{"id":"https://openalex.org/W4396214974","doi":"https://doi.org/10.1109/tvt.2024.3391283","title":"Intelligent Omni-Surfaces Aided Cell-Free Networks: Cooperative Beamforming With Coupled Phase-Shift","display_name":"Intelligent Omni-Surfaces Aided Cell-Free Networks: Cooperative Beamforming With Coupled Phase-Shift","publication_year":2024,"publication_date":"2024-04-29","ids":{"openalex":"https://openalex.org/W4396214974","doi":"https://doi.org/10.1109/tvt.2024.3391283"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2024.3391283","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2024.3391283","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Transactions on Vehicular Technology","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/A5082345512","display_name":"Yuting Zhu","orcid":"https://orcid.org/0009-0004-7622-1018"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuting Zhu","raw_affiliation_strings":["Beijing University of Posts and Telecommunications, Beijing, China","Key Lab of Universal Wireless Communications, Ministry of Education of China, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0004-7622-1018","affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Lab of Universal Wireless Communications, Ministry of Education of China, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045651223","display_name":"Zhiyu Xu","orcid":"https://orcid.org/0009-0007-0991-0886"},"institutions":[{"id":"https://openalex.org/I4210098582","display_name":"ZTE (China)","ror":"https://ror.org/00rjhhq63","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210098582"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiyu Xu","raw_affiliation_strings":["ZTE Corporation, Shanghai, China"],"raw_orcid":"https://orcid.org/0009-0007-0991-0886","affiliations":[{"raw_affiliation_string":"ZTE Corporation, Shanghai, China","institution_ids":["https://openalex.org/I4210098582"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100400403","display_name":"Hongtao Zhang","orcid":"https://orcid.org/0000-0003-2031-5985"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongtao Zhang","raw_affiliation_strings":["Beijing University of Posts and Telecommunications, Beijing, China","Key Lab of Universal Wireless Communications, Ministry of Education of China, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-2031-5985","affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Lab of Universal Wireless Communications, Ministry of Education of China, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.1137,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.76857032,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"73","issue":"9","first_page":"13991","last_page":"13996"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9939000010490417,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9916999936103821,"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/beamforming","display_name":"Beamforming","score":0.7649393081665039},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6210842728614807},{"id":"https://openalex.org/keywords/coordinate-descent","display_name":"Coordinate descent","score":0.6101096272468567},{"id":"https://openalex.org/keywords/decoupling","display_name":"Decoupling (probability)","score":0.5301165580749512},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5150282382965088},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4686875641345978},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3712746500968933},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2462823987007141},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.22595691680908203},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.146976500749588},{"id":"https://openalex.org/keywords/control-engineering","display_name":"Control engineering","score":0.14652365446090698},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1250368058681488}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7649393081665039},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6210842728614807},{"id":"https://openalex.org/C157553263","wikidata":"https://www.wikidata.org/wiki/Q5168004","display_name":"Coordinate descent","level":2,"score":0.6101096272468567},{"id":"https://openalex.org/C205606062","wikidata":"https://www.wikidata.org/wiki/Q5249645","display_name":"Decoupling (probability)","level":2,"score":0.5301165580749512},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5150282382965088},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4686875641345978},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3712746500968933},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2462823987007141},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22595691680908203},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.146976500749588},{"id":"https://openalex.org/C133731056","wikidata":"https://www.wikidata.org/wiki/Q4917288","display_name":"Control engineering","level":1,"score":0.14652365446090698},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1250368058681488}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2024.3391283","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2024.3391283","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Transactions on Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4019497110","display_name":null,"funder_award_id":"4242007","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"},{"id":"https://openalex.org/G4047505178","display_name":null,"funder_award_id":"62271082","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6592275365","display_name":null,"funder_award_id":"L223030","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322919","display_name":"Natural Science Foundation of Beijing Municipality","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1970830346","https://openalex.org/W3005072086","https://openalex.org/W3036056878","https://openalex.org/W3093756014","https://openalex.org/W3185397499","https://openalex.org/W4285284837","https://openalex.org/W4295832185","https://openalex.org/W4310557589","https://openalex.org/W4323065908","https://openalex.org/W4366147753","https://openalex.org/W4376607796","https://openalex.org/W4381894701"],"related_works":["https://openalex.org/W2117229703","https://openalex.org/W4313561376","https://openalex.org/W2963170046","https://openalex.org/W3103825105","https://openalex.org/W3027880158","https://openalex.org/W3207533102","https://openalex.org/W2376244802","https://openalex.org/W1617565119","https://openalex.org/W3120756218","https://openalex.org/W1971477554"],"abstract_inverted_index":{"In":[0],"intelligent":[1],"omni-surface":[2],"(IOS)":[3],"aided":[4],"cell-free":[5,69,192],"networks,":[6],"the":[7,16,60,68,72,79,85,89,95,98,103,113,125,128,135,141,158,164,171,176,187,190,195,202,205,210],"coupled":[8,52,74,99,206],"characteristic":[9],"of":[10,19,32,64,91,97,101,140,189,204],"IOS":[11],"phase":[12,56],"shifts":[13,57],"exactly":[14],"limits":[15],"potential":[17,63],"benefits":[18],"full-dimensional":[20],"service":[21],"and":[22,30,41,54,88,127,137,156],"design":[23,35,50,174],"flexibility,":[24],"which":[25],"brings":[26],"more":[27],"formidable":[28],"challenges":[29],"constraints":[31,100,114,208],"cooperative":[33,48,173],"beamforming":[34,49,87],"for":[36,67,115],"multiple":[37,65],"base":[38],"stations":[39],"(BSs)":[40],"IOSs.":[42,92],"This":[43],"paper":[44],"proposes":[45],"an":[46,149],"efficient":[47],"with":[51,194],"transmission":[53],"reflection":[55],"to":[58,111,123,134,152],"exploit":[59],"capacity":[61],"improvement":[62],"IOSs":[66],"system":[70,193,211],"under":[71],"practical":[73],"constraints,":[75],"aiming":[76],"at":[77],"maximizing":[78],"weighted":[80],"sum-rate":[81],"by":[82,162],"jointly":[83],"optimizing":[84],"transmit":[86,179],"coefficients":[90,130],"Specifically,":[93],"in":[94,170],"case":[96],"IOS,":[102],"penalty":[104],"dual":[105],"decomposition":[106],"(PDD)":[107],"framework":[108],"is":[109],"employed":[110],"move":[112],"a":[116],"tractable":[117],"problem":[118],"form,":[119],"deriving":[120],"close-form":[121],"solutions":[122],"optimize":[124],"amplitude":[126],"phase-shift":[129,207],"alternatively.":[131],"Additionally,":[132],"due":[133],"nonconvexity":[136],"high":[138],"complexity":[139],"formulated":[142],"maximization":[143],"problem,":[144],"we":[145],"reformulate":[146],"it":[147],"into":[148],"equivalent":[150],"one":[151],"facilitate":[153],"decoupling":[154],"variables,":[155],"then":[157],"subproblems":[159],"are":[160,181],"solved":[161],"adopting":[163],"block":[165],"coordinate":[166],"descent":[167],"(BCD)":[168],"method":[169],"proposed":[172,196],"where":[175],"optimal":[177],"BS":[178],"beamformers":[180],"obtained":[182],"locally.":[183],"Simulation":[184],"results":[185],"demonstrate":[186],"superiorities":[188],"IOSs-aided":[191],"effective":[197],"design,":[198],"as":[199,201],"well":[200],"impact":[203],"on":[209],"performance.":[212]},"counts_by_year":[{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}