Information Communications Technology - or technologies (ICT) is an umbrella term that includes all technologies for the communication of information. This course gives a brief idea of the technology of wireless communication and networks. The objective of this course is to provide a comprehensive technical survey of wireless communication, fundamentals, wireless networks and wireless applications
Introduction: Wireless comes of age, The Cellular revolution, The global Cellular network, Broadband, Future trends.
Transmission Fundamentals: Signals for conveying information: Time domain concepts, Frequency domain concepts, Relationship between data rate and bandwidth.
Analog and Digital data transmission: Analog and digital data, analog and digital signaling, Analog and digital transmission.
Channel Capacity: Nyquist bandwidth, Shannon capacity formula.
Transmission Media: Terrestrial microwaves, Satellite microwaves, Broadcast radio, Infrared.
Principles of Cellular networks: Cellular network organization, operation of cellular systems, mobile radio propagation effects, power control; First generation analog : spectral allocation, operation, AMPS control channels.
Second generation TDMA: Time division multiple access, Mobile wireless TDMA design considerations, Global system for mobile communications, GSM network architecture.
Second generation CDMA: CDMA, Mobile wireless CDMA design considerations. Introduction to third generation systems.
Antennas: Radiation patterns, Antenna types, Antenna Gain.
Propagation Modes: Ground Wave propagation, Sky Wave propagation, Line of Sight propagation.
Line of Sight Transmission: Attenuation, Free Space loss, Noise, The expression Eb / N0, Atmospheric absorption, Multipath, Refraction.
Fading in the Mobile Environment: Multipath propagation, Error compensation Mechanisms.
Total internal reflection, Optical fibre, Coherent bundle, Classification of optical fibres, Advantages of optical fibres, Types of rays, Modes of propagation of optical fibres, Dispersion-inter model dispersion: for multimode step index fibre and for graded index multimode fibre, Losses in optical fibre, Fibre cable, Optical fibre communication system, Optical fibre cable construction, Applications of optical fibre.