{"id":"https://openalex.org/W4213132815","doi":"https://doi.org/10.1109/access.2022.3153050","title":"FPGA Realization of the Observer-Based Sliding Discrete Fourier Transform","display_name":"FPGA Realization of the Observer-Based Sliding Discrete Fourier Transform","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4213132815","doi":"https://doi.org/10.1109/access.2022.3153050"},"language":"en","primary_location":{"id":"doi:10.1109/access.2022.3153050","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3153050","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9668973/09718061.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/9668973/09718061.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5081483722","display_name":"Peter Plesznik","orcid":"https://orcid.org/0000-0001-8713-4869"},"institutions":[{"id":"https://openalex.org/I31419693","display_name":"Kyungpook National University","ror":"https://ror.org/040c17130","country_code":"KR","type":"education","lineage":["https://openalex.org/I31419693"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Peter Plesznik","raw_affiliation_strings":["School of Electronic and Electrical Engineering, Kyungpook National University, Daegu, South Korea"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Electrical Engineering, Kyungpook National University, Daegu, South Korea","institution_ids":["https://openalex.org/I31419693"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081586878","display_name":"Zsolt Koll\u00e1r","orcid":"https://orcid.org/0000-0001-6384-265X"},"institutions":[{"id":"https://openalex.org/I29770179","display_name":"Budapest University of Technology and Economics","ror":"https://ror.org/02w42ss30","country_code":"HU","type":"education","lineage":["https://openalex.org/I29770179"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"Zsolt Kollar","raw_affiliation_strings":["Department of Measurement and Information Systems, Budapest University of Technology and Economics, Budapest, Hungary"],"affiliations":[{"raw_affiliation_string":"Department of Measurement and Information Systems, Budapest University of Technology and Economics, Budapest, Hungary","institution_ids":["https://openalex.org/I29770179"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030304824","display_name":"Daejin Park","orcid":"https://orcid.org/0000-0002-5560-873X"},"institutions":[{"id":"https://openalex.org/I31419693","display_name":"Kyungpook National University","ror":"https://ror.org/040c17130","country_code":"KR","type":"education","lineage":["https://openalex.org/I31419693"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Daejin Park","raw_affiliation_strings":["School of Electronic and Electrical Engineering, Kyungpook National University, Daegu, South Korea"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Electrical Engineering, Kyungpook National University, Daegu, South Korea","institution_ids":["https://openalex.org/I31419693"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5081483722"],"corresponding_institution_ids":["https://openalex.org/I31419693"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.6517,"has_fulltext":true,"cited_by_count":8,"citation_normalized_percentile":{"value":0.61849118,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"10","issue":null,"first_page":"29432","last_page":"29442"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.9994000196456909,"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/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.9993000030517578,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.8171267509460449},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7737376689910889},{"id":"https://openalex.org/keywords/field-programmable-gate-array","display_name":"Field-programmable gate array","score":0.7175934314727783},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.5188261866569519},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.5025031566619873},{"id":"https://openalex.org/keywords/discrete-fourier-transform","display_name":"Discrete Fourier transform (general)","score":0.501072883605957},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.48652714490890503},{"id":"https://openalex.org/keywords/verilog","display_name":"Verilog","score":0.4449891746044159},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.41079506278038025},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3749037981033325},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.37399929761886597},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.33538806438446045},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.27794623374938965},{"id":"https://openalex.org/keywords/fractional-fourier-transform","display_name":"Fractional Fourier transform","score":0.10401710867881775},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10128504037857056},{"id":"https://openalex.org/keywords/fourier-analysis","display_name":"Fourier analysis","score":0.09252145886421204}],"concepts":[{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.8171267509460449},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7737376689910889},{"id":"https://openalex.org/C42935608","wikidata":"https://www.wikidata.org/wiki/Q190411","display_name":"Field-programmable gate array","level":2,"score":0.7175934314727783},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.5188261866569519},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.5025031566619873},{"id":"https://openalex.org/C57733114","wikidata":"https://www.wikidata.org/wiki/Q1006032","display_name":"Discrete Fourier transform (general)","level":5,"score":0.501072883605957},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.48652714490890503},{"id":"https://openalex.org/C2779030575","wikidata":"https://www.wikidata.org/wiki/Q827773","display_name":"Verilog","level":3,"score":0.4449891746044159},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.41079506278038025},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3749037981033325},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.37399929761886597},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.33538806438446045},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.27794623374938965},{"id":"https://openalex.org/C76563020","wikidata":"https://www.wikidata.org/wiki/Q4817582","display_name":"Fractional Fourier transform","level":4,"score":0.10401710867881775},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10128504037857056},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"score":0.09252145886421204},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2022.3153050","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3153050","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9668973/09718061.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:7e6233af1b524990bd273111cee2724a","is_oa":true,"landing_page_url":"https://doaj.org/article/7e6233af1b524990bd273111cee2724a","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 10, Pp 29432-29442 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2022.3153050","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3153050","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9668973/09718061.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8500000238418579}],"awards":[{"id":"https://openalex.org/G1577046994","display_name":null,"funder_award_id":"2018R1A6A1A03025109","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G2084398176","display_name":null,"funder_award_id":"99011","funder_id":"https://openalex.org/F4320320671","funder_display_name":"National Research Foundation"},{"id":"https://openalex.org/G2203846861","display_name":null,"funder_award_id":"the BK21 FOUR","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G2584457256","display_name":null,"funder_award_id":"NRF-2018R1A6A1A03025109","funder_id":"https://openalex.org/F4320311687","funder_display_name":"Ministry of Education"},{"id":"https://openalex.org/G2693902825","display_name":null,"funder_award_id":"NRF-2018R1A6A1A03025109","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G30685149","display_name":null,"funder_award_id":"BK21 FOUR","funder_id":"https://openalex.org/F4320320671","funder_display_name":"National Research Foundation"},{"id":"https://openalex.org/G342704958","display_name":null,"funder_award_id":"funded","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G4564405338","display_name":null,"funder_award_id":"4199990113966","funder_id":"https://openalex.org/F4320328359","funder_display_name":"Ministry of Science and ICT, South Korea"},{"id":"https://openalex.org/G4760166538","display_name":null,"funder_award_id":"NRF-2019R1A2C2005099","funder_id":"https://openalex.org/F4320322030","funder_display_name":"Ministry of Science, ICT and Future Planning"},{"id":"https://openalex.org/G5340376932","display_name":null,"funder_award_id":"2021-0-00944","funder_id":"https://openalex.org/F4320328359","funder_display_name":"Ministry of Science and ICT, South Korea"},{"id":"https://openalex.org/G5562307789","display_name":null,"funder_award_id":"BK21 FOUR","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G5768839943","display_name":null,"funder_award_id":"4199990113966","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G6072120315","display_name":null,"funder_award_id":"funded","funder_id":"https://openalex.org/F4320335489","funder_display_name":"Institute for Information and Communications Technology Promotion"},{"id":"https://openalex.org/G6461632433","display_name":null,"funder_award_id":"NRF-2019R1A2C2005099","funder_id":"https://openalex.org/F4320335489","funder_display_name":"Institute for Information and Communications Technology Promotion"},{"id":"https://openalex.org/G6903592533","display_name":null,"funder_award_id":"NRF-2019R1A2C2005099","funder_id":"https://openalex.org/F4320328359","funder_display_name":"Ministry of Science and ICT, South Korea"},{"id":"https://openalex.org/G7565662379","display_name":null,"funder_award_id":"NRF-2020R1I1A1A01072343","funder_id":"https://openalex.org/F4320311687","funder_display_name":"Ministry of Education"},{"id":"https://openalex.org/G7685055460","display_name":null,"funder_award_id":"Grant","funder_id":"https://openalex.org/F4320328359","funder_display_name":"Ministry of Science and ICT, South Korea"},{"id":"https://openalex.org/G7840627025","display_name":null,"funder_award_id":"113966","funder_id":"https://openalex.org/F4320320671","funder_display_name":"National Research Foundation"},{"id":"https://openalex.org/G8489178387","display_name":null,"funder_award_id":"NRF-2020R1I1A1A01072343","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G8517820803","display_name":null,"funder_award_id":"NRF-2019R1A2C2005099","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G8587753333","display_name":null,"funder_award_id":"TKP2021-EGA-02","funder_id":"https://openalex.org/F4320311358","funder_display_name":"Budapesti M\u0171szaki \u00e9s Gazdas\u00e1gtudom\u00e1nyi Egyetem"},{"id":"https://openalex.org/G982292920","display_name":null,"funder_award_id":"NRF-20","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320311358","display_name":"Budapesti M\u0171szaki \u00e9s Gazdas\u00e1gtudom\u00e1nyi Egyetem","ror":"https://ror.org/02w42ss30"},{"id":"https://openalex.org/F4320311687","display_name":"Ministry of Education","ror":"https://ror.org/03m01yf64"},{"id":"https://openalex.org/F4320320671","display_name":"National Research Foundation","ror":"https://ror.org/05s0g1g46"},{"id":"https://openalex.org/F4320322030","display_name":"Ministry of Science, ICT and Future Planning","ror":"https://ror.org/032e49973"},{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"},{"id":"https://openalex.org/F4320328359","display_name":"Ministry of Science and ICT, South Korea","ror":"https://ror.org/01wpjm123"},{"id":"https://openalex.org/F4320335489","display_name":"Institute for Information and Communications Technology Promotion","ror":"https://ror.org/01g0hqq23"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4213132815.pdf","grobid_xml":"https://content.openalex.org/works/W4213132815.grobid-xml"},"referenced_works_count":18,"referenced_works":["https://openalex.org/W1697514459","https://openalex.org/W2025264350","https://openalex.org/W2025381053","https://openalex.org/W2127665203","https://openalex.org/W2147121737","https://openalex.org/W2148464077","https://openalex.org/W2151423549","https://openalex.org/W2163734101","https://openalex.org/W2165627951","https://openalex.org/W2620714013","https://openalex.org/W2734326052","https://openalex.org/W2800928021","https://openalex.org/W2901949848","https://openalex.org/W2950693696","https://openalex.org/W2951715996","https://openalex.org/W3012807160","https://openalex.org/W3038784648","https://openalex.org/W3099824014"],"related_works":["https://openalex.org/W4327521644","https://openalex.org/W3132558499","https://openalex.org/W2978884468","https://openalex.org/W2005846134","https://openalex.org/W2348800014","https://openalex.org/W2365391860","https://openalex.org/W1820187807","https://openalex.org/W2155491755","https://openalex.org/W4362564158","https://openalex.org/W2085939569"],"abstract_inverted_index":{"Discrete":[0],"Fourier":[1,59],"transform":[2],"(DFT)":[3],"is":[4,88,92,110],"a":[5,19,76,142],"widely":[6],"used":[7],"method":[8],"of":[9,35,66,80,83,102,121,134,153,170,184],"signal":[10,14,20],"analysis":[11,133],"in":[12,100,112,141],"digital":[13],"processing.":[15,29],"The":[16,108,132,162,187],"DFT":[17,41],"converts":[18],"from":[21],"time":[22],"domain":[23,26],"to":[24,47,159,176],"frequency":[25],"for":[27,86,190],"further":[28],"For":[30],"fixed-size":[31],"sliding":[32,40],"window":[33],"applications":[34],"the":[36,38,55,67,84,95,119,123,128,135,148,154,160,171],"DFT,":[37],"observer-based":[39],"(oSDFT)":[42],"algorithm":[43,85],"has":[44,69],"been":[45,70],"shown":[46],"be":[48],"stable,":[49],"accurate,":[50],"and":[51,105,126,138,150,164,178,196],"theoretically":[52],"faster,":[53],"than":[54,182],"well-known":[56],"block-oriented":[57],"fast":[58],"transforms":[60],"(FFT).":[61],"However,":[62],"no":[63],"hardware":[64,77,106,130],"implementation":[65,79,91],"oSDFT":[68,137,155],"proposed":[71],"yet.":[72],"In":[73],"this":[74],"paper,":[75],"optimized":[78],"two":[81],"variants":[82],"FPGA":[87],"presented.":[89],"Such":[90],"compared":[93],"with":[94,118],"Xilinx":[96],"FFT":[97,139,185],"Intellectual":[98],"Property":[99],"terms":[101],"processing":[103,124,144],"speed":[104,125],"requirements.":[107],"structure":[109],"implemented":[111,172],"Verilog":[113],"HDL":[114],"using":[115],"Vivado":[116],"IDE,":[117],"aim":[120],"maximizing":[122],"minimizing":[127],"required":[129,188],"resources.":[131],"FPGA-based":[136],"circuits":[140],"sample-by-sample":[143],"scenario,":[145],"reveals":[146],"that":[147],"latency":[149,163],"energy":[151,165],"usage":[152,166],"are":[156,174,193],"smaller":[157],"relative":[158],"FFT.":[161],"per":[167],"sample":[168],"processed":[169],"structures":[173],"up":[175],"9":[177],"10":[179],"times":[180],"lower":[181],"those":[183],"respectively.":[186],"resources":[189],"these":[191],"methods":[192],"also":[194],"presented":[195],"analyzed.":[197]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
