BPSK subcarrier intensity modulated free-space optical communications in atmospheric turbulence

WO Popoola, Z Ghassemlooy - Journal of Lightwave technology, 2009 - opg.optica.org
Free-space optical communications (FSO) propagated over a clear atmosphere suffers from
irradiance fluctuation caused by small but random atmospheric temperature fluctuations …

Average capacity of optical wireless communication systems over atmospheric turbulence channels

HE Nistazakis, EA Karagianni… - Journal of Lightwave …, 2009 - opg.optica.org
The optical wireless communication systems are rapidly gaining popularity as effective
means of transferring data at high rates over short distances. These systems facilitate rapidly …

Performance of PPM on terrestrial FSO links with turbulence and pointing errors

W Gappmair, S Hranilovic… - IEEE Communications …, 2010 - ieeexplore.ieee.org
In recent work, the error performance of on-off keying has been investigated for free-space
optical (FSO) links impaired by both turbulence and pointing loss. In the current letter, the …

Average symbol error probability of general-order rectangular quadrature amplitude modulation of optical wireless communication systems over atmospheric …

KP Peppas, CK Datsikas - Journal of Optical Communications and …, 2010 - opg.optica.org
Using an accurate exponential bound for the Gaussian Q-function, we derive simple
approximate closed-form expressions for the average symbol error probability (ASEP) of a …

An overview of the physical insight and the various performance metrics of fading channels in wireless communication systems

KP Peppas, HE Nistazakis… - Advanced trends in …, 2011 - books.google.com
In this chapter, we discuss on the physical insight and the various performance metrics of the
wireless channels environment in today's communications schemes. The availability and …

Free-space optical communication using subearrier modulation in gamma-gamma atmospheric turbulence

Z Ghassemlooy, WO Popoola… - 2007 9th international …, 2007 - ieeexplore.ieee.org
Free-space optical communications (FSO) propagated over a clear atmosphere suffers from
irradiance fluctuation caused by small but random atmospheric temperature fluctuations …

Performance estimation of free space optical links over negative exponential atmospheric turbulence channels

HE Nistazakis, VD Assimakopoulos, GS Tombras - Optik, 2011 - Elsevier
In this work, we study the performance of free space optical links with fading statistics
modelled by the negative exponential distribution which describes channels under strong …

BER estimation for multi-hop RoFSO QAM or PSK OFDM communication systems over gamma gamma or exponentially modeled turbulence channels

HE Nistazakis, AN Stassinakis, SS Muhammad… - Optics & Laser …, 2014 - Elsevier
The optical wireless and in particular the radio-on-free-space-optical (RoFSO)
communication systems are gaining popularity due to their high date rates, license free …

Emulating atmospheric turbulence effects on a micro-mirror array: assessing the DMD for use with free-space-to-fibre optical connections

DM Benton, AD Ellis, Y Li, Z Hu - Engineering Research Express, 2022 - iopscience.iop.org
Emulated atmospheric turbulence effects constructed from a set of 22 Zernike modes have
been written upon a DMD micromirror array operating as a binary amplitude spatial light …

FSO links with diversity pointing errors and temporal broadening of the pulses over weak to strong atmospheric turbulence channels

GK Varotsos, HE Nistazakis, CK Volos, GS Tombras - Optik, 2016 - Elsevier
Free space optical (FSO) communication systems show a growing evolution in the
commercial and the research field, due to the huge information capacity they provide along …