"We propose a novel parametric macromodeling method for systems described by scattering parameters, which depend on multiple design variables such as geometrical layout or substrate features. It is able to build accurate multivariate macromodels that are stable and passive over the entire design space. Poles and residues are parameterized indirectly. The proposed method is based on an efficient and reliable combination of rational identification, a procedure to find amplitude and frequency scaling system coefficients and positive interpolation schemes. Pertinent numerical examples validate the proposed parametric macromodeling technique. Copyright (C) 2011 John Wiley & Sons, Ltd. RI Dhaene, Tom\/A-4541-2009 OI Dhaene, Tom\/0000-0003-2899-4636"
Parametric macromodeling based on amplitude and frequency scaled systems with guaranteed passivity
ANTONINI, GIULIO
2012-01-01
Abstract
"We propose a novel parametric macromodeling method for systems described by scattering parameters, which depend on multiple design variables such as geometrical layout or substrate features. It is able to build accurate multivariate macromodels that are stable and passive over the entire design space. Poles and residues are parameterized indirectly. The proposed method is based on an efficient and reliable combination of rational identification, a procedure to find amplitude and frequency scaling system coefficients and positive interpolation schemes. Pertinent numerical examples validate the proposed parametric macromodeling technique. Copyright (C) 2011 John Wiley & Sons, Ltd. RI Dhaene, Tom\/A-4541-2009 OI Dhaene, Tom\/0000-0003-2899-4636"Pubblicazioni consigliate
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