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W Steven Gray

W Steven Gray


ASSOCIATE PROFESSOR
Electrical & Computer Engineering

Contact Information


231K KAUFMAN HALL
NORFOLK, VA 23529

Email: sgray@odu.edu

Phone: 757-683-4671


Biography


Education/Credentials


Web Link(s)



  • Research Interests

    Research Interests: Formal power series methods for nonlinear systems analysis; realization theory and modelreduction for nonlinear systems; fault-tolerant control for safety critical systems.
  • Awarded membership in honor societies Eta Kappa Nu, Electrical Engineering, Pi Mu Epsilon, Mathematics, Pi Eta Sigma, Scholastics, Sigma Xi, Scientific Research, Tau Beta Pi, Engineering
  • 2006: Best Paper in Session Award On the Markov Property for Nonlinear Discrete-Time Systems with Markovian Inputs’ (with A. Tejada and O. R. Gonzalez), 2006 American Control Conference
  • 2005: Best Paper in Session Award for ‘Performance Analysis of Recoverable Flight Control Systems Using Hybrid Dynamical Models’ (with H. Zhang and O. R. Gonzalez), 2005 American Control Conference
  • 2005: Outstanding Research Award, Department of Electrical and Computer Engineering, Old Dominion University
  • 2003: Best Paper in Session Award for ‘A Self-Adaptive Predictive Congestion Control Model for Extreme Networks’ (with Y. Li and M. Song), 2003 International Conference on Computer Communication and Control Technologies
  • 2003: Excellence in Research Award, College of Engineering and Technology, Old Dominion University
  • 2003: Outstanding Teaching Award, Department of Electrical and Computer Engineering, Old Dominion University
  • 2002: Best Paper in Session Award for ‘Analysis of Design Tradeoffs in Rollback Recovery Methods for Fault Tolerant Digital Control Systems’ (with O. R. Gonz´alez and A. Tejada), American Control Conference
  • 2002: Best SAE Technical Paper in 2001 for ‘Analytical Tools for the Design and Verification of Safety Critical Control Systems’ (with O. R. Gonz´alez and A. Tejada), SAE Transactions Journal of Aerospace
  • 1999: Best Paper in Session Award for ‘Digital Linear State Feedback Control Subject to Electromagnetic Disturbances’ (with O. R. Gonzalez and M. Dogan), American Control Conference
  • 1999: Best Paper in Session Award for ‘On Singular Value Functions and Hankel Operators for Nonlinear Systems’ (with J. M. A. Scherpen), American Control Conference
  • 1998: Best Paper in Session Award for ‘Modeling Electromagnetic Disturbances in Closed-Loop Computer Controlled Flight Systems’ (with O. R. Gonzalez), American Control Conference
  • 1998: Best Paper in Session Award for ‘Sufficient Conditions for Minimality of a Nonlinear Realization via Controllability and Observability Functions’ (with J. M. A. Scherpen), American Control Conference
  • 1997: Visiting Scholar, Delft Institute of Technology, The Netherlands
  • 1992: NASA-ASEE Summer Faculty Fellowship, NASA Langley Research Center
  • 1991: Research Scholar Award, Drexel University
  • 1989: Outstanding Graduate Teaching Assistant Award, Georgia Tech
  • 1988: Schlumberger Foundation Fellowship, Georgia Tech
  • 1986: TRW Augmentation Fellowship, Georgia Tech
  • 1984: The President’s Fellowship, Georgia Tech
  • 1983: Nominated for the Henry Ford II Scholarship, Purdue University
  • 1982: Atlantic Richfield’s Academic Excellence Award, Purdue University
  • 1981: Alcoa Foundation Scholarship, Purdue University, Purdue University
  • 1981: Alcoa Foundation Scholarship, Purdue University, Tau Beta Pi, Purdue University
  • 1981: Purdue Distinguished Student Award, Purdue University
  • Contracts, Grants and Sponsored Research

    Gray, W. S.; Gonzalez, O. "Design and Analysis of Recoverable Flight Control Systems for Harsh Environments via the SPIDER Architecture" $1,251,841. Federal. 2007 - 2012
    Gray, W. S.; Gonzalez, O. "Advanced Concepts for Recoverable Controllers in Safety Critical Systems" $402,562. Federal. 2004 - 2007
    Gray, W. S.; Gonzalez, O. "System Level Effects of Neutron Induced Single Event Upsets on Recoverable Digital Control Systems" $400,000. Federal. 2003 - 2006
    Gray, W. S.; Gonzalez, O. "Hybrid Modeling and Analysis of Error Recovery in Safety Critical Flight Control Systems" $119,996. Federal. 2002 - 2005
    Gray, W. S.; Gonzalez, O. "Supplement to ODURF Project #101831" $17,191. Federal. 2002 - 2003
    Gray, W. S.; Gonzalez, O. "Stochastic Dynamical Models for Digital Control Systems in Electromagnetic Environments " $524,000. Federal. 2000 - 2003
    Gray, W. S.; Gonzalez, O. "Robust Stability and Performance of a Closed-Loop Computer Control System Subject to Electromagnetic Disturbances" $177,000. Federal. 1999 - 2000
    Gray, W. S.; Britcher, C. P.; Gonzalez, O. "Supplemental Funds for Characterization, Control and Commissioning of the Magnetic Suspension and Balance System for the Princeton/ONR High Reynolds Number Testing Facility" $40,000. Other. 1999 - 2000
    Gray, W. S.; Britcher, C. P.; Gonzalez, O. "Characterization, Control and Commissioning of the Magnetic Suspension and Balance System for the Princeton/ONR High Reynolds Number Testing Facility" $100,000. Other. 1998 - 2000
    Gray, W. S.; Scherpen, J.; Mesko, J. "Balancing and Model Reduction for Nonlinear Dynamical Systems" $6,000. Other. 1997 - 1999
    Gray, W. S.; Gonzalez, O. "Stability Analysis and Augmentation of a Closed-Loop Computer Control System Subject to Electromagnetic Disturbances" $175,000. Federal. 1997 - 1998
    Gray, W. S. "Neural Control of Magnetic Suspension Systems for Aerospace Applications" $100,000. Federal. 1993 - 1994
    Gray, W. S. "Engineering Issues in Designing Feedback Linearizing Controllers" $3,500. Other. 1991 - 1991