A universal model for lossy and dispersive transmission lines for time domain CAD of circuits

Author

Alonso, J.I. ; Borja, J. ; Perez, F.

Author_Institution

Dept. de Senales, Sistemas y Radiocomunicaciones, ETSI, Madrid, Spain

fYear

1991

fDate

10-14 July 1991

Firstpage

991

Abstract

A universal equivalent circuit for lossy and dispersive transmission lines is presented. Existing CAD (computer-aided design) packages, such as SPICE, can be used for its implementation. The starting points for obtaining the models are the analog filters which approximate the forward impulse response and characteristic impedance. The equivalent circuit is used to simulate the effects of pulse propagation on microstrip transmission lines. An examination of the validity of the model is carried out, analyzing the response for an example case in the time and frequency domains.<>

Keywords

circuit CAD; distributed parameter networks; equivalent circuits; strip lines; time-domain synthesis; SPICE; characteristic impedance; circuit CAD; dispersive transmission lines; forward impulse response; frequency domains; lossy transmission lines; microstrip transmission lines; pulse propagation; time domain CAD; universal equivalent circuit; Design automation; Dispersion; Distributed parameter circuits; Equivalent circuits; Filters; Impedance; Packaging; Propagation losses; SPICE; Transmission lines;

fLanguage

English

Publisher

ieee

Conference_Titel

Microwave Symposium Digest, 1991., IEEE MTT-S International

Conference_Location

Boston, MA, USA

ISSN

0149-645X

Print_ISBN

0-87942-591-1

Type

conf

DOI

10.1109/MWSYM.1991.147177

Filename

147177