[SI-LIST] Re: Eye diagram measurement

Stefan, Vinu,

StatEye is unquestionably a good tool, and we are trying also to make sure 
that our IConnect tools provide the data required by StatEye, such as 
S-parameters in Touchstone format.

Thanks,

===================
Dima Smolyansky
TDA Systems, Inc.
4000 Kruse Way Place
Bldg. 2, Suite 300
Lake Oswego, OR 97035
(503) 246-2272
(503) 246-2282 (fax)

IConnect(R) S-parameters version 3.5 is released!
Request your quote for IConnect S-parameters now! www.tdasystems.com


----- Original Message ----- 
From: "Stefan Ludwig" <ludwig@xxxxxxxxxxxxxxxxx>
To: <vinu@xxxxxxxxx>
Cc: <Dima.Smolyansky@xxxxxxxxxxxxxx>; <edpc108@xxxxxxxxx>; 
<si-list@xxxxxxxxxxxxx>
Sent: Wednesday, April 06, 2005 2:03 PM
Subject: [SI-LIST] Re: Eye diagram measurement


> Yes, and we've been using StatEye for the past 12 months extensively. :-)
>
> Cheers,
>
> Stefan
>
> Vinu Arumugham wrote:
>
>>StatEye takes a few minutes to generate an eye diagram from
>>S-parameters. It too includes crosstalk effects. StatEye also includes a
>>DFE.
>>It may take hours though for a simulator to generate the S-parameters or
>>TDT/pulse response of the channels.
>>
>>Thanks,
>>Vinu
>>
>>Dima Smolyansky wrote:
>>
>>
>>
>>>Hello,
>>>
>>>I think one key issue here is the time it takes to generate the eye. In 
>>>our
>>>IConnect software, an CJTPAT eye can be generated based on S21 or TDT 
>>>(time
>>>domain transmission data) in a manner of seconds. Effects of crosstalk 
>>>can
>>>be easily measured and added to the eye, and the eye opening/jitter
>>>information can be measured as well. How long does it take to do this in
>>>simulator? Hours?
>>>
>>>Thanks,
>>>
>>>===================
>>>Dima Smolyansky
>>>TDA Systems, Inc.
>>>4000 Kruse Way Place
>>>Bldg. 2, Suite 300
>>>Lake Oswego, OR 97035
>>>(503) 246-2272
>>>(503) 246-2282 (fax)
>>>
>>>IConnect(R) S-parameters version 3.5 is released!
>>>Request your quote for IConnect S-parameters now! www.tdasystems.com
>>>
>>>
>>>
>>>
>>>>Hi Jayaprakash,
>>>>
>>>>although not directly applicable to your problem, but for the benefit of
>>>>other readers, who're looking for such capabilities, I thought I would
>>>>mention that Apache Design Solutions has a tool called eyed in their
>>>>nspice package, which generates eye diagrams based on the output of
>>>>.probe statements. We've extensively used it more than 18 months ago,
>>>>but I don't know where it stands now.
>>>>
>>>>People have also written scripts (as Scott has mentioned), which do the
>>>>same task (i.e. make a picture and measure the eye).
>>>>
>>>>Cheers,
>>>>
>>>>Stefan
>>>>
>>>>Jayaprakash wrote:
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>>Hi ,
>>>>>
>>>>> Is it possible to measure eye diagram height and
>>>>>width (not graphically) in HSPICE simulations?
>>>>>
>>>>>Thanks,
>>>>>
>>>>>Best regards,
>>>>>  Jayaprakash.
>>>>>
>>>>>
>
> -- 
>
> Ludwig Systems Engineering         Consulting - Design - Implementation
> WWW: www.ludwigsystems.com         System Architectures - FPGAs - PCBs
> Ph/Fx: +41-43-355-58-73/74         Hardware - Firmware - Software
>
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