Radwan A.G. – Page 14 – Prof. Ahmed G. Radwan

Fractional order oscillator with independent control of phase and frequency

2011 Confrence Paper Madian A.H.Radwan A.G.Said L.A.Soliman A.M.

This paper presents a study of fractional order oscillators based on current feedback operational amplifiers (CFOA)

On the short-term predictability of fully digital chaotic oscillators for pseudo-random number generation

2013 Confrence Paper Mansingka A.S.Radwan A.G.Salama K.N.Zidan M.A.

This paper presents a digital implementation of a 3rd order chaotic system using the Euler approximation

Security and Efficiency of Feistel Networks Versus Discrete Chaos for Lightweight Speech Encryption

2018 Abd-El-Hafiz S.K.Confrence Paper Radwan A.G.Sayed W.S.Soliman A.M.Tolba M.F.

This paper compares examples of non-chaotic and chaotic ciphers from the viewpoint of their suitability for speech encryption, especially in real-time and lightweight cipher systems

Fractional controllable multi-scroll V-shape attractor with parameters effect

2017 Azar A.T.Confrence Paper Madian A.H.Ounnas A.Radwan A.G.Said L.A.Soliman N.S.

This paper is an extension of V-shape multi-scroll butterfly attractor in the fractional-order domain

Speech Encryption on FPGA Using a Chaotic Generator and S-Box Table

2019 Abdel-Gawad A.H.Confrence Paper Madian A.H.Mohamed A.T.Radwan A.G.Saleh H.I.Tolba M.F.Yassin H.M.

In this paper, we proposed a new technique for designing a dynamic S-box depended on the idea of DNA module and Chaotic system to increase its security

An image encryption system based on generalized discrete maps

2015 Abd-El-Hafiz S.K.Abdelhaleem S.H.Confrence Paper Radwan A.G.

This paper presents a new image encryption scheme based on the fractional-order Lorenz system which gives more degrees of freedom in key generation

Series and parallel circuit models containing memristors and inverse memristors

2016 Confrence Paper Elwakil A.S.Fouda M.E.Radwan A.G.

In this paper, we propose a single equation that can be used to describe a circuit that contains series or parallel-connected R, L, C and memristor components in addition to a new element called inverse memristor M

Image encryption algorithms using non-chaotic substitutions and permutations

2016 Abd-El-Hafiz S.K.Abdelhaleem S.H.Confrence Paper Radwan A.G.

This paper presents substitution and/or permutation symmetric-key encryption algorithms based on non-chaotic generators

A low start-up voltage charge pump for energy harvesting applications

2012 Abdelaziz S.Confrence Paper Eladawy A.Mohieldin A.N.Radwan A.G.Soliman A.M.

Threshold voltage cancellation (Vt cancellation) scheme is applied to cancel the threshold drop associated with the diode-connected device and improve charge pump performance

Memcapacitor based charge pump

2017 Confrence Paper Hamed E.M.Madian A.H.Radwan A.G.Rashad S.H.Said L.A.

This paper proposes a charge pump based on a charge controlled memcapacitor

Prof. Ahmed G. Radwan

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