An Applied Method for Designing Maximally Decimating Non—uniform Filter Banks-中国期刊网

摘要 Assemblingindividuallinephasefilterstoformamulti-channelfilterbankallowsthesynthesisfiltertobesimilartocorrespondinganalysisfilters,andthedesigncalculationcanbesimple.Theappropriaterelationsbetweensynthesisfiltersandanalysisfilterseliminatemostaliasingresultingfromdecimationinnon-uniformmaximallydecimatingfilterbanks,andLSalgorithmandRemezalgorithmareusedtooptimizethecompositecharacter.ThisdesignmethodcanachieveapproximatePerfect-Reconstruction.Anexampleisgiveninwhichthegeneralparameterfilterswithapproximatelinephaseareusedasunitsofafilterbank.

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An Applied Method for Designing Maximally Decimating Non—uniform Filter Banks

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An Applied Method for Designing Maximally Decimating Non—uniform Filter Banks

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