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Browsing by Author "Ismail Koyuncu"

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A novel ANN-based four-dimensional two-disk hyperchaotic dynamical system, bifurcation analysis, circuit realisation and FPGA-based TRNG implementation

Sundarapandian Vaidyanathan; Pehlivan, İhsan; Leutcho Gervais Dolvis; Kengne Jacques; Murat Alcin; Tuna, Murat; Ismail Koyuncu (INDERSCIENCE ENTERPRISES LTD, 2020)

This paper describes the modelling, bifurcation analysis, circuit realisation and FPGA implementation of a novel ANN-based four-dimensional two-disk dynamical system exhibiting hyperchaos and hidden attractor. This paper ...
A novel high speed Artificial Neural Network-based chaotic True Random Number Generator on Field Programmable Gate Array

Murat Alcin; Ismail Koyuncu; Tuna, Murat; Varan, Metin; Pehlivan, İhsan (WILEY, 2019)

It is well observed that cryptographic applications have great challenges in guaranteeing high security as well as high throughput. Artificial neural network (ANN)-based chaotic true random number generator (TRNG) structure ...
Effects of Black Cumin Seed (Nigella sativa) and Garlic (Allium sativum) Extracts on Aluminum Induced Cytotoxicity and Genotoxicity in Human Lymphocyte Culture

Hakim Celik; Abdurrahim Kocyigit; Bağcı, Cahit; Ismail Koyuncu; Ali Ziya Karakilcik (WILEY-BLACKWELL, 2015)
High speed FPGA-based chaotic oscillator design

Tuna, Murat; Murat Alcin; Ismail Koyuncu; Can Bulent Fidan; Pehlivan, İhsan (ELSEVIER SCIENCE BV, 2019)

In this study, autonomous Lu-Chen (2002) chaotic system has been implemented on FPGA using Heun numerical algorithm in VHDL 32-bit IQ-Math fixed-point number format for developing embedded chaos-based engineering applications. ...
Real Time Hardware Implementation of the 3D Chaotic Oscillator which having Golden-Section Equilibra

Tuna, Murat; Can Bulent Fidan; Ismail Koyuncu; Pehlivan, İhsan (IEEE, 2016)

In this study, the continuous-time, autonomous, 3D chaotic system having golden-section equilibra which is recently presented in the literature is implemented firstly as discrete time on an FPGA. In this design, the 3D ...
Real-time high-speed 5-D hyperchaotic Lorenz system on FPGA

Ismail Koyuncu; Murat Alcin; Tuna, Murat; Pehlivan, İhsan; Varan, Metin; Sundarapandian Vaidyanathan (INDERSCIENCE ENTERPRISES LTD, 2019)

Chaotic systems have several engineering applications such as cryptology, random number generators, image processing and secure communication. A basic structure used in these studies is a chaotic oscillator design that ...
Signal Processing and Communications Applications Conference

Ismail Koyuncu; Çetin, Özdemir; Ferzan Katircioglu; Tuna, Murat (IEEE, 2015)

Image processing can be defined as analysis of the images consists of the several steps. The edge detection process that is one of these steps can be performed using a variety of operators. Sobel edge detection operator, ...
Signal Processing and Communications Applications Conference

Tuna, Murat; Ismail Koyuncu; Can Bulent Fidan; Pehlivan, İhsan (IEEE, 2015)

In this study, a new continuous-time autonomous chaotic system has been presented and implemented on FPGA. Presented a new chaotic system has been designed using the IEEE 754-1985 floating-point format and implemented using ...
The design and realization of a new high speed FPGA-based chaotic true random number generator

Ismail Koyuncu; Özcerit, Ahmet Turan (PERGAMON-ELSEVIER SCIENCE LTD, 2017)

Chaotic systems and chaos-based applications have been commonly used in the fields of engineering recently. The most essential part of them is the chaotic oscillator that has very critical role in some applications such ...