Passband and stopband CIC improvement based on efficient IIR filter structure

Alfonso Fernandez-Vazquez, Gordana Jovanovic Dolecek

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

This paper introduces the efficient second order IIR filter which considerably improves the passband as well as the stopband of the Cascaded-Integrator-Comb (CIC) filter. Using the polyphase decomposition the filter can be moved to a lower rate, which is D times less than the high input rate, where D is the decimation factor. The phase of the filter is approximately linear in the passband. The design parameters are the number of cascaded CIC filter K, the decimator factor D, the passband frequency ωp, and a weighted parameter α.

Original languageEnglish
Title of host publication2010 IEEE International 53rd Midwest Symposium on Circuits and Systems, MWSCAS 2010
Pages765-768
Number of pages4
DOIs
StatePublished - 2010
Event53rd IEEE International Midwest Symposium on Circuits and Systems, MWSCAS 2010 - Seattle, WA, United States
Duration: 1 Aug 20104 Aug 2010

Publication series

NameMidwest Symposium on Circuits and Systems
ISSN (Print)1548-3746

Conference

Conference53rd IEEE International Midwest Symposium on Circuits and Systems, MWSCAS 2010
Country/TerritoryUnited States
CitySeattle, WA
Period1/08/104/08/10

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