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Optical Wireless Communications: System and Channel Modelling with MATLAB®

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TLDR
The authors highlight past and current research activities to illustrate optical sources, transmitters, detectors, receivers, and other devices used in optical wireless communications and describe techniques for using theoretical analysis and simulation to mitigate channel impact on system performance.
Abstract
Detailing a systems approach, Optical Wireless Communications: System and Channel Modelling with MATLAB, is a self-contained volume that concisely and comprehensively covers the theory and technology of optical wireless communications systems (OWC) in a way that is suitable for undergraduate and graduate-level students, as well as researchers and professional engineers. Incorporating MATLAB throughout, the authors highlight past and current research activities to illustrate optical sources, transmitters, detectors, receivers, and other devices used in optical wireless communications. They also discuss both indoor and outdoor environments, discussing how different factorsincluding various channel modelsaffect system performance and mitigation techniques. In addition, this book broadly covers crucial aspects of OWC systems: Fundamental principles of OWC Devices and systems Modulation techniques and schemes (including polarization shift keying) Channel models and system performance analysis Emerging visible light communications Terrestrial free space optics communication Use of infrared in indoor OWC One entire chapter explores the emerging field of visible light communications, and others describe techniques for using theoretical analysis and simulation to mitigate channel impact on system performance. Additional topics include wavelet denoising, artificial neural networks, and spatial diversity. Content also covers different challenges encountered in OWC, as well as outlining possible solutions and current research trends. A major attraction of the book is the presentation of MATLAB simulations and codes, which enable readers to execute extensive simulations and better understand OWC in general.

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Journal ArticleDOI

Should Analogue Pre-Equalisers be Avoided in VLC Systems?

TL;DR: It is shown by means of theoretical and experimental investigation that VLC with multi-band carrierless amplitude and phase modulation with bit-loading can outperform V LC with analogue pre-equalisers.
Journal ArticleDOI

Quantized Feedback-Based Differential Signaling for Free-Space Optical Communication System

TL;DR: It is demonstrated by simulation-based and analytical results that the proposed scheme significantly outperforms a previously proposed differential signaling scheme in terms of turbulence fades reduction for tolerable feedback errors.
Journal ArticleDOI

Fingerprint-Based Indoor Positioning System Using Visible Light Communication—A Novel Method for Multipath Reflections

Huy Q. Tran, +1 more
- 06 Jan 2019 - 
TL;DR: A novel indoor visible light communication (VLC) positioning model is proposed by connecting k-nearest neighbors (kNN) and random forest (RF) algorithms for reflective environments, namely, kNN-RF by adopting kNN as a powerful solution to expand the number of input features for RF.
Journal ArticleDOI

Data Rate Enhancement in Optical Camera Communications Using an Artificial Neural Network Equaliser

TL;DR: An artificial neural network (ANN)-based equaliser with the adaptive algorithm is employed for the first time in the field of OCC to mitigate ISI and therefore increase the data rate.
Journal ArticleDOI

Vertical Underwater Visible Light Communication Links: Channel Modeling and Performance Analysis

TL;DR: This paper first model the vertical underwater link as a cascaded fading channel where fading coefficients associated with different layers are modeled as independent and non-identical distributed, and derives closed-form expressions for the bit error rate (BER) performance of UVLC systems.
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