[SI-LIST] Re: inductance extraction
- From: JP <edpc108@xxxxxxxxx>
- To: si-list@xxxxxxxxxxxxx
- Date: Mon, 19 May 2003 19:18:10 +0100 (BST)
Hi Swaroop,
This is the exact issue I faced some time back!
You need to include the Ground plane in your circuit
return path explicitly.
Just adding a ground plane near the signal will work
fine for a 2D extractor but not with 3D extractors.
Thanks and regards,
Jayaprakash.
--- Swaroop <ghoshso@xxxxxxxxxxxx> wrote: >
> Hi all,
>
> I am a new user of fasthenry tool. Does anyone knows
> how to incorporate
> a gound line in between several parallel lines (in
> input file)?
>
> Actually I know how to include a ground plane and I
> was trying to
> convert the ground plane into "line geometry" but I
> did not observed any
>
> change in the self inductance values of
> interconnects even after
> incorporating ground in between. I read in one of
> the IEEE papers that
> incorporating ground lines in the model
> significantly improves the
> inductance values (ie it gives more realistic values
> of inductance). But
>
> in my case, there is not much change in self
> inductance values. I doubt
> whether I modeled my ground interconnect correctly .
>
> Any suggestions are welcome.
>
> Best regards,
> Swaroop Ghosh
> Univ of cincinnati
>
>
>
>
>
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=====
Balachandran Jayaprakash
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Leuven, Belgium.
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