{"id":"https://openalex.org/W7138887235","doi":"https://doi.org/10.1109/globecom59602.2025.11432421","title":"Fractional Fourier Domain PAPR Reduction","display_name":"Fractional Fourier Domain PAPR Reduction","publication_year":2025,"publication_date":"2025-12-08","ids":{"openalex":"https://openalex.org/W7138887235","doi":"https://doi.org/10.1109/globecom59602.2025.11432421"},"language":null,"primary_location":{"id":"doi:10.1109/globecom59602.2025.11432421","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom59602.2025.11432421","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2025 - 2025 IEEE Global Communications Conference","raw_type":"proceedings-article"},"type":"conference-paper","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/A5100435436","display_name":"Yewen Cao","orcid":"https://orcid.org/0000-0002-6355-8015"},"institutions":[{"id":"https://openalex.org/I204512498","display_name":"University of Macau","ror":"https://ror.org/01r4q9n85","country_code":"MO","type":"education","lineage":["https://openalex.org/I204512498"]},{"id":"https://openalex.org/I6469544","display_name":"City University of Macau","ror":"https://ror.org/04gpd4q15","country_code":"MO","type":"education","lineage":["https://openalex.org/I6469544"]}],"countries":["MO"],"is_corresponding":false,"raw_author_name":"Yewen Cao","raw_affiliation_strings":["University of Macau,State Key Laboratory of Internet of Things for Smart City and the Department of Electrical and Computer Engineering"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Macau,State Key Laboratory of Internet of Things for Smart City and the Department of Electrical and Computer Engineering","institution_ids":["https://openalex.org/I204512498","https://openalex.org/I6469544"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037069274","display_name":"Yulin Shao","orcid":"https://orcid.org/0000-0002-6300-3175"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Yulin Shao","raw_affiliation_strings":["University of Hong Kong,Department of Electrical and Electronic Engineering"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Hong Kong,Department of Electrical and Electronic Engineering","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5057118326","display_name":"Rose Qingyang Hu","orcid":"https://orcid.org/0000-0002-1571-3631"},"institutions":[{"id":"https://openalex.org/I24648388","display_name":"Bradley University","ror":"https://ror.org/04kmeaw70","country_code":"US","type":"education","lineage":["https://openalex.org/I24648388"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rose Qingyang Hu","raw_affiliation_strings":["Virginia Tech,Bradley Department of Electrical and Computer Engineering,U.S.A"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Tech,Bradley Department of Electrical and Computer Engineering,U.S.A","institution_ids":["https://openalex.org/I24648388"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.77292818,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2084","last_page":"2089"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":0.996399998664856,"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"}},"topics":[{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":0.996399998664856,"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/T12131","display_name":"Wireless Signal Modulation Classification","score":0.0006000000284984708,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.00039999998989515007,"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/reduction","display_name":"Reduction (mathematics)","score":0.6935999989509583},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.5734000205993652},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.5440000295639038},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5309000015258789},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.5121999979019165},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.5038999915122986},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.430400013923645},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.421999990940094},{"id":"https://openalex.org/keywords/fractional-fourier-transform","display_name":"Fractional Fourier transform","score":0.4156000018119812}],"concepts":[{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.6935999989509583},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.5734000205993652},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.5440000295639038},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5309000015258789},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.5121999979019165},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5070000290870667},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.5038999915122986},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4968999922275543},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.430400013923645},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.421999990940094},{"id":"https://openalex.org/C76563020","wikidata":"https://www.wikidata.org/wiki/Q4817582","display_name":"Fractional Fourier transform","level":4,"score":0.4156000018119812},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.414900004863739},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.4115000069141388},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.390500009059906},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.3700000047683716},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.34709998965263367},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.33880001306533813},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.31709998846054077},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.3147999942302704},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.29100000858306885},{"id":"https://openalex.org/C57733114","wikidata":"https://www.wikidata.org/wiki/Q1006032","display_name":"Discrete Fourier transform (general)","level":5,"score":0.2903999984264374},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.28870001435279846},{"id":"https://openalex.org/C89061704","wikidata":"https://www.wikidata.org/wiki/Q5555726","display_name":"Frequency-division multiplexing","level":4,"score":0.2768000066280365},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.2694000005722046},{"id":"https://openalex.org/C207864730","wikidata":"https://www.wikidata.org/wiki/Q179467","display_name":"Fourier series","level":2,"score":0.2662000060081482},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.26440000534057617},{"id":"https://openalex.org/C60798267","wikidata":"https://www.wikidata.org/wiki/Q1226939","display_name":"Division (mathematics)","level":2,"score":0.25999999046325684},{"id":"https://openalex.org/C59030546","wikidata":"https://www.wikidata.org/wiki/Q7265371","display_name":"QAM","level":5,"score":0.258899986743927},{"id":"https://openalex.org/C177454536","wikidata":"https://www.wikidata.org/wiki/Q578290","display_name":"Emphasis (telecommunications)","level":2,"score":0.25850000977516174}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/globecom59602.2025.11432421","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom59602.2025.11432421","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2025 - 2025 IEEE Global Communications Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.812225341796875,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321655","display_name":"Science and Technology Development Fund","ror":"https://ror.org/044vr6g03"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W2031653048","https://openalex.org/W2090697566","https://openalex.org/W2100965177","https://openalex.org/W2105862752","https://openalex.org/W2106462914","https://openalex.org/W2119207405","https://openalex.org/W2129804005","https://openalex.org/W2131758787","https://openalex.org/W2154181206","https://openalex.org/W2165829857","https://openalex.org/W2169103119","https://openalex.org/W2946889564","https://openalex.org/W3212053965","https://openalex.org/W4220729806","https://openalex.org/W4313270775","https://openalex.org/W4383988918","https://openalex.org/W4393372891","https://openalex.org/W4395074736","https://openalex.org/W4399110640","https://openalex.org/W4414376929","https://openalex.org/W4416323692"],"related_works":[],"abstract_inverted_index":{"High":[0],"peak-to-average":[1],"power":[2,138],"ratio":[3],"(PAPR)":[4],"has":[5],"long":[6],"posed":[7],"a":[8,133],"challenge":[9],"for":[10,95,122,136],"multi-carrier":[11,142],"systems,":[12],"impacting":[13],"amplifier":[14],"efficiency":[15,139],"and":[16,59,114,125],"overall":[17],"system":[18],"performance.":[19],"This":[20],"paper":[21],"introduces":[22],"dynamic":[23],"angle":[24,44,91],"fractional":[25,47],"Fourier":[26,48],"division":[27],"multiplexing":[28],"(DA-FrFDM),":[29],"an":[30,41,67],"innovative":[31],"transmission":[32],"framework":[33],"that":[34,73,92,102],"significantly":[35],"reduces":[36],"PAPR":[37,56,94,106,120],"by":[38],"dynamically":[39],"selecting":[40],"optimal":[42],"transform":[43],"in":[45,140],"the":[46,52,90],"domain.":[49],"By":[50],"exploiting":[51],"dual":[53],"nature":[54],"of":[55],"across":[57],"time":[58,71],"frequency":[60],"domains,":[61],"DA-FrFDM":[62,103,131],"adaptively":[63],"maps":[64],"signals":[65],"from":[66],"intermediate":[68],"domain":[69,72],"to":[70,87],"minimizes":[74,93],"peak":[75],"fluctuations":[76],"while":[77],"preserving":[78],"average":[79],"power.":[80],"A":[81],"tailored":[82],"optimization":[83],"algorithm":[84],"is":[85],"developed":[86],"efficiently":[88],"determine":[89],"each":[96],"signal":[97],"block.":[98],"Simulation":[99],"results":[100],"demonstrate":[101],"outperforms":[104],"state-of-the-art":[105],"mitigation":[107],"techniques":[108],"such":[109],"as":[110,132],"clipping,":[111],"selective":[112],"mapping,":[113],"partial":[115],"transmitted":[116],"sequence,":[117],"achieving":[118],"superior":[119],"reduction":[121],"both":[123],"Gaussian":[124],"QAM":[126],"signals.":[127],"These":[128],"findings":[129],"highlight":[130],"promising":[134],"solution":[135],"enhancing":[137],"future":[141],"systems.":[143]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2026-03-20T00:00:00"}