Canonical observer forms for multi-output systems up to coordinate and output transformations in discrete time

被引:33
作者
Califano, C. [1 ]
Monaco, S. [1 ]
Normand-Cyrot, D. [2 ]
机构
[1] Univ Roma La Sapienza, Dip Informat & Sistemist Antonio Ruberti, I-00185 Rome, Italy
[2] CNRS ESE, Signaux & Syst Lab, F-91190 Gif Sur Yvette, France
关键词
Discrete-time nonlinear systems; State equivalence; Nonlinear observers; Differential geometry; LINEARIZABLE ERROR DYNAMICS; NONLINEAR-SYSTEMS; DESIGN; INJECTION;
D O I
10.1016/j.automatica.2009.07.003
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
In the present paper the problem of equivalence under coordinate changes and output transformations to observer canonical forms is addressed in discrete time for multi-output systems. Necessary and sufficient conditions are given for local equivalence to this form which yields a straightforward observer design with linear error dynamics. (C) 2009 Elsevier Ltd. All rights reserved.
引用
收藏
页码:2483 / 2490
页数:8
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