Final exam information
Open book, open notes, bring a calculator
Eligible topics (1 of 2) Everything covered all semester (not an exhaustive list)
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Introductory material
– comparison of microwave remote sensing to optical remote sensing
– review of complex math
EM theory and its application to microwave remote sensing
– plane wave propagation, lossless & lossy media
– reflection, refraction, and attenuation, polarization, coherence
– conductive media, layered media, EM spectrum
Antenna systems in microwave remote sensing
– role of antennas,types, beamwidth, pattern solid angle, directivity, arrays
Passive microwave remote sensing and radiometry
– black body radiation, Planck’s law, Rayleigh-Jean’s approx.
– brightness temperature and emissivity, apparent temperature, antenna temperature
– extinction, absorption, scattering, emission, backscattering
Microwave interaction with the atmosphere
– physical properties, absorption & emission by gases (O2, H2O)
– extraterrestrial sources, noise sources
– precipitation effects (extinction, emission), Mie scattering, Rayleigh approx.
– clouds, fog, haze, rain, snow
Final exam information
Open book, open notes, bring a calculator
Eligible topics (2 of 2) Everything covered all semester (not an exhaustive list)
•
•
•
•
Radiometer systems
– equivalent noise temperature, system noise
– effects of gain variations, Dicke radiometer
– radiometer system examples, synthetic-aperture radiometers
Weather radar
– System basics, scanning patterns, propagation considerations, post processing
Surface scattering
– surface scatter models, volume scatter, the sea, ice, snow, soil, vegetation
Radar systems and SAR imagery
– range equation, Doppler effects, fading, SAR, inverse SAR, interferometric SAR
– internal/external calibration, measurement precision and accuracy
Final exam
Open book, open notes, bring a calculator
Date & time
• Friday, Dec 16
• 10:30 am to 1:00 pm
5 pages containing 15 questions
Specific topics (not an exhaustive list)
• EM theory
• Antenna arrays
• Radiometry
• Atmospheric effects
• Radar systems and backscatter