Results 21 to 30 of about 6,664 (186)

Implementation of a Full Optically-Powered 5G NR Fiber-Wireless System

open access: yesIEEE Photonics Journal, 2022
We report the implementation of a full optically-powered 5G new radio (5G NR) fiber-wireless (FiWi) system based on power-over-fiber (PoF) and radio-over-fiber (RoF) technologies.
Leticia Carneiro de Souza   +2 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

How to Solve the Fronthaul Traffic Congestion Problem in H-CRAN? [PDF]

open access: yes, 2015
The design of efficient wireless fronthaul connections for future heterogeneous networks incorporating emerging paradigms such as heterogeneous cloud radio access network (H-CRAN) has become a challenging task that requires the most effective utilization
Imran, Muhammad A.   +4 more
core   +1 more source

Distributed multi-user MIMO transmission using real-time sigma-delta-over-fiber for next generation fronthaul interface [PDF]

open access: yes, 2020
To achieve the massive device connectivity and high data rate demanded by 5G, wireless transmission with wider signal bandwidths and higher-order multiple-input multiple-output (MIMO) is inevitable. This work demonstrates a possible function split option
Bauwelinck, Johan   +7 more
core   +1 more source

The Fronthaul Infrastructure of 5G Mobile Networks [PDF]

open access: yes2018 IEEE 23rd International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD), 2018
The next wave of innovation will certainly generate numerous new opportunities for emerging technology solutions based on networking services and applications with stringent key performance indicators (KPIs) such as ultra-low 1 ms latency, a 1000 fold bandwidth increase, 99.99 % reliability and availability, which are immensely above those supported by
Simon Rommel   +2 more
openaire   +1 more source

Flexible Function Splitting and Resource Allocation in C-RAN for Delay Critical Applications

open access: yesIEEE Access, 2020
The concept of cloud radio access network (C-RAN) architecture is being proposed to fully meet the requirements of 5G mobile networks. Thanks to the centralized cloud baseband unit (BBU), C-RAN reduces the energy consumption and cost of deployment ...
Masumehsadat Tohidi   +2 more
doaj   +1 more source

User Rate Optimization for Fronthaul-Constrained Cell-Free Massive MIMO-OFDM Systems: A Quadratic Transform-Based Approach

open access: yesIEEE Open Journal of the Communications Society, 2022
As a promising candidate for the future generations of mobile communication networks, the cell-free (CF) massive multiple-input multiple-output (mMIMO) networks have been shown to provide high spectral efficiency (SE) and more uniform signal coverage ...
Kui Xu   +5 more
doaj   +1 more source

Robust Baseband Compression Against Congestion in Packet-Based Fronthaul Networks Using Multiple Description Coding

open access: yesEntropy, 2019
In modern implementations of Cloud Radio Access Network (C-RAN), the fronthaul transport network will often be packet-based and it will have a multi-hop architecture built with general-purpose switches using network function virtualization (NFV) and ...
Seok-Hwan Park   +2 more
doaj   +1 more source

Designing Cost- and Energy-Efficient Cell-free Massive MIMO Network with Fiber and FSO Fronthaul Links [PDF]

open access: yesAUT Journal of Electrical Engineering, 2021
The emerging cell-free massive multiple-input multiple-output (CF-mMIMO) is a promising scheme to tackle the capacity crunch in wireless networks. Designing the optimal fronthaul network in the CF-mMIMIO is of utmost importance to deploy a cost and ...
Pouya Agheli   +2 more
doaj   +1 more source

Perencanaan dan Analisis Fronthaul Microwave Menggunakan Spektrum Frekuensi 71 Ghz untuk Radio Access Network dengan Metode Drive Test 4G LTE

open access: yesBuletin Pos dan Telekomunikasi: Media Komunikasi Ilmiah, 2019
Di Indonesia, tidak semua daerah telah terintegrasi oleh jaringan 4G LTE dengan baik, sehingga memerlukan perencanaan 4G LTE yang tepat. Penelitian ini melakukan perancangan penambahan eNodeB baru dengan metode fronthaul microwave 4G LTE, dengan tujuan ...
Firmansyah Pandu Wibawa   +2 more
doaj   +1 more source

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