Recent Submissions

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    Gate-Level Design Methodology for Side-Channel Resistant Logic Styles Using TFETs 

    Delgado Lozano, Ignacio María; Tena Sánchez, Erica; Núñez Martínez, Juan; Acosta Jiménez, Antonio José (IEEE, 2021)
    The design of secure circuits in emerging technologies is an appealing area that requires new efforts and attention as an ...
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    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 ...
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    Secure combination of iot and blockchain by physically binding iot devices to smart non-fungible tokens using pufs 

    Arcenegui Almenara, Javier; Arjona, Rosario; Román Hajderek, Roberto; Baturone Castillo, María Iluminada (Multidisciplinary Digital Publishing Institute (MDPI), 2021)
    Non-fungible tokens (NFTs) are widely used in blockchain to represent unique and non-interchangeable assets. Current NFTs ...
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    PreVIous: A Methodology for Prediction of Visual Inference Performance on IoT Devices 

    Velasco Montero, Delia; Fernández Berni, Jorge; Carmona Galán, Ricardo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2020)
    This article presents PreVIous, a methodology to predict the performance of convolutional neural networks (CNNs) in terms ...
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    A 32 x 32 Pixel Convolution Processor Chip for Address Event Vision Sensors With 155 ns Event Latency and 20 Meps Throughput 

    Camuñas Mesa, Luis Alejandro; Acosta Jiménez, Antonio José; Zamarreño Ramos, Carlos; Serrano Gotarredona, María Teresa; Linares Barranco, Bernabé (IEEE Computer Society, 2011)
    This paper describes a convolution chip for event-driven vision sensing and processing systems. As opposed to conventional ...
  • Presentation
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    Design considerations for a low-noise CMOS image sensor 

    González Márquez, Ana; Charlet, Alexandre; Villegas, Alberto; Jiménez Garrido, Francisco José; Medeiro Hidalgo, Fernando; Domínguez Castro, Rafael; Rodríguez Vázquez, Ángel Benito (SPIE- The International Society for Optical Engineering, 2015)
    This paper reports a Low-Noise CMOS Image Sensor. Low-noise operation is achieved owing to the combination of a noise-enhanced ...
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    Experimental demonstration of real-time image-processing using a VLSI analog programmable array processor 

    Liñán Cembrano, Gustavo; Domínguez Castro, Rafael; Espejo Meana, Servando Carlos; Roca Moreno, Elisenda; Foldesy, Péter; Rodríguez Vázquez, Ángel Benito (SPIE- The International Society for Optical Engineering, 2000)
    This paper describes a full-custom mixed-signal chip which embeds distributed optical signal acquisition, digitallyprogrammable analog ...
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    Experimental verification of chaotic encryption of audio using monolithic chaotic modulators 

    Delgado Restituto, Manuel; Rodríguez Vázquez, Ángel Benito; Liñán Reyes, Matías (SPIE- The International Society for Optical Engineering, 1995)
    This paper reports the first experimental verification of chaotic encryption of audio signals using integrated circuits. ...
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    Programmable resolution imager for imaging applications 

    Roca Moreno, Elisenda; Soriano Pastor, Germán; Espejo Meana, Servando Carlos; Domínguez Castro, Rafael; Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito (SPIE- The International Society for Optical Engineering, 2000)
    In this paper a programmable imager with averaging capabilities will be described which is intended for averaging of ...
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    Towards a computational approach for collision avoidance with real-world scenes 

    Keil, Matthias Sven; Rodríguez Vázquez, Ángel Benito (SPIE- The International Society for Optical Engineering, 2003)
    In the central nervous systems of animals like pigeons and locusts, neurons were identified which signal objects approaching ...
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    Chaotic image encryption using hopfield and hindmarsh–rose neurons implemented on FPGA 

    Tlelo-Cuautle, Esteban; Díaz-Muñoz, Jonathan Daniel; González-Zapata, Astrid Maritza; Li, Rui; León-Salas, Walter Daniel; Fernández Fernández, Francisco Vidal; Guillén-Fernández, Omar; Cruz-Vega, Israel (Multidisciplinary Digital Publishing Institute (MDPI), 2020)
    Chaotic systems implemented by artificial neural networks are good candidates for data encryption. In this manner, this ...
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    Chaos From Switched-Capacitor Circuits: Discrete Maps 

    Rodríguez Vázquez, Ángel Benito; Huertas Díaz, José Luis; Rueda Rueda, Adoración; Pérez Verdú, Belén (Institute of Electrical and Electronics Engineers, 1987)
    A special-purpose analog computer made of switched-capacitor circuits is presented for analyzing chaos and bifurcation ...
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    A one-transistor-synapse strategy for electrically-programmable massively-parallel analog array processors 

    Domínguez Castro, Rafael; Espejo Meana, Servando Carlos; Rodríguez Vázquez, Ángel Benito; Carmona Galán, Ricardo (Institute of Electrical and Electronics Engineers, 1997)
    This paper presents a linear, four-quadrants, electrically-programmable, one-transistor synapse strategy applicable to the ...
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    An error-controlled methodology for approximate hierarchical symbolic analysis 

    Guerra Vinuesa, Oscar; Rodríguez García, Juan D.; Roca Moreno, Elisenda; Fernández Fernández, Francisco Vidal; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2000)
    Limitations of existing approaches for symbolic analysis of large analog circuits are discussed. To address their solution, ...
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    A multiplexed mixed-signal fuzzy architecture 

    Vidal Verdú, Fernando; Navas González, Rafael; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 1998)
    Analog circuits provide better area/power efficiency than their digital counterparts for low-medium precision requirements. ...
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    A 0.18μm CMOS low-noise elliptic low-pass continuous-time filter 

    Fernández Bootello, Juan Francisco; Delgado Restituto, Manuel; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2005)
    This paper presents a seventh order low-pass continuous-time elliptic filter for use in a high-performance wireline ...
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    Using Building Blocks to Design Analog Neuro-Fuzzy Controllers 

    Vidal Verdú, Fernando; Rodríguez Vázquez, Ángel Benito (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 ...
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    Toward visual microprocessors 

    Roska, Tamás; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2002)
    This paper outlines motivations and models underlying the design of visual microprocessors based on the cellular neural ...
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    Tactile retina for slip detection 

    Maldonado López, Rocío; Vidal Verdú, Fernando; Liñán Cembrano, Gustavo; Roca Moreno, Elisenda; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2006)
    The interest in tactile sensors is increasing as their use in complex unstructured environments is demanded, like in ...
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    Robust symmetric multiplication for programmable analog VLSI array processing 

    Domínguez Matas, Carlos; Carmona Galán, Ricardo; Sánchez Fernández, Francisco J.; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2006)
    This paper presents an electrically programmable analog multiplier. The circuit performs the multiplication between an ...

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