[PCB_FORUM] Re: pcb-si vias

we have a routed board and selected the trace. The trace has two vias. but when 
we simulate the vias are NOT there. How or do we define the vias as being a 
part of the signal?
> Thanks

> 
> From: <sjcharles@xxxxxxx>
> Date: 2005/02/28 Mon PM 12:44:13 EST
> To: <icu-pcb-forum@xxxxxxxxxxxxx>
> Subject: [PCB_FORUM] Re: pcb-si vias
> 
> we have a routed board and selected the trace. The trace has two vias. but 
> when we simulate the vias are there. How or do we define the vias as being a 
> part of the signal?
> Thanks
> > 
> > From: "David Greig" <david@xxxxxxxxxxxxxx>
> > Date: 2005/02/28 Mon AM 10:52:30 EST
> > To: <icu-pcb-forum@xxxxxxxxxxxxx>
> > Subject: [PCB_FORUM] Re: pcb-si vias
> > 
> > SI 630 uses a 3D field solver - a built in solution from Optimal. Via's and
> > ground plane holes are modelled (unlike many other packages) 
> > 
> > 
> > Best Regards
> >  
> > David Greig
> > ______________________________
> > GigaDyne Ltd
> > Buchan House
> > Carnegie Campus
> > Dunfermline KY11 8PL
> > United Kingdom
> > t: +44 (0)1383 624 975
> > ______________________________
> > 
> > -----Original Message-----
> > From: sjcharles@xxxxxxx [mailto:sjcharles@xxxxxxx] 
> > Sent: 28 February 2005 15:33
> > To: icu-pcb-forum@xxxxxxxxxxxxx; icu-pcb-forum@xxxxxxxxxxxxx
> > Subject: [PCB_FORUM] Re: pcb-si vias
> > 
> > Does the si tool simulate vias? We're using 15.2 thanks
> > > 
> > > From: "Kevin Buchanan" <buck@xxxxxxx>
> > > Date: 2005/02/24 Thu PM 04:00:12 EST
> > > To: <icu-pcb-forum@xxxxxxxxxxxxx>
> > > Subject: [PCB_FORUM] Re: pcb-si
> > > 
> > > Sam,
> > > 
> > >    PCB-SI is the renamed SpecctraQuest Signal Integrity (SI) Analysis 
> > > product.
> > > The front end works very similar to allegro. It is used for floor 
> > > planning, initial stack up analysis and Signal integrity.
> > > 
> > >    The SI portions of the tool has a very large learning curve. I hope 
> > > you have time to learn modeling and simulation.
> > > 
> > > Buck...
> > > 
> > > -----Original Message-----
> > > From: sjcharles@xxxxxxx [mailto:sjcharles@xxxxxxx]
> > > Sent: Thursday, February 24, 2005 3:42 PM
> > > To: icu-pcb-forum@xxxxxxxxxxxxx
> > > Subject: [PCB_FORUM] pcb-si
> > > 
> > > 
> > > we have this pcb-si, but no one to drive it. Is it necessary to have 
> > > concept HDL to run pcb-si? Also where is a good place to start 
> > > learning this
> > > 
> > > Thanks in advance
> > > Sam
> > > 
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