications [PDF]

open access: yesEAI Endorsed Transactions on Industrial Networks and Intelligent Systems, 2018
There is a huge demand for increased connectivity and reliability of devices in the fifth generation and beyond of wireless communications so as to ensure massive connectivity and high spectral efficiency.
Sunyoung Lee
doaj   +1 more source

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