Farooq, First I would check the port assignment (port numbering) to make sure that the diff pair is hooked up the same way in the HSPICE simulation that was assumed in S-parameter extraction. Regards, Istvan Farooq Bhatti wrote: > Hi All: > > I am facing issues with the s-parameter file generated from spectra-quest for > interconnects for one diff pair to be > used for PCIe Gen2 simulation in HSPICE. I am getting the entire signal > reflected back from the point where > s-parameter starts. > > I am using spectra-quest to extract the routed nets in sigxp then generate > the s-parameter from sigxp. > Then using that s-parameter in HSPICE net list to do the simulation. > Has any one come across same or similar issues? OR know of the correct > procedure to do this? > Thanks in advance. > > Sincerely, > Farooq Bhatti > Whizz Systems Inc. > 408-980-0400 x 105 > 408-482-2315 (cell) > NOTICE: This email message is for the sole use of the intended recipient(s) > and may contain confidential and > privileged information. Any unauthorized review, use, disclosure or > distribution is prohibited. If you are not the > intended recipient, please contact the sender by reply email and destroy all > copies of the original message. > > > ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List technical documents are available at: http://www.si-list.net List archives are viewable at: //www.freelists.org/archives/si-list or at our remote archives: http://groups.yahoo.com/group/si-list/messages Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu