Perfil del autor: Serrano Gotarredona, María Teresa
Datos institucionales
| Nombre | Serrano Gotarredona, María Teresa |
| Departamento | Arquitectura y Tecnología de Computadores |
| Área de conocimiento | Arquitectura y Tecnología de Computadores |
| Categoría profesional | Profesora Asociada |
| Correo electrónico | Solicitar |
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Estadísticas
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Nº publicaciones
134
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Nº visitas
11887
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Nº descargas
20937
| Publicaciones |
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Artículo
 Effect of Device Mismatches in Differential Oscillatory Neural Networks
(IEEE, 2023)
Analog implementation of Oscillatory Neural Networks (ONNs) has the potential to implement fast and ultra-low-power computing ... |
Artículo
CMOS Front End for Interfacing Spin-Hall Nano-Oscillators for Neuromorphic Computing in the GHz Range
(MDPI, 2023)
Spin-Hall-effect nano-oscillators are promising beyond the CMOS devices currently avail- able, and can potentially be used ... |
Artículo
 A CMOL-Like Memristor-CMOS Neuromorphic Chip-Core Demonstrating Stochastic Binary STDP
(Institute of Electrical and Electronics Engineers Inc., 2022)
The advent of nanoscale memristors raised hopes of being able to build CMOL (CMOS/nanowire/molecular) type ultra-dense ... |
Artículo
Liquid State Machine on SpiNNaker for Spatio-Temporal Classification Tasks
(Frontiers Media S.A., 2022)
Liquid State Machines (LSMs) are computing reservoirs composed of recurrently connected Spiking Neural Networks which have ... |
Ponencia
Event data downscaling for embedded computer vision
(SciTePress, 2022)
Event cameras (or silicon retinas) represent a new kind of sensor that measure pixel-wise changes in brightness and output ... |
Artículo
A CMOS-memristor hybrid system for implementing stochastic binary spike timing-dependent plasticity
(Royal Society Publishing, 2022)
This paper describes a fully experimental hybrid system in which a 4 × 4 memristive crossbar spiking neural network (SNN) ... |
Ponencia
Implementation of binary stochastic STDP learning using chalcogenide-based memristive devices
(IEEE, 2021)
The emergence of nano-scale memristive devices encouraged many different research areas to exploit their use in multiple ... |
Artículo
Neuromorphic Low-Power Inference on Memristive Crossbars With On-Chip Offset Calibration
(IEEE, 2021)
Monolithic integration of silicon with nano-sized Redox-based resistive Random-Access Memory (ReRAM) devices opened the ... |
Artículo
Hardware Implementation of Differential Oscillatory Neural Networks Using VO 2-Based Oscillators and Memristor-Bridge Circuits
(Frontiers Media, 2021)
Oscillatory Neural Networks (ONNs) are currently arousing interest in the research community for their potential to implement ... |
Ponencia
Foveal-pit inspired filtering of DVS spike response
(Institute of Electrical and Electronics Engineers Inc. (IEEE), 2021)
In this paper, we present results of processing Dynamic Vision Sensor (DVS) recordings of visual patterns with a retinal ... |
Ponencia
Experimental Body-input Three-stage DC offset Calibration Scheme for Memristive Crossbar
(IEEE, 2020)
Reading several ReRAMs simultaneously in a neuromorphic circuit increases power consumption and limits scalability. Applying ... |
Artículo
Event-driven implementation of deep spiking convolutional neural networks for supervised classification using the SpiNNaker neuromorphic platform
(Elsevier, 2020)
Neural networks have enabled great advances in recent times due mainly to improved parallel computing capabilities in ... |
Artículo
Asynchronous Spiking Neurons, the Natural Key to Exploit Temporal Sparsity
(IEEE Computer Society, 2019)
Inference of Deep Neural Networks for stream signal (Video/Audio) processing in edge devices is still challenging. Unlike ... |
Ponencia
Learning weights with STDP to build prototype images for classification
(IEEE Computer Society, 2019)
The combination of Spike Timing Dependent Plasticity (STDP) and latency coding used in a spiking neural network has been ... |
Artículo
A Digital Neuromorphic Realization of the 2-D Wilson Neuron Model
(IEEE Computer Society, 2019)
This brief presents a piecewise linear approximation of the nonlinear Wilson (NW) neuron model for the realization of an ... |
Ponencia
Conversion of Synchronous Artificial Neural Network to Asynchronous Spiking Neural Network using sigma-delta quantization
(IEEE Computer Society, 2019)
Artificial Neural Networks (ANNs) show great performance in several data analysis tasks including visual and auditory applications. ... |
Ponencia
A Current Attenuator for Efficient Memristive Crossbars Read-Out
(IEEE Computer Society, 2019)
This paper presents a new current attenuator circuit to scale down the inference currents in memristor based crossbars that ... |
Artículo
Neuromorphic Spiking Neural Networks and Their Memristor-CMOS Hardware Implementations
(MDPI, 2019)
Inspired by biology, neuromorphic systems have been trying to emulate the human brain for decades, taking advantage of its ... |
Artículo
Asynchronous Spiking Neurons, the Natural Key to Exploit Temporal Sparsity
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Inference of Deep Neural Networks for stream signal (Video/Audio) processing in edge devices is still challenging. Unlike ... |
Tesis Doctoral
Diseño digital para sistemas bio-inspirados neuromórficos de proceso de visión.
(2018)
Artificial Intelligence (AI) is an exciting technology that flourished in this century. One of the goals for this technology ... |
Artículo
A Configurable Event-Driven Convolutional Node with Rate Saturation Mechanism for Modular ConvNet Systems Implementation
(Frontiers Media, 2018)
Convolutional Neural Networks (ConvNets) are a particular type of neural network often used for many applications like ... |
Ponencia
Scene Context Classification with Event-Driven Spiking Deep Neural Networks
(IEEE Computer Society, 2018)
Event-Driven computation is attracting growing attention among researchers for several reasons. On one hand, the availability ... |
Artículo
On Practical Issues for Stochastic STDP Hardware With 1-bit Synaptic Weights
(Frontiers Media, 2018)
In computational neuroscience, synaptic plasticity learning rules are typically studied using the full 64-bit floating ... |
Artículo
Active Perception with Dynamic Vision Sensors. Minimum Saccades with Optimum Recognition
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Vision processing with Dynamic Vision Sensors (DVS) is becoming increasingly popular. This type of bio-inspired vision ... |
Ponencia
An Intrinsic Method for Fast Parameter Update on the SpiNNaker Platform
(IEEE Computer Society, 2018)
Neuromorphic Computing or Spiking (also called Event-Driven) Neural Systems are becoming of high interest as they potentially ... |
Ponencia
Event-Driven Configurable Module with Refractory Mechanism for ConvNets on FPGA
(IEEE Computer Society, 2018)
We have developed a fully configurable event-driven convolutional module with refractory period mechanism that can be used ... |
Artículo
Event-Driven Stereo Visual Tracking Algorithm to Solve Object Occlusion
(IEEE Computer Society, 2018)
Object tracking is a major problem for many computer vision applications, but it continues to be computationally expensive. ... |
Ponencia
Hybrid Neural Network, An Efficient Low-Power Digital Hardware Implementation of Event-based Artificial Neural Network
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Interest in event-based vision sensors has proliferated in recent years, with innovative technology becoming more accessible ... |
Ponencia
Performance Comparison of Time-Step-Driven versus Event-Driven Neural State Update Approaches in SpiNNaker
(IEEE. Institute of Electrical and Electronics Engineers, 2018)
The SpiNNaker chip is a multi-core processor optimized for neuromorphic applications. Many SpiNNaker chips are assembled ... |
Ponencia
Live Demonstration: Multiplexing AER Asynchronous Channels over LVDS Links with Flow-Control and Clock- Correction for Scalable Neuromorphic Systems
(IEEE Computer Society, 2017)
In this live demonstration we exploit the use of a serial link for fast asynchronous communication in massively parallel ... |
Artículo
An event-based classifier for Dynamic Vision Sensor and synthetic data
(Frontiers Media, 2017)
This paper introduces a novel methodology for training an event-driven classifier within a Spiking Neural Network (SNN) ... |
Ponencia
Spiking Hough for Shape Recognition
(Springer, 2017)
The paper implements a spiking neural model methodology inspired on the Hough Transform. On-line event-driven spikes ... |
Artículo
A Spiking Neural Network Model of the Lateral Geniculate Nucleus on the SpiNNaker Machine
(Frontiers Media, 2017)
We present a spiking neural network model of the thalamic Lateral Geniculate Nucleus (LGN) developed on SpiNNaker, which ... |
Artículo
On Multiple AER Handshaking Channels Over High-Speed Bit-Serial Bidirectional LVDS Links With Flow-Control and Clock-Correction on Commercial FPGAs for Scalable Neuromorphic Systems
(Institute of Electrical and Electronics Engineers, 2017)
Address event representation (AER) is a widely employed asynchronous technique for interchanging “neural spikes” between ... |
Ponencia
Hardware Implementation of Convolutional STDP for On-line Visual Feature Learning
(IEEE. Institute of Electrical and Electronics Engineers, 2017)
We present a highly hardware friendly STDP (Spike Timing Dependent Plasticity) learning rule for training ... |
Ponencia
Multiplexing AER Asynchronous Channels over LVDS Links with Flow-Control and Clock-Correction for Scalable Neuromorphic Systems
(IEEE Computer Society, 2017)
Address-Event-Representation (AER) is a widely extended asynchronous technique for interchanging “neural spikes” among ... |
Ponencia
Live demonstration: Hardware implementation of convolutional STDP for on-line visual feature learning
(IEEE. Institute of Electrical and Electronics Engineers, 2017)
We present live demonstration of a hardware that can learn visual features on-line and in real-time during presentation ... |
Ponencia
Passive localization and detection of quadcopter UAVs by using Dynamic Vision Sensor
(IEEE. Institute of Electrical and Electronics Engineers, 2017)
We present a new passive and low power localization method for quadcopter UAVs (Unmanned aerial vehicles) by using dynamic ... |
Artículo
An Event-Driven Classifier for Spiking Neural Networks Fed with Synthetic or Dynamic Vision Sensor Data
(Frontiers Media, 2017)
This paper introduces a novel methodology for training an event-driven classifier within a Spiking Neural Network (SNN) ... |
Artículo
Benchmarking Spike-Based Visual Recognition: A Dataset and Evaluation
(Frontiers Media, 2016)
Today, increasing attention is being paid to research into spike-based neural computation both to gain a better understanding ... |
Artículo
Fast Predictive Handshaking in Synchronous FPGAs for Fully Asynchronous Multisymbol Chip Links: Application to SpiNNaker 2-of-7 Links
(Institute of Electrical and Electronics Engineers, 2016)
Asynchronous handshaken interchip links are very popular among neuromorphic full-custom chips due to their delay-insensitive ... |
Ponencia
Fast Pipeline 128x128 Pixel Spiking Convolution Core for Event-Driven Vision Processing in FPGAs
(IEEE. Institute of Electrical and Electronics Engineers, 2015)
This paper describes a digital implementation of a parallel and pipelined spiking convolutional neural network (SConvNet) core ... |
Artículo
Plasticity in memristive devices for spiking neural networks
(Frontiers Media, 2015)
Memristive devices present a new device technology allowing for the realization of compact non-volatile memories. Some of ... |
Ponencia
ConvNets Experiments on SpiNNaker
(IEEE Computer Society, 2015)
The SpiNNaker Hardware platform allows emulating generic neural network topologies, where each neuronto- neuron connection ... |
Ponencia
High-Speed Serial Interfaces for Event-Driven Neuromorphic Systems
(IEEE Computer Society, 2015)
Neuromorphic Engineering is the discipline of building sensory processing artificial systems inspired in the neural processing ... |
Artículo
Poker-DVS and MNIST-DVS. Their History, How They Were Made, and Other Details
(Frontiers Media, 2015)
This article reports on two databases for event-driven object recognition using a Dynamic Vision Sensor (DVS). The first, ... |
Ponencia
An AER handshake-less modular infrastructure PCB with x8 2.5Gbps LVDS serial links
(IEEE Computer Society, 2014)
Nowadays spike-based brain processing emulation is taking off. Several EU and others worldwide projects are demonstrating ... |
Artículo
Retinomorphic Event-Based Vision Sensors: Bioinspired Cameras With Spiking Output
(IEEE Computer Society, 2014)
State-of-the-art image sensors suffer from significant limitations imposed by their very principle of operation. These ... |
Ponencia
Live Demonstration: Event-Driven Sensing and Processing for High-Speed Robotic Vision
(Institute of Electrical and Electronics Engineers, 2014)
|
Ponencia
Event-driven stereo vision with orientation filters
(IEEE Computer Society, 2014)
The recently developed Dynamic Vision Sensors (DVS) sense dynamic visual information asynchronously and code it into trains ... |
Ponencia
Spike-based VITE control with Dynamic Vision Sensor applied to an Arm Robot.
(IEEE Computer Society, 2014)
Spike-based motor control is very important in the field of robotics and also for the neuromorphic engineering community ... |
Ponencia
Event-driven sensing and processing for high-speed robotic vision
(Institute of Electrical and Electronics Engineers, 2014)
We present here an overview of a new vision paradigm where sensors and processors use visual information ... |
Artículo
On the use of orientation filters for 3D reconstruction in event-driven stereo vision
(Frontiers Media, 2014)
The recently developed Dynamic Vision Sensors (DVS) sense visual information asynchronously and code it into trains of ... |
Artículo
Mapping from Frame-Driven to Frame-Free Event-Driven Vision Systems by Low-Rate Rate-Coding and Coincidence Processing. Application to Feed-Forward ConvNets
(Institute of Electrical and Electronics Engineers (IEEE), 2013)
Event-driven visual sensors have attracted interest from a number of different research communities. They provide visual ... |
Ponencia
Improved Contrast Sensitivity DVS and its Application to Event-Driven Stereo Vision
(IEEE Computer Society, 2013)
This paper presents a new DVS sensor with one order of magnitude improved contrast sensitivity over previous reported DVSs. ... |
Artículo
A 1.5 ns OFF/ON Switching-Time Voltage-Mode LVDS Driver/Receiver Pair for Asynchronous AER Bit-Serial Chip Grid Links With Up to 40 Times Event-Rate Dependent Power Savings
(IEEE Computer Society, 2013)
This paper presents a low power fast ON/OFF switchable voltage mode implementation of a driver/receiver pair intended to ... |
Artículo
Multi-casting mesh AER: A scalable assembly approach for reconfigurable neuromorphic structured AER systems. Application to ConvNets
(Institute of Electrical and Electronics Engineers, 2013)
This paper presents a modular, scalable approach to assembling hierarchically structured neuromorphic Address Event ... |
Artículo
STDP and STDP Variations with Memristors for Spiking Neuromorphic Learning Systems
(2013)
In this paper we review several ways of realizing asynchronous Spike-Timing-DependentPlasticity (STDP) using memristors ... |
Artículo
A Real-Time, Event Driven Neuromorphic System for Goal-Directed Attentional Selection
(Springer Verlag, 2012)
Computation with spiking neurons takes advantage of the abstraction of action potentials into streams of stereotypical ... |
Artículo
Comparison between frame-constrained fix-pixel-value and frame-free spiking-dynamic-pixel convNets for visual processing
(Frontiers Media, 2012)
Most scene segmentation and categorization architectures for the extraction of features in images and patches make exhaustive ... |
Artículo
An Event-Driven Multi-Kernel Convolution Processor Module for Event-Driven Vision Sensors
(IEEE Computer Society, 2012)
Event-Driven vision sensing is a new way of sensing visual reality in a frame-free manner. This is, the vision sensor (camera) ... |
Ponencia
Design of adaptive nano/CMOS neural architectures
(IEEE Computer Society, 2012)
Memristive devices are a promising technology to implement dense learning synapse arrays emulating the high memory capacity ... |
Ponencia
Voltage Mode Driver for Low Power Transmission of High Speed Serial AER Links
(IEEE Computer Society, 2011)
This paper presents a voltage-mode high speed driver to transmit serial AER data in scalable multi-chip AER systems. To ... |
Artículo
A memristive nanoparticle/organic hybrid synapstor for neuro-inspired computing.
(Wiley, 2011)
A large effort is devoted to the research of new computing paradigms associated with innovative nanotechnologies that ... |
Artículo
A 32 x 32 Pixel Convolution Processor Chip for Address Event Vision Sensors With 155 ns Event Latency and 20 Meps Throughput
(IEEE Computer Society, 2011)
This paper describes a convolution chip for event-driven vision sensing and processing systems. As opposed to conventional ... |
Ponencia
Red neuronal convolucional rápida sin fotogramas para reconocimientos de dígitos
(Unión Científica Internacional de Radio, 2011)
In this paper a bio-inspired six-layer convolutional network (ConvNet) non-frame based for digit recognition is shown. The ... |
| Artículo |
Artículo
An Instant-Startup Jitter-Tolerant Manchester- Encoding Serializer/Deserializer Scheme for Event-Driven Bit-Serial LVDS Interchip AER Links
(IEEE Computer Society, 2011)
This paper presents a serializer/deserializer scheme for asynchronous address event representation (AER) bit-serial interchip ... |
Ponencia
Sistema de reconocimiento de caracteres de alta velocidad basado en eventos
(2011)
Spike-based processing technology is capable of very high speed throughput, as it does not rely on sensing and processing ... |
Artículo
A 3.6 μ s latency asynchronous frame-free event-driven dynamic-vision-sensor
(Institute of Electrical and Electronics Engineers, 2011)
This paper presents a 128 × 128 dynamic vision sensor. Each pixel detects temporal changes in the local illumination. A ... |
Artículo
On spike-timing-dependent-plasticity, memristive devices, and building a self-learning visual cortex
(Frontiers Media, 2011)
In this paper we present a very exciting overlap between emergent nanotechnology and neuroscience, which has been discovered ... |
Ponencia
A bioinspired 128x128 pixel dynamic-vision-sensor
(2011)
This paper presents a 128x128 dynamic vision sensor. Each pixel detects temporal changes in the local illumination. A ... |
Tesis Doctoral
Microchips convolucionadores AER para procesado asíncrono neocortical de información sensorial visual codificada en eventos
(2010)
En este trabajo, se presentan dos versiones diferentes de microchips convolucionadores completamente digitales basados en ... |
Ponencia
On scalable spiking convnet hardware for cortex-like visual sensory processing systems
(IEEE Computer Society, 2010)
This paper summarizes how Convolutional Neural Networks (ConvNets) can be implemented in hardware using Spiking neural ... |
Tesis Doctoral
Estudio, diseño, implementación y test de retinas visuales VLSI sensoras de contraste espacial y temporal
(2010)
En los últimos años hemos podido apreciar un crecimiento exponencial en las ventas de sistemas de visión. Dicha tendencia ... |
| Ponencia |
Ponencia
Neocortical frame-free vision sensing and processing through scalable Spiking ConvNet hardware
(IEEE Computer Society, 2010)
This paper summarizes how Convolutional Neural Networks (ConvNets) can be implemented in hardware using Spiking neural ... |
Artículo
Fast vision through frameless event-based sensing and convolutional processing: Application to texture recognition
(Institute of Electrical and Electronics Engineers, 2010)
Address-event representation (AER) is an emergent hardware technology which shows a high potential for providing in the ... |
Ponencia
On neuromorphic spiking architectures for asynchronous STDP memristive systems
(IEEE Computer Society, 2010)
Neuromorphic circuits and systems techniques have great potential for exploiting novel nanotechnology devices, which suffer ... |
Ponencia
Spike-Based Convolutional Network for real-time processing
(IEEE Computer Society, 2010)
In this paper we propose the first bio-inspired sixlayer convolutional network (ConvNet) non-frame based that can be ... |
Artículo
A five-decade dynamic-range ambient-light-independent calibrated signed-spatial-contrast AER retina with 0.1-ms latency and optional time-to-first-spike mode
(Institute of Electrical and Electronics Engineers, 2010)
Address Event Representation (AER) is an emergent technology for assembling modular multiblock bio-inspired sensory and ... |
Ponencia
A signed spatial contrast event spike retina chip
(IEEE Computer Society, 2010)
Reported AER (Address Event Representation) contrast retinae perform a contrast computation based on the ratio between a ... |
Ponencia
OTA-C oscillator with low frequency variations for on-chip clock generation in serial LVDS-AER links
(IEEE Computer Society, 2009)
This paper presents the design and simulation of an OTA-C oscillator intended to be used as on-chip frequency reference. ... |
Artículo
CAVIAR: A 45k neuron, 5M synapse, 12G connects/s AER hardware sensory-processing-learning-actuating system for high-speed visual object recognition and tracking
(Institute of Electrical and Electronics Engineers, 2009)
This paper describes CAVIAR, a massively parallel hardware implementation of a spike-based sensing-processing-learning-actuating ... |
Ponencia
Low power LVDS transceiver for AER links with burst mode operation capability
(2009)
This paper presents the design and simulation of an LVDS transceiver intended to be used in serial AER links. Traditional ... |
Ponencia
Exploiting memristance for implementing spike-time-dependent-plasticity in neuromorphic nanotechnology systems
(2009)
In this paper we show that STDP can be implemented using a crossbar memristive array combined with neurons that asynchronously ... |
Ponencia
Advanced Vision Processing Systems: Spike-Based Simulation and Processing
(Springer, 2009)
In this paper we briefly summarize the fundamental properties of spike events processing applied to artificial vision ... |
Ponencia
A Mismatch Calibrated Bipolar Spatial Contrast AER Retina with Adjustable Contrast Threshold
(IEEE Computer Society, 2009)
Address Event Representation (AER) is an emergent technology for assembling modular multi-blocks bio-inspired sensory and ... |
Ponencia
A spatial calibrated AER contrast retina with adjustable contrast threshold
(2009)
Address Event Representation (AER) is an emergent technology for assembling modular multi-blocks bio-inspired sensory and ... |
Ponencia
LVDS interface for AER links with burst mode operation capability
(IEEE Computer Society, 2008)
This paper presents the design and simulation of a serial AER LVDS communication link. It converts data from classical AER ... |
Ponencia
High-Speed Character Recognition System based on a complex hierarchical AER architecture
(IEEE Computer Society, 2008)
In this paper we briefly summarize the fundamental properties of spikes processing applied to artificial vision systems. ... |
Artículo
On Real-Time AER 2-D Convolutions Hardware for Neuromorphic Spike-Based Cortical Processing
(IEEE Computer Society, 2008)
In this paper, a chip that performs real-time image convolutions with programmable kernels of arbitrary shape is presented. The ... |
Ponencia
Compact Calibration Circuit for Large Neuromorphic Arrays
(IEEE Computer Society, 2008)
Low current applications, like neuromorphic circuits, where operating currents can be as low as few nano amps or less, ... |
Ponencia
Event based vision sensing and processing
(IEEE Computer Society, 2008)
In this paper we briefly summarize the fundamental properties of spike events processing applied to artificial vision ... |
Ponencia
Fully Digital AER Convolution Chip for Vision Processing
(IEEE Computer Society, 2008)
We present a neuromorphic fully digital convolution microchip for Address Event Representation (AER) spike-based processing ... |
Artículo
A calibration technique for very low current and compact tunable neuromorphic cells: Application to 5-bit 20nA DACs
(Institute of Electrical and Electronics Engineers, 2008)
Low current applications, like neuromorphic circuits, where operating currents can be as low as a few nanoamperes or less, ... |
Ponencia
Simulador de sistemas AER basados en eventos
(2008)
Address-Event-Representation (AER) is a communications protocol for transferring (visual) information between chips, ... |
Artículo
An Accurate Automatic Quality-Factor Tuning Scheme for Second-Order LC Filters
(IEEE Computer Society, 2007)
This paper presents a scheme to accurately tune the quality factor of second-order LC bandpass filters. The information ... |
Ponencia
Spike Events Processing for Vision Systems
(IEEE Computer Society, 2007)
In this paper we briefly summarize the fundamental properties of spike events processing applied to artificial vision ... |
Ponencia
A Physical Interpretation of the Distance Term in Pelgrom’s Mismatch Model results in very Efficient CAD
(IEEE Computer Society, 2007)
In 1989 Pelgrom et al. published a mismatch model for MOS transistors, where the standard quadratic deviation of the ... |
Artículo
A spatial contrast retina with on-chip calibration for neuromorphic spike-based AER vision systems
(Institute of Electrical and Electronics Engineers, 2007)
We present a 32 32 pixels contrast retina microchip that provides its output as an address event representation (AER) ... |
Artículo
The stochastic I-Pot: A circuit block for programming bias currents
(Institute of Electrical and Electronics Engineers, 2007)
In this brief, we present the “Stochastic I-Pot.” It is a circuit element that allows for digitally programming a precise ... |
Artículo
On an Efficient CAD implementation of the distance term in pelgrom's mismatch model
(Institute of Electrical and Electronics Engineers (IEEE), 2007)
In 1989, Pelgrom et al. published a mismatch model for MOS transistors, where the variation of parameter mismatch between ... |
Ponencia
An AER Contrast Retina with On-Chip Calibration
(IEEE Computer Society, 2007)
We present a contrast retina microchip that provides its output as an AER (Address Event Representation) stream. Contrast ... |
Ponencia
High-speed image processing with AER-based components
(IEEE Computer Society, 2006)
A high speed sample image processing application using AER-based components is presented. The setup objective is to ... |
Artículo
A neuromorphic cortical-layer microchip for spike-based event processing vision systems
(Institute of Electrical and Electronics Engineers, 2006)
We present a neuromorphic cortical-layer processing microchip for address event representation (AER) spike-based processing ... |
Artículo
A Low-Power Current Mode Fuzzy-ART Cell
(IEEE Computer Society, 2006)
This paper presents a very large scale integration (VLSI) implementation of a low-power current-mode fuzzy-adaptive ... |
Ponencia
AER Building Blocks for Multi-Layer Multi-Chip Neuromorphic Vision Systems
(Neural Information Processing Systems Foundation, 2005)
A 5-layer neuromorphic vision processor whose components communicate spike events asychronously using the ... |
Artículo
A precise 90º quadrature OTA-C oscillator tunable in the 50-130-MHz range
(Institute of Electrical and Electronics Engineers, 2004)
We present a very-large-scale integration continuous-time sinusoidal operational transconductance amplifiers quadrature ... |
Ponencia
A Precise CMOS Mismatch Model for Analog Design from Weak to Strong Inversion
(IEEE Computer Society, 2004)
A five parameter mismatch model continuos from weak to strong inversion is presented. The model is an extension of a ... |
Artículo
Compact low-power calibration mini-DACs for neural arrays with programmable weights
(Institute of Electrical and Electronics Engineers, 2003)
This paper considers the viability of compact low-resolution low-power mini digital-to-analog converters (mini-DACs) for ... |
Artículo
Log-domain implementation of complex dynamics reaction-diffusion neural networks
(Institute of Electrical and Electronics Engineers, 2003)
In this paper, we have identified a second-order reaction-diffusion differential equation able to reproduce through parameter ... |
Artículo
On the design and characterization of femtoampere current-mode circuits
(Institute of Electrical and Electronics Engineers, 2003)
In this paper, we show and validate a reliable circuit design technique based on source voltage shifting for current-mode ... |
Artículo
Precise 90º quadrature current-controlled oscillator tunable between 50-130 MHz
(Institute of Electrical and Electronics Engineers, 2003)
A VLSI continuous time sinusoidal OTA-C quadrature oscillator fabricated in a standard double-poly 0.8 µm CMOS process is ... |
Artículo
Current-mode fully-programmable piece-wise-linear block for neuro-fuzzy applications
(Institute of Electrical and Electronics Engineers, 2002)
A new method to implement an arbitrary piece-wise-linear characteristic in current mode is presented. Each of the breaking ... |
Ponencia
A stored program 2/sup nd/ order/3-layer complex cell CNN-UM
(Institute of Electrical and Electronics Engineers, 2000)
A stored program 2/sup nd/ order/3-layer complex cell cellular neural network Universal Machine (CNN-UM) architecture is ... |
Ponencia
Programmable kernel analog VLSI convolution chip for real time vision processing
(IEEE Computer Society, 2000)
A neural architecture that implements a programmable 2D image filter has been presented. The architecture allows to implement ... |
Artículo
A programmable VLSI filter architecture for application in real-time vision processing systems
(World Scientific Publishing, 2000)
An architecture is proposed for the realization of real-time edge-extraction filtering operation in an Address-Event-Representation ... |
Ponencia
A Methodology for MOS Transistor Mismatch Parameter Extraction and Mismatch Simulation
(IEEE Computer Society, 2000)
This paper presents a methodology for mismatch parameter extraction and mismatch simulation using conventional electrical ... |
Ponencia
A New Strong Inversion 5-Parameter Transistor Mismatch Model
(IEEE Computer Society, 2000)
A new 5-parameter MOS transistor mismatch model is introduced capable of predicting transistor mismatch with very high ... |
Ponencia
Programmable 2D image filter for AER vision processing
(IEEE Computer Society, 1999)
A VLSI architecture is proposed for the realization of real-time 2D image filtering in an address-event-representation ... |
Artículo
On the Design of Second Order Dynamics Reaction-Diffusion CNNs
(Springer, 1999)
In this paper, a second order reaction-diffusion equation has been identified which is able to reproduce through parameter ... |
Ponencia
A General Subthreshold MOS Translinear Theorem
(IEEE Computer Society, 1999)
This paper outlines the conditions under which the translinear principle can be fully exploited for MOS transistors operating ... |
Artículo
Very wide range tunable CMOS/bipolar current mirrors with voltage clamped input
(Institute of Electrical and Electronics Engineers, 1999)
In low power current mode signal processing circuits it is often necessary to use current mirrors to replicate and ... |
Artículo
A general translinear principle for subthreshold MOS transistors
(Institute of Electrical and Electronics Engineers, 1999)
This paper revises the conditions under which the translinear principle can be fully exploited for MOS transistors operating ... |
Artículo
AER image filtering architecture for vision-processing systems
(Institute of Electrical and Electronics Engineers, 1999)
A VLSI architecture is proposed for the realization of real-time two-dimensional (2-D) image filtering in an ... |
Artículo
A high-precision current-mode WTA-MAX circuit with multichip capability
(Institute of Electrical and Electronics Engineers, 1998)
This paper presents a circuit design technique suitable for the realization of winner-take-all (WTA), maximum (MAX), ... |
Artículo
7-decade tuning range CMOS OTA-C sinusoidal VCO
(Institute of Electrical and Electronics Engineers, 1998)
A new operational transconductance amplifier-capacitor (OTA-C) based sinusoidal voltage-controlled oscillator (VCO) has ... |
Artículo
An ART1 microchip and its use in multi-ART1 systems
(Institute of Electrical and Electronics Engineers, 1997)
Recently, a real-time clustering microchip neural engine based on the ART1 architecture has been reported. Such chip is ... |
Artículo
A real-time clustering microchip neural engine
(Institute of Electrical and Electronics Engineers, 1996)
This paper presents an analog current-mode VLSI implementation of an unsupervised clustering algorithm. The clustering ... |
Artículo
A modified ART 1 algorithm more suitable for VLSI implementations
(Elsevier, 1996)
This paper presents a modification to the original ART 1 algorithm (Carpenter and Grossberg, 1987a, A massively parallel ... |
| Tesis Doctoral |
Artículo
A modular current-mode high-precision winner-take-all circuit
(IEEE Computer Society, 1995)
In this paper we present a Winner-Take-All (WTA) circuit realized using current-mode circuit design techniques. The operation ... |
Artículo
The active-input regulated-cascode current mirror
(Institute of Electrical and Electronics Engineers, 1994)
A continuous-time current mirror circuit is presented that combines an active input and a regulated cascode output. The ... |