Results 11 to 20 of about 29,221 (286)

mm-Wave and THz Analog Radio-over-Fiber for 5G, Wireless Communications and Sensing [PDF]

Latin America Optics and Photonics Conference, 2018
Analog radio-over-fiber transmission and millimeter-wave and terahertz signal generation through photonic heterodyning are a valuable and versatile solution for many applications. This talk will discuss recent advances, focusing 5G networks, wireless communications and sensing applications.
Rommel, Simon, Morales, Alvaro, Konstantinou, Dimitrios, Raddo, Thiago R., Tafur Monroy, Idelfonso   +4 more
openaire   +3 more sources

Real-time high-bandwidth mm-wave 5G NR signal transmission with analog radio-over-fiber fronthaul over multi-core fiber

EURASIP Journal on Wireless Communications and Networking, 2021
This article presents an experimental demonstration of a high-capacity millimeter-wave 5G NR signal transmission with analog radio-over-fiber (ARoF) fronthaul over multi-core fiber and full real-time processing.
Simon Rommel, Evangelos Grivas, Bruno Cimoli, Delphin Dodane, Alvaro Morales, Evangelos Pikasis, Jerome Bourderionnet, Gilles Feugnet, Juliana Barros Carvalho, Michail Katsikis, Konstantinos Ntontin, Dimitrios Kritharidis, Izabela Spaleniak, Paul Mitchell, Mykhaylo Dubov, Idelfonso Tafur Monroy   +15 more
doaj   +2 more sources

Bidirectional WDM Multi-Nodes Analog Radio-Over-Fiber Mobile Fronthaul Link Enhanced by Photonic Integrated Devices

IEEE Photonics Journal, 2022
A bidirectional wavelength division multiplexing (WDM) analog radio-over-fiber (A-RoF) mobile fronthaul (MFH) link is enhanced using photonic integrated devices.
Changjian Xie, Wenlin Bai, Peixuan Li, Yongtao Du, Ningyuan Zhong, Wei Pan, Xihua Zou   +6 more
doaj   +2 more sources

Linearization Technologies for Broadband Radio-Over-Fiber Transmission Systems

Photonics, 2014
Linearization technologies that can be used for linearizing RoF transmission are reviewed. Three main linearization methods, i.e. electrical analog linearization, optical linearization, and electrical digital linearization are presented and compared ...
Xiupu Zhang, Ran Zhu, Dongyan Shen, Taijun Liu   +3 more
doaj   +2 more sources

Analog Radio Over Fiber Fronthaul for High Bandwidth 5G Millimeter-Wave Carrier Aggregated OFDM [PDF]

2019 21st International Conference on Transparent Optical Networks (ICTON), 2019
The increasing demands for high capacity and ultra-low latency services require to introduce a 5G mobile communications infrastructure based on a centralized radio access network with space division multiplexed optical fronthaul using radio-over-fiber. The transmission of carrier aggregated 5G OFDM signals over an analog radio-over-fiber fronthaul link
Dimitrios Konstantinou, Álvaro Morales, Simon Rommel, Thiago R. Raddo, Ulf Johannsen, Idelfonso Tafur Monroy   +5 more
openaire   +4 more sources

Photonic frequency conversion for the analog radio-over-fiber fronthaul [PDF]

2024 24th International Conference on Transparent Optical Networks (ICTON)
This work has received funding from grant CONFLOC (PID2022-137754OB) funded by MCIN/AEI/10.13039/501100011033/FEDER, UE. Rodrigo Méndez work is funded by EU’s Horizon Europe under Marie Sklodowska-Curie grant agreement No. 101073265 (EWOC). The expressed views and opinions are, however, those of the authors only and may not reflect those of the ...
Méndez Canú, Rodrigo Otoniel, Masanas Jiménez, Miquel, Segarra Mullerat, Josep, Sales Zaragozá, Vicente, Polo Querol, Víctor, Prat Gomà, Josep Joan, Santos Blanco, M. Concepción   +6 more
openaire   +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

Analog Radio-Over-Fiber Transmitter with Optical Frequency Upconversion and Optimized Optical Carrier-to-Signal Ratio

Fiber and Integrated Optics
Objectius de Desenvolupament Sostenible::9 - Indústria, Innovació i Infraestructura::9.1 - Desenvolupar infraestructures fiables, sostenibles, resilients i de qualitat, incloent infraestructures regionals i transfrontereres, per tal de donar suport al desenvolupament econòmic i al benestar humà, amb especial atenció a l’accés assequible i equitatiu per
Sara Vega, Rodrigo Méndez, Maria C Santos   +2 more
exaly   +3 more sources

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