Radar & Navigational Aids - [2181103]


Teaching Scheme

Tutorial Practical Total
4 0 2 6

Examination Scheme

Theory Examination Practical Examination Total
ESE (E) PA (M) ESE Viva (V) PA (I)
70 30 30 20 150

    ESE = End Semester Examination, PA = Progressive Assessment

Course Type   

Syllabus Content

The simple form of Radar Equation, Radar Block diagram and Operation, Types of transmitters, duplexer and displays. Radar Frequencies, millimeter and submilimeter waves, Applications of Radar.
Prediction of Range Performance, Minimum Detectable Signal, Receiver Noise, Signal to Noise Ratio, Matched filter impulse response, Integration of radar Pulses, Radar Cross Section of Targets, Cross section Fluctuations, Radar Clutter-surface clutter, sea clutter and Land clutter ,weather clutter, Transmitter Power, Pulse Repetition Frequency and Range ambiguities, Antenna Parameters, system losses, propagation effects, other considerations.
Doppler effect. CW radar. FM CW radar. Airborne Doppler Navigation, Multiple CW radar
Introduction, Delay line Cancellers, Multiple or staggered Pulse Repetition Frequencies, Range gated Doppler Filters, Block Diagram of Digital Signal Processor, Example of MTI radar Processor, , Pulse Doppler Radar, Non coherent MTI ,MTI from moving platform, Other types of MTI, Airborne radar.
Tracking with Radar ,Monopulse tracking,Conical scan and Sequential lobing, Low angle tracking ,Air surveillance radar, Introduction to Synthetic aperture radar(SAR).tracking in range and Doppler, Acquisition.
Principle of phased array for electronic scanning, Advantages and capabilities of electronic scanning, block diagram of an electronic scanning system and its operation
Introduction, Four Methods of Navigation
Loop Antenna, Loop input circuits, aural null direction finder, Goniometer, Errors in Direction Finding, Adcock Direction Finder, Its advantages over loop antenna,
LF/MF Four course Radio Range, VHF Omni Directional Range, and VOR receiving Equipment
LORAN, DECCA navigation system
Instrument Landing System, Ground controlled Approach System, Microwave landing system , Distance Measuring Equipment, TACAN Doppler navigation-Doppler Effect, New configuration, Doppler frequency equations, Track stabilization, Doppler
GPS principle of operation, Position location determination, principle of GPS receiver and applications, Brief note on :Global Satellite Navigation system, Martitime Satellite ,Satellite Constellations ,Navigation Satellites of different countries such as Glonas and Compass, GAGAN,IRNSS, NAVIC Receiver and applications

Reference Books

SrTitleAuthorPublicationAmazon Link
1Introduction to Radar SystemsSkolnik, MTata McGraw-Hill
2Elements of Electronic Navigation SystemsN.S.NagarajaTata McGraw-Hill
3Radar PrinciplesPeyton Z. PeeblesJohnWiley
4Principles of RadarJ.C ToomayPHI, 2004