Buscar
Mostrando ítems 1-9 de 9
Ponencia
A CMOS fully-differential bandpass ΣΔ modulator using switched-current circuits
(Institute of Electrical and Electronics Engineers, 1995)
This paper presents a fourth-order bandpass sigma-delta modulator that has been designed using fully-differential switched-current circuits in a 0.8μm CMOS technology. The modulator prototype has been obtained by applying ...
Artículo
Using Building Blocks to Design Analog Neuro-Fuzzy Controllers
(Institute of Electrical and Electronics Engineers, 1995)
We present a parallel architecture for fuzzy controllers and a methodology for their realization as analog CMOS chips for low- and medium-precision applications. These chips can be made to learn through the adaptation of ...
Ponencia
Modular Design of Adaptive Analog CMOS Fuzzy Controller Chips
(Institute of Electrical and Electronics Engineers, 1995)
Analog circuits are natural candidates to design fuzzy chips with optimum speed/power figures for precision up to about 1%. This paper presents a methodology and circuit blocks to realize fuzzy controllers in the form of ...
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
Secure communication through switched-current chaotic circuits
(Institute of Electrical and Electronics Engineers, 1995)
This paper presents the use of analog integrated circuits for secure communication based on chaos synchronization. The phenomenon is demonstrated through experimental measurements realized on silicon prototypes in a ...
Artículo
Efficient symbolic computation of approximated small-signal characteristics of analog integrated circuits
(Institute of Electrical and Electronics Engineers, 1995)
A symbolic analysis tool is presented that generates simplified symbolic expressions for the small-signal characteristics of large analog integrated circuits. The expressions are approximated while they are computed, so ...
Ponencia
Realization of a CNN universal chip in CMOS technology
(Institute of Electrical and Electronics Engineers, 1995)
This paper describes the design of a programmable Cellular Neural Network (CNN) chip, with additional functionalities similar to those of the CNN Universal Chip. The prototype, which contains 1024 cells, has been designed ...
Ponencia
Tool for fast mismatch analysis of analog circuits
(Institute of Electrical and Electronics Engineers, 1995)
A tool is presented that evaluates statistical deviations in performance characteristics of analog circuits, starting from statistical deviations in the technological parameters of MOS transistors. Performance is demonstrated ...
Ponencia
Learning in neuro/fuzzy analog chips
(Institute of Electrical and Electronics Engineers, 1995)
This paper focus on the design of adaptive mixed-signal fuzzy chips. These chips have parallel architecture and feature electrically-controlable surface maps. The design methodology is based on the use of composite transistors ...