{"id":"https://openalex.org/W4410536083","doi":"https://doi.org/10.1109/access.2025.3571771","title":"Sequential Hybrid Beamforming for Radio Stripes","display_name":"Sequential Hybrid Beamforming for Radio Stripes","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4410536083","doi":"https://doi.org/10.1109/access.2025.3571771"},"language":"en","primary_location":{"id":"doi:10.1109/access.2025.3571771","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3571771","pdf_url":null,"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://doi.org/10.1109/access.2025.3571771","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5083688096","display_name":"Joumana Kassam","orcid":"https://orcid.org/0000-0002-3320-0370"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]},{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]}],"countries":["PT"],"is_corresponding":true,"raw_author_name":"Joumana Kassam","raw_affiliation_strings":["Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), Universidade de Aveiro, Aveiro, Portugal","Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), and DETI, Universidade de Aveiro, Portugal"],"raw_orcid":"https://orcid.org/0000-0002-3320-0370","affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), Universidade de Aveiro, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471"]},{"raw_affiliation_string":"Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), and DETI, Universidade de Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471","https://openalex.org/I60858718"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064067921","display_name":"Daniel Castanheira","orcid":"https://orcid.org/0000-0002-3858-2574"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]},{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Daniel Castanheira","raw_affiliation_strings":["Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), Universidade de Aveiro, Aveiro, Portugal","Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), and DETI, Universidade de Aveiro, Portugal"],"raw_orcid":"https://orcid.org/0000-0002-3858-2574","affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), Universidade de Aveiro, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471"]},{"raw_affiliation_string":"Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), and DETI, Universidade de Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471","https://openalex.org/I60858718"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053488393","display_name":"Ad\u00e3o Silva","orcid":"https://orcid.org/0000-0002-7008-6773"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]},{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Ad\u00e3o Silva","raw_affiliation_strings":["Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), Universidade de Aveiro, Aveiro, Portugal","Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), and DETI, Universidade de Aveiro, Portugal"],"raw_orcid":"https://orcid.org/0000-0002-7008-6773","affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), Universidade de Aveiro, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471"]},{"raw_affiliation_string":"Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), and DETI, Universidade de Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471","https://openalex.org/I60858718"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034724801","display_name":"Rui Dinis","orcid":"https://orcid.org/0000-0002-8520-7267"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]},{"id":"https://openalex.org/I83558840","display_name":"Universidade Nova de Lisboa","ror":"https://ror.org/02xankh89","country_code":"PT","type":"education","lineage":["https://openalex.org/I83558840"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Rui Dinis","raw_affiliation_strings":["Instituto de Telecomunicac&#x00F5;es (IT), Universidade Nova de Lisboa, Lisbon, Portugal","Instituto de Telecomunicac&#x00F5;es (IT), and Faculdade de Ci&#x00EA;ncias e Tecnologia, Univ. Nova de Lisboa, Portugal"],"raw_orcid":"https://orcid.org/0000-0002-8520-7267","affiliations":[{"raw_affiliation_string":"Instituto de Telecomunicac&#x00F5;es (IT), Universidade Nova de Lisboa, Lisbon, Portugal","institution_ids":["https://openalex.org/I83558840","https://openalex.org/I4210120471"]},{"raw_affiliation_string":"Instituto de Telecomunicac&#x00F5;es (IT), and Faculdade de Ci&#x00EA;ncias e Tecnologia, Univ. Nova de Lisboa, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032526711","display_name":"At\u00edlio Gameiro","orcid":"https://orcid.org/0000-0003-1565-7921"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]},{"id":"https://openalex.org/I60858718","display_name":"University of Aveiro","ror":"https://ror.org/00nt41z93","country_code":"PT","type":"education","lineage":["https://openalex.org/I60858718"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"At\u00edlio Gameiro","raw_affiliation_strings":["Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), Universidade de Aveiro, Aveiro, Portugal","Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), and DETI, Universidade de Aveiro, Portugal"],"raw_orcid":"https://orcid.org/0000-0003-1565-7921","affiliations":[{"raw_affiliation_string":"Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), Universidade de Aveiro, Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471"]},{"raw_affiliation_string":"Instituto de Telecomunica&#x00E7;&#x00F5;es (IT), and DETI, Universidade de Aveiro, Portugal","institution_ids":["https://openalex.org/I4210120471","https://openalex.org/I60858718"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5083688096"],"corresponding_institution_ids":["https://openalex.org/I4210120471","https://openalex.org/I60858718"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.13203589,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":null,"first_page":"90476","last_page":"90488"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11946","display_name":"Antenna Design and Optimization","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11946","display_name":"Antenna Design and Optimization","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T13121","display_name":"Radio Wave Propagation Studies","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10069","display_name":"Antenna Design and Analysis","score":0.9968000054359436,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/beamforming","display_name":"Beamforming","score":0.6937315464019775},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6204372048377991},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.49074801802635193},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.29156219959259033}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6937315464019775},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6204372048377991},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.49074801802635193},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.29156219959259033}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2025.3571771","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3571771","pdf_url":null,"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:2d57adb924c646ff9a48b7b6969be008","is_oa":true,"landing_page_url":"https://doaj.org/article/2d57adb924c646ff9a48b7b6969be008","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 13, Pp 90476-90488 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2025.3571771","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3571771","pdf_url":null,"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":[{"id":"https://metadata.un.org/sdg/7","score":0.5299999713897705,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G5631789817","display_name":"Cooperative Transmit and Receive Techniques for massive MIMO Systems.","funder_award_id":"2020.05674.BD","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"}],"funders":[{"id":"https://openalex.org/F4320334779","display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","ror":"https://ror.org/00snfqn58"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W1965607265","https://openalex.org/W1970830346","https://openalex.org/W2016999686","https://openalex.org/W2049285480","https://openalex.org/W2128513990","https://openalex.org/W2243368230","https://openalex.org/W2286275639","https://openalex.org/W2342863993","https://openalex.org/W2781054684","https://openalex.org/W2797535556","https://openalex.org/W2805657678","https://openalex.org/W2964042011","https://openalex.org/W2965123227","https://openalex.org/W2974046131","https://openalex.org/W3011830499","https://openalex.org/W3025061635","https://openalex.org/W3044978155","https://openalex.org/W3093038630","https://openalex.org/W3111559089","https://openalex.org/W3114453971","https://openalex.org/W3117260805","https://openalex.org/W3131541314","https://openalex.org/W3158832185","https://openalex.org/W3176124655","https://openalex.org/W3183789091","https://openalex.org/W3188358066","https://openalex.org/W3206898142","https://openalex.org/W3209298344","https://openalex.org/W4214949933","https://openalex.org/W4291722322","https://openalex.org/W4312559205","https://openalex.org/W4312987886","https://openalex.org/W4321230825","https://openalex.org/W4386322231","https://openalex.org/W4389041564","https://openalex.org/W4405219006"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2963170046","https://openalex.org/W2376244802","https://openalex.org/W1971477554","https://openalex.org/W2390279801","https://openalex.org/W2158075901","https://openalex.org/W818226659","https://openalex.org/W4391913857"],"abstract_inverted_index":{"Cell-free":[0],"(CF)":[1],"massive":[2],"multiple-input":[3],"multiple-output":[4],"(mMIMO)":[5],"systems":[6],"will":[7],"revolutionize":[8],"wireless":[9,111],"communication":[10,112],"by":[11,155],"moving":[12],"away":[13],"from":[14,202],"traditional":[15],"base":[16],"stations":[17],"(BSs).":[18],"By":[19],"eliminating":[20],"conventional":[21],"cell":[22],"boundaries,":[23],"CF":[24,52,158,229],"mMIMO":[25,159],"deploys":[26],"a":[27,39,54,80,104,143,170,232],"large":[28],"number":[29],"of":[30,57,110],"distributed":[31],"access":[32],"points":[33],"(APs),":[34],"enabling":[35],"seamless":[36],"connectivity":[37],"across":[38],"wide":[40],"area,":[41],"more":[42],"flexible":[43],"resource":[44],"allocation,":[45],"and":[46,82,93,135,180,199,238],"enhanced":[47],"overall":[48],"system":[49,91],"performance.":[50],"However,":[51],"demands":[53],"significant":[55,105,233],"amount":[56],"fronthaul":[58],"signaling":[59,237],"overhead":[60],"due":[61],"to":[62,85,128],"its":[63,70],"inherent":[64],"nature":[65],"(star":[66],"topologies),":[67],"which":[68],"limits":[69],"practical":[71],"application.":[72],"In":[73,138],"this":[74,139],"regard,":[75],"radio":[76,191],"stripe":[77,208],"(RS)":[78],"is":[79,166,187,209],"promising":[81],"cost-efficient":[83],"approach":[84],"deal":[86],"with":[87,231],"these":[88],"issues,":[89],"improving":[90],"efficiency":[92],"scalability.":[94],"Not":[95],"only":[96,197],"RS,":[97],"millimeter":[98],"wave":[99],"(mmWave)":[100],"communications":[101],"also":[102],"represent":[103],"advancement":[106],"in":[107,206,235],"the":[108,130,152,172,178,181,190,203,207,223,227,236],"evolution":[109],"since":[113],"it":[114],"achieves":[115,221],"multi-Giga":[116],"bit":[117],"per":[118],"second":[119],"(Gbps)":[120],"data":[121],"transfer":[122],"rates.":[123],"Still,":[124],"mmWave":[125,157],"requires":[126],"beamforming":[127,148],"overcome":[129],"high":[131],"path":[132],"loss":[133],"(PL)":[134],"shadowing":[136],"effects.":[137],"paper,":[140],"we":[141],"propose":[142],"new":[144],"low-complexity":[145],"hybrid":[146,164,219],"analog-digital":[147],"technique":[149],"that":[150,215],"addresses":[151],"challenges":[153],"posed":[154],"wideband":[156],"RS-based":[160],"systems.":[161],"The":[162,185],"APs":[163],"equalizer":[165],"optimized,":[167],"using":[168],"as":[169,226],"metric,":[171],"mean":[173],"squared":[174],"error":[175],"(MSE)":[176],"between":[177],"transmitted":[179],"AP":[182,205],"received":[183],"signals.":[184],"optimization":[186],"done":[188],"over":[189],"stripe,":[192],"i.e.,":[193],"at":[194],"each":[195],"AP,":[196],"local":[198],"side":[200],"information":[201,239],"former":[204],"considered.":[210],"Simulation":[211],"results":[212],"have":[213],"shown":[214],"our":[216],"proposed":[217],"sequential":[218],"algorithm":[220],"approximately":[222],"same":[224],"performance":[225],"centralized":[228],"counterpart":[230],"reduction":[234],"exchange":[240],"requirements.":[241]},"counts_by_year":[],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-05-21T00:00:00"}
