{"id":"https://openalex.org/W2132011630","doi":"https://doi.org/10.1109/icassp.2009.4960301","title":"Design of critically subsampled DFT filter-banks with allpass polyphase filters and near-perfect reconstruction","display_name":"Design of critically subsampled DFT filter-banks with allpass polyphase filters and near-perfect reconstruction","publication_year":2009,"publication_date":"2009-04-01","ids":{"openalex":"https://openalex.org/W2132011630","doi":"https://doi.org/10.1109/icassp.2009.4960301","mag":"2132011630"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2009.4960301","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2009.4960301","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5067373645","display_name":"Heinrich W. L\u00f6llmann","orcid":null},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Heinrich W. Lollmann","raw_affiliation_strings":["Institute of Communication Systems and Data Processing, RWTH Aachen University, Aachen, Germany","Institute of Communication Systems and Data Processing, RWTH Aachen University, 52056, Germany"],"affiliations":[{"raw_affiliation_string":"Institute of Communication Systems and Data Processing, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]},{"raw_affiliation_string":"Institute of Communication Systems and Data Processing, RWTH Aachen University, 52056, Germany","institution_ids":["https://openalex.org/I887968799"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015405966","display_name":"Peter Vary","orcid":"https://orcid.org/0000-0002-5213-1825"},"institutions":[{"id":"https://openalex.org/I887968799","display_name":"RWTH Aachen University","ror":"https://ror.org/04xfq0f34","country_code":"DE","type":"education","lineage":["https://openalex.org/I887968799"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Peter Vary","raw_affiliation_strings":["Institute of Communication Systems and Data Processing, RWTH Aachen University, Aachen, Germany","Institute of Communication Systems and Data Processing, RWTH Aachen University, 52056, Germany"],"affiliations":[{"raw_affiliation_string":"Institute of Communication Systems and Data Processing, RWTH Aachen University, Aachen, Germany","institution_ids":["https://openalex.org/I887968799"]},{"raw_affiliation_string":"Institute of Communication Systems and Data Processing, RWTH Aachen University, 52056, Germany","institution_ids":["https://openalex.org/I887968799"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5067373645"],"corresponding_institution_ids":["https://openalex.org/I887968799"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.17050202,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"3185","last_page":"3188"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9998000264167786,"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":0.9998000264167786,"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":0.9908000230789185,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9894000291824341,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/polyphase-system","display_name":"Polyphase system","score":0.8803155422210693},{"id":"https://openalex.org/keywords/filter-bank","display_name":"Filter bank","score":0.7716171741485596},{"id":"https://openalex.org/keywords/all-pass-filter","display_name":"All-pass filter","score":0.6833161115646362},{"id":"https://openalex.org/keywords/aliasing","display_name":"Aliasing","score":0.6761806607246399},{"id":"https://openalex.org/keywords/filter-design","display_name":"Filter design","score":0.5940214991569519},{"id":"https://openalex.org/keywords/prototype-filter","display_name":"Prototype filter","score":0.5639835596084595},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5229499936103821},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.5225245952606201},{"id":"https://openalex.org/keywords/signal-reconstruction","display_name":"Signal reconstruction","score":0.5052381157875061},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.49916911125183105},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4802687168121338},{"id":"https://openalex.org/keywords/infinite-impulse-response","display_name":"Infinite impulse response","score":0.4478333294391632},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4175885319709778},{"id":"https://openalex.org/keywords/digital-filter","display_name":"Digital filter","score":0.40868717432022095},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.30025166273117065},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.26703059673309326},{"id":"https://openalex.org/keywords/low-pass-filter","display_name":"Low-pass filter","score":0.23308321833610535},{"id":"https://openalex.org/keywords/high-pass-filter","display_name":"High-pass filter","score":0.18220952153205872},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.16501754522323608},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14977991580963135},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.06754636764526367}],"concepts":[{"id":"https://openalex.org/C96157337","wikidata":"https://www.wikidata.org/wiki/Q391639","display_name":"Polyphase system","level":2,"score":0.8803155422210693},{"id":"https://openalex.org/C100515483","wikidata":"https://www.wikidata.org/wiki/Q3268235","display_name":"Filter bank","level":3,"score":0.7716171741485596},{"id":"https://openalex.org/C47427576","wikidata":"https://www.wikidata.org/wiki/Q1431902","display_name":"All-pass filter","level":5,"score":0.6833161115646362},{"id":"https://openalex.org/C4069607","wikidata":"https://www.wikidata.org/wiki/Q868732","display_name":"Aliasing","level":3,"score":0.6761806607246399},{"id":"https://openalex.org/C22597639","wikidata":"https://www.wikidata.org/wiki/Q5449227","display_name":"Filter design","level":3,"score":0.5940214991569519},{"id":"https://openalex.org/C175742284","wikidata":"https://www.wikidata.org/wiki/Q1415537","display_name":"Prototype filter","level":4,"score":0.5639835596084595},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5229499936103821},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.5225245952606201},{"id":"https://openalex.org/C70958404","wikidata":"https://www.wikidata.org/wiki/Q7512728","display_name":"Signal reconstruction","level":4,"score":0.5052381157875061},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.49916911125183105},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4802687168121338},{"id":"https://openalex.org/C183816354","wikidata":"https://www.wikidata.org/wiki/Q665617","display_name":"Infinite impulse response","level":4,"score":0.4478333294391632},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4175885319709778},{"id":"https://openalex.org/C36390408","wikidata":"https://www.wikidata.org/wiki/Q1163067","display_name":"Digital filter","level":3,"score":0.40868717432022095},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.30025166273117065},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.26703059673309326},{"id":"https://openalex.org/C44682112","wikidata":"https://www.wikidata.org/wiki/Q918242","display_name":"Low-pass filter","level":3,"score":0.23308321833610535},{"id":"https://openalex.org/C156137958","wikidata":"https://www.wikidata.org/wiki/Q262754","display_name":"High-pass filter","level":4,"score":0.18220952153205872},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.16501754522323608},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14977991580963135},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.06754636764526367},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/icassp.2009.4960301","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2009.4960301","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.595.3310","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.595.3310","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.ind.rwth-aachen.de/fileadmin/publications/loellmann09.pdf","raw_type":"text"},{"id":"pmh:oai:publications.rwth-aachen.de:99821","is_oa":false,"landing_page_url":"https://publications.rwth-aachen.de/record/99821","pdf_url":null,"source":{"id":"https://openalex.org/S4306401362","display_name":"RWTH Publications (RWTH Aachen)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I887968799","host_organization_name":"RWTH Aachen University","host_organization_lineage":["https://openalex.org/I887968799"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE International Conference on Acoustics, Speech and Signal Processing, 2009 : ICASSP 2009 ; 19 - 24 April 2009, Taipei International Convention Center, Taipei, Taiwan ; proceedings / sponsored by the Institute of Electrical and Electronics Engineers Signal Processing Society. - Vol. 5<br/>IEEE International Conference on Acoustics, Speech and Signal Processing 2009, ICASSP 2009, Taipei, Taiwan, 2009-04-19 - 2009-04-24","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1481646516","https://openalex.org/W1533113119","https://openalex.org/W1766888123","https://openalex.org/W2008103253","https://openalex.org/W2069899688","https://openalex.org/W2079985975","https://openalex.org/W2101789093","https://openalex.org/W2104243996","https://openalex.org/W2107145257","https://openalex.org/W2131696973","https://openalex.org/W2144353905","https://openalex.org/W2153575765","https://openalex.org/W2478884216","https://openalex.org/W3151844557"],"related_works":["https://openalex.org/W2169219772","https://openalex.org/W1570168341","https://openalex.org/W2119250743","https://openalex.org/W1966992455","https://openalex.org/W2948840160","https://openalex.org/W1994599151","https://openalex.org/W3025272471","https://openalex.org/W2542877962","https://openalex.org/W2977731182","https://openalex.org/W2958008083"],"abstract_inverted_index":{"A":[0],"new":[1],"design":[2,75,97],"for":[3,44],"a":[4,29,34,122],"recursive":[5],"DFT":[6],"analysis-synthesis":[7],"filter-bank":[8,21,119],"(AS":[9],"FB)":[10],"with":[11,33],"critical":[12],"subsampling":[13],"and":[14,38,82,92,100,103],"near-perfect":[15],"reconstruction":[16,46],"is":[17,58],"proposed.":[18],"The":[19,42,73,95,116],"analysis":[20],"consists":[22],"of":[23,87,111],"allpass":[24,62],"polyphase":[25,63],"filters":[26,65],"to":[27,49],"achieve":[28,77],"high":[30],"frequency":[31],"selectivity":[32],"low":[35,39],"algorithmic":[36,93,125],"complexity":[37,126],"signal":[40,90],"delay.":[41,115],"condition":[43],"perfect":[45],"(PR)":[47],"leads":[48],"either":[50],"unstable":[51],"or":[52],"anti-causal":[53],"synthesis":[54,64],"filters.":[55],"This":[56],"problem":[57],"solved":[59],"by":[60,69],"stable":[61],"which":[66],"are":[67],"designed":[68],"analytical":[70],"closed-form":[71],"expressions.":[72],"first":[74],"can":[76],"arbitrarily":[78],"small":[79],"aliasing,":[80],"amplitude":[81,101],"phase":[83,106],"distortions":[84,102,107],"in":[85],"dependence":[86],"the":[88,105,109],"tolerable":[89],"delay":[91],"complexity.":[94],"second":[96],"avoids":[98],"aliasing":[99],"minimizes":[104],"at":[108],"expense":[110],"an":[112],"increased":[113],"system":[114],"proposed":[117],"IIR":[118],"possesses":[120],"also":[121],"significantly":[123],"lower":[124],"than":[127],"comparable":[128],"FIR":[129],"filter-banks.":[130]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}