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A general framework for spatial correlation modeling in VLSI design

Published: 04 June 2007 Publication History

Abstract

Many characteristics of VLSI designs, such as process variations, demonstrate strong spatial correlations. Accurately modeling of these correlated behaviors is crucial for many timing and power analyses to be valid. This paper proposes a new spatial model with a long-range trend component, a smooth correlation component, as well as a truly random component. The efficient method to construct such a spatial model is based on the Generalized Least Square fitting and the structured correlation functions, which are actually the generalization of the popular Pelgrom mismatch models. Experimental results on industrial benchmarks show that the method is not only highly effective for variability modeling, but can also be used for other spatially distributed characteristics such as IR drops and on-chip temperature distributions.

References

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H. Chang and S. Sapatnekar. Statistical timing analysis considering spatial correlation using a single PERT-like traversal. Proceedings of ICCAD, November 2003.
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Cited By

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  • (2016)Variation and failure characterization through pattern classification of test data from multiple test stages2016 IEEE International Test Conference (ITC)10.1109/TEST.2016.7805845(1-10)Online publication date: Nov-2016
  • (2015)Performance-Driven Unit-Capacitor Placement of Successive-Approximation-Register ADCsACM Transactions on Design Automation of Electronic Systems10.1145/277087221:1(1-17)Online publication date: 2-Dec-2015
  • (2015)Reducing random-dopant fluctuation impact using footer transistors in many-core systemsIntegration, the VLSI Journal10.1016/j.vlsi.2014.06.00548:C(46-54)Online publication date: 1-Jan-2015
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  1. A general framework for spatial correlation modeling in VLSI design

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    cover image ACM Conferences
    DAC '07: Proceedings of the 44th annual Design Automation Conference
    June 2007
    1016 pages
    ISBN:9781595936271
    DOI:10.1145/1278480
    Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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    Publication History

    Published: 04 June 2007

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    Author Tags

    1. generalized least square fitting
    2. spatial correlation

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    DAC '07 Paper Acceptance Rate 152 of 659 submissions, 23%;
    Overall Acceptance Rate 1,770 of 5,499 submissions, 32%

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    • (2016)Variation and failure characterization through pattern classification of test data from multiple test stages2016 IEEE International Test Conference (ITC)10.1109/TEST.2016.7805845(1-10)Online publication date: Nov-2016
    • (2015)Performance-Driven Unit-Capacitor Placement of Successive-Approximation-Register ADCsACM Transactions on Design Automation of Electronic Systems10.1145/277087221:1(1-17)Online publication date: 2-Dec-2015
    • (2015)Reducing random-dopant fluctuation impact using footer transistors in many-core systemsIntegration, the VLSI Journal10.1016/j.vlsi.2014.06.00548:C(46-54)Online publication date: 1-Jan-2015
    • (2014)Low-Cost Analog/RF IC Testing through Combined Intra- and Inter-Die Correlation ModelsIEEE Design & Test10.1109/MDAT.2014.2361721(1-1)Online publication date: 2014
    • (2013)Enhanced metamodeling techniques for high-dimensional IC design estimation problemsProceedings of the Conference on Design, Automation and Test in Europe10.5555/2485288.2485726(1861-1866)Online publication date: 18-Mar-2013
    • (2013)Run-time probabilistic detection of miscalibrated thermal sensors in many-core systemsProceedings of the Conference on Design, Automation and Test in Europe10.5555/2485288.2485620(1395-1398)Online publication date: 18-Mar-2013
    • (2013)Trojan detection via delay measurementsProceedings of the Conference on Design, Automation and Test in Europe10.5555/2485288.2485592(1265-1270)Online publication date: 18-Mar-2013
    • (2013)Handling discontinuous effects in modeling spatial correlation of wafer-level analog/RF testsProceedings of the Conference on Design, Automation and Test in Europe10.5555/2485288.2485425(553-558)Online publication date: 18-Mar-2013
    • (2013)An efficient method for analyzing on-chip thermal reliability considering process variationsACM Transactions on Design Automation of Electronic Systems10.1145/2491477.249148518:3(1-32)Online publication date: 29-Jul-2013
    • (2013)Delay testing and characterization of post-bond interposer wires in 2.5-D ICs2013 IEEE International Test Conference (ITC)10.1109/TEST.2013.6651906(1-8)Online publication date: Sep-2013
    • Show More Cited By

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