EECCEENN 55225544 Remote Sensing Signals and Systems Professor Albin J. Gasiewski Lecture #5 – January 31, 2012 ECOT 246 303-492-9688 (O) [email protected] Classes: ECCS 1B14 TR 9:30-10:45 AM 1 ECEN 5254 Remote Sensing Signals & Systems Spring 2012 University of Colorado at Boulder Administration • Readingg ((on CULearn)): – Ulaby et al., Ch 3 (Antenna Systems), §§33..11-33..66 – Balanis, Ch 4 (Wire Antennas) 2 ECEN 5254 Remote Sensing Signals & Systems Spring 2012 University of Colorado at Boulder Last Lecture • Planck (3-D) spectrum •• RRaayylleeiigghh--JJeeaannss aapppprrooxxiimmaattiioonn • Wien’s law • SSteffan-BBolltzmann llaw 3 ECEN 5254 Remote Sensing Signals & Systems Spring 2012 University of Colorado at Boulder Today’s Lecture • PPllane wave reviiew • Stochastic EM plane waves • Stokes parameters • SSttookkeess ppaarraammeetteerrss • Reception of thermal radiation • RRaddiiattiion bby currentts && chharges 4 ECEN 5254 Remote Sensing Signals & Systems Spring 2012 University of Colorado at Boulder Maxwell’s Equations 5 EElleeccttrroommaaggnneettiicc FFiieelldd QQuuaannttiittiieess 6 TTiimmee DDoommaaiinn MMaaxxwweellll’ss EEqquuaattiioonnss 7 CCoonnssttiittuuttiivvee RReellaattiioonnss 8 Time Harmonic Maxwell’s Equations 9 TTiimmee HHaarrmmoonniicc CCaassee 10