9. A Most Efficient Digital Filter: The Two-Path Recursive All-Pass Filter

  1. Richard G. Lyons
  1. Fred Harris

Published Online: 11 JUN 2012

DOI: 10.1002/9781118316948.ch9

Streamlining Digital Signal Processing: A Tricks of the Trade Guidebook, Second Edition

Streamlining Digital Signal Processing: A Tricks of the Trade Guidebook, Second Edition

How to Cite

Harris, F. (2012) A Most Efficient Digital Filter: The Two-Path Recursive All-Pass Filter, in Streamlining Digital Signal Processing: A Tricks of the Trade Guidebook, Second Edition (ed R. G. Lyons), John Wiley & Sons, Inc., Hoboken, NJ, USA. doi: 10.1002/9781118316948.ch9

Editor Information

  1. Besser Associates, Mountain View, California, USA

Author Information

  1. San Diego State University, San Diego, California, USA

Publication History

  1. Published Online: 11 JUN 2012
  2. Published Print: 22 JUN 2012

ISBN Information

Print ISBN: 9781118278383

Online ISBN: 9781118316948

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Keywords:

  • two-path recursive all-pass filter, efficient digital filter;
  • simple recursive all-pass, single coefficient for pole and zero;
  • passband response in two-path halfband filters;
  • lowpass-to-lowpass frequency transformation on prototype filters

Summary

This chapter contains sections titled:

  • All-Pass Network Background

  • Implementing and Combining All-Pass Networks

  • Two-Path Filters

  • Linear Phase Two-Path Halfband Filters

  • Passband Response in Two-Path Halfband Filters

  • Transforming the Prototype Halfband to Arbitrary Bandwidth

  • Lowpass to Lowpass Transformation

  • Lowpass-to-Bandpass Transformation

  • Conclusions

  • References