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Artículo
New analogue switch circuit having very low forward resistance
(Institution of Engineering and Technology, 1984)
A new circuit realisation for an analogue switch is reported. The main feature of the proposed design is the low value of the forward resistance as compared with commercial switches. Experimental data confirming the ...
Artículo
10mhz cmos ota-c voltage-controlled quadrature oscillator
(Institution of Engineering and Technology, 1989)
A quadrature-type voltage-controlled oscillator with operational transconductance amplifiers and capacitors (OTA-C) is presented. A monolithic integrated CMOS test circuit is introduced to verify theoretical results. The ...
Artículo
Chaos via a piecewise-linear switch ed-capacitor circuit
(Institution of Engineering and Technology, 1987)
A nonlinear switched-capacitor circuit that generates chaotic signals is reported. The circuit is described by a first-order piecewise-linear discrete equation that exhibits a chaotic dynamics. Experimental results ...
Artículo
A new nonlinear time-domain op-amp macromodel using threshold functions and digitally controlled network elements
(Institute of Electrical and Electronics Engineers, 1988)
A general-purpose nonlinear macromodel for the time-domain simulation of integrated circuit operational amplifiers (op amps), either bipolar or MOS, is presented. Three main differences exist between the macromodel and ...
Artículo
Chaos From Switched-Capacitor Circuits: Discrete Maps
(Institute of Electrical and Electronics Engineers, 1987)
A special-purpose analog computer made of switched-capacitor circuits is presented for analyzing chaos and bifurcation phenomena in nonlinear discrete dynamical systems modeled by discrete maps *n + t = fan)-Experimental ...
Artículo
Operational transconductance amplifier-based nonlinear function syntheses
(Institute of Electrical and Electronics Engineers, 1989)
It is shown that the operational transconductance amplifier, as the active element in basic building blocks, can be efficiently used for programmable nonlinear continuous-time function synthesis. Two efficient nonlinear ...
Artículo
On the Active Compensation of Operational Amplifier Based VCVS
(Institute of Electrical and Electronics Engineers, 1982)
A unified treatment of the active compensation for VCVS realized by operational amplifiers is presented. It is a summary of low-sensitivity circuit structures which can be either magnitude or phase compensated. The performance ...
Artículo
Novel active-compensated weighted summer
(Institution of Engineering and Technology, 1980)
A summer amplifier with extended bandwidth is proposed. Compensation of the frequency characteristics is achieved by employing two operational amplifiers instead of external reactive components.
Artículo
Nonlinear Switched-Capacitor Networks: Basic Principles and Piecewise-Linear Design
(Institute of Electrical and Electronics Engineers, 1985)
The applicability of switched-capacitor (SC) components to the design of nonlinear networks is extensively discussed in this paper. The main objective is to show that SC's can be efficiently used for designing nonlinear ...
Artículo
A Programmable Neural Oscillator Cell
(Institute of Electrical and Electronics Engineers, 1989)
A programmable analog neural oscillator cell architecture is presented. The proposed neuron circuit is of hysteretic neural nature with its implementation based on operational transconductance amplifiers (OTA's). The ...