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Mostrando ítems 1-10 de 17
Ponencia
Current-mode building blocks for CMOS-VLSI design of chaotic neural networks
(Institute of Electrical and Electronics Engineers, 1994)
This paper presents two nonlinear CMOS current-mode circuits that implement neuron soma equations for chaotic neural networks, and another circuit to realize programmable current-mode synapse using CMOS-compatible BJTs. ...
Ponencia
CMOS design of chaotic oscillators using state variables: a monolithic Chua's circuit
(Institute of Electrical and Electronics Engineers, 1993)
This paper presents design considerations for monolithic implementation of piecewise-linear (PWL) dynamic systems in CMOS technology. Starting from a review of available CMOS circuit primitives and their respective merits ...
Artículo
Design considerations for integrated continuous-time chaotic oscillators
(Institute of Electrical and Electronics Engineers, 1998)
This paper presents an optimization procedure to choose the chaotic state equation which is best suited for implementation using Gm-C integrated circuit techniques. The paper also presents an analysis of the most significant ...
Artículo
Switched-Current Chaotic Neurons
(Institution of Engineering and Technology, 1994)
The Letter presents two nonlinear CMOS current-mode circuits that implement neuron soma equations for chaotic neural networks. They have been fabricated in a double-metal, single-poly 1.6µm CMOS technology. The neuron soma ...
Ponencia
Discrete-time integrated circuits for chaotic communication
(Institute of Electrical and Electronics Engineers, 1997)
This paper gives design considerations for the synthesis of analog discrete-time encoder-decoder pairs based on digital filter structures with overflow non-linearity. Simulation results from an integrated prototype using ...
Ponencia
Experimental verification of chaotic encryption of audio using monolithic chaotic modulators
(SPIE- The International Society for Optical Engineering, 1995)
This paper reports the first experimental verification of chaotic encryption of audio signals using integrated circuits. It is based on a g m-C modulator/demodulator analog CMOS IC that implements a 3rd-order nonlinear ...
Ponencia
RAPID-retargetability for reusability of application-driven quadrature D/A interface block design
(Institute of Electrical and Electronics Engineers, 1999)
This paper describes ESPRIT 29648, concerning the development of an advanced methodology for the design of a mixed-signal application-driven quadrature D/A interface sub-system, aiming at its reusability by a retargetting ...
Ponencia
IC design for spread spectrum communication exploiting chaos
(Institute of Electrical and Electronics Engineers, 1996)
This paper presents a 2.4 /spl mu/m CMOS IC prototype which includes a programmable chaotic generator and some interface circuitry for chaotic encryption. It realizes a member of the family of the canonical Chua's state ...
Artículo
A Chaotic Switched-Capacitor Circuit for 1/f Noise Generation
(Institute of Electrical and Electronics Engineers, 1992)
A switched-capacitor circuit is reported for the generation of 1 / fYnoise. The circuit is described by a chaotic first-order piecewise-finear discrete map which yields a hopping transition between regions of chaotic motions ...
Artículo
Nonlinear switched-current CMOS IC for random signal generation
(Institution of Engineering and Technology, 1993)
A nonlinear switched-current circuit is presented that implements a chaotic algorithm for the generation of broadband, white analogue noise. The circuit has been fabricated in a double-metal, single-poly 1.6µm CMOS technology ...