Coarse quantization for random interleaved sampling of bandlimited signals∗∗∗

Alexander M. Powell; Jared Tanner; Yang Wang; Özgür Yılmaz

ESAIM: Mathematical Modelling and Numerical Analysis (2012)

  • Volume: 46, Issue: 3, page 605-618
  • ISSN: 0764-583X

Abstract

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The compatibility of unsynchronized interleaved uniform sampling with Sigma-Delta analog-to-digital conversion is investigated. Let f be a bandlimited signal that is sampled on a collection of N interleaved grids  {kT + Tn} k ∈ Z with offsets { T n } n = 1 N [ 0 , T ] . If the offsets Tn are chosen independently and uniformly at random from  [0,T]  and if the sample values of f are quantized with a first order Sigma-Delta algorithm, then with high probability the quantization error | f ( t ) - f ˜ ( t ) | is at most of order N-1log N.

How to cite

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Powell, Alexander M., et al. "Coarse quantization for random interleaved sampling of bandlimited signals∗∗∗." ESAIM: Mathematical Modelling and Numerical Analysis 46.3 (2012): 605-618. <http://eudml.org/doc/222103>.

@article{Powell2012,
abstract = {The compatibility of unsynchronized interleaved uniform sampling with Sigma-Delta analog-to-digital conversion is investigated. Let f be a bandlimited signal that is sampled on a collection of N interleaved grids  \{kT + Tn\} k ∈ Z with offsets \hbox\{$\\{T_n\\}_\{n=1\}^N\subset [0,T]$\}. If the offsets Tn are chosen independently and uniformly at random from  [0,T]  and if the sample values of f are quantized with a first order Sigma-Delta algorithm, then with high probability the quantization error \hbox\{$|f(t) - \widetilde\{f\}(t)|$\}is at most of order N-1log N.},
author = {Powell, Alexander M., Tanner, Jared, Wang, Yang, Yılmaz, Özgür},
journal = {ESAIM: Mathematical Modelling and Numerical Analysis},
keywords = {Analog-to-digital conversion; bandlimited signals; interleaved sampling; random sampling; sampling expansions; Sigma-Delta quantization; analog-to-digital conversion; sigma-delta quantization},
language = {eng},
month = {1},
number = {3},
pages = {605-618},
publisher = {EDP Sciences},
title = {Coarse quantization for random interleaved sampling of bandlimited signals∗∗∗},
url = {http://eudml.org/doc/222103},
volume = {46},
year = {2012},
}

TY - JOUR
AU - Powell, Alexander M.
AU - Tanner, Jared
AU - Wang, Yang
AU - Yılmaz, Özgür
TI - Coarse quantization for random interleaved sampling of bandlimited signals∗∗∗
JO - ESAIM: Mathematical Modelling and Numerical Analysis
DA - 2012/1//
PB - EDP Sciences
VL - 46
IS - 3
SP - 605
EP - 618
AB - The compatibility of unsynchronized interleaved uniform sampling with Sigma-Delta analog-to-digital conversion is investigated. Let f be a bandlimited signal that is sampled on a collection of N interleaved grids  {kT + Tn} k ∈ Z with offsets \hbox{$\{T_n\}_{n=1}^N\subset [0,T]$}. If the offsets Tn are chosen independently and uniformly at random from  [0,T]  and if the sample values of f are quantized with a first order Sigma-Delta algorithm, then with high probability the quantization error \hbox{$|f(t) - \widetilde{f}(t)|$}is at most of order N-1log N.
LA - eng
KW - Analog-to-digital conversion; bandlimited signals; interleaved sampling; random sampling; sampling expansions; Sigma-Delta quantization; analog-to-digital conversion; sigma-delta quantization
UR - http://eudml.org/doc/222103
ER -

References

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  14. C. Vogel and H. Johansson, Time-interleaved analog-to-digital converters : Status and future directions. Proceedings of the 2006 IEEE International Symposium on Circuits and Systems (ISCAS) (2006) 3386–3389.  
  15. J. Xu and T. Strohmer, Efficient calibration of time-interleaved adcs via separable nonlinear least squares. Technical Report, Dept. of Mathematics, University of California at Davis.  URIhttp://www.math.ucdavis.edu/-strotimer/papers/2006/adc.pdf
  16. Ö. Yılmaz, Coarse quantization of highly redundant time-frequency representations of square-integrable functions. Appl. Comput. Harmonic Anal.14 (2003) 107–132.  
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