JNTUH B.Tech 4th Year 2 sem Electronics and Communication Engineering R13 (4-2) Wireless Communications and Networks (Elective – V) R13 syllabus.

JNTUH B.Tech 4th year (4-2) Wireless Communications and Networks gives you detail information of Wireless Communications and Networks (Elective – V) R13 syllabus It will be help full to understand you complete curriculum of the year.

Course objectives

• To provide the students with the fundamental treatment about many practical and theoretical concepts that forms basic of wireless communications.
• To equip the students with various kinds of wireless networks and its operations.
• To prepare students to understand the concept of frequency reuse, and be able to apply it in the design of mobile cellular system.
• To prepare students to understand various modulation schemes and multiple access techniques that are used in wireless communications,
• To provide an analytical perspective on the design and analysis of the traditional and emerging wireless networks, and to discuss the nature of, and solution methods to, the fundamental problems in wireless networking.
• To train students to understand the architecture and operation of various wireless wide area networks such as GSM, IS-95, GPRS and SMS.
• To train students to understand wireless LAN architectures and operation.
• To prepare students to understand the emerging technique OFDM and its importance in the wireless communications.

UNIT-I

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.

UNIT—II

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.

UNIT —III

Mobile Radio Propagation: Small —Scale Fading and Multipath: Small Scale Multipath propagation-Factors influencing small scale fading, Doppler shift, Impulse Response Model of a multipath channel- Relationship 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.

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TEXT BOOKS

• Wireless Communications, Principles, Practice — Theodore, S.Rappaport, 2nd Ed., 2002, PHI.
• Wireless Communications-Andrea Goldsmith, 2005 Cambridge University Press.
• Mobile Cellular Communication — Gottapu Sasibhushana Rao, Pearson Education, 2012.

REFERENCE BOOKS

• Principles of Wireless Networks — Kaveh Pah Laven and P. Krishna Murthy, 2002, PE
• Wireless Digital Communications — Kamilo Feher, 1999, PHI.
• Wireless Communication and Networking — William Stallings, 2003,PHI.
• Wireless Communication — Upen Dalal, Oxford Univ. Press
• Wireless Communications and Networking — Vijay K. Gary, Elsevier.

Course Outcomes

Upon completion of the course, the student will be able to:

• Understand the principles of wireless communications.
• Understand fundamentals of wireless networking
• Understand cellular system design concepts.
• Analyze various multiple access schemes used in wireless communication.
• Understand wireless wide area networks and their performance analysis.
• Demonstrate wireless local area networks and their specifications.
• Familiar with some of the existing and emerging wireless standards.
• Understand the concept of orthogonal frequency division multiplexing.

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