{"id":"https://openalex.org/W2025070826","doi":"https://doi.org/10.1109/iwcmc.2014.6906506","title":"A CORDIC-friendly FFT architecture","display_name":"A CORDIC-friendly FFT architecture","publication_year":2014,"publication_date":"2014-08-01","ids":{"openalex":"https://openalex.org/W2025070826","doi":"https://doi.org/10.1109/iwcmc.2014.6906506","mag":"2025070826"},"language":"en","primary_location":{"id":"doi:10.1109/iwcmc.2014.6906506","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwcmc.2014.6906506","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 International Wireless Communications and Mobile Computing Conference (IWCMC)","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/A5055930743","display_name":"Mohammed A. El-Motaz","orcid":null},"institutions":[{"id":"https://openalex.org/I145487455","display_name":"Cairo University","ror":"https://ror.org/03q21mh05","country_code":"EG","type":"education","lineage":["https://openalex.org/I145487455"]}],"countries":["EG"],"is_corresponding":true,"raw_author_name":"Mohammed A. El-Motaz","raw_affiliation_strings":["Cairo University, Giza, EG","Department of EECE Electronics and Electrical Communication Engineering Cairo University, Giza, Egypt"],"affiliations":[{"raw_affiliation_string":"Cairo University, Giza, EG","institution_ids":["https://openalex.org/I145487455"]},{"raw_affiliation_string":"Department of EECE Electronics and Electrical Communication Engineering Cairo University, Giza, Egypt","institution_ids":["https://openalex.org/I145487455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076460280","display_name":"Omar A. Nasr","orcid":"https://orcid.org/0000-0002-7188-0768"},"institutions":[{"id":"https://openalex.org/I145487455","display_name":"Cairo University","ror":"https://ror.org/03q21mh05","country_code":"EG","type":"education","lineage":["https://openalex.org/I145487455"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Omar A. Nasr","raw_affiliation_strings":["Department of EECE Electronics and Electrical Communication Engineering, Cairo University, Giza, Egypt","Department of EECE Electronics and Electrical Communication Engineering Cairo University, Giza, Egypt"],"affiliations":[{"raw_affiliation_string":"Department of EECE Electronics and Electrical Communication Engineering, Cairo University, Giza, Egypt","institution_ids":["https://openalex.org/I145487455"]},{"raw_affiliation_string":"Department of EECE Electronics and Electrical Communication Engineering Cairo University, Giza, Egypt","institution_ids":["https://openalex.org/I145487455"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047681866","display_name":"Karim Osama","orcid":null},"institutions":[{"id":"https://openalex.org/I145487455","display_name":"Cairo University","ror":"https://ror.org/03q21mh05","country_code":"EG","type":"education","lineage":["https://openalex.org/I145487455"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Karim Osama","raw_affiliation_strings":["Department of EECE Electronics and Electrical Communication Engineering, Cairo University, Giza, Egypt","Department of EECE Electronics and Electrical Communication Engineering Cairo University, Giza, Egypt"],"affiliations":[{"raw_affiliation_string":"Department of EECE Electronics and Electrical Communication Engineering, Cairo University, Giza, Egypt","institution_ids":["https://openalex.org/I145487455"]},{"raw_affiliation_string":"Department of EECE Electronics and Electrical Communication Engineering Cairo University, Giza, Egypt","institution_ids":["https://openalex.org/I145487455"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5055930743"],"corresponding_institution_ids":["https://openalex.org/I145487455"],"apc_list":null,"apc_paid":null,"fwci":2.8487,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.90598734,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1087","last_page":"1092"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11697","display_name":"Numerical Methods and Algorithms","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T11697","display_name":"Numerical Methods and Algorithms","score":0.9998000264167786,"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"}},{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9984999895095825,"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/T11105","display_name":"Advanced Image Processing Techniques","score":0.972000002861023,"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/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.9119954705238342},{"id":"https://openalex.org/keywords/cordic","display_name":"CORDIC","score":0.8548532724380493},{"id":"https://openalex.org/keywords/split-radix-fft-algorithm","display_name":"Split-radix FFT algorithm","score":0.7812069058418274},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6711091995239258},{"id":"https://openalex.org/keywords/raders-fft-algorithm","display_name":"Rader's FFT algorithm","score":0.5811303853988647},{"id":"https://openalex.org/keywords/prime-factor-fft-algorithm","display_name":"Prime-factor FFT algorithm","score":0.5775116682052612},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.5293455719947815},{"id":"https://openalex.org/keywords/twiddle-factor","display_name":"Twiddle factor","score":0.5011301040649414},{"id":"https://openalex.org/keywords/pipeline","display_name":"Pipeline (software)","score":0.48886555433273315},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.4760955572128296},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.45229873061180115},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.42302364110946655},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4226982593536377},{"id":"https://openalex.org/keywords/field-programmable-gate-array","display_name":"Field-programmable gate array","score":0.34925439953804016},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.33873069286346436},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.31841352581977844},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2416265606880188},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.16620305180549622},{"id":"https://openalex.org/keywords/fractional-fourier-transform","display_name":"Fractional Fourier transform","score":0.07583886384963989}],"concepts":[{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.9119954705238342},{"id":"https://openalex.org/C58870171","wikidata":"https://www.wikidata.org/wiki/Q116076","display_name":"CORDIC","level":3,"score":0.8548532724380493},{"id":"https://openalex.org/C103755468","wikidata":"https://www.wikidata.org/wiki/Q17103599","display_name":"Split-radix FFT algorithm","level":5,"score":0.7812069058418274},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6711091995239258},{"id":"https://openalex.org/C69598009","wikidata":"https://www.wikidata.org/wiki/Q7280126","display_name":"Rader's FFT algorithm","level":5,"score":0.5811303853988647},{"id":"https://openalex.org/C77928272","wikidata":"https://www.wikidata.org/wiki/Q7243214","display_name":"Prime-factor FFT algorithm","level":5,"score":0.5775116682052612},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.5293455719947815},{"id":"https://openalex.org/C4697666","wikidata":"https://www.wikidata.org/wiki/Q7857913","display_name":"Twiddle factor","level":5,"score":0.5011301040649414},{"id":"https://openalex.org/C43521106","wikidata":"https://www.wikidata.org/wiki/Q2165493","display_name":"Pipeline (software)","level":2,"score":0.48886555433273315},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.4760955572128296},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.45229873061180115},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.42302364110946655},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4226982593536377},{"id":"https://openalex.org/C42935608","wikidata":"https://www.wikidata.org/wiki/Q190411","display_name":"Field-programmable gate array","level":2,"score":0.34925439953804016},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.33873069286346436},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.31841352581977844},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2416265606880188},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.16620305180549622},{"id":"https://openalex.org/C76563020","wikidata":"https://www.wikidata.org/wiki/Q4817582","display_name":"Fractional Fourier transform","level":4,"score":0.07583886384963989},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C166386157","wikidata":"https://www.wikidata.org/wiki/Q1477735","display_name":"Short-time Fourier transform","level":4,"score":0.0},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iwcmc.2014.6906506","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwcmc.2014.6906506","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 International Wireless Communications and Mobile Computing Conference (IWCMC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1900969659","https://openalex.org/W1923763959","https://openalex.org/W1965936702","https://openalex.org/W1978011425","https://openalex.org/W1985956780","https://openalex.org/W2000921462","https://openalex.org/W2031078076","https://openalex.org/W2057789075","https://openalex.org/W2068246220","https://openalex.org/W2100437717","https://openalex.org/W2105848320","https://openalex.org/W2108300431","https://openalex.org/W2108410591","https://openalex.org/W2115452265","https://openalex.org/W2142885599","https://openalex.org/W2154699063","https://openalex.org/W6640355072"],"related_works":["https://openalex.org/W1984254719","https://openalex.org/W2031343199","https://openalex.org/W2149121524","https://openalex.org/W2151986570","https://openalex.org/W2547585993","https://openalex.org/W2061302196","https://openalex.org/W2977460836","https://openalex.org/W2144412928","https://openalex.org/W2131706490","https://openalex.org/W2113951268"],"abstract_inverted_index":{"Fast":[0],"Fourier":[1],"Transform":[2],"(FFT)":[3],"is":[4,23,103],"one":[5],"of":[6,20,31,42,72,85,88,100,177],"the":[7,21,24,28,37,44,64,69,73,86,89,101,116,121,157,169],"basic":[8],"building":[9],"blocks":[10],"in":[11,48,128,154,163,168,175],"signal":[12,135],"processing":[13],"and":[14],"communications":[15],"systems.":[16],"The":[17],"butterflies-based":[18],"structure":[19],"FFT":[22,91,102,119],"main":[25],"reason":[26],"for":[27,146,179],"reduced":[29],"number":[30],"arithmetic":[32],"operations":[33],"required":[34],"to":[35,68,92,136,148,160],"implement":[36],"transform.":[38],"From":[39],"implementation":[40,61,71],"point":[41],"view,":[43],"complex":[45,76],"rotations":[46],"used":[47],"butterflies":[49,74,87],"can":[50],"be":[51,93],"implemented":[52],"by":[53],"using":[54,75],"COordinate":[55],"Rotation":[56],"DIgital":[57],"Computer":[58],"(CORDIC).":[59],"This":[60,97],"strategy":[62],"reduces":[63],"hardware":[65],"complexity":[66],"compared":[67],"direct":[70],"multipliers.":[77],"In":[78,152],"this":[79],"paper,":[80],"we":[81],"introduce":[82],"a":[83,125,166],"restructure":[84],"radix-2":[90,118],"more":[94],"CORDIC":[95,107],"friendly.":[96],"algorithm-level":[98],"modification":[99,158],"friendly":[104],"towards":[105],"all":[106],"types,":[108],"including":[109],"those":[110],"introducing":[111],"non-fixed":[112],"gain.":[113],"Compared":[114],"with":[115,141,172],"conventional":[117],"algorithm,":[120],"proposed":[122],"algorithm":[123],"introduces":[124],"substantial":[126],"increase":[127],"performance.":[129],"For":[130],"example,":[131],"it":[132],"achieves":[133],"superior":[134],"quantization":[137],"noise":[138],"ratio":[139],"(SQNR),":[140],"around":[142],"14":[143],"dB":[144],"gain":[145],"8":[147],"1024":[149,180],"points":[150,181],"FFT.":[151,182],"addition,":[153],"pipeline":[155],"architectures":[156],"leads":[159],"an":[161,173],"improvement":[162,174],"latency":[164],"or":[165],"reduction":[167],"total":[170],"area,":[171],"either":[176],"38%":[178]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}