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Construction and implementation of wide range parameter switchable chaotic system.

Minxiu Yan1, Xindi Liu2, Jingfeng Jie2

  • 1School of Information Engineering, Shenyang University of Chemical Technology, Shenyang, 110142, China. yanminxiu@syuct.edu.cn.

Scientific Reports
|February 19, 2024
PubMed
Summary
This summary is machine-generated.

This study introduces novel switchable chaotic systems with wide parameter ranges. The research verifies chaos characteristics and pseudo-randomness, demonstrating practical implementation via circuit simulation and hardware. This advances the field of chaotic system research.

Keywords:
Chaotic systemMultisim circuit simulationPhysical implementationSwitching methodUnified chaotic system

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Area of Science:

  • Nonlinear Dynamics
  • Chaos Theory
  • System Engineering

Background:

  • Research on switchable chaotic systems with extensive parameter ranges is limited.
  • Existing chaotic systems often lack flexibility in parameter modification.
  • Understanding switchable chaotic dynamics is crucial for advanced applications.

Purpose of the Study:

  • To propose novel switchable methods for chaotic systems by modifying nonlinear terms.
  • To explore chaotic characteristics within a unified chaotic system under various switching conditions.
  • To verify the pseudo-randomness of generated sequences and the system's practical implementation.

Main Methods:

  • Modification of the nonlinear term in a unified chaotic system to create switchable dynamics.
  • Application of specific switching methods to analyze chaos characteristics.
  • Utilizing the National Institute of Standards and Technology (NIST) test for pseudo-randomness verification.
  • Circuit simulation and physical implementation on Field-Programmable Gate Array (FPGA) and breadboard.

Main Results:

  • Successful creation of a switchable chaotic system with diverse nonlinear terms.
  • Demonstration of varying parameter relationships, including those tending towards infinity.
  • Validation of chaos characteristics and high pseudo-randomness of generated sequences.
  • Successful physical implementation and verification of the system's effectiveness.

Conclusions:

  • The proposed switchable chaotic system effectively exhibits diverse chaotic behaviors.
  • The system's pseudo-random number generation capabilities are validated by NIST standards.
  • The practical feasibility is confirmed through circuit simulation and hardware implementation, paving the way for real-world applications.