Canonical State-Space Realization of 3-D Separable Denominator Discrete Systems

In this paper, the state-space realization of 3-D discrete systems having transfer functions with separable denominators is considered. The proposed state-space model has a canonical form and can be derived directly from the transfer function coefficients. Using the fact that the denominator is sepa...

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Main Authors: Apostolos Kanellakis, Ayman Tawfik, Panajotis Agathoklis
Format: Article
Language:English
Published: IEEE 2025-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/11037409/
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author Apostolos Kanellakis
Ayman Tawfik
Panajotis Agathoklis
author_facet Apostolos Kanellakis
Ayman Tawfik
Panajotis Agathoklis
author_sort Apostolos Kanellakis
collection DOAJ
description In this paper, the state-space realization of 3-D discrete systems having transfer functions with separable denominators is considered. The proposed state-space model has a canonical form and can be derived directly from the transfer function coefficients. Using the fact that the denominator is separable, the dimensionality of the proposed model is lower than that in the non-separable case. In addition, block diagrams for the transfer function are proposed. The proposed realization is useful for the implementation of these systems. Three examples are presented to illustrate the results of the paper.
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issn 2169-3536
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publishDate 2025-01-01
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spelling doaj-art-a7bd973c20ec47ab832dad4204f4a8f22025-06-24T23:00:44ZengIEEEIEEE Access2169-35362025-01-011310488810489810.1109/ACCESS.2025.358016111037409Canonical State-Space Realization of 3-D Separable Denominator Discrete SystemsApostolos Kanellakis0https://orcid.org/0000-0001-8122-3924Ayman Tawfik1https://orcid.org/0000-0003-1438-6541Panajotis Agathoklis2https://orcid.org/0000-0002-2897-0549School of Electrical and Computer Engineering, National Technical University of Athens, Athens, GreeceDepartment of the Electrical and Computer Engineering, College of Engineering and Information Technology, Ajman University, Ajman, United Arab EmiratesDepartment of Electrical and Computer Engineering, University of Victoria, Victoria, BC, CanadaIn this paper, the state-space realization of 3-D discrete systems having transfer functions with separable denominators is considered. The proposed state-space model has a canonical form and can be derived directly from the transfer function coefficients. Using the fact that the denominator is separable, the dimensionality of the proposed model is lower than that in the non-separable case. In addition, block diagrams for the transfer function are proposed. The proposed realization is useful for the implementation of these systems. Three examples are presented to illustrate the results of the paper.https://ieeexplore.ieee.org/document/11037409/3-D discrete systemstransfer functionseparable denominatorstate-spacecanonical realization
spellingShingle Apostolos Kanellakis
Ayman Tawfik
Panajotis Agathoklis
Canonical State-Space Realization of 3-D Separable Denominator Discrete Systems
IEEE Access
3-D discrete systems
transfer function
separable denominator
state-space
canonical realization
title Canonical State-Space Realization of 3-D Separable Denominator Discrete Systems
title_full Canonical State-Space Realization of 3-D Separable Denominator Discrete Systems
title_fullStr Canonical State-Space Realization of 3-D Separable Denominator Discrete Systems
title_full_unstemmed Canonical State-Space Realization of 3-D Separable Denominator Discrete Systems
title_short Canonical State-Space Realization of 3-D Separable Denominator Discrete Systems
title_sort canonical state space realization of 3 d separable denominator discrete systems
topic 3-D discrete systems
transfer function
separable denominator
state-space
canonical realization
url https://ieeexplore.ieee.org/document/11037409/
work_keys_str_mv AT apostoloskanellakis canonicalstatespacerealizationof3dseparabledenominatordiscretesystems
AT aymantawfik canonicalstatespacerealizationof3dseparabledenominatordiscretesystems
AT panajotisagathoklis canonicalstatespacerealizationof3dseparabledenominatordiscretesystems