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Mostrando ítems 1-10 de 21
Ponencia
Analog neural networks for real-time constrained optimization
(Institute of Electrical and Electronics Engineers, 1990)
Architectures and circuit techniques for implementing general piecewise constrained optimization problems using VLSI techniques are explored. Discrete-time analog techniques are considered due to their inherent accuracy, ...
Artículo
On the Design of Voltage-Controlled Sinusoidal Oscillators Using OTA's
(Institute of Electrical and Electronics Engineers, 1990)
A unified systematic approach to the design of voltage-controlled oscillators using only operational transconductance amplifiers (OTA's) and capacitors is discussed in this paper. Two classical oscillator models, i.e., ...
Ponencia
Architectures and building blocks for CMOS VLSI analog "neural" programmable optimizers
(Institute of Electrical and Electronics Engineers, 1992)
A modular reconfigurable serial architecture is presented for the analog/digital implementation of constrained optimization algorithms with digital programmability of the problem weights. Area overhead due to programmability ...
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 ...
Ponencia
Analog integrated neural-like circuits for nonlinear programming
(Institute of Electrical and Electronics Engineers, 1989)
A systematic approach for the design of analog neural nonlinear programming solvers using switched-capacitor (SC) integrated circuit techniques is presented. The method is based on formulating a dynamic gradient system ...
Ponencia
Hysteresis based neural oscillators for VLSI implementations
(Institute of Electrical and Electronics Engineers, 1991)
The actual tendency in most of the work that is being done in VLSI neural network research is to use the simplest possible models to perform the desired tasks. This yields to the use of sigmoidal type neurons that have ...
Artículo
Analog Neural Programmable Optimizers in CMOS VLSI Technologies
(Institute of Electrical and Electronics Engineers, 1992)
A 3-μm CMOS IC is presented demonstrating the concept of an analog neural system for constrained optimization. A serial time-multiplexed general-purpose architecture is introduced for the real-time solution of this kind ...
Ponencia
CMOS analog neural network systems based on oscillatory neurons
(Institute of Electrical and Electronics Engineers, 1992)
This paper addresses the design of two neural network systems based on the use of pulsing neurons. Each neuron is built as a simple voltage controlled oscillator (VCO) whose control voltage makes the circuit to oscillate ...
Ponencia
Nonlinear time-domain macromodeling of OTA circuits
(Institute of Electrical and Electronics Engineers, 1989)
The authors present an accurate nonlinear macromodel of the operational transconductance amplifier (OTA) which is suitable for the transient simulation of OTA-based CMOS analog integrated circuits. As compared to device-level ...
Ponencia
Generation and design of sinusoidal oscillators using OTAS
(Institute of Electrical and Electronics Engineers, 1988)
The design of voltage-controlled oscillators (VCOs) using operational transconductance amplifiers (OTAs) is discussed. Several oscillator structures are proposed. They use only OTAs and capacitors (OTA-C) and are very ...