[SI-LIST] Re: Eye diagram measurement
- From: Stefan Ludwig <ludwig@xxxxxxxxxxxxxxxxx>
- To: vinu@xxxxxxxxx
- Date: Wed, 06 Apr 2005 23:03:05 +0200
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.
>>>>
>>>>
--
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