FD-TD analysis of planar millimetric circuits

Author

Moglie, Franco ; Rozzi, Tullio ; Manini, Mirco ; Severini, Roberto

Author_Institution

Dipartimento di Elettronica ed Automatica, Univ. degli Studi di Ancona, Italy

fYear

1993

fDate

20-22 Oct 1993

Firstpage

25

Lastpage

28

Abstract

The successful application of finite difference time domain (FD-TD) methods to millimetric planar transmission lines presupposes a satisfactory answer to the problem of infinite line termination (absorbing boundary condition) in the presence of high frequency dispersion. A technique is proposed that reduces residual reflection to less than 1% for microstrip and coplanar line circuits up to and beyond 50 GHz. Four examples, two in microstrip, two in coplanar waveguide, are discussed

Keywords

coplanar waveguides; finite difference time-domain analysis; low-pass filters; microstrip circuits; microstrip directional couplers; microstrip filters; millimetre wave circuits; waveguide discontinuities; 1 to 50 GHz; FD-TD analysis; absorbing boundary condition; coplanar line circuits; coplanar waveguide; finite difference time domain methods; high frequency dispersion; infinite line termination; low pass filters; microstrip directional couplers; microstrip filters; millimetric planar transmission lines; planar millimetric circuits; residual reflection; software package; Boundary conditions; Circuits; Coplanar waveguides; Dielectric constant; Dielectric substrates; Dispersion; Frequency; Microstrip; Planar transmission lines; Reflection;

fLanguage

English

Publisher

ieee

Conference_Titel

Electrical Performance of Electronic Packaging, 1993

Conference_Location

Monterey, CA

Print_ISBN

0-7803-1427-1

Type

conf

DOI

10.1109/EPEP.1993.394599

Filename

394599