{"id":"https://openalex.org/W2105612491","doi":"https://doi.org/10.1109/ecctd.2011.6043300","title":"Complexity reduction in low-delay farrow-structure-based variable fractional delay FIR filters utilizing linear-phase subfilters","display_name":"Complexity reduction in low-delay farrow-structure-based variable fractional delay FIR filters utilizing linear-phase subfilters","publication_year":2011,"publication_date":"2011-08-01","ids":{"openalex":"https://openalex.org/W2105612491","doi":"https://doi.org/10.1109/ecctd.2011.6043300","mag":"2105612491"},"language":"en","primary_location":{"id":"doi:10.1109/ecctd.2011.6043300","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecctd.2011.6043300","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 20th European Conference on Circuit Theory and Design (ECCTD)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-84866","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5005720476","display_name":"Amir Eghbali","orcid":null},"institutions":[{"id":"https://openalex.org/I102134673","display_name":"Link\u00f6ping University","ror":"https://ror.org/05ynxx418","country_code":"SE","type":"education","lineage":["https://openalex.org/I102134673"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"Amir Eghbali","raw_affiliation_strings":["Division of Electronics Systems, Department of Electrical Engineering, Link\u00f6ping University, Sweden","[Division of Electronics Systems, Department of Electrical Engineering, Linkoping University, Sweden]"],"affiliations":[{"raw_affiliation_string":"Division of Electronics Systems, Department of Electrical Engineering, Link\u00f6ping University, Sweden","institution_ids":["https://openalex.org/I102134673"]},{"raw_affiliation_string":"[Division of Electronics Systems, Department of Electrical Engineering, Linkoping University, Sweden]","institution_ids":["https://openalex.org/I102134673"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040713486","display_name":"H\u00e5kan Johansson","orcid":"https://orcid.org/0000-0001-6329-9132"},"institutions":[{"id":"https://openalex.org/I102134673","display_name":"Link\u00f6ping University","ror":"https://ror.org/05ynxx418","country_code":"SE","type":"education","lineage":["https://openalex.org/I102134673"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Hakan Johansson","raw_affiliation_strings":["Division of Electronics Systems, Department of Electrical Engineering, Link\u00f6ping University, Sweden","[Division of Electronics Systems, Department of Electrical Engineering, Linkoping University, Sweden]"],"affiliations":[{"raw_affiliation_string":"Division of Electronics Systems, Department of Electrical Engineering, Link\u00f6ping University, Sweden","institution_ids":["https://openalex.org/I102134673"]},{"raw_affiliation_string":"[Division of Electronics Systems, Department of Electrical Engineering, Linkoping University, Sweden]","institution_ids":["https://openalex.org/I102134673"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5005720476"],"corresponding_institution_ids":["https://openalex.org/I102134673"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.14984364,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"21","last_page":"24"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.996999979019165,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11697","display_name":"Numerical Methods and Algorithms","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/finite-impulse-response","display_name":"Finite impulse response","score":0.8644871711730957},{"id":"https://openalex.org/keywords/linear-phase","display_name":"Linear phase","score":0.8182210922241211},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.646539568901062},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.6166905760765076},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.5749814510345459},{"id":"https://openalex.org/keywords/linear-filter","display_name":"Linear filter","score":0.49566638469696045},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.4838332235813141},{"id":"https://openalex.org/keywords/phase-response","display_name":"Phase response","score":0.4483078718185425},{"id":"https://openalex.org/keywords/group-delay-and-phase-delay","display_name":"Group delay and phase delay","score":0.4244897961616516},{"id":"https://openalex.org/keywords/digital-filter","display_name":"Digital filter","score":0.4243549108505249},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.42106005549430847},{"id":"https://openalex.org/keywords/impulse-response","display_name":"Impulse response","score":0.4113554060459137},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.33471453189849854},{"id":"https://openalex.org/keywords/frequency-response","display_name":"Frequency response","score":0.3333663046360016},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.29178526997566223},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.09663274884223938},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08616939187049866}],"concepts":[{"id":"https://openalex.org/C198386975","wikidata":"https://www.wikidata.org/wiki/Q117785","display_name":"Finite impulse response","level":2,"score":0.8644871711730957},{"id":"https://openalex.org/C20610874","wikidata":"https://www.wikidata.org/wiki/Q512136","display_name":"Linear phase","level":3,"score":0.8182210922241211},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.646539568901062},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.6166905760765076},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.5749814510345459},{"id":"https://openalex.org/C139722471","wikidata":"https://www.wikidata.org/wiki/Q2619517","display_name":"Linear filter","level":3,"score":0.49566638469696045},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.4838332235813141},{"id":"https://openalex.org/C54767332","wikidata":"https://www.wikidata.org/wiki/Q1751572","display_name":"Phase response","level":3,"score":0.4483078718185425},{"id":"https://openalex.org/C123792056","wikidata":"https://www.wikidata.org/wiki/Q365988","display_name":"Group delay and phase delay","level":3,"score":0.4244897961616516},{"id":"https://openalex.org/C36390408","wikidata":"https://www.wikidata.org/wiki/Q1163067","display_name":"Digital filter","level":3,"score":0.4243549108505249},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.42106005549430847},{"id":"https://openalex.org/C72279823","wikidata":"https://www.wikidata.org/wiki/Q1139726","display_name":"Impulse response","level":2,"score":0.4113554060459137},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.33471453189849854},{"id":"https://openalex.org/C8590192","wikidata":"https://www.wikidata.org/wiki/Q1054694","display_name":"Frequency response","level":2,"score":0.3333663046360016},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.29178526997566223},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.09663274884223938},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08616939187049866},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/ecctd.2011.6043300","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecctd.2011.6043300","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 20th European Conference on Circuit Theory and Design (ECCTD)","raw_type":"proceedings-article"},{"id":"pmh:oai:DiVA.org:liu-84866","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-84866","pdf_url":null,"source":{"id":"https://openalex.org/S4306401559","display_name":"KTH Publication Database DiVA (KTH Royal Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"}],"best_oa_location":{"id":"pmh:oai:DiVA.org:liu-84866","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-84866","pdf_url":null,"source":{"id":"https://openalex.org/S4306401559","display_name":"KTH Publication Database DiVA (KTH Royal Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W326883504","https://openalex.org/W1499458427","https://openalex.org/W1535749512","https://openalex.org/W1538865229","https://openalex.org/W1578124564","https://openalex.org/W1876018024","https://openalex.org/W1988754405","https://openalex.org/W2060544597","https://openalex.org/W2112138854","https://openalex.org/W2129622576","https://openalex.org/W2142874502","https://openalex.org/W2155595938","https://openalex.org/W2159483979"],"related_works":["https://openalex.org/W3007580271","https://openalex.org/W3141056701","https://openalex.org/W2016988675","https://openalex.org/W1509501120","https://openalex.org/W1981288746","https://openalex.org/W2144765337","https://openalex.org/W1969852987","https://openalex.org/W3187262923","https://openalex.org/W2107063331","https://openalex.org/W1885779741"],"abstract_inverted_index":{"This":[0,29],"paper":[1],"proposes":[2],"a":[3,84],"method":[4,18],"to":[5,33],"design":[6,43],"low-delay":[7],"fractional":[8],"delay":[9],"(FD)":[10],"filters,":[11,91],"using":[12],"the":[13,58,78,92,99,105,120],"Farrow":[14,59],"structure.":[15,60],"The":[16,47,61],"proposed":[17],"employs":[19],"both":[20],"linear-phase":[21,65,89],"and":[22],"nonlinear-phase":[23,39,51],"finite-length":[24],"impulse":[25],"response":[26],"(FIR)":[27],"subfilters.":[28,41],"is":[30,95,110],"in":[31,54,68,102],"contrast":[32],"conventional":[34],"methods":[35],"that":[36],"utilize":[37],"only":[38],"FIR":[40,52,66,90],"Two":[42],"cases":[44],"are":[45],"considered.":[46],"first":[48],"case":[49,63],"uses":[50,64],"filters":[53,67],"all":[55],"branches":[56,73],"of":[57,104,107,115],"second":[62,70],"every":[69],"branch.":[71],"These":[72],"have":[74],"milder":[75],"restrictions":[76],"on":[77],"approximation":[79,93],"error.":[80],"Therefore,":[81],"even":[82],"with":[83],"reduced":[85,111],"order,":[86],"for":[87],"these":[88],"error":[94],"not":[96],"affected.":[97],"However,":[98],"arithmetic":[100],"complexity,":[101],"terms":[103],"number":[106],"distinct":[108],"multiplications,":[109],"by":[112],"an":[113],"average":[114],"30%.":[116],"Design":[117],"examples":[118],"illustrate":[119],"method.":[121]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
