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SpecctraQuest Simulation Winter 2003/4 Final Presentation Date : 22.4.2004 Student : Kobi Ochayon Supervisor : Boaz Mizrachi.

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Presentation on theme: "SpecctraQuest Simulation Winter 2003/4 Final Presentation Date : 22.4.2004 Student : Kobi Ochayon Supervisor : Boaz Mizrachi."— Presentation transcript:

1 SpecctraQuest Simulation Winter 2003/4 Final Presentation Date : 22.4.2004 Student : Kobi Ochayon Supervisor : Boaz Mizrachi

2 Project Goal Simulate lab ’ s experiment board lines with HSDS phenomena on SpecctraQuest

3 Project steps A. Learning B. Simulating C. Comparing

4 Step A - Learning Learning and understanding how the simulator works and its abilities. Performing the current HS experiment. Participate in HSDS course and learn the high speed phenomena in digital systems

5 Step B - Simulating Effects of trace lengths. Effects of via. Effect of high cross-talk Effects of differential trace mis-matches Effects of stubs and SMA connectors on signal integrity.

6 Effects of trace lengths ShortMediumLongVery long 1’’10’’40’’60’’ Simulation modelcomparediff

7 Multi-via trace Reflections Equivalent inductance and capacitance model Simulation results

8 Crosstalk simulation 10 ’’ long trace (4 mil spacing) oscillator driven trace – 125MHz modelSimulation results

9 Mismatch simulation 10 ’’ long trace 1 ’’ skew between the differential pair model results

10 Connector simulation SMA connectors 30 ’’ coax cable 2 ’’ trace to SMA model results

11 Step C – Comparing with Hyperlynx results Trace length Trace length (short,medium,long,very-long)shortmediumlongvery-long Multi-via trace (missing) Xtalk Mismatch

12 Comparison summery SpecctraQuestHyperlynx Long tracesNo signal fadingSignal fading XtalkMinor diff between close and far victims Remarkable diff Multi viaComplicated 2 build- mismatchConvincing results convincing results

13 END

14 Beckup Slides

15 Simulation model – effects of trace length back

16 Effects of trace lengths short trace back

17 Effects of trace lengths - medium trace back

18 Effects of trace lengths - medium trace back

19 Effects of trace lengths – long trace back

20 Effects of trace lengths – very long trace back

21 Traces comparison-input back

22 Traces - diff back

23 Multi Via Trace – model back

24 Multi Via - Results back

25 Crosstalk trace- Simulation model back

26 Crosstalk trace – Sim Results back

27 Mismatch model back

28 Mismatch Results input common back

29 Connectors simulation back

30 Connector-results back

31 Hyperlynx-Simulation Model back

32 Hyperlynx-Short trace back

33 Hyperlynx -Medium Trace back

34 Hyperlynx-Long trace back

35 Hyperlynx- Verylong trace back

36 Hyperlynx – Multi via back

37 HyperLynx- Xtalk back Field solver

38 Hyperlynx – Connectors back

39 HyperLynx- Mismatch output input back

40 Xtalk – field solver back


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