NOC:Fiber-Optic Communication Systems and Techniques


Lecture 1 - Overview of fiber-optic communication systems


Lecture 2 - Review of Maxwell’s equations


Lecture 3 - Uniform plane waves (UWPs) in free-space


Lecture 4 - Properties of UWPs (propagation constant, polarization, and Poynting vector)


Lecture 5 - Boundary conditions and reflection from a PEC


Lecture 6 - Obliquely incident waves-I (TE and TM waves, Snell’s laws)


Lecture 7 - Obliquely incident waves-II (Reflection and transmission coefficients, Brewster angle)


Lecture 8 - Total internal reflection


Lecture 9 - Ray theory of dielectric slab waveguides


Lecture 10 - Transverse resonance condition for slab waveguides


Lecture 11 - Introduction to optical fibers


Lecture 12 - Ray theory of light propagation in optical fibers


Lecture 13 - Concept of waveguide modes


Lecture 14 - Systematic procedure to obtain modes of a waveguide


Lecture 15 - Systematic analysis of parallel plate metallic waveguide


Lecture 16 - Systematic analysis of dielectric slab waveguides


Lecture 17 - Further discussion on slab waveguides


Lecture 18 - Modal analysis of step index optical fiber


Lecture 19 - Properties of modes of step-index optical fiber - I


Lecture 20 - Properties of modes of step-index optical fiber - II


Lecture 21 - Linearly polarized modes


Lecture 22 - Attenuation and power loss in fibers


Lecture 23 - Introduction to dispersion in fibers


Lecture 24 - Mathematical modelling of dispersion: Transfer function approach


Lecture 25 - Pulse propagation equation and its solution


Lecture 26 - Pre-chirped pulses and Inter and Intra-modal dispersion in optical fibers


Lecture 27 - Beam Propagation Method


Lecture 28 - Polarization Effects on Pulse Propagation


Lecture 29 - Modes in Optical Fibres and Pulse Propagation in Optical Fibres


Lecture 30 - Graded Index Fibers


Lecture 31 - Light Sources, Detectors and Amplifiers


Lecture 32 - Basics of Lasers-I (Structure of Lasers, Process of Photon Emission)


Lecture 33 - Basics of Lasers-II (Einstein's Theory of Radiation)


Lecture 34 - Basics of Lasers-III (Population Inversion and Rate Equation for Lasers)


Lecture 35 - Basic Properties of Semiconductor Laser-I (Energy Gap, Intrinsic and Extrinsic Semiconductors)


Lecture 36 - Basic Properties of Semiconductor Laser-II (Fermi Level)


Lecture 37 - Optical Properties of Semiconductors-I (Direct Bandgap and Indirect Bandgap, Density of States)


Lecture 38 - Optical Properties of Semiconductors-II (Gain, Absorption, Recombination rate) Homojunction Lasers


Lecture 39 - Double Heterostructure Lasers, Introduction to Quantum Well Lasers


Lecture 40 - Semiconductor Optical Amplifier


Lecture 41 - Erbium-doped fiber amplifier


Lecture 42 - Photodetectors


Lecture 43 - Noise in Photodetectors


Lecture 44 - Introduction to WDM components


Lecture 45 - Couplers, Circulators, FRM and Filters


Lecture 46 - Filter, MUX/DEMUX, Diffraction grating (FBG and Long period grating)


Lecture 47 - Optical Modulators-I (Current modulation)


Lecture 48 - Optical Modulators-II (Electro-optic modulators)


Lecture 49 - Review of Communication Concepts-I (Deterministic and Random Signals, Baseband and Passband Signals)


Lecture 50 - Review of Communication Concepts-II (Signal and vectors, Signal energy, Orthonormal basis functions)


Lecture 51 - Intensity modulation/ Direct Detection


Lecture 52 - BER discussion for OOK systems


Lecture 53 - Higher order modulation and Coherent Receiver


Lecture 54 - Coherent receiver for BPSK systems and BER calculation


Lecture 55 - Recovering Polarization


Lecture 56 - DSP algorithms for Chromatic dispersion mitigation


Lecture 57 - DSP algorithms for Carrier phase estimation - I


Lecture 58 - DSP algorithms for Carrier phase estimation - II


Lecture 59 - Nonlinear effects in fiber


Lecture 60 - Four wave mixing, Loss measurement, Dispersion measurement


Lecture 61 - Lab Demonstration (Laser diode characteristics, Loss measurement, Optical Intensity Modulation)