Toward an efficient C-RAN optical fronthaul for the future networks: A tutorial on technologies, requirements, challenges, and solutions

IA Alimi, AL Teixeira, PP Monteiro - … Communications Surveys & …, 2017 - ieeexplore.ieee.org
The exponential traffic growth, demand for high speed wireless data communications, as
well as incessant deployment of innovative wireless technologies, services, and …

Millimeter-and terahertz-wave radio-over-fiber for 5G and beyond

PT Dat, A Kanno, T Umezawa… - 2017 IEEE Photonics …, 2017 - ieeexplore.ieee.org
This paper reviews our recent research activities on seamless fiber-wireless systems for
future mobile networks, including: radio-on-radio-over-fiber; signal processing-aided …

Seamless convergence of fiber and wireless systems for 5G and beyond networks

PT Dat, A Kanno, N Yamamoto… - Journal of Lightwave …, 2018 - ieeexplore.ieee.org
We propose different fronthaul systems for facilitating future mobile networks based on the
seamless convergence of fiber-optic and wireless systems in the millimeter-wave (mmWave) …

Analog vs digital radio-over-fiber: a spectral efficiency debate from the SNR perspective

D Che - Journal of Lightwave Technology, 2021 - ieeexplore.ieee.org
For decades, wireless communication networks have applied the digital interface like the
common public radio interface (CPRI) between remote sites and base stations for data …

Radio-over-fiber using an optical antenna based on Rydberg states of atoms

AB Deb, N Kjærgaard - Applied Physics Letters, 2018 - pubs.aip.org
We provide an experimental demonstration of a direct fiber-optic link for RF transmission
(“radioover-fiber”) using a sensitive optical antenna based on a rubidium vapor cell. The …

24–26 GHz radio-over-fiber and free-space optics for fifth-generation systems

J Bohata, M Komanec, J Spáčil, Z Ghassemlooy… - Optics letters, 2018 - opg.optica.org
This Letter outlines radio-over-fiber combined with radio-over-free-space optics (RoFSO)
and radio frequency free-space transmission, which is of particular relevance for fifth …

A 5G fiber wireless 4Gb/s WDM fronthaul for flexible 360 coverage in V-band massive MIMO small cells

E Ruggeri, A Tsakyridis, C Vagionas… - Journal of Lightwave …, 2021 - opg.optica.org
Towards relieving the bandwidth limitations in 5G mobile fronthaul networks, a Fiber
Wireless (FiWi) small cell architecture is presented, relying on spectrally efficient analog …

Digitally linearized radio-over fiber transmitter architecture for cloud radio access network's downlink

M Noweir, Q Zhou, A Kwan, R Valivarthi… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
We propose a digitally linearized radio-over fiber (RoF) downlink transmitter architecture for
cloud radio access networks (C-RANs), and we demonstrate its proof of principle in the near …

A review on mmWave based energy efficient RoF system for next generation mobile communication and broadband systems

P Kumar, SK Sharma, S Singla, V Gupta… - Journal of Optical …, 2024 - degruyter.com
In today's scenario, wireless communication is turning into a decisive and leading backbone
to access the worldwide network. Therefore, the usage of mobile phones and broadband is …

Multi-user V-band uplink using a massive MIMO antenna and a fiber-wireless IFoF fronthaul for 5G mmWave small-cells

E Ruggeri, A Tsakyridis, C Vagionas… - Journal of Lightwave …, 2020 - opg.optica.org
We experimentally demonstrate a multi-user Fiber Wireless IFoF/mmWave uplink comprising
a 32-element 60 GHz Phased Array Antenna (PAA) and 10 km of fiber for 5G fronthaul …