A Fractional-Order Chaotic System With Infinite Attractor Coexistence and its DSP Implementation

In this article, the fractional calculus is introduced into a simplest memristive circuit to construct a new four-dimensional fractional-order chaotic system. Combining conformable differential definition and Adomian decomposition method (ADM) algorithm is used to solve the numerical solution of the...

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Main Authors: Tianming Liu, Jiawu Yu, Huizhen Yan, Jun Mou
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9247206/
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author Tianming Liu
Jiawu Yu
Huizhen Yan
Jun Mou
author_facet Tianming Liu
Jiawu Yu
Huizhen Yan
Jun Mou
author_sort Tianming Liu
collection DOAJ
description In this article, the fractional calculus is introduced into a simplest memristive circuit to construct a new four-dimensional fractional-order chaotic system. Combining conformable differential definition and Adomian decomposition method (ADM) algorithm is used to solve the numerical solution of the system. The attractor coexistence of the fractional-order system is investigated from the attractor phase diagram, coexistence bifurcation model, coexistence Lyapunov exponent spectrum and attractor basin. In addition, the hardware circuit of the system is implemented on the DSP platform. The simulation results show that the fractional-order chaotic system exhibits rich dynamic characteristics. In particular, the initial value of the system could control the offset, amplitude and frequency of the attractor better, and increase the complexity and randomness of the chaotic sequences. The research provides theoretical basis and guidance for the applications of fractional-order chaotic system.
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spelling doaj.art-40db17bbbcd84daca5704ad2f0fe52b62022-12-21T22:02:11ZengIEEEIEEE Access2169-35362020-01-01819985219986310.1109/ACCESS.2020.30353689247206A Fractional-Order Chaotic System With Infinite Attractor Coexistence and its DSP ImplementationTianming Liu0Jiawu Yu1https://orcid.org/0000-0002-6056-6634Huizhen Yan2Jun Mou3https://orcid.org/0000-0002-7774-2833School of Information Science and Engineering, Dalian Polytechnic University, Dalian, ChinaSchool of Information Science and Engineering, Dalian Polytechnic University, Dalian, ChinaSchool of Information Science and Engineering, Dalian Polytechnic University, Dalian, ChinaSchool of Information Science and Engineering, Dalian Polytechnic University, Dalian, ChinaIn this article, the fractional calculus is introduced into a simplest memristive circuit to construct a new four-dimensional fractional-order chaotic system. Combining conformable differential definition and Adomian decomposition method (ADM) algorithm is used to solve the numerical solution of the system. The attractor coexistence of the fractional-order system is investigated from the attractor phase diagram, coexistence bifurcation model, coexistence Lyapunov exponent spectrum and attractor basin. In addition, the hardware circuit of the system is implemented on the DSP platform. The simulation results show that the fractional-order chaotic system exhibits rich dynamic characteristics. In particular, the initial value of the system could control the offset, amplitude and frequency of the attractor better, and increase the complexity and randomness of the chaotic sequences. The research provides theoretical basis and guidance for the applications of fractional-order chaotic system.https://ieeexplore.ieee.org/document/9247206/Fractional-order chaotic systemCADM algorithmcoexistence of infinite attractorschaotic degradationDSP implement
spellingShingle Tianming Liu
Jiawu Yu
Huizhen Yan
Jun Mou
A Fractional-Order Chaotic System With Infinite Attractor Coexistence and its DSP Implementation
IEEE Access
Fractional-order chaotic system
CADM algorithm
coexistence of infinite attractors
chaotic degradation
DSP implement
title A Fractional-Order Chaotic System With Infinite Attractor Coexistence and its DSP Implementation
title_full A Fractional-Order Chaotic System With Infinite Attractor Coexistence and its DSP Implementation
title_fullStr A Fractional-Order Chaotic System With Infinite Attractor Coexistence and its DSP Implementation
title_full_unstemmed A Fractional-Order Chaotic System With Infinite Attractor Coexistence and its DSP Implementation
title_short A Fractional-Order Chaotic System With Infinite Attractor Coexistence and its DSP Implementation
title_sort fractional order chaotic system with infinite attractor coexistence and its dsp implementation
topic Fractional-order chaotic system
CADM algorithm
coexistence of infinite attractors
chaotic degradation
DSP implement
url https://ieeexplore.ieee.org/document/9247206/
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