Introduction to Cellular Mobile Radio Systems: Limitations of Conventional Mobile Telephone
Systems, Basic Cellular Mobile System, First, Second, Third and Fourth Generation Cellular
Wireless Systems, Uniqueness of Mobile Radio Environment- Fading -Time Dispersion Parameters,
Coherence Bandwidth, Doppler Spread and Coherence Time. Fundamentals of Cellular Radio
System Design: Concept of Frequency Reuse, Co-Channel Interference, Co-Channel Interference
Reduction Factor, Desired C/I From a Normal Case in a Omni Directional Antenna System, System
Capacity, Trunking and Grade of Service, Improving Coverage and Capacity in Cellular Systems-
Cell Splitting, Sectoring, Microcell Zone Concept.
UNIT -II
Co-Channel Interference: Measurement Of Real Time Co-Channel Interference, Design of
Antenna System, Antenna Parameters and Their Effects, Diversity Techniques-Space Diversity,
Polarization Diversity, Frequency Diversity, Time Diversity. Non-Co-Channel Interference:
Adjacent Channel Interference, Near End Far End Interference, Cross Talk, Effects on Coverage and
Interference by Power Decrease, Antenna Height Decrease, Effects of Cell Site Components.
UNIT -III
Cell Coverage for Signal and Traffic: Signal Reflections in Flat And Hilly Terrain, Effect of
Human Made Structures, Phase Difference Between Direct and Reflected Paths, Constant Standard
Deviation, Straight Line Path Loss Slope, General Formula for Mobile Propagation Over V’Iater and
Flat Open Area, Near and Long Distance Propagation, Path Loss From a Point to Point Prediction
Model in Different Conditions, Merits of Lee Model. Cell Site and Mobile Antennas: SpaDiversity Antennas, Umbrella Pattern Antennas, Minimum Separation of Cell Site Antennas, Mobile
Antennas.
UNIT -IV
Frequency Management and Channel Assignment: Numbering And Grouping, Setup Access And
Paging Channels, Channel Assignments to Cell Sites and Mobile Units, Channel Sharing and
Borrowing, Sectorization, Overlaid Cells, Non Fixed Channel Assignment.
UNIT —V
Handoffs and Dropped Calls: Handoff Initiation, Types of Handoff, Delaying Handoff,
Advantages of Handoff, Power Difference Handoff, Forced Handoff, Mobile Assisted and Soft
Handoff, inter system Handoff, Introduction to Dropped Call Rates and their Evaluation.
TEXT BOOKS
• Mobile Cellular Telecommunications — W.C.Y. Lee, Mc Graw Hill, 2nd Edn., 1989.
• Wireless Communications – Theodore. S. Rapport, Pearson Education, 2nd Edn., 2002.
• Mobile Cellular Communication – Gottapu sashibhushana Rao, Pearson, 2012.
REFERENCE BOOKS
• Principles of Mobile Communications — Gordon L. Stuber, Springer International, 2nd Edn.,
2001.
• Modern Wireless Communications-Simon Haykin, Michael Moher,Pearson Education, 2005.
• Wireless Communications Theory and Techniques, Asrar U. H .Sheikh, Springer, 2004.
• Wireless Communications and Networking, Vijay Garg, Elsevier Publications, 2007.
• Wireless Communications —Andrea Goldsmith, Cambridge University Press, 2005.
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