Accuracy and performance of passive transmission line macromodels based on optimal matrix rational approximations

Author

Elfadel, I.M. ; Dounavis, A. ; Huang, Hsuan-Ming ; Nakhla, M.S. ; Ruehli, A.E. ; Achar, R.

Author_Institution

IBM T. J. Watson Res. Center, Yorktown Heights, NY, USA

fYear

2002

fDate

21-23 Oct. 2002

Firstpage

351

Lastpage

354

Abstract

This paper describes the implementation of a macromodeling technique for lossy transmission lines with frequency-dependent data in the API framework of IBM´s PowerSpice circuit solver. The technique is based on finding passive, low-pass, optimal matrix rational approximations of the line admittance matrix. This implementation is used to compare the accuracy and performance of these new passive transmission line macromodels with those of the generalized method of characteristics on the one hand and the matrix Pade approximation on the other.

Keywords

circuit simulation; electric admittance; multiconductor transmission lines; transient analysis; transmission line matrix methods; PowerSpice circuit solver API; frequency dependent lossy transmission line macromodelling techniques; line admittance matrix; macromodel accuracy/performance; matrix Pade approximations; multiconductor transmission lines; optimal matrix rational approximation based macromodels; passive low-pass approximations; passive transmission line macromodels; transient analysis; Admittance; Distributed parameter circuits; Equations; Frequency; Microelectronics; Multiconductor transmission lines; Polynomials; Power transmission lines; Propagation losses; Transmission line matrix methods;

fLanguage

English

Publisher

ieee

Conference_Titel

Electrical Performance of Electronic Packaging, 2002 IEEE 11th Topical Meeting on

Conference_Location

Monterey, CA, USA

Print_ISBN

0-7803-7451-7

Type

conf

DOI

10.1109/EPEP.2002.1057948

Filename

1057948