+612 9045 4394
 
CHECKOUT
Coherent Radar System Performance Estimation : Radar Library - James A. Scheer

Coherent Radar System Performance Estimation

Radar Library

By: James A. Scheer (Editor), James L. Kurtz (Editor)

Hardcover

Published: 19th December 1993
Ships: 7 to 10 business days
7 to 10 business days
RRP $468.99
$324.50
31%
OFF
or 4 easy payments of $81.13 with Learn more

This book provides you with a complete understanding of error effects in coherent systems. Covering performance issues never before addressed in one source, it places special emphasis on phase noise effects and detection of targets in clutter. Supported by 196 illustrations, 260 equations, and 150 references.

Prefacep. xiii
Introduction to Coherent Radar Systemsp. 1
Introductionp. 1
Noncoherent Systemsp. 1
Coherent Systemsp. 2
I/Q Detectionp. 3
Processing of the Phase Informationp. 5
Processes Employed--Coherent System Applicationsp. 7
Integrationp. 7
Moving Target Indicationp. 8
Fourier Transform Processingp. 9
Pulse Compressionp. 10
Other Coherent Processing Techniquesp. 11
System Performance Analysis--Radar System Measures of Performancep. 12
Thermal Noisep. 13
Other Contaminantsp. 15
Stability and Stable Sourcesp. 27
Stabilityp. 27
Time Domain Representationp. 28
Frequency Domain Descriptionsp. 29
Time-Frequency Conversionp. 32
Stable Sourcesp. 34
Oscillator Phase Noise Modelsp. 34
Transistor Oscillatorsp. 37
Crystal Oscillatorsp. 38
Saw Oscillatorsp. 39
Dielectric Resonator Oscillatorsp. 43
YIG Oscillatorsp. 46
Gunn Oscillatorsp. 46
Stable Klystron Oscillatorsp. 47
Frequency Multipliersp. 48
Phase-Locked Oscillatorsp. 49
Direct Digital Synthesisp. 51
Frequency Conversionp. 52
Noise Degenerationp. 54
Effects of I/Q Errorsp. 61
Ideal I/Q Detectionp. 61
Gain Error Effectsp. 63
Effect of Nonorthogonalityp. 63
DC Offsetp. 64
Quantitative Examplesp. 64
Possible Corrective Techniquesp. 66
Timing Jitter Effectsp. 69
A/D Conversion Effectsp. 73
Introductionp. 73
Time Quantization and Aliasingp. 73
Amplitude Quantization Noisep. 76
Saturationp. 76
Optimization of Signal Level Into an A/D Converterp. 78
Smallest Signal Casep. 78
Largest Signal Casep. 78
A/D Converter Performance Measuresp. 79
Effective Bitsp. 79
Signal-to-Noise Ratiop. 83
Nonlinear Effects in Fourier Transform Processingp. 85
Discrete Fourier Transform Basicsp. 86
DFT Response to a Sinusoidp. 87
Effect of Data Errorsp. 90
Amplitude Errorsp. 91
Phase Errorsp. 93
Summaryp. 96
Motion Compensation Fundamentalsp. 101
Phase Correctionp. 102
Range and Doppler Errors Due to Uncompensated Motionp. 103
Radar Mapping Geometryp. 104
Effect of Uncompensated Motion in SAR Processingp. 105
Uncompensated Motion in DBS Processingp. 106
Stepped-Frequency Range Profilingp. 107
Motion Compensation Implementationp. 108
Conventional Motion Compensation Systemsp. 108
Range Migrationp. 110
Autofocusp. 111
MTI Systemsp. 113
Introductionp. 113
MTI System Architecturep. 114
MTI Block Diagramp. 114
Coherent-on-Receive Systemsp. 115
MOPAp. 118
Definition of MTI Spectral Performancep. 118
Radar Signal Spectrump. 118
Delay Canceler Clutter Filter Spectral Performancep. 120
Definition of Terms Associated With MTI Performancep. 124
Clutter Improvement Performance Limitations for Coherent MTI Systemsp. 125
Antenna Scan Modulationp. 127
Amplitude Limitingp. 129
A/D Noisep. 129
Timing Jitterp. 131
PRF Staggerp. 132
Phase Noisep. 133
Example Calculations of MTI System Clutter Improvement Performancep. 137
Pulsed Doppler Radarp. 145
Overview of Pulsed Doppler Radarp. 145
Types of Pulsed Doppler Radarp. 145
Range and Velocity Ambiguitiesp. 147
Fundamentals of Doppler Radar Performance Estimationp. 149
Clutter Distribution in Range and Dopplerp. 151
Clutter-Limited Versus Noise-Limited Performancep. 157
Coherent Performance Degradationp. 158
Performance Degradation Due to Imperfect Coherencep. 158
Source Instability and Spurious Signal Generationp. 161
Diagnosis of Spurious Signalsp. 167
Pulse Doppler Performance Estimationp. 169
Phase Noise Modelingp. 169
Phase Noise Effects on Pulse Dopplerp. 172
Approximate Estimation of Phase Noise Effectsp. 175
Numerical Example--Airborne Radar, HPRF Waveformp. 177
Fill Pulse Requirementsp. 180
System Performance Issuesp. 180
Clutter Fillp. 181
Filter Transient Effectsp. 183
Pulse Compression Waveforms and Error Effectsp. 187
Introductionp. 187
Pulse Compression Waveformsp. 187
Concept and Characteristics of Matched Filter Receiverp. 188
Linear FM Chirp Waveform Characteristicsp. 192
Weighting Functionsp. 193
Nonlinear FM Pulse Compression Waveformsp. 195
Pulse Compression Phase-Shift-Keyed Waveformsp. 196
Coherent Pulse Compression Waveform Generation and Processingp. 198
Error Effects in Pulse Compressionp. 203
Linear FM Pulse Compression Amplitude and Phase Error Effectsp. 203
Ambiguity Functionsp. 210
Frequency Error Effects in Linear and Nonlinear FM Pulse Compressionp. 213
Time-Delay Error Effects in FM Pulse Compressionp. 214
Frequency, Phase, and Time-Delay Error Effects in PSK Waveformsp. 216
Examples of Pulse Compression Component Error Effectsp. 218
Traveling Wave Tube Transmitter Error Effectsp. 218
Surface Acoustic Wave Device Errorsp. 229
Stepped-Frequency and ISAR Imaging Systemsp. 233
Introductionp. 233
Stepped-Frequency Waveformp. 234
SFWF Radar Configurationp. 236
Stepped-Frequency HRR Processp. 238
Range Ambiguities in SFWFp. 240
Selection of [delta]Fp. 245
Dynamic Range-Weighting Functionsp. 246
Effects of Radial Velocity on the SFWFp. 249
Sinusoidal Motion Effectsp. 253
Effects of I/Q Errors on SFWFp. 257
Thermal Noise and Phase Noise Effectsp. 259
Effects of Nonuniform Frequency Step on SFWFp. 263
Frequency (Phase) Stability Requirementsp. 265
Polarization Isolation Effectsp. 266
Other Factors To Considerp. 268
Inverse Synthetic Aperture Radarp. 269
ISAR Crossrange Processp. 270
Crossrange Sampling Criteria--Selection of PRFp. 274
Effects of Errors on ISAR Imagingp. 275
SFWF and ISAR Image Process (2D Images)p. 275
Target Radial (Translational) Velocity Effects on 2D Imagingp. 279
Target Angular Velocity Effectsp. 280
Effects of Errors on SFWF-ISAR (2D) Imagingp. 282
Summaryp. 285
Frequency-Modulated Continuous Wave Systemsp. 289
Introductionp. 289
FMCW Waveform Design Tradeoffsp. 291
Sensitivity in FMCW Radarp. 296
Thermal Noisep. 298
Antenna Reflection FM Noise Power Calculationp. 298
Circulator Leakagep. 301
Mixer LO Leakage FM Noise Power Calculationp. 302
Range Resolutionp. 303
Ideal Range Resolutionp. 303
Effective Processed Transmit Bandwidthp. 303
Constant Modulation Periodp. 305
Constant Beat Frequencyp. 306
Frequency Sweep Linearityp. 308
Coherent Trackingp. 315
Reasons for Coherent Trackingp. 315
Target in Clutter Backgroundp. 315
Exploitation of Doppler Spectrump. 316
Continuous Wavep. 316
Frequency-Modulated Continuous Wavep. 317
Pulsed Coherent Radar Systemsp. 317
Moving Targe Indication Radarsp. 318
MTI Range Trackingp. 320
MTI Angle Trackingp. 320
CW and Pulse-Doppler Radarp. 321
Doppler Trackingp. 322
Range and Velocity Tracking in Pulse-Doppler Radarp. 326
Angle Tracking With Doppler Radarp. 326
Tracking in Doppler, Range, and Anglep. 327
Target Detectionp. 327
Target Acquisitionp. 328
Effect of PRF on Tracking With Pulse-Doppler Radarp. 329
Factors Affecting Coherent Tracking of Targetsp. 329
Radar-Dependent Errorsp. 330
Environmental Constraints on Coherent Trackingp. 335
Target Constraints on Coherent Trackingp. 340
Phase Noise Testingp. 345
Introductionp. 345
Phase Noisep. 345
Phase Noise Measurement Techniquesp. 346
Direct Spectrum Measurementsp. 346
Phase Detector Measurementsp. 347
Discriminator Measurementsp. 351
Additive or Residual Noise Measurementsp. 354
Reference Source Considerationsp. 355
Measurement Examplep. 357
Pulsed TWT Amplifier Additive Phase Noise Measurementp. 357
Instrumentation Setupp. 358
Example Phase Noise Test Resultsp. 361
Noise Floor Measurementp. 363
General Comments on Phase Noise Measurementsp. 363
Summaryp. 364
Radar Component and Subsystem Testsp. 369
Approach and Emphasisp. 369
Transmitter/Exciter Testingp. 369
Amplifier, Mixer, and Filter Testingp. 375
Quadrature Detector Testsp. 377
Quadrature Detector Operationp. 377
Model of Quadrature Detector Errorsp. 379
Quadrature Detector Testsp. 382
Error Correctionp. 383
A/D Converter Testsp. 387
Test Considerationsp. 388
A/D Dynamic Testsp. 390
Digital Signal Processor Testsp. 393
Digital Signal Processor Waveform Sampling Considerationsp. 393
DSP Testing Considerationsp. 394
Coherent Radar System Tests: Techniques, Considerations, and Equipmentp. 399
Radar System Tests Introductionp. 399
Levels of Testing: Requirements and Considerationsp. 400
Space Excitation Testingp. 400
Closed-Loop Radar Testingp. 403
Signal Injection Testingp. 403
Signal Generation Equipment for Injection and Other Testing Techniquesp. 406
Radar Waveform Generation and Simulation Techniquesp. 406
Arbitrary Waveform Generators and Digital Waveform Generationp. 409
Direct Digital Synthesis Test Techniquesp. 411
Digital RF Memoriesp. 415
Tape Recorders and Tape Playbackp. 417
Playbackp. 418
Summaryp. 419
Glossaryp. 421
Indexp. 435
Table of Contents provided by Syndetics. All Rights Reserved.

ISBN: 9780890066287
ISBN-10: 0890066280
Series: Radar Library
Audience: General
Format: Hardcover
Language: English
Number Of Pages: 464
Published: 19th December 1993
Publisher: Artech House Publishers
Country of Publication: US
Dimensions (cm): 22.9 x 15.2  x 3.0
Weight (kg): 0.88