Contents: 1 Introduction 1.1 Motivation 1.2 Organization References 2 Fundamentals of optical wireless communications 2.1 Introduction 2.2 Communications blocks in an OWC system 2.3 Intensity modulation/direct detection (IM/DD) 2.4 Optical transmitters 2.5 Optical receivers 2.6 Optical wireless channel propagation characteristics 2.7 Conclusions References 3 Indoor optical …