Publisher | Technical Publications |
Product Format | Paper Back |
Language Published | English |
Volume Number | -- |
Number of Pages | -- |
Product ID | 9789333211468 |
Optical Communication and Networks :
UNIT - I Introduction to Optical Fibers (Chapter - 1)
Evolution of fiber optic system - Element of an optical fiber transmission link - Total internal reflection-Acceptance angle - Numerical aperture - Skew rays, ray optics-Optical fiber modes and configurations - Mode theory of circular wave guides - Overview of modes-Key modal concepts - Linearly polarized modes - Single mode fibers-Graded index fiber structure.
UNIT - II Signal Degradation Optical Fibers (Chapter - 2)
Attenuation - Absorption losses, Scattering losses, Bending losses, Core and cladding losses, Signal distortion in optical wave guides-Information Capacity determination - Group delay-Material dispersion, Wave guide dispersion, Signal distortion in SM fibers-Polarization mode dispersion, Intermodal dispersion, Pulse broadening in GI fibers-Mode coupling - Design optimization of SM fibers-RI profile and cut-off wavelength.
UNIT - III Fiber Optical Sources and Coupling (Chapter - 3)
Direct and indirect band gap materials-LED structures - Light source materials - Quantum efficiency and LED power, Modulation of a LED, Lasers diodes - Modes and threshold condition - Rate equations - External quantum efficiency - Resonant frequencies - Laser diodes, Temperature effects, Introduction to quantum laser, Fiber amplifiers - Power launching and coupling, Lencing schemes, Fiber -to- Fiber joints, Fiber splicing - Signal to noise ratio , Detector response time.
UNIT - IV Fiber Optic Receiver and Measurements (Chapter - 4)
Fundamental receiver operation, Pre amplifiers, Error sources - Receiver configuration - Probability of error - Quantum limit. Fiber attenuation measurements - Dispersion measurements - Fiber refractive index profile measurements - Fiber cut-off wave length measurements - Fiber numerical aperture measurements - Fiber diameter measurements.
UNIT - V Optical Networks and System Transmission (Chapter - 5)
Basic networks - SONET / SDH - Broadcast - and - select WDM networks - Wavelength routed networks - Non linear effects on network performance - Link power budget - Rise time budget - Noise effects on system performance-Operational principles of WDM performance of WDM + EDFA system - Solutions - Optical CDMA - ultra high capacity networks.