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Browsing by Author "Yúfera García, Alberto"                

Now showing items 1-20 of 64

    • Presentation
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      A 1.25V FGMOS Filter Using Translinear Circuits 

      Rodríguez Villegas, Esther; Rueda Rueda, Adoración; Yúfera García, Alberto (IEEE Computer Society, 2001)
      This paper presents a new low voltage/low power filter design based on Floating-Gate MOS (FGMOS) transistors. FGMOS ...
    • Presentation
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      A charge correction cell for FGMOS-based circuits 

      Rodríguez Villegas, Esther; Yúfera García, Alberto; Rueda Rueda, Adoración (IEEE Computer Society, 2003)
      This paper describes a novel cell used in circuits with Floating Gate MOS transistors (FGMOS) to compensate variations ...
    • Presentation
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      A CMOS Bio-Impedance Measurement System 

      Yúfera García, Alberto; Rueda Rueda, Adoración (IEEE Computer Society, 2009)
      This paper proposes a new method for bio-impedance measurement useful to 2D processing of cell cultures. It allows ...
    • Presentation
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      A CMOS Tracking System Approach for Cell Motility Assays 

      Martínez Gómez, Cristina; Olmo Fernández, Alberto; Huertas Sánchez, Gloria; Pérez García, Pablo; Maldonado-Jacobi, Andrés; Yúfera García, Alberto (SciTePress Digital Library, 2017)
      This work proposes a method for studying and monitoring in real-time a single cell on a 2D electrode matrix, of great ...
    • Article
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      A computer-aided design tool for biomedical OBT sensor tuning in cell-culture assays 

      Pérez García, Pablo; Serrano, J.A.; Martín Rubio, María Esther; Daza Navarro, María Paula; Huertas Sánchez, Gloria; Yúfera García, Alberto (Elsevier, 2021)
      Background and objectives: The biomedical engineering must frequently develop sensor designs by in- cluding information ...
    • Presentation
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      A first order incremental analog to digital converter based on continuous time circuits 

      Doldan Lorenzo, Ricardo; Yúfera García, Alberto; Rueda Rueda, Adoración (International Measurements Conference, 2003)
      In this paper, an incremental Analog-to- Digital Converter (ADC) designed as part of the signalconditioning circuitry ...
    • Article
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      A highly sensitive microsystem based on nanomechanical biosensors for genomics applications 

      Lechuga, Laura M.; Tamayo de Miguel, Francisco Javier; Álvarez, Mar; Carrascosa, Laura G.; Yúfera García, Alberto; Rueda Rueda, Adoración; Plaza, José Antonio; Zinoviev, Kirill; Domínguez Matas, Carlos; Zaballos, Ángel; Moreno, M.; Martínez Alonso, Carlos; Díaz, Vicente; Bernad, Antonio (Elsevier, 2006)
      Microcantilever-based biosensors are a promising tool to detect biomolecular interactions in a direct way with high accuracy. ...
    • Presentation
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      A low-voltage /spl radic/x floating-gate MOS integrator 

      Rodríguez Villegas, Esther; Yúfera García, Alberto; Rueda Rueda, Adoración (IEEE Computer Society, 2000)
      In this paper, the design and simulation results of an IV integrator using floating gate MOS (FGMOS) transistor techniques ...
    • Article
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      A Low-Voltage Floating-Gate MOS Biquad 

      Rodríguez Villegas, Esther; Yúfera García, Alberto; Rueda Rueda, Adoración (Hindawi Publishing Corporation, 2001)
      A second-order gm-C filter based on the Floating-Gate MOS (FGMOS) technique is presented. It uses a new fully differential ...
    • Presentation
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      A Microelectrode-Cell Sensor Model for Real Time Monitoring 

      Yúfera García, Alberto; Cañete, Daniel; Daza Navarro, María Paula (IARIA (Association), 2011)
      In this paper the application of a cellmicroelectrode model to cell biometry experiments is proposed, using the cell-electrode ...
    • Presentation
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      A micropower log domain FGMOS filter 

      Rodríguez Villegas, Esther; Rueda Rueda, Adoración; Yúfera García, Alberto (IEEE Computer Society, 2002)
      In this paper, a CMOS implementation of a low voltage micropower logarithmic biquad based on floating gate MOS transistors ...
    • Article
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      A microscopy technique based on bio-impedance sensors 

      Yúfera García, Alberto; Huertas Sánchez, Gloria; Olmo Fernández, Alberto (Elsevier, 2012)
      It is proposed a microscopy for cell culture applications based on impedance sensors. The imagined signals are measured ...
    • Presentation
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      A plethysmographic sensor for monitoring volume changes in cardiovascular pathologies 

      Rando, Enrique; Pérez García, Pablo; Huertas Sánchez, Gloria; Yúfera García, Alberto (IEEE Computer Society, 2019)
      This paper presents a capacitive system capable of performing leg volume change monitorization in patients suffering ...
    • Presentation
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      A study of the sensitivity of switched-current wave analog filters to mismatching and clock-feedthrough errors 

      Yúfera García, Alberto; Rueda Rueda, Adoración; Huertas, José Luis (IEEE Computer Society, 1994)
      The influence of the main source of errors in Switched-Current (SI) filters over the performance of Wave Analog Filters ...
    • Article
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      A Tissue Impedance Measurement Chip for Myocardial Ischemia Detection 

      Yúfera García, Alberto; Rueda Rueda, Adoración; Muñoz, José María; Doldán, Ricardo; Leger Leger, Gildas; Rodríguez Villegas, Esther (IEEE Computer Society, 2005)
      In this paper, the design of a specific integrated circuit for the measurement of tissue impedances is presented. ...
    • Presentation
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      A Tracking Algorithm For Cell Motility Assays in CMOS Systems 

      Martínez Gómez, Cristina; Olmo Fernández, Alberto; Huertas Sánchez, Gloria; Pérez García, Pablo; Maldonado-Jacobi, Andrés; Yúfera García, Alberto (IEEE Computer Society, 2017)
      This work proposes a method for the study and real-time monitoring of a single cell on a 2D electrode matrix, of great ...
    • Article
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      Alternative General Fitting Methods for Real-Time Cell-Count Experimental Data Processing 

      Serrano, Juan Alfonso; Pérez García, Pablo; Huertas Sánchez, Gloria; Yúfera García, Alberto (IEEE Computer Society, 2020)
      This paper reports two general methods for extraction of cell-electrode electrical model parameters in cell culture (CC) ...
    • Article
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      An Empirical-Mathematical Approach for Calibration and Fitting Cell-Electrode Electrical Models in Bioimpedance Tests 

      Serrano Viseas, Juan Alfonso; Huertas Sánchez, Gloria; Maldonado-Jacobi, Andrés; Olmo Fernández, Alberto; Pérez García, Pablo; Martín Rubio, María Esther; Daza Navarro, María Paula; Yúfera García, Alberto (MDPI, 2018)
      This paper proposes a new yet efficient method allowing a significant improvement in the on-line analysis of biological cell ...
    • PhD Thesis
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      Aplicación de la técnica de corrientes conmutadas al diseño de filtros de onda analógicos 

      Yúfera García, Alberto (1994-03-11)
      En este trabajo de Tesis se demuestra la realización de FDO mediante técnicas de corrientes conmutadas, SI, en el marco ...
    • Article
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      Aprendizaje interdisciplinar de la electrónica y las comunicaciones 

      Yúfera García, Alberto; Fortet Roura, Pedro; Ruiz de Clavijo Vázquez, Paulino; Chico, J.J.; Bellido Díaz, Manuel Jesús; Molina Cantero, Alberto Jesús (Universidad de Sevilla: Instituto de Ciencias de la Educación, 2003)
      En este proyecto de innovación docente se pretende profundizar en el conocimiento de la base teórica, la construcción de ...