Syllabus

Cellular Concept: Frequency reuse, channel assignment, hand off, interference and system capacity, tracking and grade of service, improving coverage and capacity in cellular systems.

Mobile radio propagation: Free space propagation model, outdoor propagation models, indoor propagation models, small scale multipath propagation, impulse model, small scale multipath measurements, parameters of mobile multipath channels, types of small scale fading, statistical models for multipath fading channels. Modulation techniques: minimum shift keying, Gaussian MSK, M‐ARY QAM, M‐ARY FSK, Orthogonal Frequency Division Multiplexing, Performance of digital modulation in slow‐flat fading channels and frequency selective mobile channels.

Equalization: survey of equalization techniques, linear equalization, non‐linear equalization, algorithms for adaptive equalization. diversity techniques, rake receiver. Coding: vocoders, linear predictive coders, selection of speech coders for mobile communication, GSM Codec and RS Codes for CDPD. Multiple Access Techniques: FDMA, TDMA, CDMA, SDMA, Capacity of cellular CDMA and SDMA. Wireless systems and standards: second generation and third generation wireless networks and standards, LL, Blue Tooth. AMPS, GSM, IS‐95 and ECT.