Synthesis of High Frequency Equivalent Electrical Circuits

Know how to determine the equivalent electrical circuit of any passive RF devices based on physical considerations and controlled approximations Know how to physically analyze the properties of the electromagnetic field in any passive RF devices - Know how to use equivalent electrical circuits for the synthesis of RF functions

I. Symbolic representation of modal sources of electromagnetic fields

      I-1- Thevenin generator for modeling a modal electric field source

       I-2- Norton generator for modeling a modal current density source

II- Formulation and solution of boundary value problems with modal electromagnetic field sources

        II-1- Equivalent circuit of RF devices excited by modal sources

        II-2- Formulation of the boundary value problem based on Kirchhoff's and Ohm's laws

       II-3- Numerical solution of the boundary value problem

      II-4- Extraction of an equivalent electrical circuit from HF devices

III- Applications

      III-1- Equivalent inductance of a metallized hole in a microstrip line

      III-2- Input impedance of a rectangular metal and hollow waveguide cavity

     III-3- Equivalent circuit of a width jump in a microstrip line

V- Prospects in the field of electromagnetic modeling of guiding structures using equivalent electrical circuits

The course “Physical Analysis of Guiding Structures” in 2A Semester 8