Now showing items 1-11 of 11

  • A contribution to the theory of convolutional codes from systems theory piont of view 

    Um, Laurence Emilie (Universitat Politècnica de Catalunya, 2015-05-25)
    Doctoral thesis
    Open Access
    Covenantee:  Jāmiʻat Muḥammad al-Khāmis
    Information is such a valuable good of our time. Given that the transmission of information has always been subject to precision problems, knowing the obstacles existing between the transmitter and the receiver, eventual ...
  • Analysis of control properties]{Analysis of control properties of convolutional concatenated codes under linear systems point of view 

    García Planas, María Isabel; Um, Laurence Emilie; Souidi, El Mamoun (2013)
    Conference report
    Open Access
    In this paper we consider two models of concatenated convolutional codes from the perspective of linear systems theory. We present an input-state-output representation of these models and we study the conditions for ...
  • Analysis of control properties of concatenated convolutional codes 

    García Planas, María Isabel; Souidi, El Mamoun; Um, Laurence Emilie (2012)
    Article
    Open Access
    In this paper we consider two models of concatenated convolutional codes from the perspective of linear systems theory. We present an input-state-output representation of these models and we study the conditions for ...
  • Códigos de convolución desde el punto de vista de teoría de control. Análisis de la observabilidad 

    García Planas, María Isabel; Tarragona Romero, Sonia; Um, Laurence Emilie (2014-04-30)
    Article
    Open Access
    En este trabajo se realiza un estudio detallado de la estructura algebraica de los códigos de convolución empleando técnicas de la teoría de sistemas lineales. La conexión entre estos conceptos ayuda a comprender ...
  • Códigos monomiales vistos como subespacios vectoriales invariantes 

    García Planas, María Isabel; Magret Planas, Maria dels Dolors; Um, Laurence Emilie (2015)
    Conference report
    Open Access
    Es bien sabido que los códigos cíclicos son muy útiles en aplicaciones en general y a los criptosistemas en particular, ya que no resultan costosos desde un punto de vista computacional, además estos códigos alcanzan la ...
  • Convolutional codes under control theory point of view. Analysis of output-observability 

    García Planas, María Isabel; Souidi, El Mamoun; Um, Laurence Emilie (WSEAS Press, 2013)
    Part of book or chapter of book
    Open Access
    In this work we make a detailed look at the algebraic structure of convolutional codes using techniques of linear systems theory. The connection between these concepts help to better understand the properties of ...
  • Convolutional codes under linear systems point of view. Analysis of output-controllability 

    García Planas, María Isabel; Souidi, El Mamoun; Um, Laurence Emilie (WSEAS Press. World Scientific and Engineering Academy and Society, 2012)
    Article
    Open Access
    In this work we make a detailed look at the algebraic structure of convolutional codes using techniques of linear systems theory. In particular we study the input-state-output representation of a convolutional code. ...
  • Decoding algorithm for convolutional codes under linear systems point of view 

    García Planas, María Isabel; Souidi, El Mamoun; Um, Laurence Emilie (WSEAS Press, 2014)
    Conference report
    Open Access
    In this work the output-observability of convolutional codes is examined and a decoding algorithm for convolutional codes using linear algebra techniques is presented.
  • Error correcting codes under linear systems point of view 

    Um, Laurence Emilie; Souidi, El Mamoun; García Planas, María Isabel (2011-09-05)
    External research report
    Open Access
    In this work we make a detailed look at the algebraic structure of convolutional codes using techniques of linear systems theory. In particular we study the inputstate- output representation of a convolutional code. We ...
  • Monomial codes seen as invariant subspaces 

    García Planas, María Isabel; Magret Planas, Maria dels Dolors; Um, Laurence Emilie (2017)
    Article
    Open Access
    It is well known that cyclic codes are very useful because of their applications, since they are not computationally expensive and encoding can be easily implemented. The relationship between cyclic codes and invariant ...
  • Sufficient conditions for controllability and observability of serial and parallel concatenated linear systems 

    García Planas, María Isabel; Domínguez García, José Luis; Um, Laurence Emilie (2014-11-30)
    Article
    Open Access
    This paper deals with the sufficient conditions for controllability and observability characters of finitedimensional linear continuous-time-invariant systems of serial and parallel concatenated systems. The obtained ...