Week 1: Introduction: Optical Wireless Communication Systems
Existing wireless Access Schemes, OWC/Radio Comparison, Potential OWC Application Areas
Week 2: Optical Sources
LEDs and Lasers (Internal and External Quantum Efficiency, Power and Luminous Efficiency, and Modulation Bandwidth)
Week 3: Detectors
PIN and APD Photodetector, Photodetection Techniques, Photodetection Noise
Week 4: Indoor Optical Wireless Communication Channel Modelling
LOS Propagation Model, Non-LOS Propagation Model, Interference from other other Light sources
Week 5: Outdoor Optical Wireless Communication Channel Modelling
Atmospheric Channel Loss, Beam Divergence, Pointing Loss, Different Atmospheric Turbulence Models
Week 6: Underwater Optical Wireless Communication Channel Modelling
Absorption, scattering, Turbulence, Multipath interference, Physical obstruction, and
Background noise.
Week 7, 8: Modulation Schemes
Digital Baseband Modulation Techniques like PAM, PPM, PIM etc., Multi-carrier Modulation (OFDM) for OWC, Color Shift Keying, NOMA etc.
Week 9: System Performance Analysis: Indoor OWC links
Effect of Ambient Light Sources on Indoor OWC Link Performance, Link Performance for Multipath Propagation
Week 10: System Performance Analysis: Outdoor OWC links
FSO Link Performance under the Effect of Atmospheric turbulence, Atmospheric Turbulence-Induced Penalty and mitigation strategies
Week 11, 12: Use cases and Simulation Exercises
• Indoor OWC link
• O-OFDM and CSK Modulation Schemes
• WiFi/LiFi Co-existence
• V2V Communications
Prof. Anand Srivastava