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EC 1451 MOBILE COMMUNICATION 3 0 0 100
AIM
To understand the mobile channel environment, communication techniques and wireless standards for mobile communication.
OBJECTIVES
i. To learn cellular concept including handoff mechanism, cell coverage and capacity.
ii. To understand the mobile radio propagation models for indoor and outdoor conditions.
iii. To study the digital modulation and equalization techniques suitable for mobile communication.
iv. To learn speech coding and multiple access techniques for mobile communication.
v. To familiarize with the international wireless network standards.
1. CELLULAR CONCEPT AND SYSTEM DESIGN FUNDAMENTALS 9
Introduction to wireless communication: Evolution of Mobile Communications, mobile radio systems – Examples, trends in cellular radio and personal communications. Cellular concept: Frequency reuse, channel assignment hand off, interference and system capacity, tracking and grade of service, improving coverage and capacity in cellular systems.
2. MOBILE RADIO PROPAGATION 9
Free space propagation model, reflection, diffraction, scattering, link budget design, 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.
3. MODULATION TECHNIQUES AND EQUALIZATION 9
Modulation techniques: Minimum shift keying, Gaussian MSK, M-ary QAM, performance of MSK modulation in slow-flat fading channels. Equalization: Survey of equalization techniques, linear equalization, non-linear equalization, algorithms for adaptive equalization. Diversity Techniques, RAKE receiver.
4. CODING AND MULTIPLE ACCESS TECHNIQUES 9
Coding: Vocoders, linear predictive coders, selection of speech coders for mobile
communication, GSM coders. Multiple access techniques: FDMA, TDMA,
CDMA, SDMA, capacity of cellular CDMA.
5. WIRELESS SYSTEMS AND STANDARDS 9
Second generation and third generation wireless network and standards, WLL, blue tooth, GSM, IS- 95 and DECT.
L = 45 Total = 45
TEXT BOOKS
1. T.S. Rappaport, ‘Wireless Communications: Principles and Practice’, Second Edition, Prentice Hall of India/Pearson Education, Third Indian Reprint 2003.
REFERENCE BOOKS
1. R.Blake, ‘Wireless Communication Technology’, Thomson Delmar, 2003.
2. W.C.Y. Lee, ‘Mobile Communications Engineering: Theory and Applications’,
Second Edition, McGraw Hill International, 1998.
3. Stephen G.Wilson, ‘Digital Modulation and Coding’, Pearson Education, 2003.
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