Now showing items 1-20 of 36

  • A remote laboratory to promote the interaction between university and secondary education 

    Casany Guerrero, María José; Cabrera-Bean, Margarita; Bragós Bardia, Ramon; Pérez, Marimar; Sánchez Terrones, Benjamín; Guasch Petit, Antonio; Garófano, F.; Gomis Bellmunt, Oriol; Rius Casals, Juan Manuel (Universidad Politécnica de Madrid (UPM), 2010)
    Conference report
    Open Access
    iLabRS is a remote laboratory developed in Telecom BCN, the Telecom and Electronics Engineering School of the UPC with the key participation of a Secondary Education Technology teacher. Students and teachers can access ...
  • Blind channel equalization using weighted subspace methods 

    Ruiz Feliu, Rafael; Cabrera-Bean, Margarita (Institute of Electrical and Electronics Engineers (IEEE), 1999)
    Conference report
    Open Access
    This paper addresses the problems of blind channel estimation and symbol detection with second order statistics methods from the received data. It can be shown that this problem is similar to direction of arrival (DOA) ...
  • Cdma blind channel equalization: a weighted subsface a proach 

    Ruiz Feliu, Rafael; Cabrera-Bean, Margarita (Institute of Electrical and Electronics Engineers (IEEE), 1999)
    Conference report
    Open Access
    This paper considers the problem of blind demodulation of multiuser information symbols in a direct-sequence code-division multiple access (DS-CDMA) environment. Channel estimation and symbol detection in the presence of ...
  • CMA algoritmos de módulo constante en ecualización adaptativa 

    Cabrera-Bean, Margarita; Lagunas Hernandez, Miguel A. (Consejo Superior de Investigaciones Científicas (CSIC), 1986)
    Conference report
    Open Access
    An adaptative digital filtering algorithm that can compensate for both frequency-selective multipath and interference on constant envelope modulated signals is presented. The reported algorithm adapts the coefficients of ...
  • COMalaWEB: plataforma basada en noves tecnologies aplicades a la docència 

    Fernández Rubio, Juan Antonio; Fernández Prades, Carlos; Ramírez Bellido, Alejandro; Cabrera-Bean, Margarita; Pomar Berry, Christian (2005-02)
    Conference report
    Open Access
    Les possibilitats que ens ofereixen les noves tecnologies de la informació aplicades a l’àmbit de la docència és un tema encara no prou ben explotat. Aquest projecte pretén investigar aquests conceptes mitjançant la creació ...
  • Comunicaciones II : ejercicios resueltos 

    Cabrera-Bean, Margarita (Edicions UPC, 2005)
    Book
    Restricted access to the UPC academic community
    Este material constituye una recopilación de problemas de examen, resueltos por los profesores de la asignatura Comunicaciones 2, impartida en el segundo curso de los estudios de Ingeniería Técnica Superior de Telecomunicaciones ...
  • Connecta_GILABVIR 

    Cabrera-Bean, Margarita (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2011-02-02)
    Conference lecture / Conference report
    Open Access
  • Counting Malaria parasites with a two-stage EM based algorithm using crowdsourced data 

    Cabrera-Bean, Margarita; Pagès Zamora, Alba Maria; Diaz Vilor, Carles; Postigo Camps, Maria; Cuadrado Sánchez, Daniel; Luengo Oroz, Miguel Ángel (Institute of Electrical and Electronics Engineers (IEEE), 2017)
    Conference report
    Restricted access - publisher's policy
    Malaria eradication of the worldwide is currently one of the main WHO’s global goals. In this work, we focus on the use of human-machine interaction strategies for lowcost fast reliable malaria diagnostic based on a ...
  • Creació de recursos en línea per a l’autoaprenentage, foment de l’esperit crític i emprenedor i formació d’un comité d’avaluació externa en el màster MERIT 

    Pradell i Cara, Lluís; Cabrera-Bean, Margarita; Canal Bienzobas, Fernando; Cardama Aznar, Ángel; Gasull Llampallas, Antoni; González Arbesú, José María; Giró Nieto, Xavier; Heldring, Alexander; Herranz Luis, Jaime; Jofre Roca, Lluís; Mallorquí Franquet, Jordi Joan; Nadeu Camprubí, Climent; Olmos Bonafé, Juan José; Romeu Robert, Jordi; Rius Casals, Juan Manuel; Torres Torres, Francisco; Úbeda Farré, Eduard; Coderch Collell, Marcel; Kerans, Mary Ellen; Ros Giralt, Jordi; García, Antonio; González Font, Blanca; Guardiola Garcia, Marta; Hernández, Antoni; Melgarejo, Natali; Mestres, Albert (2009-02-12T10:25:51Z)
    Conference lecture / Conference report
    Open Access
    El projecte es desenvolupa en el marc de la titulació oficial de màster MERIT del Departament de Teoria del Senyal i Comunicacions. El màster, orientat a la recerca i integrat dins del programa Erasmus Mundus, presenta ...
  • Decodificación de simbolo basada en sva para identificacion ciega de canal como reformacion lateral en el algoritmo de viterb 

    Ruiz Feliu, Rafael; Cabrera-Bean, Margarita (1998)
    Conference report
    Open Access
  • Desenvolupament de les telecomunicacions per les escoles rurals al sud de Xile 

    Cabrera-Bean, Margarita (2007)
    Poster (CCD project)
    Open Access
  • Diversity mdir receiver for space-time dispersive channels 

    Vidal Manzano, José; Cabrera-Bean, Margarita; Agustin, Adrian; Lagunas Hernandez, Miguel A. (European Commission, 2000)
    Conference report
    Open Access
    A particular property of the cellebrated MDIR receiver is introduced in this communication, namely, the fact that full exploitation of the diversity is obtained with multiple beamformers when the channel is spatially and ...
  • Eigen based methods to jointly estimate frequency and timing in PSK and MSK signals 

    Cabrera-Bean, Margarita; Lagunas Hernandez, Miguel A. (1992)
    Conference report
    Open Access
    Joint detection of carrier and timing parameters in digital communications is an alternative of recent interest when compared with individual acquisitions of each one of the parameters. The eigenvalue decomposition method ...
  • Enhanced MDIR receiver for space-time dispersive channels 

    Vidal Manzano, José; Cabrera-Bean, Margarita; Agustín de Dios, Adrián; Lagunas Hernandez, Miguel A. (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2003-01-31)
    Article
    Open Access
    A particular property of the matched desired impulse response receiver is introduced in this paper, namely, the fact that full exploitation of the diversity is obtained with multiple beamformers when the channel is ...
  • Extracción en lazo abierto de la fase de portadora en sistemas de demodulación coherente 

    Cabrera-Bean, Margarita; Santamaría Pérez, María Eugenia; Lagunas Hernandez, Miguel A. (1989)
    Conference report
    Open Access
    The Burst transmision of digital data, using Time Division Multiple Access, has became one of the more usual techniques in the satellite communications systems. In this paper, a method for carrier phase extraction in a ...
  • GILABVIR: Virtual laboratories and remote laboratories in engineering. A teaching innovation group of interest 

    Cabrera-Bean, Margarita; Bragós Bardia, Ramon; Pérez, Marimar; Mariño Acebal, José Bernardo; Rius Casals, Juan Manuel; Gomis Bellmunt, Oriol; Casany Guerrero, María José; Gironella Cobos, Xavier (Universidad Politécnica de Madrid (UPM), 2010)
    Conference report
    Open Access
    GILABVIR (Grup d’Interès en Laboratoris Virtuals i Remots) is a recently created Virtual and Remote Laboratory Group of Interest of UPC (Universitat Politècnica de Catalunya) and it is integrated in a more general teaching ...
  • Impact of noisy annotators’ reliability in a crowdsourcing system performance 

    Cabrera-Bean, Margarita; Diaz Vilor, Carles; Vidal Manzano, José (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    Conference report
    Restricted access - publisher's policy
    Crowdsourcing is a powerful tool to harness citizen assessments in some complex decision tasks. When multiple annotators provide their individual labels a more reliable collective decision is obtained if the individual ...
  • Implementation of an artificial neural network on the test Barcelona workstation as a predictive model for the classification of normal, mild cognitive impairment and Alzheimer's disease subjects using the Neuronorma battery 

    Rivera Avila, Neus; Cabrera-Bean, Margarita; Sánchez Benavides, Gonzalo; Gallego González, Carles; Lupiáñez Pretel, José; Peña Casanovas, Jordi (Knowledge E, 2018-11-01)
    Article
    Open Access
    Objective: to implement an online Artificial Neural Network (ANN) that provides the probability of a subject having mild cognitive impairment(MCI) or Alzheimer’s disease (AD). Method: Different ANN’s were trained with a ...
  • LaViCAD: Laboratorio Virtual de Comunicaciones Analógicas y Digitales 

    Cabrera-Bean, Margarita; Fernández Prades, Carles; Vargas Berzosa, Carlos; Vargas Berzosa, Francisco; Fernández Rubio, Juan Antonio; Gasull Llampallas, Antoni (Universitat de Barcelona. Edicions i Publicacions, 2006)
    Conference report
    Open Access
    En este trabajo se presenta tanto el diseño como la experimentación de un Laboratorio Virtual de Comunicaciones Analógicas y Digitales: LaViCAD. Mediante LaViCAD se pueden experimentar y verificar diferentes aplicaciones ...