Transcription of OVERVIEW OF ELECTROMAGNETIC WAVE …
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Naval Postgraduate School Department of Electrical & Computer Engineering Monterey, CaliforniaEC3630 Radiowave PropagationOVERVIEW OF ELECTROMAGNETICWAVE PROPAGATIONby Professor David Jenn ( )1 Naval Postgraduate School Department of Electrical & Computer Engineering Monterey, CaliforniaPropagation of ELECTROMAGNETIC WavesRadiating systems must operate in a complex changing environment that interacts withpropagating ELECTROMAGNETIC waves . Commonly observed propagation effects are DIRECT2 REFLECTED3 TROPOSCATTER4 IONOSPHERIC HOP5 SATELLITE RELAY6 GROUND WAVE6 SPACE WAVESKY WAVET roposphere: lower regions of the atmosphere (less than 10 km)Ionosphere: upper regions of the atmosphere (50 km to 1000 km)Effects on waves : reflection, refraction, diffraction, attenuation, scattering, Postgraduate School Department of Electrical & Computer Engineering Monterey, CaliforniaSurvey of propagation Mechanisms (1)There are may propagation mechanisms by which signals can travel between thetransmitter and
1 Naval Postgraduate School Department of Electrical & Computer Engineering Monterey, California Propagation of Electromagnetic Waves
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