Now showing items 1-20 of 23

    • A novel algorithm for fast BCG cycle extraction in ambulatory scenarios 

      Gómez Clapers, Joan; Casanella Alonso, Ramón; Pallàs Areny, Ramon (2016)
      Conference lecture
      Restricted access - publisher's policy
      A novel algorithm JDet for ballistocardiogram (BCG) cycle extraction is presented that is intended for the fast generation of ensemble averages in ambulatory scenarios where the ECG signal is not available. First, the ...
    • A novel method to obtain proximal plethysmographic information from distal measurements using the impedance plethysmogram 

      Gómez Clapers, Joan; Casanella Alonso, Ramón; Pallàs Areny, Ramon (University of Oslo, 2015-12-23)
      Article
      Open Access
      We present a novel method to detect proximal volume changes based on the impedance plethysmogram (IPG) measured from limb to limb with two electrode pairs symmetrically placed at distal areas of the upper or the lower ...
    • Ballistocardiography and Seismocardiography: A Review of Recent Advances 

      Inan, Omer T; Migeotte, Pierre-François; Park, Kwang-Suk; Etemadi, Mozziyar; Tavakolian, Kouhyar; Casanella Alonso, Ramón; Zanetti, John; Tank, Jens; Funtova, Irina; Prisk, G. Kim; Di Rienzo, Marco (2015-07-01)
      Article
      Open Access
      In the past decade, there has been a resurgence in the field of unobtrusive cardiomechanical assessment, through advancing methods for measuring and interpreting ballistocardiogram (BCG) and seismocardiogram (SCG) signals. ...
    • Direct pulse transit time measurement from an electronic weighing scale 

      Gómez Clapers, Joan; Casanella Alonso, Ramón; Pallàs Areny, Ramon (2016)
      Conference report
      Restricted access - publisher's policy
      A novel method to measure Pulse Transit Time (PTT) from the force sensors of a modified electronic weighing scale is presented. The method relies on the relation between PTT and the interval between I and J waves of the ...
    • ELECTRO: Examen FQ: primavera 2019 

      Casanella Alonso, Ramón (Universitat Politècnica de Catalunya, 2019-06-10)
      Exam
      Restricted access to the UPC academic community
    • ELECTRO: Examen MQ: primavera 2019 

      Casanella Alonso, Ramón (Universitat Politècnica de Catalunya, 2019-04-01)
      Exam
      Restricted access to the UPC academic community
    • Examen final 

      Casanella Alonso, Ramón (Universitat Politècnica de Catalunya, 2018-04-30)
      Exam
      Restricted access to the UPC academic community
    • Examen final 

      Casanella Alonso, Ramón (Universitat Politècnica de Catalunya, 2019-01-15)
      Exam
      Restricted access to the UPC academic community
    • Examen MQ 

      Casanella Alonso, Ramón (Universitat Politècnica de Catalunya, 2018-11-05)
      Exam
      Restricted access to the UPC academic community
    • Examen MQ 

      Casanella Alonso, Ramón (Universitat Politècnica de Catalunya, 2018-03-15)
      Exam
      Restricted access to the UPC academic community
    • Heart and respiratory rate detection on a bathroom scale based on the ballistocardiogram and the continuous wavelet transform 

      Gilaberte Elvira, Sonia; Gómez Clapers, Joan; Casanella Alonso, Ramón; Pallàs Areny, Ramon (2010)
      Conference report
      Restricted access - publisher's policy
      Ballistocardiography is a non-invasive technique that yields information about the cardiovascular system that is not available in other external signals such as the electrocardiogram (ECG). In the last years, several ...
    • Impact of the mechanical interface on BCG signals obtained from electronic weighing scales 

      Casanella Alonso, Ramón; Gómez Clapers, Joan; Hernández Urrea, Marc; Pallàs Areny, Ramon (2016)
      Conference report
      Restricted access - publisher's policy
      This work analyzes the reproducibility of the BCG obtained from different weighing scales. First, the natural frequency of three commercial bathroom scales has been characterized by an impulse excitation test. Second, the ...
    • Method and apparatus for obtaining cardiovascular information by measuring between two extremities 

      Pallàs Areny, Ramon; Casanella Alonso, Ramón; Gómez Clapers, Joan (2014-06-04)
      External research report
      Open Access
      In this patent of invention there are described a method and an apparatus for obtaining information on the cardiovascular system beat by beat and continuously which are based exclusively on measurements between two limbs ...
    • Multi-signal bathroom scale to assess long-term trends in cardiovascular parameters 

      Gómez Clapers, Joan; Casanella Alonso, Ramón; Pallàs Areny, Ramon (IEEE, 2012)
      Conference report
      Restricted access - publisher's policy
      This paper describes the circuits and signal processing techniques that convert an electronic bathroom scale intended for bioimpedance analysis (BIA) into a compact system to acquire the electrocardiogram (ECG), the ...
    • Obtención de parámetros cardiovasculares en una báscula electrónica doméstica 

      Gómez Clapers, Joan; Casanella Alonso, Ramón; Pallàs Areny, Ramon (2012)
      Conference report
      Restricted access - publisher's policy
      Se presenta un nuevo sistema para obtener parámetros cardiovasculares de forma sencilla y rápida, apto para el uso en entornos extrahospitalarios. Se basa en una báscula electrónica doméstica modificada a la que se ha ...
    • Obtención robusta de la frecuencia cardiaca en una báscula electrónica domestica 

      Gilaberte Elvira, Sonia; Casanella Alonso, Ramón; Pallàs Areny, Ramon (2009-11-18)
      Conference lecture
      Restricted access - confidentiality agreement
    • Seguimiento de cambios hemodinámicos mediante la detección del intervalo RJ en tiempo real 

      Gómez Clapers, Joan; Casanella Alonso, Ramón; Pallàs Areny, Ramon (2010)
      Conference report
      Restricted access - publisher's policy
      Se presenta un sistema para detectar automáticamente cambios hemodinámicos de forma no invasiva y en tiempo real. Se basa en una báscula de baño electrónica con la que se adquiere el balistocardiograma (BCG) y un sistema ...
    • TISAA: Final exam: spring 2019 

      Casanella Alonso, Ramón (Universitat Politècnica de Catalunya, 2019-05-01)
      Exam
      Restricted access to the UPC academic community
    • TISAA: Mid term exam: spring 2019 

      Casanella Alonso, Ramón (Universitat Politècnica de Catalunya, 2019-03-15)
      Exam
      Restricted access to the UPC academic community
    • Towards the standardization of ballistocardiography systems for J-peak timing measurement 

      Gómez Clapers, Joan; Serra Rocamora, Albert; Casanella Alonso, Ramón; Pallàs Areny, Ramon (2014-09-16)
      Article
      Open Access
      There is a growing interest in accurately measuring the timing of the J peak of the ballistocardiogram (BCG) in order to obtain cardiovascular function markers non-invasively, especially in modern home healthcare applications. ...