• DocumentCode
    1642790
  • Title

    A Novel Biquad Filter Circuit for Continuous-Time Sigma-Delta Modulators

  • Author

    Kuang, Wensheng V. ; Wight, Jim S.

  • Author_Institution
    Samsung Telecommun. of America, Richardson, TX
  • fYear
    2006
  • Firstpage
    1
  • Lastpage
    4
  • Abstract
    A novel biquad circuit is presented that allows the loop filter of a high-order continuous-time sigma-delta modulator to be implemented by cascading low-order biquad sections, considerably easing the design and implementation of the high-order continuous-time sigma-delta modulator. Experiment on a 4th-order bandpass continuous-time sigma-delta modulator is conducted successfully and the results are presented.
  • Keywords
    band-pass filters; biquadratic filters; continuous time filters; sigma-delta modulation; 4th-order bandpass; biquad filter circuit; continuous-time sigma-delta modulators; high-order sigma-delta modulator; loop filter; low-order biquad sections; Band pass filters; Coupling circuits; Delay; Delta-sigma modulation; Feedback loop; Prototypes; Resistors; Resonator filters; Sampling methods; Transfer functions;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Vehicular Technology Conference, 2006. VTC-2006 Fall. 2006 IEEE 64th
  • Conference_Location
    Montreal, Que.
  • Print_ISBN
    1-4244-0062-7
  • Electronic_ISBN
    1-4244-0063-5
  • Type

    conf

  • DOI
    10.1109/VTCF.2006.599
  • Filename
    4109864