ECEN 5264 Lecture 03

ECEN 5264 Lecture 03 - ECEN 5264 Electromagnetic...

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ECEN 5264 lectromagnetic Absorption Scattering and Electromagnetic Absorption, Scattering, and Propagation ropagation Effects on Satellite Communications) (Propagation Effects on Satellite Communications) Professor Albin J. Gasiewski Lecture #3 – January 18, 2011 COT 246 ECOT 246 303-492-9688 (O) al.gasiewski@colorado.edu 1 Classes: ECCS 1B14 TR 9:30-10:45 AM University of Colorado at Boulder Spring 2011 ECEN 5264 EM Absorption, Scattering, & Propagation
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Administration •R eading: ead g – EASP slides ASP text (update available on ULearn EASP text (update available on CULearn) – Additional references on CULearn RL for lecture videos forwarded: • URL for lecture videos forwarded: http://engineeringonline.colorado.edu/tegrityutils/getcourserss.asp ?courseid=ecen5264111 2 University of Colorado at Boulder Spring 2011 ECEN 5264 EM Absorption, Scattering, & Propagation
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Last Lecture oynting theorem Poynting theorem • Time harmonic Maxwell’s equations • Energy and power • Medium losses • Time harmonic wave equation onochromatic plane waves in LHI Monochromatic plane waves in LHI media 3 University of Colorado at Boulder Spring 2011 ECEN 5264 EM Absorption, Scattering, & Propagation
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Today’s Lecture • Dispersion • Transverse fields & characteristic impedance peda ce • Polarization 4 University of Colorado at Boulder Spring 2011 ECEN 5264 EM Absorption, Scattering, & Propagation
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Time Harmonic Maxwell's Equations 5
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Maxwell's Equations (Frequency Domain) 6
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Time Harmonic ME for LHI Media 7
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TH Wave Equations - Source Free Homogeneous Vector Helmholtz Equations Also (GL): 8
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Example Wave Solutions (Source Free) Dispersion 9 Relation
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x v p z e.g. y
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ECEN 5264 Lecture 03 - ECEN 5264 Electromagnetic...

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