Results 21 to 30 of about 15,467,312 (299)

Extended Discrete-Time Quasi-Sliding Mode Control for VTOL UAV in the Presence of Uncertain Disturbances

open access: yesIEEE Access, 2023
The discrete control problem of vertical take-off and landing unmanned aerial vehicle (VTOL UAV) in the presence of time-varying uncertain disturbances is developed in this paper.
Imil Hamda Imran   +4 more
doaj   +1 more source

The pointwise completeness and the pointwise degeneracy of linear discrete-time different fractional order systems [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2020
Necessary and sufficient conditions for the pointwise completeness and the pointwise degeneracy of linear discrete-time different fractional order systems are established. It is shown that if the fractional system is pointwise complete in one step (q = 1)
T. Kaczorek, Ł. Sajewski
doaj   +1 more source

Discrete-time synchronization of chaotic systems for secure communication [PDF]

open access: yes, 2012
This paper deals with the problem of designing an exact nonlinear reconstructor for discrete-time chaotic encrypted messages. More precisely, we investigate the problem of designing a discrete-time dead-beat observer for nonlinear systems with unknown ...
Belmouhoub, Inaâm   +7 more
core   +1 more source

Minimum energy control of descriptor discrete-time linear systems by the use of Weierstrass-Kronecker decomposition

open access: yesArchives of Control Sciences, 2016
The minimum energy control problem for the descriptor discrete-time linear systems by the use of Weierstrass-Kronecker decomposition is formulated and solved.
Kaczorek Tadeusz, Borawski Kamil
doaj   +1 more source

Discrete-time randomized sampling [PDF]

open access: yesICECS 2001. 8th IEEE International Conference on Electronics, Circuits and Systems (Cat. No.01EX483), 2002
This paper explores the use of randomized sampling in implementing convolution in discrete-time with application to the areas of approximate filtering, low-power filter design, and hardware failure modeling. Three distinct randomized sampling methods are presented and additive error models as well as second-order error statistics are derived for these ...
Maya R. Said, Alan V. Oppenheim
openaire   +2 more sources

Asymptotic stability for neural networks with mixed time-delays: The discrete-time case [PDF]

open access: yes, 2009
This is the post print version of the article. The official published version can be obtained from the link - Copyright 2009 Elsevier LtdThis paper is concerned with the stability analysis problem for a new class of discrete-time recurrent neural ...
Liu, Y   +8 more
core   +1 more source

Development of Discrete-Time Waterjet Control Systems Used in Surface Vehicle Thrust Vectoring

open access: yesJournal of Marine Science and Engineering, 2022
To create an autonomous surface vehicle, the microcontroller that will be responsible for the vessel’ s response will have access to both engine thrust controls and steering controls. In the case of a vehicle with waterjet propulsion, the term “controls”
Eleftherios K. Loghis, Nikolaos I. Xiros
doaj   +1 more source

Nonlinear Decoupling in Discrete Time

open access: yesIFAC Proceedings Volumes, 1989
Abstract In this paper we study static and dynamic single-input-single-output decoupling for the class of discrete-time nonlinear systems. We give necessary and sufficient conditions which ensure the static decoupling and the "state free "left invertibility of each input-output channel.
MONACO, Salvatore   +2 more
openaire   +2 more sources

Optimal Linear Filtering for Networked Control Systems With Random Matrices, Correlated Noises, and Packet Dropouts

open access: yesIEEE Access, 2020
In this paper, the optimal linear filtering problem for linear discrete-time stochastic systems with random matrices, correlated noises and packet dropouts is studied where the random matrices are real and appear both in the the state and measurement ...
Wei Liu   +4 more
doaj   +1 more source

Construction of discrete-time model for port-controlled Hamiltonian systems with applications [PDF]

open access: yes, 2006
The issues of constructing a discrete-time model for Hamiltonian systems are in general different from those for dissipative systems. We propose an algorithm for constructing an approximate discrete-time model, which guarantees Hamiltonian conservation ...
Astolfi, A.,   +4 more
core   +1 more source

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