{"id":"https://openalex.org/W4409762509","doi":"https://doi.org/10.1109/lwc.2025.3564175","title":"Array Non-Stationarity-Aware CP Design in OFDM XL-MIMO Systems","display_name":"Array Non-Stationarity-Aware CP Design in OFDM XL-MIMO Systems","publication_year":2025,"publication_date":"2025-04-24","ids":{"openalex":"https://openalex.org/W4409762509","doi":"https://doi.org/10.1109/lwc.2025.3564175"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2025.3564175","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2025.3564175","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Wireless Communications Letters","raw_type":"journal-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/A5063252638","display_name":"Salim M. Yahya","orcid":"https://orcid.org/0000-0002-3939-185X"},"institutions":[{"id":"https://openalex.org/I182078086","display_name":"University of Dar es Salaam","ror":"https://ror.org/0479aed98","country_code":"TZ","type":"education","lineage":["https://openalex.org/I182078086"]},{"id":"https://openalex.org/I3125470973","display_name":"Istanbul Medipol University","ror":"https://ror.org/037jwzz50","country_code":"TR","type":"education","lineage":["https://openalex.org/I3125470973"]}],"countries":["TR","TZ"],"is_corresponding":true,"raw_author_name":"Salim M. Yahya","raw_affiliation_strings":["School of Engineering and Natural Science, Istanbul Medipol University, Istanbul, Türkiye","Department of Electronics and Telecommunication Engineering, University of Dar-es-Salaam, Dar-es-Salaam, Tanzania"],"affiliations":[{"raw_affiliation_string":"School of Engineering and Natural Science, Istanbul Medipol University, Istanbul, Türkiye","institution_ids":["https://openalex.org/I3125470973"]},{"raw_affiliation_string":"Department of Electronics and Telecommunication Engineering, University of Dar-es-Salaam, Dar-es-Salaam, Tanzania","institution_ids":["https://openalex.org/I182078086"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076530807","display_name":"Abuu B. Kihero","orcid":"https://orcid.org/0000-0001-6849-3161"},"institutions":[{"id":"https://openalex.org/I109297418","display_name":"Gebze Technical University","ror":"https://ror.org/01sdnnq10","country_code":"TR","type":"education","lineage":["https://openalex.org/I109297418"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Abuu B. Kihero","raw_affiliation_strings":["Department of Electronics Engineering, Gebze Technical University, Gebze/Kocaeli, Türkiye"],"affiliations":[{"raw_affiliation_string":"Department of Electronics Engineering, Gebze Technical University, Gebze/Kocaeli, Türkiye","institution_ids":["https://openalex.org/I109297418"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030655806","display_name":"Ebubekir Memi\u015fo\u011flu","orcid":"https://orcid.org/0000-0001-5137-8511"},"institutions":[{"id":"https://openalex.org/I3125470973","display_name":"Istanbul Medipol University","ror":"https://ror.org/037jwzz50","country_code":"TR","type":"education","lineage":["https://openalex.org/I3125470973"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Ebubekir Memisoglu","raw_affiliation_strings":["School of Engineering and Natural Science, Istanbul Medipol University, Istanbul, Türkiye","School of Engineering and Natural Science, Istanbul Medipol University, Beykoz, Istanbul, Türkiye"],"affiliations":[{"raw_affiliation_string":"School of Engineering and Natural Science, Istanbul Medipol University, Istanbul, Türkiye","institution_ids":["https://openalex.org/I3125470973"]},{"raw_affiliation_string":"School of Engineering and Natural Science, Istanbul Medipol University, Beykoz, Istanbul, Türkiye","institution_ids":["https://openalex.org/I3125470973"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042730077","display_name":"H\u00fcseyin Arslan","orcid":"https://orcid.org/0000-0001-9474-7372"},"institutions":[{"id":"https://openalex.org/I3125470973","display_name":"Istanbul Medipol University","ror":"https://ror.org/037jwzz50","country_code":"TR","type":"education","lineage":["https://openalex.org/I3125470973"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"H\u00fcseyin Arslan","raw_affiliation_strings":["School of Engineering and Natural Science, Istanbul Medipol University, Istanbul, Türkiye","School of Engineering and Natural Science, Istanbul Medipol University, Beykoz, Istanbul, Türkiye"],"affiliations":[{"raw_affiliation_string":"School of Engineering and Natural Science, Istanbul Medipol University, Istanbul, Türkiye","institution_ids":["https://openalex.org/I3125470973"]},{"raw_affiliation_string":"School of Engineering and Natural Science, Istanbul Medipol University, Beykoz, Istanbul, Türkiye","institution_ids":["https://openalex.org/I3125470973"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5063252638"],"corresponding_institution_ids":["https://openalex.org/I182078086","https://openalex.org/I3125470973"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.06807889,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"14","issue":"7","first_page":"2139","last_page":"2143"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994999766349792,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994999766349792,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9990000128746033,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9973000288009644,"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/mimo","display_name":"MIMO","score":0.6315621137619019},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.6304485201835632},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5893411040306091},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.458638995885849},{"id":"https://openalex.org/keywords/multi-user-mimo","display_name":"Multi-user MIMO","score":0.4152683913707733},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.40673309564590454},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2739572525024414},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16224974393844604},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.08840754628181458}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6315621137619019},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.6304485201835632},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5893411040306091},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.458638995885849},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.4152683913707733},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.40673309564590454},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2739572525024414},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16224974393844604},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.08840754628181458}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lwc.2025.3564175","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2025.3564175","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Wireless Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.46000000834465027}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1959715207","https://openalex.org/W2074760455","https://openalex.org/W2163363194","https://openalex.org/W2770912818","https://openalex.org/W2895542254","https://openalex.org/W2897257052","https://openalex.org/W3045320743","https://openalex.org/W3072069827","https://openalex.org/W3162932090","https://openalex.org/W3202884586","https://openalex.org/W3216433676","https://openalex.org/W4212943924","https://openalex.org/W4213086830","https://openalex.org/W4293222656","https://openalex.org/W4312549913","https://openalex.org/W4388819611","https://openalex.org/W4400277061","https://openalex.org/W4403390220"],"related_works":["https://openalex.org/W2366188968","https://openalex.org/W2159772567","https://openalex.org/W2545343974","https://openalex.org/W1500439066","https://openalex.org/W2542194775","https://openalex.org/W2188042986","https://openalex.org/W2182661536","https://openalex.org/W2539022530","https://openalex.org/W1987031311","https://openalex.org/W2738743879"],"abstract_inverted_index":{"The":[0,137],"cyclic":[1],"prefix":[2],"(CP)":[3],"is":[4,29,111],"a":[5,30,77,148],"fundamental":[6],"feature":[7],"that":[8,75],"enables":[9],"orthogonal":[10],"frequency":[11],"division":[12],"multiplexing":[13],"(OFDM)":[14],"to":[15,41,113,126],"achieve":[16],"efficient":[17,153],"frequency-domain":[18],"equalization":[19],"and":[20,132,154],"resilience":[21],"against":[22],"delay":[23,94],"spread":[24],"(DS).":[25],"However,":[26],"the":[27,37,66,86,91,100,115],"trade-off":[28],"reduction":[31,54],"in":[32,59],"spectral":[33],"efficiency":[34],"(SE),":[35],"prompting":[36],"need":[38],"for":[39,80],"methods":[40,74],"minimize":[42],"CP":[43,53,81,87,101,145],"length":[44,88],"without":[45],"compromising":[46],"performance.":[47],"This":[48],"paper":[49],"introduces":[50],"an":[51],"innovative":[52],"approach":[55,84,139],"leveraging":[56],"array":[57],"non-stationarity":[58],"extra-large":[60],"MIMO":[61],"(XL-MIMO)":[62],"systems,":[63],"particularly":[64],"through":[65],"concept":[67],"of":[68,95],"visibility":[69],"regions":[70],"(VRs).":[71],"Unlike":[72],"conventional":[73],"adopt":[76],"worst-case":[78],"scenario":[79],"length,":[82],"our":[83,123],"customizes":[85],"based":[89],"on":[90],"maximum":[92],"excess":[93],"each":[96],"VRs,":[97],"thereby":[98],"reducing":[99,130],"overhead.":[102],"To":[103],"enhance":[104],"diversity":[105],"gain,":[106],"maximal":[107],"ratio":[108],"combining":[109],"(MRC)":[110],"used":[112],"optimize":[114],"contributions":[116],"from":[117],"antenna":[118],"elements.":[119],"Simulation":[120],"results":[121],"validate":[122],"method\u2019s":[124],"ability":[125],"improve":[127],"SE":[128],"while":[129],"latency":[131],"maintaining":[133],"low":[134],"computational":[135],"complexity.":[136],"proposed":[138],"demonstrates":[140],"practical":[141],"gains":[142],"with":[143],"standard":[144],"configurations,":[146],"marking":[147],"significant":[149],"step":[150],"toward":[151],"more":[152],"robust":[155],"XL-MIMO":[156],"OFDM":[157],"systems.":[158]},"counts_by_year":[],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}