1. Introduction :
General Optical system, Advantages of Optical Communication system.
2. Optical Fiber Waveguides :
Ray theory transmission, Electromagnetic Mode Theory for optical propagation, Cylindrical fibers, Single mode fibers.
3. Transmission Characteristics of Optical Fibers :
Attenuation, Linear & Nonlinear losses within the fiber, Dispersion - Intramodal & Intermodal, Polarisation.
4. Optical Fibers & Cables :
Preparation of optical fibers, Fiber drawing, Liquid phase techniques, Vapour Phase deposition techniques Optical fibers, fiber strength & bending.
5. Optical Fiber Joints & Couplers :
Fiber Alignment & joint losses, Fiber splices, Fiber Connectors, Fiber Couplers.
6. Optical Sources - Laser :
Basic concepts, Optical emission from semiconductors, Semiconductor injection laser, their structures, Injection laser characteristics, Non-semiconductor lasers.
7. Optical Sources - LED :
LED power & efficiency, LED structures, LED characteristics, Modulation.
8. Optical Detectors :
Devices types, Optical Detection Principles, Absorption, Quantum efficiency, Responsivity, Long Wavelength cutoff, Semiconductor Photodiodes with & Without internal gain, Phototransistors.
9. Direct Detection Receiver Performance Considerations
:
Noise, Receiver Noise, FET Preamplifiers, High performance receivers.
10. Optical Amplification & Integrated Optics :
Optical Amplifiers, Semiconductor Laser Amplifiers, Fiber Amplifiers, Integrated Optics, Beam Splitters, Directional couplers, switches, Modulators.
11. Optical Fiber Systems - Intensity modulation :
Optical transmission & receiver circuits, Digital systems, Analog systems, Application of optical amplifiers.
12. Optical Fiber Systems - Coherent :
Basic systems, Detection Principle Modulation formats, demodulation schemes, receiver sensitivities.
13. Optical Fiber Measurements :
Fiber Attenuation, Dispersion, Refractive Index Profile, Cutoff Wavelength, Numerical Aperture Measurements, Field Measurements.
14. Applications & Future Developments :
Public Network Applications, Military applications, Civil Applications, Optical Sensor Systems, Computer applications, LANs
* Books :
1. Optical Fiber Communications - Principles & Practice by John M. Senior (PHI)
2. Optical Communication systems by Keiser (McGraw Hill)
