Canonical Hyperchaotic Oscillators With Single Generalized Transistor and Generative Two-Terminal Elements

This paper describes systematic design process toward third-order autonomous deterministic hyperchaotic oscillators with two coupled generative two-terminal elements. These active devices represent alternative to conventional dissipative accumulation elements such as non-ideal capacitors and inducto...

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Main Author: Jiri Petrzela
Format: Article
Language:English
Published: IEEE 2022-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9868022/
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author Jiri Petrzela
author_facet Jiri Petrzela
author_sort Jiri Petrzela
collection DOAJ
description This paper describes systematic design process toward third-order autonomous deterministic hyperchaotic oscillators with two coupled generative two-terminal elements. These active devices represent alternative to conventional dissipative accumulation elements such as non-ideal capacitors and inductors. Analyzed network structures contain generalized bipolar transistor as only active element. Three different networks are studied, depending on common-electrode configurations. In each case, transistor is modelled as two-port using admittance parameters with the non-zero linear backward and polynomial forward trans-conductance. As proved in paper, scalar nonlinearity caused by the amplification property of transistor can push circuit into chaotic and, more interestingly, hyperchaotic steady states. Existence of parameter spaces leading to robust chaotic and hyperchaotic solution is documented by using concept of one-dimensional Lyapunov exponents and colored high-resolution surface-contour plots of two largest numbers. Geometrical structural stability of generated strange attractors is proved via construction of the flow-equivalent chaotic oscillator and real measurement. Plane projections of carefully selected strange attractors were captured by oscilloscope and visualized.
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spelling doaj.art-499790d3a8414fb18893c4db023e8bd82022-12-22T03:16:05ZengIEEEIEEE Access2169-35362022-01-0110904569046610.1109/ACCESS.2022.32018709868022Canonical Hyperchaotic Oscillators With Single Generalized Transistor and Generative Two-Terminal ElementsJiri Petrzela0https://orcid.org/0000-0001-5286-9574Department of Radio Electronics, Brno University of Technology, 00 Brno, Czech RepublicThis paper describes systematic design process toward third-order autonomous deterministic hyperchaotic oscillators with two coupled generative two-terminal elements. These active devices represent alternative to conventional dissipative accumulation elements such as non-ideal capacitors and inductors. Analyzed network structures contain generalized bipolar transistor as only active element. Three different networks are studied, depending on common-electrode configurations. In each case, transistor is modelled as two-port using admittance parameters with the non-zero linear backward and polynomial forward trans-conductance. As proved in paper, scalar nonlinearity caused by the amplification property of transistor can push circuit into chaotic and, more interestingly, hyperchaotic steady states. Existence of parameter spaces leading to robust chaotic and hyperchaotic solution is documented by using concept of one-dimensional Lyapunov exponents and colored high-resolution surface-contour plots of two largest numbers. Geometrical structural stability of generated strange attractors is proved via construction of the flow-equivalent chaotic oscillator and real measurement. Plane projections of carefully selected strange attractors were captured by oscilloscope and visualized.https://ieeexplore.ieee.org/document/9868022/Admittance parametersbipolar transistorfrequency dependent negative resistorchaoschaotic oscillatorhyperchaos
spellingShingle Jiri Petrzela
Canonical Hyperchaotic Oscillators With Single Generalized Transistor and Generative Two-Terminal Elements
IEEE Access
Admittance parameters
bipolar transistor
frequency dependent negative resistor
chaos
chaotic oscillator
hyperchaos
title Canonical Hyperchaotic Oscillators With Single Generalized Transistor and Generative Two-Terminal Elements
title_full Canonical Hyperchaotic Oscillators With Single Generalized Transistor and Generative Two-Terminal Elements
title_fullStr Canonical Hyperchaotic Oscillators With Single Generalized Transistor and Generative Two-Terminal Elements
title_full_unstemmed Canonical Hyperchaotic Oscillators With Single Generalized Transistor and Generative Two-Terminal Elements
title_short Canonical Hyperchaotic Oscillators With Single Generalized Transistor and Generative Two-Terminal Elements
title_sort canonical hyperchaotic oscillators with single generalized transistor and generative two terminal elements
topic Admittance parameters
bipolar transistor
frequency dependent negative resistor
chaos
chaotic oscillator
hyperchaos
url https://ieeexplore.ieee.org/document/9868022/
work_keys_str_mv AT jiripetrzela canonicalhyperchaoticoscillatorswithsinglegeneralizedtransistorandgenerativetwoterminalelements