Ara es mostren els items 21-40 de 175

    • Advanced failure detection techniques in deep submicron CMOS integrated circuits 

      Rubio Sola, Jose Antonio; Altet Sanahujes, Josep; Mateo Peña, Diego (Pergamon Press, 2009)
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      The test of present integrated circuits exhibits many confining aspects, among them the adequate selection of the observable variables, the use of combined testing approaches, an each time more restricted controllability ...
    • Alternative memristor-based interconnect topologies for fast adaptive synchronization of chaotic circuits 

      Escudero López, Manuel; Vourkas, Ioannis; Rubio Sola, Jose Antonio (2020-09)
      Article
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      Resistive switching devices (memristors) constitute an emerging device technology promising for a vari- ety of applications that are currently being studied. In this context, the use of memristors as coupling el- ements ...
    • An academic RISC-V silicon implementation based on open-source components 

      Abella Ferrer, Jaume; Bulla, Calvin; Cabo Pitarch, Guillem; Cazorla Almeida, Francisco Javier; Cristal Kestelman, Adrián; Doblas Font, Max; Figueras Bagué, Roger; González Trejo, Alberto; Hernández Luz, Carles; Hernández Calderón, César Alejandro; Jiménez Arador, Víctor; Kosmidis, Leonidas; Kostalampros, Ioannis-Vatistas; Langarita Benítez, Rubén; Leyva Santes, Neiel; López Paradís, Guillem; Marimon Illana, Joan; Martínez Martínez, Ricardo; Mendoza Escobar, Jonnatan; Moll Echeto, Francisco de Borja; Moretó Planas, Miquel; Pavón Rivera, Julián; Ramírez Lazo, Cristóbal; Ramírez Salinas, Marco Antonio; Rojas Morales, Carlos; Rubio Sola, Jose Antonio; Ruiz, Abraham Josafat; Sonmez, Nehir; Soria Pardos, Víctor; Teres Teres, Lluis; Unsal, Osman Sabri; Valero Cortés, Mateo; Vargas Valdivieso, Iván; Villa Vargas, Luis Alfonso (Institute of Electrical and Electronics Engineers (IEEE), 2020)
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      The design presented in this paper, called preDRAC, is a RISC-V general purpose processor capable of booting Linux jointly developed by BSC, CIC-IPN, IMB-CNM (CSIC), and UPC. The preDRAC processor is the first RISC-V ...
    • An approach to dynamic power consumption current testing of CMOS ICs 

      Segura, J A; ROCA, M; Mateo Peña, Diego; Rubio Sola, Jose Antonio (Institute of Electrical and Electronics Engineers (IEEE), 1995)
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      I/sub DDQ/ testing is a powerful strategy for detecting defects that do not alter the logic behavior of CMOS ICs. Such a technique is very effective especially in the detection of bridging defects although some opens can ...
    • An on-line test strategy and analysis for a 1T1R crossbar memory 

      Escudero, Manel; Moll Echeto, Francisco de Borja; Rubio Sola, Jose Antonio; Vourkas, Ioannis (Institute of Electrical and Electronics Engineers (IEEE), 2017)
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      Memristors are emerging devices known by their nonvolability, compatibility with CMOS processes and high density in circuits density in circuits mostly owing to the crossbar nanoarchitecture. One of their most notable ...
    • Analysis and modelling of parasitic substrate coupling in CMOS circuits 

      Aragonès Cervera, Xavier; Moll Echeto, Francisco de Borja; Roca Adrover, Miquel; Rubio Sola, Jose Antonio (1995-10)
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      Analysis of the substrate coupling in integrated circuits is done taking into account technology and layout parameters for different types and location of transistors using a device-level simulator. The noise coupling ...
    • Analysis of body bias and RTN-induced frequency shift of low voltage ring oscillators in FDSOI technology 

      Barajas Ojeda, Enrique; Aragonès Cervera, Xavier; Mateo Peña, Diego; Moll Echeto, Francisco de Borja; Rubio Sola, Jose Antonio; Martin Martínez, Javier; Rodríguez Martínez, Rosana; Porti Pujal, Marc; Nafría Maqueda, Montserrat; Castro López, Rafael; Roca Moreno, Elisenda; Fernandez, Francisco V. (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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      Electronic circuits powered at ultra low voltages (500 mV and below) are desirable for their low energy and power consumption. However, RTN (Random Telegraph Noise)-induced threshold voltage variations become very significant ...
    • Analysis of delay mismatching of digital circuits caused by common environmental fluctuations 

      Andrade Miceli, Dennis Michael; Calomarde Palomino, Antonio; Rubio Sola, Jose Antonio; Cotofana, Sorin (IEEE, 2011)
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      Environmental conditions are changing all the time along the chip as a consequence of its own activity, provoking deviations on propagation time in digital circuits. In future technologies, the increment of devices sensitivity ...
    • Analysis of ISSQ/IDDQ testing implementation and circuit partitioning in CMOS cell-based design 

      Rullán Ayza, Mercedes; Ferrer Ramis, Carles; Oliver, Joan; Mateo Peña, Diego; Rubio Sola, Jose Antonio (Institute of Electrical and Electronics Engineers (IEEE), 1996)
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      Difference between ISSQ and IDDQ testing strategies is presented, discussing the dependency of area overhead and sensing speed on the technology. The current sensor implementation style suitable for cell-based design ...
    • Análisis del retardo en enlaces con protocolos ARQ y control de flujo: aplicación a una red estrella 

      Rubio Sola, Jose Antonio; Figueras Pàmies, Joan (Marcombo, 1983)
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      El objetivo de este trabajo se enmarca en el desarrollo de herramientas de cuantificación de los tiempos de retardo en redes de computadores. El análisis se ha centrado en la evaluación del tiempo medio de retardo en el ...
    • Asynchronous pulse logic cell for threshold logic and Boolean networks 

      Lambie, J; Moll Echeto, Francisco de Borja; González Jiménez, José Luis; Rubio Sola, Jose Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2005)
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      In this article, a fully digital CMOS circuit for asynchronous pulse cells is presented. The proposed circuit has a high noise tolerance and no static power consumption. Furthermore it has a high functional programmability. ...
    • Beneficial role of noise in Hf-based memristors 

      Rodriguez, Rosana; Martin Martinez, Javier; Salvador, Emili; Crespo Yepes, Albert; Miranda, Enrique Alberto; Nafria, Montserrat; Rubio Sola, Jose Antonio; Ntinas, Vasileios; Sirakoulis, Georgios Ch. (Institute of Electrical and Electronics Engineers (IEEE), 2022)
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      The beneficial role of noise in the performance of Hf-based memristors has been experimentally studied. The addition of an external gaussian noise to the bias circuitry positively impacts the memristors characteristics by ...
    • Carbon nanotube growth process-related variablity in CNFET's 

      García Almudéver, Carmen; Rubio Sola, Jose Antonio (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
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      In silicon bulk CMOS technology the variability of the device parameters is a key drawback that may be a limiting factor for further miniaturizing nodes. Novel nanoscale beyond- CMOS devices are being studied such as carbon ...
    • CBRAM-based bio-inspired circuit for the emulation and treatment of the Parkinson’s Disease 

      Chatzipaschalis, Ioannis; Tsipas, Evangelos; Fyrigos, Iosif-Angelos; Rubio Sola, Jose Antonio; Sirakoulis, Georgios Ch. (2023-12-05)
      Article
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      In recent years, the intrinsic neuromorphic properties of memristor devices have led to their extensive use in brain-inspired circuits and systems. The development of brain-inspired (nano)circuits incorporating memristors ...
    • Characterization of random telegraph noise and its impact on reliability of SRAM sense amplifiers 

      Martín Martínez, Javier; Diaz, Javier; Rodríguez, Rosana; Nafría Maqueda, Montserrat; Aymerich Humet, Xavier; Roca Moreno, Elisenda; Fernández Fernández, Francisco V.; Rubio Sola, Jose Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2014)
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      A new method for the analysis of multilevel Random Telegraph Noise (RTN) signals has been recently presented, which can also be applied in the case of large background noise. In this work, the method is extended to evaluate ...
    • Characterization of the substrate noise spectrum for mixed-signal ICs 

      Méndez Villegas, Miguel Ángel; Mateo Peña, Diego; Rubio Sola, Jose Antonio; González Jiménez, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2005)
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      This paper presents a simplified analytical model of the substrate noise generated by digital circuitry that captures the most relevant frequency domain characteristics and relates them with parameters of the digital circuit ...
    • Circuit propagation delay estimation through multivariate regression-based modeling under spatio-temporal variability 

      Ganapathy, Shrikanth; Canal Corretger, Ramon; González Colás, Antonio María; Rubio Sola, Jose Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2010)
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      With every process generation, the problem of variability in physical parameters and environmental conditions poses a great challenge to the design of fast and reliable circuits. Propagation delays which decide circuit ...
    • Circuit topology and synthesis flow co-design for the development of computational ReRAM 

      Fernandez Hernandez, Carlos; Vourkas, Ioannis; Rubio Sola, Jose Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2022)
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      Emerging memory technologies will play a decisive role in the quest for more energy-efficient computing systems. Computational ReRAM structures based on resistive switching devices (memristors) have been explored for ...
    • Compact thermo-diffusion based physical memristor model 

      Fyrigos, Iosif-Angelos; Chatzinikolaou, Theodoros Panagiotis; Ntinas, Vasileios; Kitsios, Stavros; Bousoulas, Panagiotis; Tsompanas, Michael-Antisthenis; Tsoukalas, Dimitris; Adamatzky, Andrew; Rubio Sola, Jose Antonio; Sirakoulis, Georgios Ch. (Institute of Electrical and Electronics Engineers (IEEE), 2022)
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      The threshold switching effect is critical in memristor devices for a range of applications, from crossbar design reliability to simulating neuromorphic features using artificial neural networks. The rich inherit dynamics ...
    • Controlled degradation stochastic resonance in adaptive averaging cell-based architectures 

      Aymerich Capdevila, Nivard; Cotofana, Sorin; Rubio Sola, Jose Antonio (2013-11)
      Article
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      In this paper, we first analyze the degradation stochastic resonance (DSR) effect in the context of adaptive averaging (AD-AVG) architectures. The AD-AVG is the adaptive version of the well-known AVG architecture . It is ...