MICROWAVE AND RADAR (CCE)

SHE Level 3
SCQF Credit Points 20.00
ECTS Credit Points 10.00
Module Code M3H624692
Module Leader Martin MacDonald
School School of Computing, Engineering and Built Environment
Subject SCEBE - School Office
Trimesters
  • A (September start)
  • B (January start)

Summary of Content

The aim of this module is to provide the student with a detailed understanding of microwave theory and its applications such as radar systems operating at microwave frequencies.

Syllabus

The teaching syllabus will cover the following areas: Basics of Microwave and Systems: Introduction to Microwaves- Characteristic features- Electromagnetic Spectrum- Range for Microwaves- Properties- Guided media- Fundamentals of Waveguides-Applications Microwave Amplifiers and Oscillators: Advantages and applications. Microwave tubes - Magnetron-Multicavity Klystron- Reflex Klystron- Traveling Wave Tube- principle of operation. Introduction, Cross-field effects, Magnetrons-Types and Characteristics of Slow Wave Structures; Structure of TWT and Amplification Process Microwave Solid State Devices: Introduction, Classification, Applications. TEDs - Introduction, Gunn Diode - Principle, RWH Theory, Characteristics, Basic Modes of Operation, Oscillation Modes. Avalanche Transit Time Devices - Introduction, IMPATT and TRAPATT Diodes - Principle of Operation and Characteristics- working principle of MASER and other details Microwave Measurements: Description of Microwave Bench - Different Blocks and their Features, Precautions; Microwave Power Measurement Frequency- VSWR- Impedance Measurement - Bolometer Method- Measurement of Attenuation, Cavity Q- Impedance Measurements -Basic Principles of Microwave Links Introduction to Radar: Basic Radar -The simple form of the Radar Equation- Radar Block Diagram- Radar Frequencies -Applications of Radar - The Origins of Radar Analysis of Radar and Radar Range: Introduction- Detection of Signals in Noise- Receiver Noise and the Signal-to-Noise Ratio-Probability Density Functions- Probabilities of Detection and False Alarm- Integration of Radar Pulses- Radar Cross Section of Targets- Radar cross Section Fluctuations- Transmitter Power-Pulse Repetition Frequency- Antenna Parameters-System losses - Other Radar Equation Considerations MTI and Pulse Doppler Radar: Introduction to Doppler and MTI Radar- Delay -Line Cancelers- Staggered Pulse Repetition Frequencies -Doppler Filter Banks - Digital MTI Processing - Moving Target Detector - Limitations to MTI Performance - MTI from a Moving Platform (AMIT) - Pulse Doppler Radar - Other Doppler Radar Topics- Tracking with Radar -Monopulse Tracking -Conical Scan and Sequential Lobing - Limitations to Tracking Accuracy - Low-Angle Tracking - Tracking in Range - Other Tracking Radar Topics -Comparison of Trackers - Automatic Tracking with Surveillance Radars (ADT). Detection Mechanisms: Detection of Signals in Noise -Introduction - Matched -Filter Receiver -Detection Criteria - Detectors --Automatic Detector - Integrators - Constant-False-Alarm Rate Receivers - The Radar operator - Signal Management - Propagation Radar Waves - Atmospheric Refraction -Standard propagation - Nonstandard Propagation - The Radar Antenna - Reflector Antennas - Electronically Steered Phased Array Antennas - Phase Shifters - Frequency-Scan Arrays- Radar Transmitters- Introduction -Linear Beam Power Tubes - Solid State RF Power Sources - Magnetron - Crossed Field Amplifiers - Other RF Power Sources - Other aspects of Radar Transmitter. Radar Receivers - The Radar Receiver - Receiver noise Figure - Super heterodyne Receiver - Duplexers and Receiver Protectors- Radar Displays

Learning Outcomes

On completion of this module the student should be able to:1. Describe the fundamentals of microwave theory and RADAR systems (AM1, AM7).2. Apply the microwave communication theory for telecommunication applications (AM1, AM7).3. Explain the principle of operation and characteristics of microwave amplifiers, oscillators and solid state devices. (AM1, AM7).4. Analyse the working of Doppler RADAR and Moving Target Indicators (MTI) in detecting moving targets and cluster and compare tracking RADAR techniques (AM1, AM7).5. Analyse antenna characteristics and wave propagation related to RADARS. (AM1, AM5).6. Evaluate RADAR system performances by signal analysis and the nature of object detection (AM1).7. Develop systems and techniques to measure microwave transmission parameters (AM1, AM5, AM7).

Teaching / Learning Strategy

Example subsystems/systems, reading assignments, case studies and computer aided learning materials will be used in addition to lectures and tutorials.Tutorials will be used to reinforce the module material discussed during lecture sessions.Tutorials also serve as a platform of technical discussions to clarify any queries that arise from directed studies

Indicative Reading

-360 1. Kennedy,G. Davis,B. Prasanna,S.R.M.,2011. Electronic Communication Systems.5 th ed. Singapore: McGraw-Hill International Editions. 2. Liao,S.Y.,2000.Microwave devices and circuits. 3 rd ed. New Delhi: Prentice-Hall of India -360 3. Skolnik,M.,2006. Introductionto RADAR systems. 2 nd ed. Singapore: McGraw-Hill International Editions.

Transferrable Skills

- Problem solving - Technical literacy - Independent learning - Communication - CBL Technique

Module Structure

Activity Total Hours
Assessment (FT) 18.00
Tutorials (FT) 28.00
Lectures (FT) 56.00
Independent Learning (FT) 98.00

Assessment Methods

Component Duration Weighting Threshold Description
Exam (Exams Office) 3.00 50.00 35% Final Examination - unseen exam 3 hour duration
Exam (School) 1.50 20.00 35% Mid-term test - unseen test 90 minutes duration
Coursework 1 n/a 30.00 35% Case study: written report- 1500 words