The Cellular Concept-System Design Fundamentals: Introduction, Frequency Reuse, Channel
Assignment Strategies, Handoff Strategies- Prioritizing Handoffs, Practical Handoff Considerations,
Interference and system capacity — Co channel Interference and system capacity, Channel planning for
Wireless Systems, Adjacent Channel interference , Power Control for Reducing interference, Trunking
and Grade of Service, Improving Coverage & Capacity in Cellular Systems- Cell Splitting, Sectoring.
Mobile Radio Propagation: Large-Scale Path Loss: Introduction to Radio Wave Propagation, Free Space
Propagation Model, Relating Power to Electric Field, The Three Basic Propagation Mechanisms,
Reflection- Reflection from Dielectrics, Brewster Angle, Reflection from prefect conductors, Ground
Reflection (Two-Ray) Model, Diffraction-Fresnel Zone Geometry, Knife-edge Diffraction Model,
Multiple knife-edge Diffraction, Scattering, Outdoor Propagation Models- Longley-Ryce Model,
Okumura Model, Hata Model, PCS Extension to Hata Model, Walfisch and Bertoni Model, Wideband
PCS Microcell Model, lndoor Propagation Models-Partition losses (Same Floor), Partition losses between
Floors, Log-distance path loss model, Ericsson Multiple Breakpoint Model, Attenuation Factor Model,
Signal penetration into buildings, Ray Tracing and Site Specific Modeling.
Mobile Radio Propagation: Small —Scale Fading and Multipath: Small Scale Multipath propagationFactors influencing small scale fading, Doppler shift, Impulse Response Model of a multipath channelRelationship between Bandwidth and Received power, Small-Scale Multipath Measurements-Direct RF
Pulse System, Spread Spectrum Sliding Correlator Channel Sounding, Frequency Domain Channels
Sounding, Parameters of Mobile Multipath Channels-Time Dispersion Parameters, Coherence Bandwidth,
Doppler Spread and Coherence Time, Types of Small-Scale Fading-Fading effects Due to Multipath Time
Delay Spread, Flat fading, Frequency selective fading, Fading effects Due to Doppler Spread-Fast fading,
slow fading, Statistical Models for multipath Fading Channels-Clarke’s model for flat fading, spectral
shape due to Doppler spread in Clarke’s model, Simulation of Clarke and Gans Fading Model, Level
crossing and fading statistics, Two-ray Rayleigh Fading Model.
Equalization and Diversity: Introduction, Fundamentals of Equalization, Training A Generic Adaptive
Equalizer, Equalizers in a communication Receiver, Linear Equalizers, Non-linear Equalization-Decision
Feedback Equalization (DFE), Maximum Likelihood Sequence Estimation (MLSE) Equalizer, Algorithms
for adaptive equalization-Zero Forcing Algorithm, Least Mean Square Algorithm, Recursive least squares
algorithm. Diversity Techniques-Derivation of selection Diversity improvement, Derivation of Maximal
Ratio Combining improvement, Practical Space Diversity Consideration-Selection Diversity, Feedback or
Scanning Diversity, Maximal Ratio Combining, Equal Gain Combining, Polarization Diversity,
Frequency Diversity, Time Diversity, RAKE Receiver.
Wireless Networks: Introduction to wireless Networks, Advantages and disadvantages of Wireless Local
Area Networks, WLAN Topologies, WLAN Standard IEEE 802.11 ,IEEE 802.11 Medium Access
of IEEE 802.11 a,b,g and n standards, IEEE 802.16 and its enhancements, Wireless PANs, Hiper Lan,