Introduction
Frequency bands in the electromagnetic spectrum. Microwaves and millimeter waves. Applications of microwave engineering to communication systems and sensing. Basic radar operation.
Transmission Lineaìs
Waveguides:
Modes of cylindrical structures and transmission lines. TEM, TE and TM modes. Parallel plate waveguide. Rectangular waveguide. Planar waveguides (microstrip, stripline). Power loss in metallic waveguides.
Microwave networks:
Equivalent voltages and currents. N-ports microwave networks. Impedance and admittance matrices. The scattering matrix. Generalized scattering parameters. Lossless networks. Reciprocal networks. Measurements with a vector network analyzer.
Impedance matching:
Quarter-wave transformer. The theory of small reflections and wide-band impedance matching networks. Binomial multisection matching transformers. Analysis of periodic structures.
Microwave resonators:
Series and parallel resonances. Quality factor Q. Transmission line resonators. Rectangular waveguide cavities.
Microwave components:
Passive components: junctions, power dividers, hybrid junctions and directional couplers. Introduction to active components. Intermodulation distortion.
Microwave filters:
Periodic Structures; Filter Design and transformations; Coupled Line filters; Filters with coupled resonators.