摘要

This paper deals with the asymptotic stability of 2-D positive linear systems with orthogonal initial states. Different from the 1-D systems, the asymptotic stability of 2-D systems with orthogonal initial states x (i; 0), x (0; j) (FornasiniMarchesini (FM) model) or xv (i; 0), xh (0; j) (Roesser model) is strictly dependent on proper boundary conditions. Firstly, an asymptotic stability criterion for 2-D positive FM first model is presented by making initial states x (i; 0), x (0; j) absolutely convergent. Then, a similar result is also given for 2-D positive Roesser model with any absolutely convergent initial states xv (i; 0), xh (0; j). Finally, two examples are given to show the effectiveness of these criteria and to demonstrate the convergence of the trajectories by making exponentially convergent initial states.

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