Objectives
The course is aimed at providing the theoretical tools and laboratory skills necessary for the characterization of devices at microwave frequencies
Course program
Introduction of VNA, microwave measurements, measurement errors, calibration of VNA; impedance of a one-port device; impedance and scattering matrices of a N-port junction; variable attenuators and shifters, rotary phase shifters and isolators; properties of a three-port junction, T-junctions with and without losses, Wilkinson power divider; properties of a directional coupler, branch-line, directional couplers with coupled strip-lines and microstrip lines; one and two holes directional couplers; electromagnetic resonators: microstrip resonators; microwave filter design: insertion-loss method, frequency transformations, impedance and admittance inverters, microstrip half-wave filters.