training course on weather radar systems - RTC, Regional Training ...

INTRODUCTION TO RADAR
CONTENTS
1 INTRODUCTION 2
1.1. A few words on that <strong>course</strong> 2
1.2. A few words on weather radars 3
2 RADAR THEORY 5
2.1.The history of radar 5
2.2.Basic Radar Terms 7
2.3.Operation Principle of Radars 9
2.4.Radar Equation 10
2.5.Block Diagram of a Radar 23
3 PROPOGATION OF EM WAVES 26
3.1.Electromagnetic Spectrum 26
3.2. Electromagnetic Waves 28
3.2.1. Polarization 29
3.3. Refraction 32
3.3.1. Refractive Index 32
3.3.2. Curvature 33
4 RADAR TYPES 34
4.1. Monostatic Radars 35
4.2. Bistatic Radars 35
4.3. Air Surveillance Radars 35
4.4. 3-D Radars 36
4.5. Synthetic Aperture Radars 36
4.6. Continuous Wave Radars 36
4.7. FM-CW Radars 37
4.8. Moving Target Indication Radars 37
4.9. Pulse Radars 38
4.10. Doppler Radars 38
4.11. Weather Radars 39
4.12. Polarimetric Radars 40
4.13. Terminal Doppler Weather Radars (TDWR) 41
4.14. Wind Profiler Radars 41
4.15. Mobile Radars 43
5 REFERENCES 44