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Chapter 1 Figure: Electronic Warfare Components

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Title: PowerPoint Presentation Author: Kim Brashear Last modified by: Paul Hannen Created Date: 11/29/2001 2:16:52 AM Document presentation format – PowerPoint PPT presentation

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Title: Chapter 1 Figure: Electronic Warfare Components


1
Chapter 1 Figure Electronic Warfare Components
2
Chapter 2 Figure Radar Block Diagram
Chapter 2 Figure Radar Spherical Geometry
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2
3
Chapter 2 Figure Transmitted Pulsed Radar
Waveform
Chapter 2 Figure Incremental Buildup of the
Received Target Signal Power
4
Chapter 2 Figure Polarization Of The Radar
Waveform
5
Chapter 2 Figure Single Pulse Received Target
Signal Power (S) And Receiver Thermal Noise (N)
vs. Radar-To-Target Range
Chapter 2 Figure Single Pulse Target
Signal-To-Noise Ratio vs. Radar-To-Target Range 
6
Chapter 2 Figure Multiple Pulse Signal-To-Noise
Ratio (S/N)n, Detection Threshold (SNRdt), and
Single Pulse Signal-To-Noise Ratio (S/N), and as
a Function of Radar-To-Target Range 
7
Chapter 2 Figure A Basic Radar Receiver
8
Chapter 2 Figure Superheterodyne Receiver
Chapter 2 Figure Intermediate Frequency
Amplifier And Bandpass Filter
9
Chapter 2 Figure Digital Signal Processing Flow
10
Chapter 2 Figure A Radar A Scope
11
Chapter 3 Figure Target Signal Plus Noise
Examples
Chapter 3 Figure Threshold Detection of Target
Signals
12
Chapter 3. Probability Density Function For A
Single Dice
13
Chapter 3. Rayleigh Probability Density Function
and Probability of False Alarm
Chapter 3. Probability of False Alarm as a
Function of Average Time Between False Alarms and
Radar Receiver Bandwidth
14
Chapter 3. Impulse Probability Density Function
Of A Constant Target Signal
Chapter 3. Rician Probability Density Function
And Probability Of Detection
15
Chapter 3. Probability Of False Alarm And
Probability Of Detection
Chapter 3. Probability Of False Alarm And
Probability Of Detection
16
Chapter 3. Pd As A Function Of S/N And Pfa
Constant Target Signal
17
Chapter 3 Figure Additional Signal-To-Noise
Ratio Required For Detection for Pfa 10-6 Based
On Swerling Case
Chapter 3 Figure Change In Detection Range as a
Function of the Change in the Detection Threshold
18
Chapter 3. Integration Gain Coherent And
Non-Coherent
Chapter 3. Non-Coherent Integration Gain Pd
50, Pfa 10-6
19
Chapter 3. Non-Coherent Integration Gain Pd
90, Pfa 10-8
Chapter 3. Constant False Alarm Rate Threshold
And Receiver Output vs. Range
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20
Chapter 3. Cumulative Probability of Detection
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21
Chapter 3. Sequential Probability of False Alarm
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22
Chapter 3. Binomial Probability of Detection for
At Least M Detections Out Of N Attempts
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23
Chapter 3 Figure Simple Integrator And Delay
Line Integrator
24
Chapter 4 Figure A Parabolic Antenna
25
Chapter 4 Figure Simple Line Antenna
26
Chapter 4 Figure A Plane Wave
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27
Chapter 4 Figure A Uniform Current Distribution
Chapter 4 Figure Antenna Gain Pattern, X-Y Plot
And Polar Plot
28
Chapter 4 Figure Antenna Pattern Characteristics

Chapter 4 Figure Antenna Half-Power Beamwidth
29
Chapter 4 Figure A Cosine Illumination
Chapter 4 Figure Antenna Patterns for Some
Illumination Functions
30
Chapter 4 Figure A Linear Array Antenna
31
Chapter 4 Figure Element Factor, Array Factor,
And Resultant Antenna Gain
32
Chapter 4 Figure Time-Delay Steering
Chapter 4 Figure A Phase-Steered Array
33
Chapter 4 Figure Element Factor, Array Factor,
And Resultant Antenna Gain Beam Steered To 50
34
Chapter 4 Figure Array Antenna Gain Pattern And
Characteristics Change With Beam Steering Angle
35
Chapter 4 Figure Array Factor Grating Lobes as A
Function of Element Spacing
Chapter 4 Figure Array Factor Grating Lobes as A
Function of Beam Steering Angle
36
Chapter 4 Figure Concept Of A Two Bit Phase Shift
37
Chapter 4 Figure Array Configurations
38
Chapter 5 Figure A Simple Pulse Time Domain,
Voltage
39
Chapter 5 Figure Spectral Plot Of Signal And
Noise, Power Log Scale
40
Chapter 5 Figure Range Gates
41
Chapter 5 Figure Received Pulse In The Range
Gates
Chapter 5 Figure Resolving Range Ambiguous Using
Multiple Pulse Repetition Intervals
42
Chapter 5 Figure Convolution Of Simple Pulse
Chapter 5 Figure Half-Power Points
43
Chapter 5 Figure Range Resolution As A Function
Of Pulse Width
Chapter 5 Figure Unambiguous Range
44
Chapter 5 Figure Doppler Resolution Simple
Pulse
Chapter 5 Figure Linear Frequency Modulation
Pulse Compression
45
Chapter 5 Figure Linear Frequency Modulation
Pulse Compression Signal Processing 
Chapter 5 Figure Phase Modulation And Pulse
Compression Signal Processing Response
46
Chapter 5 Figure Unambiguous Range As A Function
Of Pulse Repetition Frequency
Chapter 5 Figure Eclipsing
47
Chapter 5 Figure Range Resolution As A Function
Of Modulation Bandwidth
48
Chapter 5 Figure Split Gate Range Tracker Concept
Chapter 5 Figure Split Gate Range Tracker
49
Chapter 5 Figure Split Gate Range Tracker
Discriminator Curve
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50
Chapter 5 Figure A Differentiating Circuit
Chapter 5 Figure Gun-Barrel Analogy
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51
Chapter 5 Figure Range Rate for Stationary Radar
and Moving Radar Systems
52
Chapter 5 Figure Doppler Shift  Examples Based
On Radar-Target Geometry
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53
Chapter 5 Figure Doppler Shift per Unit Range
Rate (1 m/sec) As A Function of Carrier Frequency
Chapter 5 Figure Range Rate per Unit Doppler
Shift (1 Hz) As A Function of Carrier Frequency
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53
54
Chapter 5 Figure A Coherent Pulse Burst Waveform
And Its Spectrum
55
Chapter 5 Figure A Coherent Pulse Burst Waveform
And Its Spectrum
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56
Chapter 5 Figure Doppler Filter Bank
Chapter 5 Figure Range Rate Resolution As A
Function Of Carrier Frequency
57
Chapter 5 Figure Transmit And Receive Spectrums
Chapter 5 Figure Ambiguous Doppler Shift
58
Chapter 5 Figure Unambiguous Range Rate As A
Function Of Carrier Frequency
Chapter 5 Figure Average Power Over One Pulse
Repetition Interval
59
Chapter 5 Figure Speed Gate Range Rate Tracker
Concept
Chapter 5 Figure Split Gate Range Rate Tracker
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60
Chapter 5 Figure Range Rate Discriminator Curve
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61
Chapter 5. Cross Range Resolution
Chapter 5. Cross Range Resolution As A Function
Of Radar-To-Target Range
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62
Chapter 5. Angle Tracking Using Offset Beams
Chapter 5. Angle Tracker
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63
Chapter 5. Angle Discriminator Curve
Chapter 5. Far-Field Conical Scan (left) And
Sequential Lobing (right) Patterns
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64
Chapter 5. Monopulse Tracking
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65
Chapter 5 Figure Radar Resolution Cell
Chapter 5 Figure Target Altitude
66
Chapter 5 Figure Power Response Of Sidelobes
Response (dB)
Chapter 5 Figure Uniform (left) And Cosine
(right) Weighting Functions
67
Chapter 5 Figure Ambiguity Diagram For A Simple
Pulse Scanned JPG file
68
Chapter 5 Figure Correlated Measurement Tracker
Chapter 5 Figure Target State Tracker
69
Chapter 6 Figure Two Corner Reflector Designs
Chapter 6 Figure Forward and Back Scattering
from a Target
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70
Chapter 6 Figure Radar Cross Section Of A Sphere
Chapter 6 Figure Change In Radar Detection Range
as a Function of the Change in the Target Radar
Cross Section
71
Chapter 6 Figure Some RCS Patterns
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72
Chapter 6 Figure Area Of The Clutter Intercepted
By The Radar Resolution Cell
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73
Chapter 6 Figure A 4p Corner Reflector And A Jack
74
Chapter 7 Figure Target, Clutter, and Noise
Power Spectral Densities
Chapter 7 Figure Single Delay (Two Pulse)
Canceller Power Frequency Response
75
Chapter 7 Figure Clutter Rejection Due To Moving
Target Indicator Frequency Response (a close-up
of Figure x at zero Doppler showing half the
passband)
76
Chapter 7 Figure Single- And Double-Delay
Cancellers Power Frequency Response
77
Chapter 7 Figure Staggered PRF MTI
78
Chapter 7 Figure Frequency Response Of The
Return Signals Ground-based Radar
79
Chapter 7 Figure Airborne Pulse-Doppler Radar
System Scanned JPG File
80
Chapter 7 Figure Another View Of Pulse Doppler
Clutter Airborne Radar
Chapter 7 Figure Moving Target Detection Signal
Processing
81
Chapter 7 Figure Moving Target Indicator
Improvement Factor As A Function of the Clutter
Spectral Width Over the Pulse Repetition Frequency
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82
Chapter 7 Figure Moving Radar Platform Produces
A Synthetic Aperture And Associated Geometry 
83
Chapter 7 Figure Synthetic Aperture Radar 
Illuminating A Patch on the Ground
84
Chapter 7 Figure Synthetic Aperture Radar
Squint And Spotlight Modes
85
Chapter 7 Figure Doppler Beam Sharpening Cross
Range Resolution As A Function Of Azimuth Angle
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86
Chapter 7 Figure Bistatic Radar Triangle
Chapter 7 Figure Bistatic Radar Detection
Coverage Ovals Of Cassini
87
Chapter 7 Figure Airborne Multi-Function Radar
System
Chapter 7 Figure Ground Based Multi-Function
Radar System
88
Chapter 7 Figure Concept Of OTH-B Radar
Chapter 7 Figure Frequency Modulated Continuous
Wave Waveform
89
Chapter 7 Figure Radar Altimeter Ground Returns
90
Chapter 7 Figure Arecibo Spherical Antenna
91
Chapter 8 Figure Self Protection Jamming
Chapter 8 Figure Support Jamming
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92
Chapter 8 Figure Continuous Wave Jammer Noise
Waveform
93
Chapter 8 Figure Repeater False Target Jammer
Chapter 8 Figure Repeater Response Time/Range
Domain
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94
Chapter 8 Figure Transponder False Target Jammer
Chapter 8 Figure Transponder Response
Time/Range Domain
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94
95
Chapter 9 Figure Incremental Buildup of Received
Radar Power
Chapter 9 Figure Angular Coverage from Individual
and Multiple EW Receiver Antennas
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96
Chapter 9 Figure Minimum Detectable Signal and
Minimum Discernible Signal Sensitivities
Chapter 9 Figure Threshold Detection Of Radar
Signals
97
Chapter 9 Figure Received Single Pulse Radar
Signal Power (SRWR) and Receiver Thermal Noise
(NRWR) vs. Radar-To-Target/RWR Range
Chapter 9 Figure Single Pulse Radar
Signal-To-Noise Ratio vs. Radar-To-Target Range
98
Chapter 9 Figure Relationship between Radio
Frequency and Video Bandwidths
99
Chapter 10 Figure Self Protection Jamming
Chapter 10 Figure Incremental Buildup of
Received Self Protection Jammer Power
100
Chapter 10 Figure Target Signal (S), Receiver
Thermal Noise (N), And Jammer (J) Power vs. Range
Chapter 10 Figure Received Self Protection
Jammer Power Constant Power and Constant Gain
101
Chapter 10 Figure Constant Power and Constant
Gain Jammers
Chapter 10 Figure Incremental Buildup of Constant
Gain Self Protection Jammer Effective Radiated
Power
102
Chapter 10 Figure Constant Power and Constant
Gain Regions
103
Chapter 10 Figure Jammer Waveform Mismatch To
The Radar Waveform And Receiver Bandwidth
Chapter 10 Figure Target Signal (S), Receiver
Thermal Noise (N), Self Protection Jammer Noise
(JN), and Interference (I) vs. Range
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104
Chapter 10 Figure Multiple Pulse
Signal-To-Noise Ratio (S/N)n, Detection
Threshold, and Signal-To-Interference Ratio
(S/I)n vs. Range
Chapter 10 Figure Burnthrough Range and
Detection Range
105
Chapter 10 Figure Sensitivity of Burnthrough
Radar to Target Radar Cross Section
Chapter 10 Figure Sensitivity of Burnthrough
Radar to Jammer-Radar Bandwidth Mismatch
106
Chapter 10 Figure Sensitivity of Burnthrough
Radar to Jammer Antenna Gain in the Direction of
the Radar
Chapter 10 Figure Jamming-To-Signal Ratio as a
Function of Radar-To-Target/Jammer Range
107
Chapter 10 Figure Burnthrough and Detection
Ranges with the Jamming-To-Signal Ratio
108
Chapter 10 Figure Multiple Pulse
Signal-To-Noise Ratio (S/N)n, Detection
Threshold, and Jamming-To-Noise Ratio (J/N)n vs.
Range
109
Chapter 10 Figure False Target
Jamming-To-Signal Ratio as a Function of
Radar-To-Target/Jammer Range
Chapter 10 Figure Comparison of the
Jamming-To-Signal Ratio from Constant Power and
Constant Gain Jammers
110
Chapter 10 Figure Sensitivity of
Jamming-To-Signal Ratio to Target Radar Cross
Section
Chapter 10 Figure Sensitivity of
Jamming-To-Signal Ratio to Jammer Antenna Gain in
the Direction of the Radar
111
Chapter 10 Figure True Target and False Target
Jamming Detection Ranges
112
Chapter 10Figure Chaff Radar Cross Section
Versus Time
Chapter 10 Figure Multiple Chaff Drops Over Time
113
Chapter 11 Figure Support Jamming
114
Chapter 11 Figure Incremental Buildup of
Received Support Jammer Power
Chapter 11 Figure Constant Power and Constant
Gain Regions
115
Chapter 11 Figure Target Signal (S), Receiver
Thermal Noise (N), and Jammer (J) Power vs.
Radar-To-Jammer and Radar-To-Target Ranges
116
Chapter 11 Figure Target Signal (S), Receiver
Thermal Noise (N), Support Jammer Noise (JN), And
Interference (I) vs. Radar-To-Jammer and
Radar-To-Target Ranges
117
Chapter 11 Figure Multiple Pulse
Signal-To-Noise Ratio (S/N)n, Detection
Threshold, and Signal-To-Interference Ratio
(S/I)n vs. Radar-To-Jammer and Radar-To-Target
Ranges
118
Chapter 11 Figure Burnthrough Range and
Detection Range
119
Chapter 11 Figure Sensitivity of Burnthrough
Range to Target Radar Cross Section
Chapter 11 Figure Sensitivity of Burnthrough
Range to Jammer-Radar Bandwidth Mismatch (assumes
JN gtgt N)
120
Chapter 11 Figure Sensitivity of Burnthrough
Range to Jammer Antenna Gain in the Direction of
the Radar (assumes JN gtgt N)
Chapter 11 Figure Sensitivity of Burnthrough
Range to the Difference between the Radar Antenna
Gain in the Direction of the Target and the
Direction of the Jammer (assumes JN gtgt N)
121
Chapter 11 Figure Sensitivity of Burnthrough
Range to Radar-To-Jammer Range Multiplier
(assumes JN gtgtN)
122
Chapter 11 Figure Jamming-To-Signal Ratio as a
Function of Radar-To-Jammer and Radar-To-Target
Ranges
123
Chapter 11 Figure Burnthrough and Detection
Ranges with the Jamming-To-Signal Ratio
124
Chapter 11 Figure Support False Target Jamming
125
Chapter 11 Figure Multiple Pulse
Signal-To-Noise Ratio (S/N)n, Detection
Threshold, and Jamming-To-Noise Ratio (J/N)n vs.
Radar-To-Jammer and Radar-To-Target Ranges
126
Chapter 11 Figure True Target and False Target
Jamming Detection Ranges
127
Chapter 11 Figure False Target
Jamming-To-Signal Ratio as a Function of
Radar-To-Jammer and Radar-To-Target Ranges
128
Chapter 11 Figure Comparison of the
Jamming-To-Signal Ratio from Constant Power and
Constant Gain Jammers
129
Chapter 12 Figure Radar System With A Sidelobe
Canceller
130
Chapter 12 Figure Flow Diagram Of A Radar System
With A Sidelobe Canceller
Chapter 12 Figure Residual Noise
Power-To-Receiver Thermal Noise Ratio As A
Function Of Noise Jamming-To-Receiver Thermal
Noise Ratio For Various Ratios Of The Auxiliary
And Radar Antenna Gains In The Direction Of The
Jammer
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131
Chapter 12 Figure Cancellation Ratio As A
Function Of Noise Jamming-To-Receiver Thermal
Noise Ratio For Various Ratios Of The Auxiliary
And Radar Antenna Gains In The Direction Of The
Jammer
Chapter 12 Figure Canceling A Sidelobe Scanned
JPG file
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132
Chapter 12 Figure Flow Diagram Of A Radar System
With A Sidelobe Blanker
Chapter 12 Figure Sidelobe Blanker Response
133
Chapter 12 Figure Correlated Measurement Tracker
Chapter 12 Figure Target State Tracker
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134
Chapter 13 Figure Radar Line-Of-Sight Round
Smooth Earth
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135
Chapter 13 Figure Range To The Horizon
Chapter 13 Figure Radar Line Of Sight
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136
Chapter 13 Figure Refraction Geometry
Chapter 13 Figure Refracted Propagation
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137
Chapter 13 Figure Atmospheric Attenuation
Overall with Oxygen and Water Vapor Components
Chapter 13 Figure Atmospheric Attenuation As A
Function Of Altitude
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138
Chapter 13 Figure Atmospheric Attenuation Rain
and Clouds Scanned JPG File
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138
139
Chapter 13 Figure Far Field Calculation
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140
Appendix 2 Figure The Radar Spectrum
141
Appendix 3 Figure A Square Wave And Its Fourier
Spectrum
Appendix 3 Figure Another Square Wave
142
Appendix 3 Figure Another Spectrum Of A Square
Wave
Appendix 3 Figure A Single Pulse And Its Fourier
Transform
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