Now showing items 1-20 of 287

  • Accurate and wide field of view MEMS-based sun sensor for industrial applications 

    Delgado, Francisco; Quero, J.M.; Garcia Ortega, Juan; López Tarrida, Cristina; Ortega Villasclaras, Pablo Rafael; Bermejo Broto, Sandra (IEEE Press. Institute of Electrical and Electronics Engineers, 2012-02-24)
    Article
    Restricted access - publisher's policy
    This paper describes the design, fabrication, simulation, and experimental results of an improved miniaturized two-axis sun sensor for industrial applications, created by adapting a technology used previously in satellite ...
  • A clinically assisted collaborative system architecture for preventing falls in elderly people 

    Orozco, Javier; Santos, Rodrigo; Ochoa, Sergio; Meseguer Pallarès, Roc; Baloian, Nelson (2014)
    Conference report
    Restricted access - publisher's policy
    Falls in older adults are not only frequent but also potentially disabling for them. Detecting and preventing these falls have an important impact in the life of the elderly people. This paper presents the architecture ...
  • A comparison of heartbeat detectors for the seismocardiogram 

    García González, Miguel Ángel; Argelagós Palou, Ariadna; Fernández Chimeno, Mireya; Ramos Castro, Juan José (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Conference lecture
    Open Access
    The study aimed to study the accuracy in RR time series derived from the seismocardiogram when employing different heartbeat detectors in subjects measured in a quiet environment. The ECG and seismocardiogram of 17 healthy ...
  • Acondicionamiento de sensores capacitivos 

    Campos López, Pedro (Universitat Politècnica de Catalunya, 2010-07-05)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    Los sensores son componentes de instrumentación cuyo objetivo principal es detectar una magnitud física del entorno y transforarla en una magnitud eléctrica. El posterior tratamiento de esta señal permite valorar la ...
  • A contactless capacitive angular-position sensor 

    Gasulla Forner, Manuel; Li, Xiujun; Meijer, Gerard C. M.; Van der Ham, Lucas; Spronck, Jo W. (Institute of Electrical and Electronics Engineers, 2003-10)
    Article
    Open Access
    This paper presents an absolute capacitive angular-position sensor with a contactless rotor. The sensor is mainly composed of three parts: the capacitive sensing element, a signal processor, and a microcontroller. The ...
  • Adaptive autofocus technique for speckle control in optical feedback interferometry 

    Atashkhooei, Reza; Royo Royo, Santiago; Azcona Guerrero, Francisco Javier (2014-09-01)
    Article
    Restricted access - publisher's policy
    An adaptive autofocus technique for the control of speckle effect in optical feedback interferometry (OFI) is discussed. The beam spot size effect over the OFI signal is presented, justifying the proposed approach. An ...
  • Adaptive localization and tracking of objects in a sensor network 

    López Rodríguez, Adrian (Universitat Politècnica de Catalunya, 2014-12-18)
    Master thesis (pre-Bologna period)
    Open Access
    [ANGLÈS] Wireless Sensor Networks (WSNs) are used to monitor physical or environmental conditions, and to pass their data through the network to a central location. These networks have applications in diverse areas including ...
  • ADC module built for an ocean bottom seismometer (OBS) 

    Carreras Pons, Normandino; Shariat Panahi, Shahram; Manuel Lázaro, Antonio (2010-12-01)
    Article
    Open Access
    This paper presents the new data acquisition system designed for autonomous Ocean Bottom Seismometers (OBS) to study the earth dynamics and internal structure. This part is the responsible to acquire the signals from ...
  • Advanced data logger for industrial dust collector based on a Raspberry-Pi board 

    Horcajo Herrera, Màxim (Universitat Politècnica de Catalunya, 2016-06-30)
    Bachelor thesis
    Open Access
  • A high-speed capacitive-sensor interface using a relaxation oscillator and a fast counter 

    Gasulla Forner, Manuel; Li, Xiujun; Meijer, Gerard C. M. (Institute of Electrical and Electronics Engineers, 2003-05)
    Conference report
    Open Access
    This paper presents the analysis and experimental results on the jitter of a capacitive-sensor interface. The interface is implemented with a simple relaxation oscillator, a fast counter and a microcontroller. The goal ...
  • A joint model for 2D and 3D pose estimation from a single image 

    Simo-Serra, Edgar; Quattoni, Ariadna Julieta; Torras, Carme; Moreno-Noguer, Francesc (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Conference report
    Restricted access - publisher's policy
    We introduce a novel approach to automatically recover 3D human pose from a single image. Most previous work follows a pipelined approach: initially, a set of 2D features such as edges, joints or silhouettes are detected ...
  • A knowledge-based approach to automatic detection of equipment alarm sounds in a neonatal intensive care unit environment 

    Raboshchuk, Ganna; Nadeu Camprubí, Climent; Jancovic, Peter; Peiró Lilja, Alexandre Cristian; Kokuer, Munevver; Muñoz Mahamud, Blanca; Riverola de Veciana, Ana (2017-12-21)
    Article
    Open Access
    A large number of alarm sounds triggered by biomedical equipment occur frequently in the noisy environment of a neonatal intensive care unit (NICU) and play a key role in providing healthcare. In this paper, our work on ...
  • Algorithmic mitigation of sensor failure: is sensor replacement really necessary? 

    Fonollosa Magrinyà, Jordi; Vergara, Alexander; Huerta, Ramon (2013)
    Article
    Restricted access - publisher's policy
  • Algorithms for B wave detection 

    Ramon Maldonado, Eduard (Universitat Politècnica de Catalunya, 2013-04-09)
    Master thesis (pre-Bologna period)
    Open Access
    Covenantee:  Rheinisch-Westfälische Technische Hochschule Aachen
    [ANGLÈS] The objective of this Master Thesis was to develop algorithms for B waves detection in ICP. This goal was approached by two different methods that depend basically in the resolution of the acquired ICP. Then, both ...
  • Algoritme de detecció de discinèsies en malalts de Parkinson a traves d’un acceleròmetre inercial 

    Callicó Ros, Ferran (Universitat Politècnica de Catalunya, 2013)
    Master thesis (pre-Bologna period)
    Open Access
    Aquest Projecte Fi de Carrera neix de la necessitat del CETpD de millorar l’algoritme de detecció de discinèsies per malalts de Parkinson mitjançant un sensor inercial col·locat a la cintura, ja que aquest presenta molts ...
  • All-flavor search for a diffuse flux of cosmic neutrinos with nine years of ANTARES data 

    Albert, A.; André, Michel; Anghinolfi, Marco; Anton, G.; Ardid Ramírez, Miguel (2018-01-20)
    Article
    Open Access
    The ANTARES detector is at present the most sensitive neutrino telescope in the northern hemisphere. The highly significant cosmic neutrino excess observed by the Antarctic IceCube detector can be studied with ANTARES, ...
  • Ambulatory mobility characterization using body inertial system: an application to fall detection 

    Torrent Poch, Marc; Bourke, Alan; Llanas Parra, Francesc Xavier; Català Mallofré, Andreu (Springer Verlag, 2009)
    Conference report
    Open Access
    The aim of this paper is to study the use of a prototype of wearable device for long term monitoring of gait and balance using inertial sensors. First, it is focused on the design of the device that can be used all day ...
  • Ambulatory mobility characterization using body inertial system: an applicatio to fall detection 

    Torrent Poch, Marc; Bourke, Alan; Llanas Parra, Francesc Xavier; Català Mallofré, Andreu (2009)
    Article
    Open Access
    The aim of this paper is to study the use of a prototype of wearable device for long term monitoring of gait and balance using inertial sensors. First, it is focused on the design of the device that can be used all day ...
  • A method to build unique calibration models for batches of chemical sensor arrays 

    Fonollosa Magrinyà, Jordi; Rodriguez-Perez, Raquel; Solórzano, Ana; Padilla, Marta; Graunke, Thorsten; Marco, Santiago (2016)
    Conference report
    Open Access
  • Anàlisi del control semafòric actuat en interseccions aïllades 

    Illera Lopez, Carles (Universitat Politècnica de Catalunya, 2014-06-16)
    Bachelor thesis
    Open Access