Results 21 to 30 of about 10,682,329 (212)

Machine Learning-Based Digital Pre-Distortion Scheme for RoF Systems and Experimental 5G mm-waves Fiber-Wireless Implementation [PDF]

open access: yesJournal of Microwaves, Optoelectronics and Electromagnetic Applications, 2023
The advent of the 5th generation of mobile networks brought a large number of new use case and applications to be supported by the physical layer (PHY), which must be more flexible than all previous radio access networks (RAN).
Luiz A. M. Pereira   +3 more
doaj   +1 more source

Integration of radio over fiber (RoF) with fiber to the home (FTTH) schemes [PDF]

open access: yes, 2021
Two integrating techniques and topologies for fiber optic network systems such as RoF and FTTH have been studied and presented in this project. Two digital signals with data rate 622Mb/s and 1.25Gb/s are considered as the two service signals to be hybrid.
openaire   +1 more source

Coherent Radio-Over-Fiber and Millimeter-Wave Radio Seamless Transmission System for Resilient Access Networks

open access: yesIEEE Photonics Journal, 2012
We propose a millimeter-wave (MMW) coherent radio-over-fiber (RoF) transmission system for application to an access network with a direct broadband last-mile wireless connection to an optical fiber network.
A. Kanno   +7 more
doaj   +1 more source

4 × 4 MIMO Fiber-Wireless System with RoF Transmission Capability [PDF]

open access: yesITM Web of Conferences, 2023
Transport networks, particularly fronthaul systems are facing substantial issues as a result of the expansion of radio access technologies (RATs) in 5G and beyond networks. Due to the difficulties and high expense of installing fiber links, a traditional
A U Athira, Zacharias Joseph
doaj   +1 more source

Fiber link design considerations for cloud-Radio Access Networks [PDF]

open access: yes, 2014
Analog radio over fiber (RoF) links may offer advantages for cloud-Radio Access Networks in terms of component cost, but the behavior of the distortion with large numbers of subcarriers needs to be understood. In this paper, this is presented in terms of
Luis C. Vieira   +7 more
core   +1 more source

Quality Improvement on RoF 5G Fronthaul System Design at Millimeter-wave with EDFA and FBG Techniques

open access: yesJurnal Elkomika, 2023
ABSTRAK Jaringan seluler terkini membutuhkan kapasitas tinggi dan latensi rendah di fronthaul yang dapat didukung oleh radio over fiber (RoF) dengan gelombang milimeter.
CATUR APRIONO   +2 more
doaj   +1 more source

Hybrid Radio over Fiber and Visible Light (RoF-VLC) Communication System [PDF]

open access: yes37th European Conference and Exposition on Optical Communications, 2011
We experimentally demonstrate the integration of Radio-over-Fiber and Visible Light Communication technologies, into a hybrid system for indoor communication. The system, realized according to IEEE 802.11g standard, works effectively at typical office luminance level.
A. M. Khalid   +4 more
openaire   +2 more sources

Is fiber the catalyst for growth of the mobile wireless network? [PDF]

open access: yes, 2015
This paper will focus on how the growth of the mobile wireless technology can be supported by optical fiber, through wireless over fiber technologies. The paper will include recent advances in the field of fiber-wireless convergence such as cloud-based ...
Ng, Wai Pang   +3 more
core   +1 more source

Performance Analysis of Modulation Formats for Next Generation RoF Systems

open access: yesIEEE Access, 2021
Radio over fiber (RoF) has found to be one of the most effective communication techniques. It has the tendency to incorporate both optical fiber and free space radio paths.
Haleema Khalil   +6 more
doaj   +1 more source

Optimized MSA DPD method for improving 5G multiband optical fronthaul performance

open access: yesMicrowave and Optical Technology Letters, Volume 65, Issue 12, Page 3326-3332, December 2023., 2023
Abstract A modified optimized magnitude‐selective affine (OMSA) model‐based digital predistortion (DPD) is presented that introduces the weighting function into our earlier proposed magnitude‐selective affine (MSA) method with an aim to further reduce the complexity overheads without affecting performance compared to the MSA method. This model utilizes
Muhammad Usman Hadi   +2 more
wiley   +1 more source

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