[SI-LIST] Re: simulation in Nexxim

Thanks!

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Jian X. Zheng, Ph.D.
Zeland Software, Inc.
48834 Kato Road, 103A, Fremont, CA 94538, U.S.A.
Tel: 510-623-7162, Fax: 510-623-7135, www.zeland.com
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-----Original Message-----
From: si-list-bounce@xxxxxxxxxxxxx [mailto:si-list-bounce@xxxxxxxxxxxxx] On
Behalf Of Saoer Sinaga
Sent: Monday, September 08, 2008 11:10 AM
To: 'SI LIST'
Subject: [SI-LIST] Re: simulation in Nexxim

Is it a frequency domain simulation or transient simulation. The causes 
are likely to be non-causal S-par and/or no DC data in your S-par.

saoer

Mohamad Haghtalab wrote:
>  
> Hi all
> I have a design in Nexxim(ansoft designer) in which there is both
S-parameter and Spice models blocks,s parameter blocks all have one port
named 'ref ' ,I connect all these ports to ground in shematic,if all models
were S parameter when simulating the design we dont have any error ,but if
we add a spice model (e.g. LNA model) we have error in simulation
> (DC continuation...),the problem seems to be the refrence of spice
model(?),can you help me about that?
>  
> Regards
>  
> Haghtalab 
>
>       
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