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Showing posts from August, 2020
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1. If a ray of light approaches a material with a greater refractive index: (a) the angle of incidence will be greater than the angle of refraction (b) the angle of refraction will be greater than the angle of incidence (c) the speed of the light will increase immediately as it crosses the boundary (d) TIR will always occur
Optical Communications OBJECTIVES The student will be introduced to the functionality of each of the components that comprise a fiber-optic communication system • the properties of optical fiber that affect the performance of a communication link and types of fiber materials with their properties and the losses occur in fibers. • the principles of single and multi-mode optical fibers and their characteristics • working of semiconductor lasers, and differentiate between direct modulation and external electro-optic modulation. • Analyze the operation of LEDs, laser diodes, and PIN photo detectors (spectral properties, bandwidth, and circuits) and apply in optical systems. • Analyze and design optical communication and fiber optic sensor systems. • the models of analog and digital receivers. CO1: Should be able to review the propagation of light in various fibers, operation of optical transmitter and receiver, Concepts of Fiber optic networks. CO2: Analyze the channel impairment