Principles of Modern Radar - Volume 2 1891121537

842 IndexSaturated (constant amplitude) videopulse, 537Saturated repeater, 549SAW. See Surface acoustic wave (SAW)Scan-on-receive-only (SORO), 559Scan with compensation (SWC), 560Scatterers, 38on range gate, 64fScattering matrix, 590, 601–611bistatic, 602Jones matrix, 602Kennaugh matrix, 602, 608–609measurement of, 618–621, 621fMueller matrix, 607–611polarizationoptimal, 604–607partial, 607–611Sinclair matrix, 602formulation, 602–604Scattering matrix with absolute phase(SMA), 619Scattering matrix with relative phase (SMR),619, 620, 621fS-CMA. See Space-CMA (S-CMA)SCR. See Signal-to-clutter ratio (SCR)Sea clutter, in radar polarimetry, 617–618Secondary range compression (SRC), 304Sector blanking, 555Seduction technique, 543Segmentation, 643Self-protection jammer (SPJ), 534Self-screening jammer (SSJ), 534Sensor fusion architectures, 691–692Sensor geometry errors, 381Sensors, radars vs., 705“Separation principle,”, 95Serrodyning, 538SFJ. See Stand-forward jammer (SFJ)SF waveform. See Stepped frequency (SF)waveformShannon-Nyquist sampling theorem, 229Shifted delta function, Fourier transformof, 218Ships, classification featuresISAR imaging, 656Short pulse, transmission of, 99Short pulse range resolution, 564Shuttle Imaging Radar B (SIR-B)PRF values for, 233fShuttle Radar Topography Mission (SRTM),343, 384, 385Sidelobe blanker, 435–437, 435f–437fSidelobe blanking (SLB), 555–556, 556fSidelobe cancellation (SLC), 556–557Sidelobe canceller, 437–440, 438f–440f,813, 814fSidelobe false targets (SLFT), 543Sidelobeslow antennaEP and, 555peak, 56–57, 56frange, suppression of, 38–39, 38fresponse, MMFs and, 78–79target suppression, 96–98, 97fSidelooking array (SLA), 473Signal correlation matrix, MIMO, 126,127–129, 129f, 130Signal noise, formulas, 545–546Signal processing techniquesfor reference signal cleaning andreconstruction, 766–775constant modulus algorithm usinganalog modulation, 767–771, 768f,770f, 771t, 772fdigital transmissions, 771–775, 774fSignal processor-based EP, 572–576alternate CFAR detection, 572–574, 573fangle variance, 574data editing, 574–575guard gates, 575–576, 575fLET, 576, 576fTED, 572Signalsbaseband. See Baseband signaldigital processing, 7Fourier transform of, 31interpolated, 42periodic, 54sparsity of, 151transmission, MIMO radar, 151Signal-to-clutter ratio (SCR)optimum MIMO waveform design and,95–99, 96f, 97foptimum pulse shape and, 98–99Signal-to-interference-plus-noise ratio(SINR), 7–8, 87, 454, 557, 723, 724gain of the optimum short pulse, 92improvement, 107floss, for GMTI, 141, 142floss for multipath interferencescenario, 111fSignal-to-noise ratio (SNR), 7, 125, 126,433–434, 748IF factor, 478loss, for human targets in detectors,725–727, 725f, 727floss in, 33maximizing output, 423–425, 424f,478–481, 480f, 481fMIMO signal correlation matrix, 128output, white noise matched filter and, 91of radar range, 546space-time processing, 453, 454, 476,477–478SIJ. See Stand-in jammer (SIJ)SIMO system. See Single-input,multiple-output (SIMO) systemSinc function, 215–218, 217fSinc interpolator, 238–239, 239fSinclair matrix, 602formulation, 602–604Single-channel transmitwaveform, 89Single-input, multiple-output (SIMO)system, 124Single-input, single-output (SISO)system, 124Single-pulse measurements, 538Single-pulse target detection, 193–195, 195fSINR. See Signal-to-interference-plus-noiseratio (SINR)SIR-B. See Shuttle Imaging Radar B (SIR-B)SISO system. See Single-input, single-output(SISO) systemSkin return, 543Slant/ground plane operations, stripmapSAR, 323–324Slant plane image, 236SLB. See Sidelobe blanking (SLB)SLC. See Sidelobe cancellation (SLC)SLE. See Integrated sidelobe energy (SLE)Slow-moving target detection, GMTI radarsand, 722, 722fSlow time, 155Slow-timedefined, 720Slow-time space-time coding. SeeInterleaved scanningSMA. See Scattering matrix with absolutephase (SMA)Small-signal suppression effect, 569SMART-L surveillance radar, 410, 411fSMR. See Scattering matrix with relativephase (SMR)SN. See Spot noise (SN)Sniff mode (sniffer), 572SNR. See Signal-to-noise ratio (SNR)Soft thresholding operation, 173–175SOJ. See Stand-off jammer (SOJ)Solid-state amplifier (SSA), 540SORO. See Scan-on-receive-only (SORO)SP. See Subspace pursuit (SP)Space and Aerospace Systems (SAS), 707Spaceborne systems, 384–385vs. airborne, 360–361Space-CMA (S-CMA), 769, 770, 771Space domain, clutter rejection in, 518–520,518f, 519fSpace-time adaptive processing (STAP), 1,7, 11, 87, 155, 454, 707angle estimation, 490for clutter rejection, 499