Now showing items 1-17 of 17

    • A novel low-cost smart leaf wetness sensor 

      Hornero Ocaña, Gemma; Gaitán Pitre, Jorge Eliécer; Serrano Finetti, Roberto Ernesto; Casas Piedrafita, Óscar; Pallàs-Areny, Ramon (2017-12-01)
      Article
      Open Access
    • Calibration-less direct capacitor-to-microcontroller interface 

      López Lapeña, Oscar; Serrano Finetti, Roberto Ernesto; Casas Piedrafita, Óscar (Institution of Electrical Engineers, 2016-02-18)
      Article
      Open Access
      A new technique to measure a capacitor or a capacitive sensor by means of a direct sensor-to-microcontroller interface circuit that does not need a calibration capacitor is proposed. Basically, the measurement process ...
    • Common mode electronic noise in differential circuits 

      Serrano Finetti, Roberto Ernesto; Casas Piedrafita, Óscar; Pallàs-Areny, Ramon (2019-07-01)
      Article
      Open Access
      Differential circuits are assumed to reject common-mode noise yet no parameter is available to describethat rejection as the Common Mode Rejection Ratio (CMRR) applies only to deterministic signals, not torandom noise. We ...
    • Cost-effective autonomous sensor for the long-term monitoring of water electrical conductivity of crop fields 

      Serrano Finetti, Roberto Ernesto; Aliau Bonet, Carles; López Lapeña, Oscar; Pallàs-Areny, Ramon (2019-10-01)
      Article
      Open Access
      Salinity is a key parameter determining water quality. In agriculture, irrigation water with high salinity levels impacts plant growth and yield negatively hence there is a need to monitor it and irrigate with fresh water ...
    • Enabling atrial fibrillation detection using a weight scale 

      Ayers, Brian; Beshaw, Connor; Serrano Finetti, Roberto Ernesto; Casas Piedrafita, Óscar; Pallàs-Areny, Ramon; Couderc, Jean-Philippe (2016)
      Conference lecture
      Restricted access - publisher's policy
      Atrial fibrillation (AF) is a cardiac arrhythmia characterized by a highly irregular heart rate. It is the most prevalent arrhythmia in the general population in the United States and most developed countries, and ...
    • EVEA: espai virtual d'electrònica analògica 

      Cuadras Tomàs, Àngel; Hornero Ocaña, Gemma; Serrano Finetti, Roberto Ernesto; Gasulla Forner, Manuel (2006-02)
      Conference report
      Open Access
      El projecte Espai Virtual d’Electrònica Analògica (EVEA) constitueix un entorn virtual, accessible des d’internet, que integra els continguts d’electrònica analògica presents en diferents assignatures de la titulació ...
    • Final primavera 2018 

      Serrano Finetti, Roberto Ernesto (Universitat Politècnica de Catalunya, 2018-06-08)
      Exam
      Restricted access to the UPC academic community
    • Final tardor 2018 

      Serrano Finetti, Roberto Ernesto (Universitat Politècnica de Catalunya, 2019-01-10)
      Exam
      Restricted access to the UPC academic community
    • Hydrophobic membranes for ammonia recovery from digestates in microbial electrolysis cells: Assessment of different configurations 

      Cerrillo Moreno, Míriam; Burgos Rodríguez, Laura; Serrano Finetti, Roberto Ernesto; Riau Arenas, Victor; Noguerol Arias, Joan; Bonmatí Blasi, August (Elsevier, 2021-08)
      Article
      Open Access
      The combination of hydrophobic membranes and microbial electrolysis cells (MEC) was assessed in two different configurations in order to recover ammonia from anaerobically digested pig slurry. Politetrafluorethilene ...
    • Low-power direct resistive sensor-to-microcontroller interfaces 

      López Lapeña, Oscar; Serrano Finetti, Roberto Ernesto; Casas Piedrafita, Óscar (2016-01-01)
      Article
      Open Access
      This paper analyzes the energy consumption of direct interface circuits where the data conversion of a resistive sensor is performed by a direct connection to a set of digital ports of a microcontroller (µC). The causes ...
    • Mòduls per l’aprenentatge experimental de sistemes electrònics de mesura i control enfocats a sistemes biològics utilitzant Programmable Systems-on-Chip 

      Serrano Finetti, Roberto Ernesto; Hornero Ocaña, Gemma; Aliau Bonet, Carles; Hernández Yáñez, Eduard; González Flor, Cristina; Llorens Calveras, Jordi; Pineda Soler, Eloi (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2013-02-08)
      Conference report / Conference lecture
      Open Access
      L’objectiu principal és l’elaboració de material de pràctiques de laboratori que permetin que els estudiants d’Enginyeria dels Sistemes Biològics utilitzin sistemes electrònics de mesura i control, amb aplicacions ...
    • MQ primavera 2018 

      Serrano Finetti, Roberto Ernesto (Universitat Politècnica de Catalunya, 2018-04-09)
      Exam
      Restricted access to the UPC academic community
    • MQ tardor 2018 

      Serrano Finetti, Roberto Ernesto (Universitat Politècnica de Catalunya, 2018-10-29)
      Exam
      Restricted access to the UPC academic community
    • Noise reduction in AC-coupled amplifiers 

      Serrano Finetti, Roberto Ernesto; Pallàs-Areny, Ramon (2014-07-01)
      Article
      Restricted access - publisher's policy
      AC-coupled amplifiers are noisier than dc-coupled amplifiers because of the thermal noise of the resistor(s) in the ac-coupling network and the increased contribution of the amplifier input noise current i(n). Both ...
    • Sedimentation monitoring of the active biomass in bioreactors by electrical impedance spectroscopy 

      Cerrillo Moreno, Míriam; Serrano Finetti, Roberto Ernesto; Mata Calabuig, Nuria (2020)
      Conference report
      Open Access
      Sequencing batch reactors are used in wastewater treatment to produce biogas (methane). Currently, when biogas production ceases the active sludge sedimentation process is not monitored but operated on a fixed time basis. ...
    • Technical specifications and system architecture of a compact weather station for rice blast field study 

      Pallàs-Areny, Ramon; Casas Piedrafita, Óscar; López Lapeña, Oscar; Hornero Ocaña, Gemma; Serrano Finetti, Roberto Ernesto; Quílez Figuerola, Marcos; Polo Cantero, José; Cuadras Tomàs, Àngel; PEREIRAS, Jaime; PUIGDOLLERS, Pau (2014-03-17)
      Research report
      Restricted access - confidentiality agreement
      This report describes the work carried out as part of an EC-funded project called RICE-GUARD, which is developing a novel rice blast prediction tool based on an in-field wireless sensor network. Existing systems for ...
    • The QT scale: a weight scale measuring the QTc interval 

      Couderc, Jean-Philippe; Beshaw, Connor; Xiaodan, Niu; Serrano Finetti, Roberto Ernesto; Casas Piedrafita, Óscar; Pallàs-Areny, Ramon; Rosero, Spencer; Zareba, Wojciech (Wiley, 2017-01)
      Article
      Open Access
      Despite the strong evidence of the clinical utility of QTc prolongation as a surrogate marker of cardiac risk, QTc measurement is not part of clinical routine either in hospital or in physician of fi ces. We evaluated ...