Initial offset boosting coexisting attractors in memristive multi-double-scroll Hopfield neural network

S Zhang, J Zheng, X Wang, Z Zeng, S He - Nonlinear Dynamics, 2020 - Springer
Memristors are widely considered to be promising candidates to mimic biological synapses.
In this paper, by introducing a non-ideal flux-controlled memristor model into a Hopfield …

A floating analog memristor emulator circuit

C Sánchez-López, J Mendoza-Lopez… - … on Circuits and …, 2014 - ieeexplore.ieee.org
This brief introduces a new floating memristor emulator circuit based on second-generation
current conveyors and passive elements. A mathematical model to characterize the …

Chaotic dynamical system of Hopfield neural network influenced by neuron activation threshold and its image encryption

Q Deng, C Wang, H Lin - Nonlinear Dynamics, 2024 - Springer
In the field of artificial neural networks, researchers often use the hyperbolic tangent function
as an activation function to imitate the firing rules of biological neurons and to add nonlinear …

Selection of multi-scroll attractors in Jerk circuits and their verification using Pspice

J Ma, X Wu, R Chu, L Zhang - Nonlinear Dynamics, 2014 - Springer
In this paper, a feasible feedback scheme is used to stabilize the multi-scroll attractors in the
Jerk circuit, and the controller is realized using mixed Heaviside function. It is found that …

A chaotic system with equilibria located on the rounded square loop and its circuit implementation

VT Pham, S Jafari, C Volos, A Giakoumis… - … on Circuits and …, 2016 - ieeexplore.ieee.org
A Chaotic System With Equilibria Located on the Rounded Square Loop and Its Circuit
Implementation Page 1 878 IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS—II: EXPRESS …

A 860 kHz grounded memristor emulator circuit

C Sánchez-López, LE Aguila-Cuapio - AEU-International Journal of …, 2017 - Elsevier
A grounded memristor emulator circuit operating from 16 Hz to 860 kHz is proposed. The
emulator circuit is built around a plus-type second generation current conveyor, a four …

FPGA realization of a chaotic communication system applied to image processing

E Tlelo-Cuautle, VH Carbajal-Gomez… - Nonlinear …, 2015 - Springer
The hardware realization of a chaotic communication system from the description of
continuous-time multi-scroll chaotic oscillators is introduced herein by using field …

A new piecewise linear hyperchaotic circuit

C Li, JC Sprott, W Thio, H Zhu - IEEE Transactions on Circuits …, 2014 - ieeexplore.ieee.org
When the polarity information in diffusionless Lorenz equations is preserved or removed, a
new piecewise linear hyperchaotic system results with only signum and absolute-value …

A 16 Hz–160 kHz memristor emulator circuit

C Sánchez-López, MA Carrasco-Aguilar… - … -International Journal of …, 2015 - Elsevier
This paper reports experimental tests of a memristor emulator circuit employing a double
output second generation current conveyor, a four quadrant analog multiplier, a capacitor …

Flux-controlled memristor emulator and its experimental results

N Raj, RK Ranjan, F Khateb - IEEE Transactions on Very Large …, 2020 - ieeexplore.ieee.org
A flux-controlled memristor emulator built with off-the-shelf electronic devices and based on
a TiO 2 model is presented in this article. The circuit proposed in this article uses the current …