JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

UNIT - I

Introduction, Natural and Nuclear Sources of EMI / EMC: Electromagnetic environment, History, Concepts, Practical experiences and concerns, frequency spectrum conservations, An overview of EMI / EMC, Natural and Nuclear sources of EMI.

UNIT - II

EMI from Apparatus, Circuits and Open Area Test Sites: Electromagnetic emissions, Noise from relays and switches, Non-linearities in circuits, passive intermodulation, Cross talk in transmission lines, Transients in power supply lines, Electromagnetic interference (EMI), Open area test sites and measurements.

UNIT - III

Radiated and Conducted Interference Measurements and ESD: Anechoic chamber, TEM cell, GH TEM Cell, Characterization of conduction currents / voltages, Conducted EM noise on power lines, Conducted EMI from equipment, Immunity to conducted EMI detectors and measurements, ESD, Electrical fast transients / bursts, Electrical surges.

UNIT - IV

Grounding, Shielding, Bonding and EMI filters: Principles and types of grounding, Shielding and bonding, Characterization of filters, Power lines filter design.

UNIT - V

Cables, Connectors, Components and EMC Standards: EMI suppression cables, EMC connectors, EMC gaskets, Isolation transformers, optoisolators, National / International EMC standards.

TEXT BOOKS:

• 1. Dr. V.P. Kodali, “Engineering Electromagnetic Compatibility, IEEE Publication, Printed in India by S. Chand & Co. Ltd., New Delhi, 2000.
• 2. IMPACT series, “Electromagnetic Interference and Compatibility”, IIT – Delhi, Modules 1 – 9.

REFERENCE BOOKS:

• 1. C.R. Pal, ”Introduction to Electromagnetic Compatibility “, Ny, John Wiley, 1992, M. TECH. I YEAR II SEMESTER DECE/DECS WIRELESS COMMUNICATIONS AND NETWORKS LAB

Note:

• Minimum of 10 Experiments have to be conducted
• All the Experiments may be Conducted using Network Simulation software like NS-2/ NSG- 2.1/ WireSHARK/ SDR etc..

Note:

For Experiments 1 to 7, Performance may be evaluated through simulation by using the parameters Throughput, Packet Delivery Ratio, Delay etc.

• 1. Evaluate the performance of various LAN Topologies
• 2. Evaluate the performance of Drop Tail and RED queue management schemes
• 3. Evaluate the performance of CBQ and FQ Scheduling Mechanisms
• 4. Evaluate the performance of TCP and UDP Protocols
• 5. Evaluate the performance of TCP, New Reno and Vegas
• 6. Evaluate the performance of AODV, DSR and DSDV routing protocols
• 7. Evaluate the performance of IEEE 802.11 and IEEE 802.15.4
• 8. Capturing and Analysis of TCP and IP Packets
• 9. Simulation and Analysis of ICMP and IGMP Packets
• 10. Analyze the Protocols SCTP , ARP, NetBIOS, IPX VINES
• 11. Analysis of HTTP ,DNS and DHCP Protocols
• 12. Analysis of OFDM Spectrum
• 13. Analysis CDMA Downlink