Hitay Özbay - Publications

Books

• C. Foias, H. Ozbay, A. Tannenbaum, Robust Control of Infinite Dimensional Systems: Frequency Domain Methods, Lecture Notes in Control and Information Sciences, No. 209, Springer-Verlag, London, 1996, ISBN 3-540-19994-2.
• H. Ozbay, Introduction to Feedback Control Theory , CRC Press LCC, Boca Raton FL, 1999.

Book Chapters

• O. Toker and H. Ozbay, ``On the computation of suboptimal H-infinity controllers for unstable infinite dimensional systems,'' Robust Control Theory, B. A. Francis and P. P. Khargonekar eds., IMA Volumes in Mathematics and its Applications, Springer-Verlag, 1995, pp.~105--128.
• H. Ozbay and J. Turi, ``Feedback control of singular integro-differential systems: an input/output approach,'' in Identification and Control in Systems Governed by Partial Differential Equations, H. T. Banks, R. H. Fabiano, K. Ito eds., SIAM Proceedings in Applied Mathematics, 1993, pp. 186--202.
• K. Lenz and H. Ozbay, ``Analysis and robust control techniques for an ideal flexible beam,'' in Multidisciplinary Engineering Systems: Design and Optimization Techniques and their Applications, C. T. Leondes ed., Academic Press Inc., 1993, pp. 369--421.
• H. Ozbay, ``Computing the singular values and vectors of a Hankel operator,'' in R. J. Vaccaro Ed. Singular Value Decomposition and Signal Processing, Elsevier Science Publishers, Amsterdam, 1991, pp. 455--469.
• H. Ozbay and A. Tannenbaum, ``On the synthesis of H-infinity optimal controllers for infinite dimensional systems,'' in G. Chen, E. B. Lee, W. Littman and L. Markus Eds. Distributed Parameter Control Systems: Trends and Applications, Marcel Dekker Inc., New York, 1990, pp. 271--300.
• C. A. Schwartz and H. Ozbay, ``An identification procedure for linear continuous time systems with jump parameters,'' in M. A. Kaashoek, J. H. van Schuppen, and A. C. M. Ran Eds. Realization and Modelling in System Theory, Birkhauser, Boston, 1990, pp. 471--480.
• C. A. Schwartz and H. Ozbay, ``Recursive identification algorithms as nonlinear systems: Parameter identifiability and controllability,'' in A. Isidori Ed. Nonlinear Control Systems Design, Pergamon Press, 1989, pp. 107--112.

Journal Articles

• M. Zeren and H. Ozbay, ``On the strong stabilization and stable $H^\infty$ controller design problems for MIMO systems,'' Automatica , vol.36, November 2000, pp.1675--1684.
• H. Hemami and H. Ozbay, ``Modeling and control of biological systems with multiple afferent and efferent transmission delays,'' Journal of Robotic Systems, vol.17, November 2000, pp.609--622.
• M. Zeren and H. Ozbay, ``On the synthesis of stable H-infinity controllers,'' IEEE Transactions on Automatic Control, vol.44 (1999), no.2, pp.431--435.
• M. Zeren and H. Ozbay, ``Comments on `Solutions to the combined sensitivity and complementary sensitivity problem in control systems','' IEEE Transactions on Automatic Control, vol.43 (1998), no.5, p.724.
• O. Toker and H. Ozbay, ``On the complexity of purely complex mu computation and related problems in multidimensional systems,'' IEEE Transactions on Automatic Control, vol.43 (1998), no.3, pp.409--414.
• V. Eldem, H. Ozbay, H. Selbuz, and K. Ozcaldiran, ``Partial disturbance rejection with internal stability and H-infinity norm bound,'' SIAM Journal on Control and Optimization, vol.36 (1998) No.1, pp.180--192.
• T. E. Peery and H. Ozbay, ``H-infinity optimal repetitive controller design for stable plants,'' Transactions of the ASME Journal of Dynamic Systems, Measurement, and Control vol.119 (1997), pp.541--547.
• O. Toker and H. Ozbay, ``Complexity issues in robust stability of linear delay-differential systems,'' Mathematics of Control, Signals, and Systems vol.9 (1996), pp.386--400.
• O. Toker and H. Ozbay, ``On the rational $H^\infty$ controller design for infinite dimensional plants,'' International Journal of Robust and Nonlinear Control vol.6 (1996), pp.383--397.
• C. Gu, O. Toker and H. Ozbay, ``On the two block $H^\infty$ problem for a class of unstable distributed systems,'' Linear Algebra and its Applications, vol.234 (1996), pp.227-244.
• O. Toker and H. Ozbay, ``Gap metric problem for MIMO delay systems: Parametrization of all suboptimal controllers,'' Automatica, vol.31 (1995), pp.931-940.
• O. Toker and H. Ozbay, ``H-infinity Optimal and suboptimal controllers for infinite dimensional SISO plants,'' IEEE Transactions on Automatic Control, vol.40 (1995), pp.751-755.
• H. Ozbay and J. Turi, ``On input/output stabilization of singular integro-differential systems,'' Applied Mathematics and Optimization, vol.30 (1994), pp.21--49.
• H.Ozbay and G. R. Bachmann, `` H-2/H-infinity Controller design for a 2D thin airfoil flutter suppression,'' AIAA Journal of Guidance Control & Dynamics, vol.17 (1994), pp.722--728.
• H. Ozbay, `` H-infinity optimal controller design for a class of distributed parameter systems,'' International Journal of Control, vol.58 (1993), pp.739--782.
• H. Ozbay, M. C. Smith and A. Tannenbaum, ``Mixed sensitivity optimization for a class of unstable infinite dimensional systems,'' Linear Algebra and its Applications, vol.178 (1993), pp.43--83.
• D. Enns, H. Ozbay and A. Tannenbaum, ``Abstract model and controller design for an unstable aircraft,'' AIAA Journal of Guidance Control and Dynamics, vol.15 (1992), pp.498--508.
• H. Ozbay, ``Controller reduction in the 2-block H-infinity optimal design for distributed plants,'' International Journal of Control, vol.54 (1991), pp.1291--1308.
• K. Lenz, H. Ozbay, A. Tannenbaum, J. Turi and B. Morton, ``Frequency domain analysis and robust control design for an ideal flexible beam,'' Automatica, vol.27 (1991), pp.947--961.
• H. Ozbay and A. Tannenbaum, ``On the structure of suboptimal H-infinity controllers in the sensitivity minimization problem for distributed stable plants,'' Automatica, vol.27 (1991), pp.293--305.
• H. Ozbay, ``A simpler formula for the singular values of a certain Hankel operator, Systems and Control Letters, vol.15 (1990), pp.381--390.
• H. Ozbay and A. Tannenbaum, ``A skew Toeplitz approach to the H-infinity control of multivariable distributed systems,'' SIAM Journal on Control and Optimization, vol.28 (1990), pp.653--670.
• P. P. Khargonekar, H. Ozbay and A. Tannenbaum, ``The four block problem: stable plants and rational weights,'' International Journal of Control, vol.50 (1989), pp.1013--1023.
• H. Ozbay, ``On L-1 optimal contol,'' IEEE Transactions on Automatic Control, vol.34 (1989), pp.884--885.

Papers in Proceedings

• H. Ozbay, T. Kang, S. Kalyanaraman, A. Iftar, ``Performance and robustness analysis of an H-infinity based flow controller,'' Proceedings of 38th IEEE Conference on Decison and Control, Phoenix AZ, December 1999, pp.2691-2696.
• H. Ozbay, S. Kalyanaraman, A. Iftar, ``On rate-based congestion control in high-speed networks: Design of an H-infinity based flow controller for single bottleneck,'' Proceedings of the American Control Conference, Philadelphia PA, June 1998, pp.2376-2380.
• T. B. Sahin, H. Ozbay, and C. Hatipoglu, ``Design of multivariable H-infinity based steering controllers for vehicles with modeled time delays,'' Proceedings of the IFAC Workshop: Advances in Automotive Control, Loudonville OH, February-March 1998, pp.63-68.
• M. Zeren, and H. Ozbay, ``On the strong stabilization problem and performance of stable H-infinity controllers,'' Proceedings of 36th IEEE Conference on Decison and Control, San Diego CA, December 1997, pp.4635-4640.
• V. Eldem, H. Ozbay, H. Selbuz, and K. Ozcaldiran, ``Partial disturbance rejection with internal stability and H-infinity norm bound,'' Proceedings of 36th IEEE Conference on Decison and Control, San Diego CA, December 1997, pp.4124-4129.
• C. Hatipoglu, H. Ozbay, U. Ozguner, T.B. Sahin, ``H-infinity controller design for automatic steering of vehicles with modeled time delays,'' Proceedings of the 1st IEEE Conference on Intelligent Transportation Systems, , Boston MA, November 1997, pp.260--265.
• M. Zeren, and H. Ozbay, ``On stable H-infinity controller design'' Proceedings of the 1997 American Control Conference Albuquerque NM, June 1997, pp. 1302-1306.
• K. A. Unyelioglu, H. Ozbay, S. Garg and B. Uzman, ``Multi-objective controller design via optimal interpolation with an aircraft control application,'' Proceedings of the 1996 IEEE International Conference on Control Applications, Dearborn MI, September 1996, pp. 13-18.
• T. E. Peery and H. Ozbay, ``H-infinity optimal repetitive control design for stable plants,'' Proceedings of the 13th World Congress of IFAC San Francisco, CA, USA, June-July 1996, vol.~D, pp.~195-200.
• M. Zeren, H. Ozbay, and J. Yang, ``Development of a welding process model for H-infinity control design,'' Proceedings of the 34th IEEE Conference on Decision and Control New Orleans LA, December 1995, pp. 472-477.
• K. Srinivasan, H. Ozbay, and I. Jung, ``A design procedure for repetitive control systems,'' Proceedings of the 1995 ASME International Mechanical Engineering Congress and Exposition San Francisco CA, November 1995, DSC-Vol.57-1, pp. 581-593.
• T. E. Peery and H. Ozbay, ``On H-infinity sampled-data repetitive controllers,'' Proceedings of 33rd Allerton Conference on Communication, Control and Computing University of Illinois Urbana-Champaign, October 1995, pp.853-862.
• O. Toker and H. Ozbay, ``On the NP-hardness of solving bilinear matrix inequalities and simultaneous stabilization with static output feedback,'' Proceedings of the American Control Conference, Seattle WA, 1995, pp. 2525-2526.
• O. Toker and H. Ozbay, ``Robustness analysis of controllers designed for active flutter suppression,'' Proceedings of the American Control Conference, Seattle WA, 1995, pp. 182-183.
• O. Toker and H. Ozbay, ``On the NP-hardness of the purely complex mu computation, analysis/synthesis, and some related problems in multidimensional systems,'' Proceedings of the American Control Conference, Seattle WA, 1995, pp. 447-451.
• O. Toker and H. Ozbay, ``On the structure of H-infinity controllers,'' Proceedings of 33rd IEEE Conference on Decision and Control, Lake Buena Vista, December 1994, pp. 3949--3954.
• O. Toker and H. Ozbay, ``Suboptimal robustness in the gap metric for MIMO delay systems,'' Proceedings of the American Control Conference, Baltimore MD, June-July 1994, pp. 3183--3187.
• O. Toker and H. Ozbay, `` H-infinity Controllers for unstable distributed plants,'' Proceedings of 32nd IEEE Conference on Decision and Control, San Antonio TX, December 1993, pp. 1170--1175.
• T. E. Peery and H. Ozbay, ``On H-infinity optimal repetitive controllers,'' Proceedings of 32nd IEEE Conference on Decision and Control, San Antonio TX, December 1993, pp. 1146--1151.
• O. Toker and H. Ozbay, ``Numerical issues in the computation of H-infinity controllers for distributed plants,'' Proceedings of 31st Allerton Conference on Communication, Control and Computing, University of Illinois Urbana-Champaign, September-October 1993, pp. 535--544.
• H. Ozbay, ``Active control of a thin airfoil: flutter suppression and gust alleviation,'' Preprints of 12th IFAC World Congress, Sydney Australia, July 1993, vol. 2, pp. 155--158.
• O. Toker and H. Ozbay, ``On suboptimal H-infinity controllers for unstable distributed plants,'' Proceedings of the American Control Conference, San Francisco CA, June 1993, pp. 2160--2164.
• H. Ozbay and G. R. Bachmann, ``Active feedback controller design for a thin airfoil,'' Proceedings of the American Control Conference, San Francisco CA, June 1993, pp. 13--17.
• T. E. Peery and H. Ozbay, ``On fixed order controllers for delay systems: discrete time case,'' Proceedings of the American Control Conference, San Francisco CA, June 1993, pp. 1030--1031.
• H. Ozbay, ``Gust alleviation for an infinite dimensional model of a thin airfoil,'' Proceedings of Ninth VPI\&SU Symposium on Dynamics and Control of Large Structures, Blacksburg VA, May 1993, pp. 145--153.
• H. Ozbay, M. C. Smith and A. Tannenbaum, ``On the optimal two block H-infinity compensators for distributed unstable plants,'' Proceedings of the American Control Conference, Chicago IL, June 1992, pp. 1865--1869.
• H. Ozbay and G. R. Bachmann, ``Robust control design techniques for active flutter suppression,'' Proceedings of NASA Workshop on Distributed Parameter Modeling and Control of Flexible Aerospace Systems, Williamsburg VA, June 1992, pp. 179--191.
• D. Enns, H. Ozbay and A. Tannenbaum, `` H-infinity optimal controllers for a distributed model of an unstable aircraft,'' Proceedings of 30th IEEE Conference on Decision and Control, Brighton UK, December 1991, pp. 3020--3024.
• H. Ozbay and J. Turi, ``Robust control of an aeroelastic system modeled by a singular integro-differential equation,'' Proceedings of 30th IEEE Conference on Decision and Control, Brighton UK, December 1991, pp. 2682--2686.
• H. Ozbay, ``Approximately optimal finite dimensional controllers in the 2-block H-infinity problem for distributed plants,'' Proceedings of 29th Allerton Conference on Communication, Control and Computing, University of Illinois Urbana-Champaign, October 1991, pp. 912--921.
• J. Turi and H.Ozbay, ``Robust stabilization of an Aero-elastic system,'' Proceedings of the 1991 IEEE International Conference on Systems Engineering, Dayton, OH, August 1991, pp. 424--427.
• D. Enns, H. Ozbay and A. Tannenbaum, ``Numerical computation and approximations of H-infinity optimal controllers for a 2-parameter distributed model of an unstable aircaft,'' Proceedings of the 1991 IEEE International Conference on Systems Engineeing, Dayton, OH, August 1991, pp. 307--310.
• H. Ozbay, ``On the 1-block H-infinity control problem for a class of MIMO distributed systems,'' Proceedings of 1991 American Control Conference, Boston MA, June 1991, pp. 1642--1647.
• H. Ozbay, M. C. Smith and A. Tannenbaum, ``On the two block problem for unstable distributed systems,'' Proceedings of the 29th IEEE Conference on Decision and Control, Honolulu Hawaii, December 1990, pp. 1163--1167.
• H. Ozbay, ``Computing the singular values of a Hankel operator,'' Proceedings of the 2nd International Workshop on SVD and Signal Processing, Kingston RI, June 1990, pp. 189--196;
• H. Ozbay, M. C. Smith and A. Tannenbaum, ``Controller design for unstable distributed systems,'' Proceedings of the 1990 American Control Conference, San Diego CA, May 1990, pp. 1583--1588.
• H. Ozbay, ``On the H-infinity control of unstable MIMO systems with delays,'' Proceedings of the Conference on Informations Sciences and Systems, March 1990, Princeton University, pp. 122--126.
• H. Ozbay and A. Tannenbaum, ``A solution to the standard H-infinity problem for multivariable distributed systems,'' Proceedings of the IEEE Conference on Decision and Control, Tampa, Florida, December 1989, pp. 1444--1445.
• H. Ozbay and A. Tannenbaum, ``On approximately optimal H-infinity controllers for distributed systems,'' Proceedings of the IEEE Conference on Decision and Control, Tampa, Florida, December 1989, pp. 1454--1459.
• K. Lenz, H. Ozbay, A. Tannenbaum, J. Turi and B. Morton, ``Robust control design for a flexible beam using a distributed parameter H-infinity method,'' Proceedings of the IEEE Conference on Decision and Control, Tampa, Florida, December 1989, pp. 2673--2678.
• C. Foias, H. Ozbay and A. Tannenbaum, ``Remarks on H-infinity optimization of multivariate distributed systems,'' Proceedings of the IEEE Conference on Decision and Control, Austin TX, December 1988, pp. 985--986.
• H. Ozbay and C. A. Schwartz, ``On the controllability of some recursive parameter estimation algorithms,'' Proceedings of the Conference on Information Sciences and Systems, Johns Hopkins University, March 1987, pp. 664--669.