ECE 331 - Electromagnetic Fields
Maxwell's and wave equations, electrostatics, magnetostatics. Transmission lines; Time and space dependence of signals, line parameters, input impedance, reflection coefficient, standingwave ratio, transient behavior. Impedance matching; Transformers, stubs, analysis using the Smith chart.
ECE 438 - Microwave and Radio Frequency Circuits
ECE 649 Electromagnetic Waves and Antenna Theory
Review of Maxwell’s equations and the wave equations. Solution of the wave equations in free space, wave velocity, wave impedance, Poynting’s vector and polarization. Retarded potential functions, EM wave generation with a conducting current, the short uniform current dipole, the small uniform current loop, the radiated electric and magnetic fields. Radiation pattern and radiation resistance of the dipole and the loop. Radiation lobes, half power beamwidth, beam angle, beam efficiency, directivity, directive gain, power gain, antenna efficiency, frequency bandwidth, antenna input impedance. Short and long dipoles, folded dipoles, monopoles, ground plane considerations. Travelling wave antennas, broadband antennas, and frequency independent antennas. Spiral antennas, log periodic antennas, Array antennas. Yagi Uda arrays. Reflector antennas, feed configuration for parabolic antennas. Arrays, array factors, AM broadcast antenna towers, TV and FM antennas, satellite arrays. Antenna patterns, amplitude patterns, phase patterns. Feed methods, balanced feeds, coaxial feeds, waveguide feeds, impedance matching, stub tuners, baluns, and horns.
