Hybrid OFDM and Radio-Over-Fiber Transport System Based on a Polarization Modulator
IEEE Photonics Journal, 2015 A hybrid orthogonal frequency-division multiplexing (OFDM) and quadruple-frequency radio-over-fiber (RoF) transport system is developed based on colorless optical polarization beam splitters and an optical polarization-arrangement technique.
Ching-Hung Chang +8 more
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 +4 more
doaj +1 more source
Hybrid radio over fiber system for generation and distribution of UWB signals [PDF]
, 2008 The authors investigate a hybrid radio over fiber system for the generation and distribution of UWB signals. This system is based on gain-switched laser, which is used to generate short optical pulses.
Barry, Liam P. +5 more
core +2 more sources
Statistical Distribution of EVM Measurements for Direct-Modulation Radio-Over-Fiber Links Transporting OFDM Signals [PDF]
, 2013 The effect of distortion on the error vector magnitude (EVM) performance of orthogonal frequency-division multiplexing (OFDM) signals with different numbers of subcarriers and the connection to the peak-to-average power ratio (PAPR) of such signals is ...
Nkansah, Anthony +3 more
core +1 more source
Power limits with adjustable 10G receiver parameters for A-RoF transmission
Elektronika ir Elektrotechnika, 2023 Current paper characterizes the performance of the three-radio-frequency-channels, orthogonal-frequency-division-multiplexed (OFDM) radio-over-fiber (RoF) transmission system in terms of error-vector-magnitude and received optical signal power for a ...
Inna Kurbatska +5 more
doaj +1 more source
All photonic analogue to digital and digital to analogue conversion techniques for digital radio over fibre system applications [PDF]
, 2011 Copyright @ 2011 IEEEWideband electronic analogue to digital conversion (ADC) systems have critical problems encountered in high-frequency broadband communication systems that the recent electronic ADCs (EADC) have experienced those such as uncertainty ...
Mehdi Fakhraie, S +3 more
core +6 more sources
Performance evaluation of OFDM and impulse-radio ultra-wideband over fiber distribution for in-building networks [PDF]
, 2009 This paper reports the compared performance of the two main ultra-wideband (UWB) implementations, OFDM-based (OFDM-UWB) and impulse-radio UWB, when transmitted over optical fiber for in-building communications employing external electro-optic modulation.
Roberto Llorente +7 more
core +1 more source
Multilevel modulated signal transmission over serial single-mode and multimode fiber links using vertical-cavity surface-emitting lasers for millimeter-wave wireless communications [PDF]
, 2007 Quadrature phase-shift keying, 16 quadrature amplitude modulation (QAM), and 64-QAM data transmission-Worldwide Interoperability for Microwave Access modulation schemes-at 6 and 20 MS/s is demonstrated for a link that emulates a cost-effective 1.55-m ...
Shen, Pengbo +3 more
core +1 more source
Photonic Systems and Devices for Linear Cell Radar
Applied Sciences, 2019 This paper reviews linear cell radar systems, which are radar systems consisting of many antenna units connected by radio-over-fiber to monitor linear-shaped areas. A linear cell system using a millimeter-wave band can provide high-resolution imaging for
Tetsuya Kawanishi +4 more
doaj +1 more source
Transport Schemes for Fiber-Wireless Technology: Transmission Performance and Energy Efficiency
Photonics, 2014 Fiber-wireless technology has been actively researched as a potential candidate for next generation broadband wireless signal distribution. Despite the popularity, this hybrid scheme has many technical challenges that impede the uptake and commercial ...
Christina Lim +2 more
doaj +1 more source