Now showing items 1-9 of 9

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      A Customizable Thermographic Imaging System for Medical Image Acquisition and Processing 

      Leñero Bardallo, Juan Antonio; Rosa Vidal, Rafael de la; Padial Allue, Rubén; Ceballos Cáceres, Joaquín Francisco; Rodríguez Vázquez, Ángel Benito; Bernabeu Wittel, José (Institute of Electrical and Electronics Engineers, 2022)
      A custom system has been developed for medical image acquisition and processing in both the visible and the infrared (IR) ...
    • Article
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      A Front-End ASIC for a 3-D Magnetometer for Space Applications by Using Anisotropic Magnetoresistors 

      Sordo Ibáñez, Samuel; Piñero García, Blanca; Muñoz Díaz, Manuel; Ragel Morales, Antonio; Ceballos Cáceres, Joaquín Francisco; Carranza González, Luis; Espejo Meana, Servando Carlos; Arias Drake, Alberto; Ramos Martos, J.; Mora Gutiérrez, José Miguel; Lagos Florido, Miguel Ángel (Institute of Electrical and Electronics Engineers, 2015)
      This paper presents an application-specific integrated circuit (ASIC) aimed for an alternative design of a digital 3-D ...
    • Article
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      A precise 90º quadrature OTA-C oscillator tunable in the 50-130-MHz range 

      Linares Barranco, Bernabé; Serrano Gotarredona, María Teresa; Ramos Martos, J.; Ceballos Cáceres, Joaquín Francisco; Linares Barranco, Alejandro (Institute of Electrical and Electronics Engineers, 2004)
      We present a very-large-scale integration continuous-time sinusoidal operational transconductance amplifiers quadrature ...
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      Bifurcations and synchronization using an integrated programmable chaotic circuit 

      Delgado Restituto, Manuel ; Liñán Cembrano, Gustavo; Ceballos Cáceres, Joaquín Francisco; Rodríguez Vázquez, Ángel Benito (World Scientific Publishing, 1997)
      This paper presents a CMOS chip which can act as an autonomous stand-alone unit to generate different real-time chaotic ...
    • Presentation
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      Current-mode piecewise-linear function generators 

      Delgado Restituto, Manuel; Ceballos Cáceres, Joaquín Francisco; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 1996)
      We present a systematic design technique for current-mode piecewise-linear (PWL) function generators. It uses two building ...
    • Article
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      Four-channel self-compensating single-slope ADC for space environments 

      Sordo Ibáñez, Samuel; Espejo Meana, Servando Carlos; Piñero García, Blanca; Ragel Morales, Antonio; Ceballos Cáceres, Joaquín Francisco; Muñoz Díaz, Manuel; Carranza González, Luis; Arias Drake, Alberto; Mora Gutiérrez, José Miguel; Lagos Florido, Miguel Ángel; Ramos Martos, J. (Institution of Electrical Engineers, 2014)
      A multichannel high-resolution single-slope analogue-to-digital converter (SS ADC) is presented that automatically compensates ...
    • Presentation
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      OWLs: A mixed-signal ASIC for optical wire-less links in space instruments 

      Ramos Martos, J.; Ragel Morales, Antonio; Ceballos Cáceres, Joaquín Francisco; Mora Gutiérrez, José Miguel; Lagos Florido, Miguel Ángel; Espejo Meana, Servando Carlos; Piñero García, Blanca; Muñoz Díaz, Manuel; Sordo Ibáñez, Samuel; Arruego, Ignacio; Martínez Oter, Javier; Álvarez, María Teresa (European Space Agency. Publications Division, 2012)
      This paper describes the design of a mixed-signal ASIC for space application and the techniques employed for radiation ...
    • Article
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      Precise 90º quadrature current-controlled oscillator tunable between 50-130 MHz 

      Linares Barranco, Bernabé; Serrano Gotarredona, María Teresa; Ramos Martos, J.; Ceballos Cáceres, Joaquín Francisco; Mora Gutiérrez, José Miguel; Linares Barranco, Alejandro (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 ...
    • Presentation
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      Sensor de humedad del suelo de bajo coste para control de regadíos 

      Magán, Héctor; Vidal Pezzi, Sebastián; Barriga Barros, Ángel; Ceballos Cáceres, Joaquín Francisco; Linares Barranco, Bernabé; Mora Gutiérrez, José Miguel; Ramos Martos, J. (2001)
      This paper presents a low-cost system to measure soil humidity for application in irrigation control. It is based in the ...