Results 21 to 30 of about 4,212 (181)

A QoS-Enabled Medium-Transparent MAC Protocol for Fiber-Wireless 5G RAN Transport Networks

open access: yesApplied Sciences, 2022
In order to meet the ever-increasing 5G and beyond Radio Access Network (RAN) densification demands, Fiber-Wireless transport networks are expected to play a key role in accelerating 5G deployment by providing the essential RAN flexibility, while at the ...
George Kalfas   +6 more
doaj   +1 more source

On the QKD Integration in Converged Fiber/Wireless Topologies for Secured, Low-Latency 5G/B5G Fronthaul

open access: yesApplied Sciences, 2020
A research contribution focusing on the Quantum Key Distribution (QKD)-enabled solutions assisting in the security framework of an optical 5G fronthaul segment is presented.
Dimitris Zavitsanos   +3 more
doaj   +1 more source

Cost Analysis of 5G Fronthaul Networks Through Functional Splits at the PHY Layer in a Capacity and Cost Limited Scenario

open access: yesIEEE Access, 2021
The expected growth in carried traffic and the added complexity of different deployment approaches (distributed vs. centralized), showing different requirements, make transport network one of the main design challenges in 5G.
Rakibul Islam Rony   +2 more
doaj   +1 more source

Joint Resource Allocation in TWDM-PON-Enabled Cell-Free mMIMO System

open access: yesPhotonics, 2023
Cell-free massive multiple input multiple outputs (CF-mMIMO) is considered a promising technology for sixth-generation (6G) telecommunication systems. In the CF-mMIMO system, an extensive array of distributed small base stations (BSs) is deployed across ...
Tianyu Xue, Kamran Ali Memon, Chunguo Li
doaj   +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

Fronthaul Compression for Uplink Massive MIMO Using Matrix Decomposition

open access: yesIEEE Open Journal of the Communications Society, 2023
Massive multiple-input-multiple-output (MIMO) is a key enabler for obtaining higher data rates in the next generation wireless technology. While it has the power to transform cellular communication, with potential for spatial diversity and multiplexing ...
P. Aswathylakshmi, Radha Krishna Ganti
doaj   +1 more source

Fronthaul Load Balancing in Energy Harvesting Powered Cloud Radio Access Networks

open access: yesIEEE Access, 2017
Enhanced with wireless power transfer capability, cloud radio access network (C-RAN) enables energy-restrained mobile devices to function uninterruptedly.
Cheng Qin   +3 more
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

Enabling Flexible Link Capacity for eCPRI-Based Fronthaul With Load-Adaptive Quantization Resolution

open access: yesIEEE Access, 2019
Bandwidth-efficient 5G optical fronthaul interfaces, such as the Ethernet-based common public radio interface (eCPRI), with novel low layer split (LLS) are being actively investigated.
Longsheng Li   +7 more
doaj   +1 more source

High Capacity Mode Division Multiplexing Based MIMO Enabled All-Optical Analog Millimeter-Wave Over Fiber Fronthaul Architecture for 5G and Beyond

open access: yesIEEE Access, 2019
The ever-increasing proliferation of mobile users and new technologies, and the demands for ubiquitous connectivity, high data capacity, faster data speed, low latency, and reliable services have been driven the quest for the next generation, fifth ...
Khan Zeb, Xiupu Zhang, Zhenguo Lu
doaj   +1 more source

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