Table of Contents
ISRN Signal Processing
Volume 2011 (2011), Article ID 731989, 7 pages
http://dx.doi.org/10.5402/2011/731989
Research Article

Approximation Formula for Easy Calculation of Signal-to-Noise Ratio of Sigma-Delta Modulators

1Department of Theoretical Electrical Engineering, Technical University of Sofia, 8 Kliment Ohridski Street, 1000 Sofia, Bulgaria
2IT Faculty, Hellenic American University, 12 Kaplanon Street, 10680 Athens, Greece
3Department of Electrical Engineering Educators, School of Pedagogical and Technological Education (ASPETE), N. Heraklion, 14121 Athens, Greece

Received 29 October 2010; Accepted 1 December 2010

Academic Editors: L.-M. Cheng and S. Kalitzin

Copyright © 2011 Valeri Mladenov et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. R. Schreier and G. C. Temes, Understanding Delta-Sigma Data Converters, John Wiley & Sons, Hoboken, NJ, USA, 2005.
  2. S. R. Norsworthy, R. Schreier, and G. C. Temes, Delta-Sigma Data Converters: Theory, Design, and Simulation, Wiley-IEEE Press, New York, NY, USA, 1996.
  3. A. H. M. Van Roermund, H. Casier, and M. Steyaert, Analog Circuit Design: High-Speed A-D Converters, Automotive Electronics And Ultra-Low Power Wireless, Springer, New York, NY, USA, 2006.
  4. Y. Geerts, M. Steyaert, and W. M. C. Sansen, Design of Multi-Bit Delta-Sigma A/D Converters, Kluwer Academic Publishers, Boston, Mass, USA, 2002.
  5. P. M. Aziz, H. V. Sorensen, and J. Van der Spiegel, “An overview of sigma-delta converters,” IEEE Signal Processing Magazine, vol. 13, no. 1, pp. 61–84, 1996. View at Google Scholar
  6. R. Schreier, “An empirical study of high-order single-bit delta-sigma modulators,” IEEE Transactions on Circuits and Systems II, vol. 40, no. 8, pp. 461–466, 1993. View at Publisher · View at Google Scholar · View at Scopus
  7. H. Tang, “Symbolic statistical analysis of SNR variation for delta-sigma modulators,” IEEE Transactions on Circuits and Systems II, vol. 54, no. 8, pp. 720–724, 2007. View at Publisher · View at Google Scholar · View at Scopus
  8. M. A. Al-Alaoui and R. Ferzli, “An enhanced first-order sigma-delta modulator with a controllable signal-to-noise ratio,” IEEE Transactions on Circuits and Systems I, vol. 53, no. 3, pp. 634–643, 2006. View at Publisher · View at Google Scholar · View at Scopus
  9. B. Widrow and I. Kollar, Quantization Noise, Cambridge University Press, Cambridge, UK, 2008.
  10. N. Ahmed and T. Natarajan, Discrete-Time Signals and Systems, Prentice-Hall, Englewood Cliffs, NJ, USA, 1983.
  11. Using MATLAB Version 6 The MathWorks Inc, Natick, Mass, USA, 2002.
  12. R. Schreier, “The Delta–Sigma Toolbox 6.0,” 2004, http://www.mathworks.com/matlabcentral/fileexchange.
  13. V. Didenko and A. Ivanov, “Distribution laws of quantization noise for sigma-delta modulator,” in Proceedings of the 16th IMEKO TC4 Symposium and 13th IW on ADC Modelling and Testing Florence, 2008.