The sensitivity of linear, shift invariant system models to parameter variations is discussed. Conditions minimising the sensitivity of the system model to these variations are derived, enabling stability margins to be maintained.
Ashworth, M.J.1982. Feedback Design of Systems with Significant Uncertainty , Research Studies Press, J. Wiley , Chichester.
2.
Bose, N.K.1979. Multidimensional Systems Theory, IEEE Press, New York.
3.
Bose, N.K.1982. Applied Multidimensional Systems Theory, Van Nostrand Reinhold Co., New York, USA.
4.
Bryson, A.E. and Ho, Y.C.1969. Applied Optimal Control, Blaisdel Pub. Co., Waltham, Mass, USA.
5.
De Carlo, R.A., Saeks, R. and Murray, J.1977. 'Multivariable Nyquist theory, Int J Cont , 25 (5).
6.
Goodman, D.1977. 'Some stability properties of two dimensional linear shift invariant digital filters', IEEE Trans on Circuits and Systems , CAS24 (4).
7.
Gunning, R.C. and Rossi, H.1965. Anaytical Functions in Several Complex Variables , Prentice Hall, New Jersey, USA.
8.
Huang, T.S.1972. 'Stability of two dimensional recursive filters' , IEEE Trans Audio and Electroacoust, AU20.
9.
Huang, T.S.1981. Two Dimensional Digital Signal Processing 1, Springer-Verlag, Berlin, Federal Republic of Germany.
10.
Munro, N. and Patel, R.V.1982. Multivariable System Theory and Design, Pergamon Press, Oxford.
11.
O'Connor, B.T. and Huang, T.S.1978. 'Stability of general two dimensional recursive filters' , IEEE Trans Acoustic, Speech and Signal Processing , ASSP 26 (6).
12.
Porter, B. and Khaki-Sedigh, A.1972. 'Design of robust adaptive set-point tracking PI controllers incorporating recursive step response matrix identifiers for gas turbines', Inst MC, AMST 87 , Plymouth.
13.
Rudi, W.1969. Function Theory in Polydiscs, W. A. Benjamin Inc, New York, USA.
14.
Saucedo, R. and Shiring, E.E.1968. Introduction to Continuous and Digital Control Systems , Macmillan, New York, USA.
15.
de la Sen, M.1985. 'Multirate digital adaptive control', Computing and Mathematics with Applications, 11 (12).