Introduction to Cellular Mobile Systems:
A basic cellular system, performance criteria,
uniqueness of mobile radio environment, operation of cellular systems, planning a cellular
system, analog & digital cellular systems.
Cellular Wireless Communication Systems:
Second generation cellular systems: GSM
specifications and Air Interface - specifications of various units, 2.5 G systems: GPRS/EDGE
specifications and features, 3G systems:
UMTS & CDMA 2000 standards and specifications
Elements of Cellular Radio Systems Design:
General description of the problem, concept
of frequency reuse channels, co-channel interference reduction factor, desired C/I from a
normal case in an omni directional antenna system, cell splitting, consideration of the
components of cellular systems.
Interference: Introduction to co-channel interference, real time co-channel interference, cochannel
measurement design of antenna system, antenna parameter and their effects,
diversity receiver in co-channel interference – different types.
Cell Coverage for Signal & Traffic:
General introduction, obtaining the mobile point to point
mode, propagation over water or flat open area, foliage loss, propagation near in distance,
long distance propagation, point to point prediction model- characteristics, cell site, antenna
heights and signal coverage cells, mobile to mobile propagation.
Cell Site Antennas and Mobile Antennas: Characteristics, antenna at cell site, mobile
antennas, Frequency Management and Channel Assignment, Frequency management, fixed
channel assignment, non-fixed channel assignment, traffic & channel assignment.
Hand Off, Dropped Calls: Why hand off, types of handoff and their characteristics, dropped
call rates & their evaluation.
Operational Techniques:
Parameters, coverage hole filler, leaky feeders, cell splitting and
small cells, narrow beam concept.