• DocumentCode
    418392
  • Title

    Nonlinear dynamics of a nonideal sigma-delta modulator with periodic input

  • Author

    Condon, Emer ; Feely, Orla

  • Author_Institution
    Dept. of Electron. & Electr. Eng., Univ. Coll. Dublin, Ireland
  • Volume
    4
  • fYear
    2004
  • fDate
    23-26 May 2004
  • Abstract
    This work applies methods of nonlinear dynamics to examine the steady-state behaviour of sigma-delta modulators with periodic input signals. We consider both discrete-time and continuous-time modulators and include the effect of leaky integration, a common circuit imperfection. We show how the integrator imperfection has a significant and qualitative effect on the dynamics.
  • Keywords
    integrating circuits; modulators; sigma-delta modulation; continuous time modulators; discrete time modulator; integrator circuit imperfection; leaky integration effect; nonideal sigma-delta modulator; nonlinear dynamics; Belts; Circuits; Data conversion; Delay effects; Delta-sigma modulation; Educational institutions; Equations; Piecewise linear techniques; Signal analysis; Steady-state;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Circuits and Systems, 2004. ISCAS '04. Proceedings of the 2004 International Symposium on
  • Print_ISBN
    0-7803-8251-X
  • Type

    conf

  • DOI
    10.1109/ISCAS.2004.1329126
  • Filename
    1329126