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Principles of Modern Radar - Volume 2 1891121537

Principles of Modern Radar - Volume 2 1891121537

Principles of Modern Radar - Volume 2 1891121537

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13.1 Introduction 593S: target scattering matrixS SMR : target scattering matrix with relative phaseS SMA : target scattering matrix with absolute phaseS d : diagonalized target scattering matrixU : unitary matrixM 0 : Mueller matrix (fixed symmetrical target)N: Noise or residue (non-symmetrical) targetJ, K, L: Pauli spin (rotation) matricesV rt = votage at terminals <strong>of</strong> the receive antennaσ = radar cross section13.1.4 AcronymsCommonly used acronyms used in this chapter include the following:AR axial ratioBSA back-scatter alignmentCOHO coherent oscillatorCP circular polarizationCW continuous waveDBF digital beamformerEM electromagneticEP elliptical polarizationESPRIT Estimation <strong>of</strong> Signal Parameters via Rotational Invariance TechniquesFSA forward-scatter alignmentH HermitianHH co-polarized (horizontal) received signal for horizontal Tx polarizationHV cross-polarized (horizontal) received signal for vertical Tx polarizationIF intermediate frequencyLCP left circular polarizationLO local oscillatorLP linear polarizationLSM linear restricted scattering matrixPNA programmable network analyzerPO physical opticsRCP right circular polarization;RCS radar cross sectionRF radio frequencyRx receiverSAR Synthetic aperture radarSMA scattering matrix with absolute phaseSMR scattering matrix with relative phaseSNR signal-to-noise ratioSSM state space methodSTALO stable local oscillatorT transposeTx transmitterVV co-polarized (vertical) received signal for vertical Tx polarizationVH cross-polarized (vertical) received signal for horizontal Tx polarization

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