制御性能限界関連の研究業績



  1. J. Chen, Z. Ren and S. Hara, Optimal Tracking Performance: Preview Control and Exponential Signals, IEEE Trans. on Automat. Contr., 46(10): 619-630, 2001.
  2. J. Chen, S. Hara, L. Qiu, and R. Middleton, H2 Tracking Performance Limitation in Sampled-Data Feedback Control, Proc. of the 2nd SICE Annual Conf. on Contr. Syst., pp. 179-182, 2002.
  3. J. Chen, S. Hara and G. Chen, Best Tracking and Regulation Performance under Control Effort Constraint: Two-Parameter Controller Case, Proc. of thr IFAC World Congress, 2002.
  4. S. Hara and C. Kogure, Relationship Between H2 Control Performance Limits and RHP Pole/Zero Locations, Proc. SICE Annual Conf., 2003.
  5. J. Chen, S. Hara, and G. Chen, Best Tracking and Regulation Performance under Control Energy Constraint, IEEE Trans. Auto. Contr., 48(8): 1320-1336, 2003.
  6. 原 辰次：制御しやすいシステムの特徴付け， 第32回制御理論シンポジウム資料，pp. 7-12, 2003.
  7. T. Bakhtiar and S. Hara, Tracking performance limits for SIMO discrete-time feedback control systems, SICE Annual Conf., pp. 1825-1830, 2004.
  8. K. Tsumura, S. Hara, and A. Nakajima, H2 Performance Limitation of Congestion Controller for TCP/AQM Network Systems, Proc. IEEE Conf. Decis. Contr. and European Contr. Conf., pp. 6768-6773, 2005.
  9. T. Bakhtiar and S. Hara, H2 Regulation Performance Limitations for SIMO Linear Time-invariant Feedback Control Systems, Technical Report of The Univ. Tokyo, METR 2006-11, February 2006.
    http://www.keisu.t.u-tokyo.ac.jp/research/techrep/data/2006/METR06-11.pdf
  10. T. Bakhtiar and S. Hara, H2 regulation performance limits for SIMO feedback control systems, Proc. 17th Int. Symp. on Math. Theory of Netw. Syst., pp. 1966-1973, 2006.
  11. S. Hara, When is a linear system easy or difficult to control in practice? (Semi-plenary Lecture); 17th Int. Symp. on Math. Theory of Netw. and Syst., July 2006.
  12. M. Kanno and S. Hara, Guaranteed accuracy algorithm in H2 optimal tracking controller synthesis, Proc. IEEE Conf. Computer Aided Contr. Syst. Design, pp. 397-402, October 2006.
  13. 原 辰次, Toni Bakhtiar, 1入力多出力線形離散時間系の H2 制御性能限界, システム制御情報学会論文誌, 19(10): 391-399, 2006.
  14. S. Hara, M. Onishi and M. Kanno, Finite Frequency Phase Property Versus Achievable Control Performance in Hinf Loop Shaping Design, Proc. SICE-ICASE Int. Joint Conf., 2006.
  15. S. Hara, M. Kanno and T. Bakhtiar, Optimal Tracking Performance for SIMO Feedback Control Systems: Analytical Closed-Form Expressions and Guaranteed Accuracy Computation, Proc. IEEE Conf. Decis. Contr., 2006.
  16. Toni Bakhtiar, 原 辰次, 1入出力線形無駄時間系の H2 制御性能限界， システム制御情報学会論文誌, 20(2): 87-89, 2007.
  17. M. Kanno, S. Hara, and M. Onishi, Characterization of Easily Controllable Plants Based on the Finite Frequency Phase/Gain Property: A Magic Number \sqrt{4+2\sqrt{2}} in Hinf Loop Shaping Design, Technical Report of The Univ. Tokyo, METR 2007-18, March 2007.
    http://www.keisu.t.u-tokyo.ac.jp/research/techrep/data/2007/METR07-18.pdf
  18. S. Hara, T. Bakhtiar, and M. Kanno, The Best Achievable H2 Tracking Performance for SIMO Feedback Control Systems, J. of Contr. Sci. and Eng., 2007.
  19. M. Kanno, S. Hara, and M. Onishi, Characterization of Easily Controllable Plants Based on the Finite Frequency Phase/Gain Property: A Magic Number \sqrt{4+2\sqrt{2}} in Hinf Loop Shaping Design, Proc. American Contr. Conf., July 2007 (to appear).


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