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Listar por autor "Carmona Galán, Ricardo"
Mostrando ítems 1-20 de 150
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Ponencia
1D Cellular Automata for Pulse Width Modulated Compressive Sampling CMOS Image Sensors
Trevisi, Marco; Carmona Galán, Ricardo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2018)Compressive sensing (CS) is an alternative to the Shannon limit when the signal to be acquired is known to be sparse or ...
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Ponencia
3-Layer CNN Chip for Focal-Plane Complex Dynamics with Adaptive Image Capture
Domínguez Matas, Carlos; Carmona Galán, Ricardo; Sánchez Fernández, Francisco J.; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2006)This paper presents a CMOS implementation of a layered CNN concurrent with 32times32 photosensors with locally programmable ...
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Ponencia
3D multi-layer vision architecture for surveillance and reconnaissance applications
Földesy, Péter; Carmona Galán, Ricardo; Zarandy, A.; Rekeczky, Csaba; Rodríguez Vázquez, Ángel Benito; Roska, Tamás (Institute of Electrical and Electronics Engineers, 2009)The architecture and the design details of a multilayer combined mixed-signal and digital sensor-processor array chip is ...
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Ponencia
A 0.5 /spl mu/m CMOS CNN analog random access memory chip for massive image processing
Carmona Galán, Ricardo; Espejo Meana, Servando Carlos; Domínguez Castro, Rafael; Rodríguez Vázquez, Ángel Benito; Roska, Tamás; Kozek, Tibor; Chua, Leon O. (Institute of Electrical and Electronics Engineers, 1998)An analog RAM has been designed to act as a cache memory for a CNN Universal Machine. Hence, all the non-standard chips ...
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Artículo
A 0.8-μm CMOS two-dimensional programmable mixed-signal focal-plane array processor with on-chip binary imaging and instructions storage
Domínguez Castro, Rafael; Espejo Meana, Servando Carlos; Rodríguez Vázquez, Ángel Benito; Carmona Galán, Ricardo; Földesy, Péter; Zarándy, Ákos; Szolgay, Péter; Szirányi, Tamás; Roska, Tamás (Institute of Electrical and Electronics Engineers, 1997)This paper presents a CMOS chip for the parallel acquisition and concurrent analog processing of two-dimensional (2-D) ...
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Artículo
A 1000 FPS at 128×128 vision processor with 8-bit digitized I/O
Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito; Carmona Galán, Ricardo; Jiménez Garrido, Francisco José; Espejo Meana, Servando Carlos; Domínguez Castro, Rafael (Institute of Electrical and Electronics Engineers, 2004)This paper presents a mixed-signal programmable chip for high-speed vision applications. It consists of an array of ...
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Ponencia
A 26.5 nJ/px 2.64 Mpx/s CMOS Vision Sensor for Gaussian Pyramid Extraction
Suárez, Manuel; Fernández Berni, Jorge; Carmona Galán, Ricardo; Cabello, D.; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2014)This paper introduces a CMOS vision sensor to extract the Gaussian pyramid with an energy cost of 26.5 nJ/px at 2.64 Mpx/s, ...
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Artículo
A 3-D Chip Architecture for Optical Sensing and Concurrent Processing
Rodríguez Vázquez, Ángel Benito; Carmona Galán, Ricardo; Domínguez Matas, Carlos; Suárez Cambre, Manuel; Brea Sánchez, Víctor Manuel; Pozas, Francisco; Liñán Cembrano, Gustavo; Foldessy, Peter; Zarandy, Akos; Rekeczky, Csaba (SPIE, 2010)This paper presents an architecture for the implementation of vision chips in 3-D integration technologies. This ...
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Artículo
A Bio-Inspired Two-Layer Mixed-Signal Flexible Programmable Chip for Early Vision
Carmona Galán, Ricardo; Jiménez Garrido, Francisco José; Domínguez Castro, Rafael; Espejo Meana, Servando Carlos; Roska, Tamás; Rekeczky, Csaba; Petrás, István; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2003)A bio-inspired model for an analog programmable array processor (APAP), based on studies on the vertebrate retina, has ...
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Artículo
A Bio-Inspired Vision Sensor With Dual Operation and Readout Modes
Leñero Bardallo, Juan Antonio; Hafliger, Philipp Dominik; Carmona Galán, Ricardo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2016)This paper presents a novel event-based vision sensor with two operation modes: intensity mode and spatial contrast ...
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Ponencia
A CMOS 0.18μm 64×64 single photon image sensor with in-pixel 11b time-to-digital converter
Vornicu, Ion; Carmona Galán, Ricardo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2014)The design and characterization of a CMOS 64×64 single-photon avalanche-diode (SPAD) array with in-pixel 11b time-to-digital ...
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Ponencia
A CMOS 8×8 SPAD array for Time-of-Flight measurement and light-spot statistics
Vornicu, Ion; Carmona Galán, Ricardo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2013)The design and simulation of a CMOS 8 × 8 single photon avalanche diode (SPAD) array is presented. The chip has been ...
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Artículo
A CMOS Digital SiPM With Focal-Plane Light-Spot Statistics for DOI Computation
Vornicu, Ion; Bandi, Franco; Carmona Galán, Ricardo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2017)Silicon photomultipliers can be used to infer the depth-of-interaction (DOI) in scintillator crystals. DOI can help to ...
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Artículo
A CMOS Imager for Time-of-Flight and Photon Counting Based on Single Photon Avalanche Diodes and In-Pixel Time-to-Digital Converters
Vornicu, Ion; Carmona Galán, Ricardo; Rodríguez Vázquez, Ángel Benito (Editura Academiei Române, 2014)The design of a CMOS image sensor based on single-photon avalanche-diode (SPAD) array with in-pixel time-to-digital converter ...
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Ponencia
A CMOS-3D reconfigurable architecture with in-pixel processing for feature detectors
Suárez Cambre, Manuel; Brea Sánchez, Víctor Manuel; Pardo, F.; Carmona Galán, Ricardo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2012)This paper introduces a two-tier CMOS-3D architecture for generation of Gaussian pyramids, detection of extrema, and ...
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Ponencia
A CNN-driven locally adaptive CMOS image sensor
Carmona Galán, Ricardo; Domínguez Matas, Carlos; Cuadri, J.; Jiménez Garrido, Francisco José; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2004)A bioinspired model for mixed-signal array mimics the way in which images are processed in the visual pathway. Focal-plane ...
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Ponencia
A countinuous-time cellular neural network chip for direction-selectable connected component detection with optical image acquisition
Espejo Meana, Servando Carlos; Domínguez Castro, Rafael; Carmona Galán, Ricardo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 1994)This paper presents a continuous-time Cellular Neural Network (CNN) chip [1] for the application of Connected Component ...
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Ponencia
A Focal-Plane Image Processor for Low Power Adaptive Capture and Analysis of the Visual Stimulus
Domínguez Matas, Carlos; Carmona Galán, Ricardo; Sánchez Fernández, Francisco J.; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2007)Portable applications of artificial vision are limited by the fact that conventional processing schemes fail to meet the ...
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Ponencia
A high dynamic range image sensor with linear response based on asynchronous event detection
Leñero Bardallo, Juan Antonio; Carmona Galán, Ricardo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2015)This paper investigates the potential of an image sensor that combines event-based asynchronous outputs with conventional ...
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Artículo
A Low-Resources TDC for Multi-Channel Direct ToF Readout Based on a 28-nm FPGA
Parsakordasiabi, Mojtaba; Vornicu, Ion; Rodríguez Vázquez, Ángel Benito; Carmona Galán, Ricardo (Multidisciplinary Digital Publishing Institute (MDPI), 2021)In this paper, we present a proposed field programmable gate array (FPGA)-based time-to-digital converter (TDC) architecture ...