Results 31 to 40 of about 353 (159)

Integrated Silicon Photonics Remote Radio Frontend (RRF) for Single-Sideband (SSB) Millimeter-Wave Radio-Over-Fiber (ROF) Systems

open access: yesIEEE Photonics Journal, 2019
Radio-over-fiber (ROF)-based mobile fronthaul network supporting the baseband unit and simple remote radio head is a promising network architecture for future wireless networks.
Yeyu Tong   +5 more
doaj   +1 more source

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

open access: yesIEEE 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   +6 more
doaj   +1 more source

Photonic Image-free Mixer Based on a Dual-Parallel Mach-Zehnder Modulator and Fiber Dispersion for Radio-Over-Fiber System

open access: yesIEEE Photonics Journal, 2019
In this paper, a simple image rejection mixer based on the dispersion effect in the single mode fiber is proposed and experimentally demonstrated for the radio-over-fiber (RoF) system.
Tao Lin   +9 more
doaj   +1 more source

D-RoF and A-RoF Interfaces in an All-Optical Fronthaul of 5G Mobile Systems

open access: yesApplied Sciences, 2020
This paper presents a solution for enabling the coexistence of digitized radio-over-fiber (D-RoF) and analog radio-over-fiber (A-RoF) interfaces operating in the optical fronthaul of 5G mobile systems.
Zbigniew Zakrzewski
doaj   +1 more source

Design Issues of Digital and Analog Chaotic RoF Link Using Chaos Message Masking

open access: yesIEEE Access, 2019
This work presents the joint use of Radio Over Fiber and optical chaos to investigate the secure ROF link. Merging the two technologies, optical chaos for physical layer communication security and Radio over Fiber creates new design issues which have ...
Danish Ali Mazhar   +3 more
doaj   +1 more source

A Survey on Radio over Fiber (RoF) for Wireless Broadband Access Technologies [PDF]

open access: yesInternational Journal of Computer Applications, 2013
this paper presents a survey on RoF for Wireless Broadband Access technology like WiMAX (Fixed and Mobile). RoF is considered to achieve an effective delivery of wireless and baseband signal, and it also reduces the power consumption. In the other hand WiMAX (Worldwide Interoperability for Microwave Access) is recent fast growing broadband access ...
S. Prakasam, R. Karthikeyan
openaire   +1 more source

Hybrid Radio over Fiber with Radio over Free Space Optic for 5G Fronthaul Network Implementation in Urban Areas

open access: yesJurnal Rekayasa Elektrika, 2023
Optical fiber can meet the demand for fronthaul on 5G networks that offer high bandwidth, large capacity, high data rate and is free from electromagnetic interference. However, deploying infrastructure faces issues like permits and high costs.
Nabila Syadzwina Effendi   +2 more
doaj   +1 more source

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

Digital Predistortion Based Experimental Evaluation of Optimized Recurrent Neural Network for 5G Analog Radio Over Fiber Links

open access: yesIEEE Access
In the context of Enhanced Remote Area Communications (ERAC), Radio over Fiber (RoF) technology plays a crucial role in extending reliable connectivity to underserved and remote areas. This paper explores the significance of fifth-generation (5G) Digital
Muhammad Usman Hadi   +4 more
doaj   +1 more source

Practical Demonstration of 5G NR Transport Over-Fiber System with Convolutional Neural Network

open access: yesTelecom, 2022
This study describes an experimental realization using digital predistortion (DPD) for a fifth generation (5G) multiband new radio (NR) optical front haul (OFH) based Radio over Fiber (RoF) link.
Muhammad Usman Hadi
doaj   +1 more source

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