TY JOUR TI Modeling of a Waveguide Bandpass Filter in the ANSYS HFSS Software Package KW band-pass filter KW waveguide KW microwave oscillations KW finite element method KW parametric analysis JO Infocommunications and Radio Technologies AU Shirokov, I.B. AU Evdokimov, P.. AU Shirokova, E.. PY 2021 IS 4 PB Federal State Educational Institution of Higher Education Sevastopol State University