Optimized Polynomial Spline Basis Function Design for Quasi-Bandlimited Classical Waveform Synthesis

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dc.contributor.authorPekonen, Jussiko
dc.contributor.authorNam, Juhanko
dc.contributor.authorSmith, Julius O.ko
dc.contributor.authorValimaki, Vesako
dc.date.accessioned2015-11-20T09:13:20Z-
dc.date.available2015-11-20T09:13:20Z-
dc.date.created2014-10-06-
dc.date.created2014-10-06-
dc.date.created2014-10-06-
dc.date.created2014-10-06-
dc.date.issued2012-03-
dc.identifier.citationIEEE SIGNAL PROCESSING LETTERS, v.19, no.3, pp.159 - 162-
dc.identifier.issn1070-9908-
dc.identifier.urihttp://hdl.handle.net/10203/201094-
dc.description.abstractClassical geometric waveforms used in virtual analog synthesis suffer from aliasing distortion when simple sampling is used. An efficient antialiasing technique is based on expressing the waveforms as a filtered sum of time-shifted approximately bandlimited polynomial-spline basis functions. It is shown that by optimizing the coefficients of the basis function so that the aliasing distortion is perceptually minimized, the alias-free bandwidth of classical waveforms can be expanded. With the best of the case examples given here, the generated impulse-train and sawtooth waveform are alias-free up to fundamental frequencies over 10 kHz when the sampling rate is 44.1 kHz.-
dc.languageEnglish-
dc.publisherIEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC-
dc.titleOptimized Polynomial Spline Basis Function Design for Quasi-Bandlimited Classical Waveform Synthesis-
dc.typeArticle-
dc.identifier.wosid000299811300001-
dc.type.rimsART-
dc.citation.volume19-
dc.citation.issue3-
dc.citation.beginningpage159-
dc.citation.endingpage162-
dc.citation.publicationnameIEEE SIGNAL PROCESSING LETTERS-
dc.identifier.doi10.1109/LSP.2012.2183123-
dc.contributor.localauthorNam, Juhan-
dc.contributor.nonIdAuthorPekonen, Jussi-
dc.contributor.nonIdAuthorSmith, Julius O.-
dc.contributor.nonIdAuthorValimaki, Vesa-
dc.description.isOpenAccessN-
dc.type.journalArticleArticle-
dc.subject.keywordAuthorAcoustic signal processing-
dc.subject.keywordAuthorantialiasing-
dc.subject.keywordAuthoraudio oscillators-
dc.subject.keywordAuthorinterpolation-
dc.subject.keywordAuthormusic-
dc.subject.keywordAuthorsignal synthesis-
dc.subject.keywordPlusINTERPOLATION-
dc.subject.keywordPlusOSCILLATORS-
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