Principles of Radar and Sonar Signal ProcessingArtech House, 2002 |
Contents
Radar and Sonar | 1 |
12 Introduction | 2 |
13 The Active Radar or Sonar Signal | 4 |
14 Physical Interpretation | 8 |
15 Passive Listening | 10 |
Optimum Reception in White Noise | 13 |
22 Principle | 17 |
221 Estimation of a Parameter | 18 |
552 Application to Jammer Cancellation | 163 |
553 Adaptive Digital Beamforming with NoiseOnly Reference | 169 |
554 Processing Without NoiseOnly Reference | 170 |
555 Radar AngleError Measurement in the Presence of External Interference | 172 |
556 Capons Adaptive Processing by Constrained Minimization | 174 |
SpaceTime Processing | 177 |
558 Equivalence Between Adaptive Suppression and Constrained Minimization | 180 |
559 Calibration 7 8 9 | 181 |
222 Simultaneous Estimation of Several Parameters | 19 |
223 Optimum Detection | 20 |
23 Optimum Receiver | 22 |
232 Optimum Detector | 25 |
The Ambiguity Function | 28 |
234 Detection Performance | 31 |
235 Conclusion | 34 |
References | 36 |
Application to Radar | 39 |
32 DopplerRange Ambiguity | 45 |
Time Duration Frequency and Bandwidth Modulation | 46 |
322 Measurement of the Time Delay or of the Frequency of Signal | 48 |
323 Simultaneous Measurement of the Time Delay and the Doppler Shift | 50 |
324 DopplerRange Ambiguity Function | 53 |
33 Examples of DopplerRange Ambiguity Functions | 54 |
331 Gaussian Pulse | 55 |
332 Pulse with Linear Frequency Modulation Chirp | 56 |
333 Pulse Compression | 59 |
334 Encoded Pulse Sequence | 60 |
335 Pulse Train | 62 |
336 Reception of a Pulse Train | 66 |
337 Range and Velocity Ambiguities | 69 |
338 Constant False Alarm Rate Detection | 70 |
Synthetic Aperture Radar | 72 |
35 Angular Location | 77 |
351 AngleRangeDoppler Optimum Receiver | 78 |
Sum Channel Difference Channel | 82 |
353 Radar AngleError Detection | 87 |
354 Comments | 89 |
36 Implementation | 90 |
362 Functional Design | 92 |
364 Hardware and Software Development | 93 |
37 Systematic Signal Processing | 94 |
References | 95 |
Relation Between the Duration and Bandwidth of a Signal | 96 |
Radar Range Equation | 97 |
3B2 SignaltoNoise Ratio | 98 |
3B3 Performance | 100 |
Spectral Purity | 101 |
3C1 Phase and Amplitude Noise | 102 |
Pulse Radar with High Repetition Frequency | 105 |
3C4 Application | 106 |
Optimum Reception in Colored Noise | 107 |
42 Introduction | 109 |
43 Receiver Structure | 110 |
432 Reception by Subtraction of the Colored Part of the Noise | 114 |
44 Application to Spurious Echoes or Jammers | 115 |
45 Stationary Colored Noise and Infinite Observation Time | 118 |
451 Whitening | 119 |
452 Subtraction of the Colored Part of the Noise | 120 |
453 Optimum Processing Gain | 122 |
46 Discussion | 123 |
KarhunenLoeve Expansion | 124 |
4A2 Properties of the Integral Equation | 126 |
Estimation of a Random Signal in the Presence of White NoiseWienerHopf Equation | 129 |
Adaptive Processing | 133 |
52 Introduction | 139 |
532 Adaptive Filtering Using a Transversal Filter | 144 |
533 Convergence | 148 |
534 Application | 150 |
54 Adaptive Whitening | 152 |
542 Adaptive Whitening by Lattice Filter | 157 |
55 Sensor Arrays | 160 |
5510 Coherent Targets | 186 |
5511 Sidelobe Blanking | 189 |
56 Discussion | 190 |
57 Passive Listening | 191 |
572 Maximum Likelihood Signal + Noise | 193 |
MUSIC | 194 |
574 Comparison | 197 |
575 Generalized Correlation 22 | 200 |
576 Discussion | 202 |
References | 204 |
Matrix Inversion Lemma | 205 |
Target and Background Signatures | 207 |
62 Radar or Sonar Reflection | 212 |
621 Polarization 13 | 213 |
622 RCS | 217 |
623 Simple Examples | 219 |
624 Sonar Reflection 5 | 223 |
63 Modeling of Nondeformable Targets | 224 |
Radar Holography 12 | 242 |
633 Stochastic Models 13 | 248 |
634 Conclusion | 252 |
Impulse Response and Transverse Response | 253 |
64 Deformable Targets | 258 |
642 Jet Engine Signatures | 260 |
643 Vehicle Signatures | 261 |
65 Background Signatures | 263 |
Clutter | 264 |
652 Multiple Paths | 269 |
653 Propagation | 272 |
66 Passive Listening | 273 |
References | 275 |
A Multifrequency Ground Clutter Model | 277 |
6A2 ThreeComponent Ground Clutter Spectrum | 278 |
Signature Adapted Processing | 283 |
711 Radar Target Recognition | 284 |
712 Tracking of Extended Targets | 286 |
714 LowFrequency Radars | 288 |
716 Passive Systems | 289 |
72 Radar Target Recognition | 290 |
723 Automatic Classification of Targets | 292 |
73 Extended Target Tracking | 306 |
732 Glint Modeling | 315 |
733 Antiglint Processing | 317 |
74 Target Extraction from Clutter | 319 |
741 Use of Frequency Agility After Detection | 320 |
742 Use of Polarimetry 17 | 323 |
743 Ambiguous Airborne Radars | 330 |
744 Airborne Detection of Slow Moving Targets 23 24 | 337 |
751 Scope | 347 |
753 Propagation 30 | 353 |
754 Clutter and Interference | 358 |
755 Target Recognition | 359 |
756 System Aspects | 362 |
76 Wideband Radars | 365 |
761 Wideband and UltraWideband Radars 6 34 35 | 366 |
762 Wideband Radar Processing | 368 |
77 Periodic Signal Passive Listening | 371 |
| 375 | |
Variance of a Rayleigh Variable at the Output of a Logarithmic Amplifier | 377 |
Probability Density of the Instantaneous Frequency of a Gaussian Random Process | 378 |
About the Author | 381 |
| 383 | |
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Common terms and phrases
accuracy adaptive aircraft algorithm ambiguity function amplitude angular angular resolution antenna array aspect angle assumed autocorrelation backscattering band bandwidth beamforming calculated Chapter clutter returns coefficient colored noise complex correlation matrix defined detection diffraction direction Doppler analysis Doppler effect Doppler shift Doppler-range duration echoes equation estimation example filter Fourier transform Gaussian given ground clutter impulse response jammer low-frequency radars maximum likelihood measurement metric band modulation noise-only reference observation obtained optimum processing optimum receiver output parameters phase noise phase shift polarization procedure propagation pulse train radar and sonar radar or sonar range gate range resolution received signal reception reference channel repetition frequency replica result samples scatterers Section sensors shown in Figure sidelobes signal processing signal-to-noise ratio signals received situation sonar spectrum surface taking into account target tion transmitted signal vector velocity wave wavelength white noise whitening θο


