[SI-LIST] Re: S-parameter simulation in Time Domain
- From: "Jian X. Zheng" <jian@xxxxxxxxxx>
- To: <ldsmith@xxxxxxxxxxxxxxxxxx>, <si-list@xxxxxxxxxxxxx>
- Date: Fri, 16 Nov 2001 10:24:24 -0800
Hi, Larry Smith:
Our MDSPICE simulator does have a good way to simulate s-parameters in time
domain. Please check our web site. Thanks!
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Jian-X. Zheng, Ph.D
Zeland Software, Inc., 48890 Milmont Drive, 105D, Fremont, CA 94538, U.S.A.
Tel: 510-623-7162, Fax: 510-623-7135, Web: http://www.zeland.com
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> -----Original Message-----
> From: si-list-bounce@xxxxxxxxxxxxx
> [mailto:si-list-bounce@xxxxxxxxxxxxx]On Behalf Of Larry Smith
> Sent: Friday, November 16, 2001 8:56 AM
> To: si-list@xxxxxxxxxxxxx
> Subject: [SI-LIST] S-parameter simulation in Time Domain
>
>
>
> A similar question was asked on SI-list several weeks ago but did not
> get a clear answer. Does anybody have a good way to simulate
> S-parameters in the time domain?
>
> We often have silicon driver and receiver models that are composed of
> proprietary (BSIM or otherwise) transistor by transistor nonlinear
> elements best handled by HSpice, Smart Spice or similar software. We
> want to know the openness of an eye diagram at the far end of a
> transmission path. The transmission path involves two electronic
> packages, printed circuit boards with vias and a connector between
> boards. We may have S-parameter models for some of the components and
> lumped element models for others. The characteristics of nearly all of
> the components are a function of frequency.
>
> The response to the question several weeks ago involved methods for
> obtaining S-parameter models. We can get S-parameter models form
> measurement, extraction from materials and geometries, the guy down the
> hall or the company across the street. The question is, "what do we do
> with the models after we get them?" We want to know the openness of
> the eye diagram at 1 GB/sec or more. We want to know the response of a
> receiver built from nonlinear circuit elements to that eye diagram.
> Does anybody have a good success story in this area? Does anybody have
> software that claims to do this?
>
> Grading scale:
>
> A - Has model to hardware correlation for eye diagram.
> B - Can simulate but does not exactly match lab waveforms.
> C - Above, but not with proprietary spice models.
> D - Simulator has capability but nobody has ever tried it.
> F - Software available in next release.
>
> regards,
> Larry Smith
> Sun Microsytems
>
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