Radar Technology
Lecture : 3 Year
: IV
Tutorial : 1 Part
: I
Practical : 1.5
Course Objectives:
·
To
enable the student to become familiar with Radar technology
·
To
get an overview of Radar and the Radar equation
·
To
study about different types of radars and their operations
·
To
study about Radar transmitters, receivers, duplexers, displays and antennas
·
To
get a knowledge about the detection of Radar signals in noise
1.
Introduction to Radar (2
hours)
1.1 Introduction
1.2 Radar block diagram and operation
1.3 Applications of Radar
1.4 Radar frequencies
2.
The Radar equation (8
hours)
2.1 Simple form of Radar Equation
2.2 Prediction of range performance
2.3 Minimum detectable signal
2.4 Receiver noise
2.5 Signal to Noise ratio
2.6 Integration of Radar Pulses
2.7 Radar Cross Section of Targets
(simple targets - sphere, cone-sphere)
2.8 Transmitter Power
2.9 Pulse repetition frequency and range
ambiguities
2.10 System losses
2.11 Propagation effects
3.
CW and Frequency Modulated Radar (4
hours)
3.1 The Doppler effect
3.2 CW Radar
3.3 FM-CW Radar
3.4 Multiple Frequency CW Radar
4.
MTI andPulse Doppler Radar (8
hours)
4.1 Moving Target indicator Radar
4.2 Delay Line and Cancellers
4.3 Staggered Pulse Repetition
Frequencies
4.4 Range Gated Doppler Filters,
4.5 Other MTI delay line,
4.6 Limitations of MTI performance,
4.7 Non-Coherent MTI
4.8 Pulse Doppler Radar
4.9 MTI from a moving platform
4.10 Limitations of MTI performance
4.11 MTI versus Pulse Doppler Radar
5.
Tracking Radar (6
hours)
5.1 Tracking with Radar
5.2 Sequential Lobbing
5.3 Conical Scan
5.4 Monopulse Tracking Radar
5.5 Tracking in range
5.6 Acquisition
5.7 Comparison of Trackers
6.
Radar
Transmitters, Receivers, Duplexers, Displays and Antennas (10 hours)
6.1.1 Radar Transmitters
6.1.2 Introduction
6.1.3 Solid state transmitters
6.1.4 Introduction to Radar Modulators
6.2 Radar Receivers
6.2.1 Introduction
6.2.2 Super Heterodyne Receiver
6.2.3 Receiver Noise Figure
6.3 Duplexers
6.3.1 Introduction
6.3.2 Branch type and Balanced type
6.4 Displays
6.4.1 Introduction and types
6.5 Antennas
6.6 Introduction
6.7 Parameters of Radar Antenna
6.8 Phased Array Antenna
6.8.1 Basic Concepts
6.8.2 Radiation Pattern
6.8.3 Applications, Advantages and
Limitations
7.
Detection of Radar Signals in Noise (5
hours)
7.1 Introduction,
7.2 Matched Filter Receiver
7.2.1 Response Characteristics and
Derivation
7.3 Correlation Detection
7.3.1 Correlation Function and
Cross-correlation Receiver
8.
Image Analysis and Applications (2
hours)
Practical:
1.
Field
trip to Airport for the introduction of Air Traffic Control (ATC) Radar.
2.
Radar
Cross Section Simulation and Analysis
3.
Case
Study
References:
1. Merrill I. Skolnik, “Introduction to
Radar Systems”, MacGraw Hill
2. MerrillI.Skolnik, “Radar Handbook”,
McGraw Hill Publishers
3. J. C. Toomay and Paul J. Hannen,
“Radar Principles for the Non-Specialist”, by J. C. Toomay, Paul Hannen,
SciTech Publishing
4. David Knox Barton, A. I. Leonov,
Sergey A. Leonov, I. A. Morozov and Paul C. Hamilton, “Radar Technology
Encyclopedia”, Artech House.
5. Dr. Eli Brookner (Editor), “Radar
Technology”, Artech House.
6. M. R. Richards, J. A. Scheer, W. A.
Holm, Editors “Principles of Modern Radar, Basic Principles”, SciTech
Publishing.
Evaluation
Scheme:
The questions will cover all the chapters
of the syllabus. The evaluation scheme will be as indicated in the table below:
|
Chapters
|
Hours
|
Marks Distribution*
|
|
1
|
2
|
4
|
|
2
|
8
|
14
|
|
3
|
4
|
6
|
|
4
|
8
|
14
|
|
5
|
6
|
12
|
|
6
|
12
|
22
|
|
7
|
5
|
8
|
|
Total
|
45
|
80
|
*There could be a minor deviation in Marks
distribution
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