The stabilization problem of nonuniformly sampled systems is considered, provided that the controller/scheduler can select the sampling period. We proposed a method to construct the stabilizing state feedback controller using singular value assignment. The closed-loop system is guaranteed to be stable for arbitrary selection of bounded sampling periods. This method also provides the upper bound for the maximum sampling period.
<abstract><p>This article considers a consensus problem of multiagent systems with double integrator dynamics under nonuniform sampling. In the considered problem, the maximum sampling time can be selected arbitrarily. Moreover, the communication graph can change to any possible topology as long as its associated graph Laplacian has eigenvalues in an arbitrarily selected region. Existence of a controller that ensures consensus in this setting is shown when the changing topology graphs are undirected and have a spanning tree. Also, explicit bounds for controller parameters are given. A sufficient condition is given to solve the consensus problem based on making the closed loop system matrix a contraction using a particular coordinate system for general linear dynamics. It is shown that the given condition immediately generalizes to changing topology in the case of undirected topology graphs. This condition is applied to double integrator dynamics to obtain explicit bounds on the controller.</p></abstract>
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