Results 1 to 10 of about 33,075 (295)

Comparison between analog radio-over-fiber and sigma delta modulated radio-over-fiber [PDF]

IEEE Photonics Technology Letters, 2017
With the continuously increasing demand of cost effective, broadband wireless access, radio-over-fiber (RoF) starts to gain more and more momentum. Various techniques already exist, using analog (ARoF) or digitized (DRoF) radio signals over fiber; each ...
Bauwelinck, Johan, Breyne, Laurens, Demeester, Piet, Torfs, Guy, Yin, Xin   +4 more
core   +3 more sources

Multi-Band Analog Radio-over-Fiber Mobile Fronthaul System for Indoor Positioning, Beamforming, and Wireless Access [PDF]

Sensors
In response to the urgent demands of the Internet of Things for precise indoor target positioning and information interaction, this paper proposes a multi-band analog radio-over-fiber mobile fronthaul system.
Hang Yang, Wei Tian, Jianhua Li, Yang Chen   +3 more
doaj   +2 more sources

Comparative Analysis of Two Types of Combined Power-Over-Fiber and Radio-Over-Fiber Systems Using Raman Amplification for Different Link Lengths [PDF]

Sensors
The use of analog radio-over-fiber (RoF) systems combined with power-over-fiber (PoF) systems has been proposed in recent years for applications involving remote sensors used in hazardous environments or where electrical wiring may be impractical.
Paulo Kiohara, Romildo H. Souza, Véronique Quintard, Mikael Guegan, Laura Ghisa, André Pérennou, Olympio L. Coutinho   +6 more
doaj   +2 more sources

Mitigation of nonlinearities in analog radio over fiber links using machine learning approach

ICT Express, 2021
Machine learning (ML) techniques are looked upon as an innovative and realistic direction to cope up with nonlinearity issues in fiber optics communication.
Muhammad Usman Hadi
doaj   +3 more sources

Power and data simultaneous transmission using double-clad fibers towards 6G [PDF]

Scientific Reports
To the best of our knowledge, this work represents the first report in the literature on the implementation of a radio- and power-over-fiber (RPoF) system utilizing double-clad fiber (DCF) aimed at the sixth generation of mobile communications networks ...
Letícia Carneiro de Souza, Felipe Batista Faro Pinto, Tomas Powell Villena Andrade, Arismar Cerqueira Sodré Junior   +3 more
doaj   +2 more sources

Ultra-Wideband Analog Radio-over-Fiber Communication System Employing Pulse-Position Modulation

Applied Sciences
This research presents a novel approach to 28 GHz impulse radio ultra-wideband (IR-UWB) transmission using pulse position modulation (PPM) over an analog radio-over-fiber (ARoF) link, investigating the impact of fiber-based fronthaul on the overall ...
Sandis Migla, Kristaps Rubuls, Nikolajs Tihomorskis, Toms Salgals, Oskars Ozolins, Vjaceslavs Bobrovs, Sandis Spolitis, Arturs Aboltins   +7 more
doaj   +3 more sources

High-fidelity sub-petabit-per-second self-homodyne fronthaul using broadband electro-optic combs [PDF]

Nature Communications
With the exponential growth in data density and user ends of wireless networks, fronthaul is tasked with supporting aggregate bandwidths exceeding thousands of gigahertz while accommodating high-order modulation formats.
Chenbo Zhang, Yixiao Zhu, Jingjing Lin, Bibo He, Rongwei Liu, Yicheng Xu, Nuo Chen, Xuanjian He, Jinming Tao, Zhike Zhang, Tao Chu, Lilin Yi, Qunbi Zhuge, Weiwei Hu, Zhangyuan Chen, Weisheng Hu, Xiaopeng Xie   +16 more
doaj   +2 more sources

A Single-Photodiode Framework for the Co-Detection of Hybrid Digital and Analog Radio-Over-Fiber Signals

IEEE Access, 2023
The continuous advancement of wireless mobile communication necessitates an increase in the allocated frequency bands for each generation. Consequently, higher frequency photodiodes are required in analog radio-over-fiber (ARoF) fronthaul solutions ...
Guo Hao Thng, Said Mikki
doaj   +1 more source

5G-Compatible IF-Over-Fiber Transmission Using a Low-Cost SFP-Class Transceiver

IEEE Access, 2022
With the rise of 5G and beyond, the ever-increasing data-rates demanded by mobile access are severely challenging the capacity of optical fronthaul networks.
Marco A. Fernandes, Bruno T. Brandao, Abel Lorences-Riesgo, Paulo P. Monteiro, Fernando P. Guiomar   +4 more
doaj   +1 more source

Demonstration of a Hybrid Analog–Digital Transport System Architecture for 5G and Beyond Networks

Applied Sciences, 2022
In future mobile networks, the evolution of optical transport architectures enabling the flexible, scalable interconnection of Baseband Units (BBUs) and Radio Units (RUs) with heterogeneous interfaces is a significant issue.
Konstantina Kanta, Panagiotis Toumasis, Kostas Tokas, Ioannis Stratakos, Elissaios Alexis Papatheofanous, Giannis Giannoulis, Ioanna Mesogiti, Eleni Theodoropoulou, George Lyberopoulos, George Lentaris, Dimitris Apostolopoulos, Dionysis Reisis, Dimitrios Soudris, Hercules Avramopoulos   +13 more
doaj   +1 more source