{"id":"https://openalex.org/W7140176408","doi":"https://doi.org/10.1109/tcomm.2026.3677143","title":"FAS-RSMA: Can Fluid Antennas Elevate RSMA Performance?","display_name":"FAS-RSMA: Can Fluid Antennas Elevate RSMA Performance?","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7140176408","doi":"https://doi.org/10.1109/tcomm.2026.3677143"},"language":null,"primary_location":{"id":"doi:10.1109/tcomm.2026.3677143","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2026.3677143","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications","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":null,"display_name":"Jinyuan Liu","orcid":"https://orcid.org/0009-0008-6390-7036"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Jinyuan Liu","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Yong Liang Guan","orcid":"https://orcid.org/0000-0002-9757-630X"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Yong Liang Guan","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Tuo Wu","orcid":"https://orcid.org/0000-0002-5464-3357"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Tuo Wu","raw_affiliation_strings":["Department of Electrical Engineering, City University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, City University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I168719708"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Kai-Kit Wong","orcid":"https://orcid.org/0000-0001-7521-0078"},"institutions":[{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Kai-Kit Wong","raw_affiliation_strings":["Department of Electronic and Electrical Engineering, University College London, London, U.K"],"affiliations":[{"raw_affiliation_string":"Department of Electronic and Electrical Engineering, University College London, London, U.K","institution_ids":["https://openalex.org/I45129253"]}]},{"author_position":"last","author":{"id":null,"display_name":"Bruno Clerckx","orcid":"https://orcid.org/0000-0001-5949-6459"},"institutions":[{"id":"https://openalex.org/I47508984","display_name":"Imperial College London","ror":"https://ror.org/041kmwe10","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Bruno Clerckx","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Imperial College London, London, U.K"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Imperial College London, London, U.K","institution_ids":["https://openalex.org/I47508984"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I172675005"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.82093894,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"74","issue":null,"first_page":"6476","last_page":"6492"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.8914999961853027,"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":0.8914999961853027,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.034699998795986176,"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/T11158","display_name":"Wireless Networks and Protocols","score":0.01720000058412552,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/block","display_name":"Block (permutation group theory)","score":0.5185999870300293},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5112000107765198},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5029000043869019},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.49459999799728394},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.489300012588501},{"id":"https://openalex.org/keywords/spatial-correlation","display_name":"Spatial correlation","score":0.43970000743865967},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.42800000309944153},{"id":"https://openalex.org/keywords/monte-carlo-method","display_name":"Monte Carlo method","score":0.39419999718666077},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.3698999881744385}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6811000108718872},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.5185999870300293},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5112000107765198},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5029000043869019},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.49459999799728394},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.489300012588501},{"id":"https://openalex.org/C150060386","wikidata":"https://www.wikidata.org/wiki/Q7574054","display_name":"Spatial correlation","level":2,"score":0.43970000743865967},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.42800000309944153},{"id":"https://openalex.org/C19499675","wikidata":"https://www.wikidata.org/wiki/Q232207","display_name":"Monte Carlo method","level":2,"score":0.39419999718666077},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.3698999881744385},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.36980000138282776},{"id":"https://openalex.org/C119701452","wikidata":"https://www.wikidata.org/wiki/Q5165881","display_name":"Control reconfiguration","level":2,"score":0.3652999997138977},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.3330000042915344},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.33169999718666077},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.33079999685287476},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.32760000228881836},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.31150001287460327},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.30140000581741333},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.2992999851703644},{"id":"https://openalex.org/C2776292839","wikidata":"https://www.wikidata.org/wiki/Q5179217","display_name":"Coverage probability","level":3,"score":0.2980000078678131},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.28040000796318054},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.27489998936653137},{"id":"https://openalex.org/C31243852","wikidata":"https://www.wikidata.org/wiki/Q1666739","display_name":"Stochastic geometry","level":2,"score":0.27410000562667847},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.27399998903274536},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.27129998803138733},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.2574999928474426},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.25619998574256897},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.25450000166893005}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcomm.2026.3677143","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2026.3677143","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4085485339164734,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":54,"referenced_works":["https://openalex.org/W280536263","https://openalex.org/W1972485395","https://openalex.org/W2068118751","https://openalex.org/W2158714612","https://openalex.org/W2271871887","https://openalex.org/W2288501207","https://openalex.org/W2787255587","https://openalex.org/W2963328334","https://openalex.org/W2980426996","https://openalex.org/W2989668825","https://openalex.org/W3039758053","https://openalex.org/W3107232831","https://openalex.org/W3162708859","https://openalex.org/W3190430387","https://openalex.org/W3195717631","https://openalex.org/W4206466759","https://openalex.org/W4206671696","https://openalex.org/W4211053893","https://openalex.org/W4221160108","https://openalex.org/W4297095036","https://openalex.org/W4312345855","https://openalex.org/W4316022174","https://openalex.org/W4319302984","https://openalex.org/W4320002825","https://openalex.org/W4384519118","https://openalex.org/W4385800810","https://openalex.org/W4386825336","https://openalex.org/W4388073421","https://openalex.org/W4390356862","https://openalex.org/W4390357369","https://openalex.org/W4390800959","https://openalex.org/W4392693818","https://openalex.org/W4393139936","https://openalex.org/W4393305379","https://openalex.org/W4400276223","https://openalex.org/W4401325875","https://openalex.org/W4403210464","https://openalex.org/W4403391443","https://openalex.org/W4403977088","https://openalex.org/W4404293657","https://openalex.org/W4404410614","https://openalex.org/W4404955305","https://openalex.org/W4405489182","https://openalex.org/W4406158148","https://openalex.org/W4406856782","https://openalex.org/W4406983199","https://openalex.org/W4411226631","https://openalex.org/W4411599949","https://openalex.org/W4413472115","https://openalex.org/W4414229385","https://openalex.org/W4414798909","https://openalex.org/W4417248889","https://openalex.org/W4417438571","https://openalex.org/W7083287829"],"related_works":[],"abstract_inverted_index":{"As":[0],"sixth-generation":[1],"(6G)":[2],"wireless":[3],"networks":[4],"demand":[5],"unprecedented":[6],"connectivity":[7],"and":[8,23,27,42,62,75,116,149,176,191,237,245,257],"interference":[9,65,255],"management":[10,256],"capabilities,":[11],"rate-splitting":[12],"multiple":[13,239],"access":[14,240],"(RSMA)":[15],"emerges":[16],"as":[17],"a":[18,31,90,156],"promising":[19],"solution":[20],"through":[21,145,166,249],"common":[22,53],"private":[24],"stream":[25,54],"partitioning":[26],"remains":[28],"effective":[29,139],"across":[30,222],"range":[32],"of":[33,85,199,252],"channel":[34,147],"state":[35],"information":[36],"at":[37],"the":[38,52,59,106,136,197,250],"transmitter":[39],"(CSIT)":[40],"qualities":[41],"traffic":[43],"heterogeneity.":[44],"In":[45],"practical":[46],"multiuser":[47],"deployments,":[48],"two":[49],"considerations":[50,115],"arise:":[51],"decoding":[55],"constraint":[56],"imposed":[57],"by":[58,82],"weakest":[60,137],"user,":[61],"residual":[63],"inter-user":[64],"can":[66,134],"remain":[67],"non-negligible-particularly":[68],"in":[69,127],"single-input":[70],"single-output":[71],"(SISO)":[72],"broadcast":[73],"settings":[74],"under":[76],"an":[77],"imperfect":[78],"CSIT":[79],"scenario.":[80],"Motivated":[81],"prior":[83],"advances":[84],"RSMA":[86,107,118,202],"research,":[87],"we":[88],"investigate":[89],"complementary":[91],"mechanism-fluid":[92],"antenna":[93,235],"systems":[94],"(FAS)":[95],"with":[96,216],"dynamic":[97,124],"port":[98,125,224],"reconfiguration-that":[99],"supplies":[100],"adaptive":[101,130,259],"spatial":[102,131,164,260],"selectivity":[103,132],"without":[104],"altering":[105],"signaling":[108],"structure.":[109],"Can":[110],"FAS":[111,128,200],"help":[112],"alleviate":[113],"these":[114],"enhance":[117],"performance?":[119],"This":[120],"paper":[121],"demonstrates":[122],"that":[123,133,161,195],"reconfiguration":[126],"provides":[129],"strengthen":[135],"user\u2019s":[138],"channel,":[140],"improve":[141],"signal-to-interference-plus-noise":[142],"(SINR)":[143],"ratios":[144],"enhanced":[146],"gains":[148,231],"reduced":[150],"relative":[151],"noise":[152],"impact.":[153],"We":[154],"develop":[155],"tractable,":[157],"correlation-aware":[158],"analytical":[159],"framework":[160],"captures":[162],"realistic":[163],"dependencies":[165],"advanced":[167],"block-correlation":[168],"modeling,":[169],"considering":[170],"both":[171],"constant":[172],"block":[173,178],"correlation":[174,179],"(CBC)":[175],"variable":[177],"(VBC)":[180],"variants.":[181],"Our":[182],"analysis":[183],"yields":[184],"closed-form":[185],"expressions":[186],"for":[187],"outage":[188],"probability":[189],"(OP)":[190],"ergodic":[192],"rate":[193],"(ER)":[194],"quantify":[196],"impact":[198],"on":[201],"performance.":[203],"Extensive":[204],"simulations":[205,219],"validate":[206],"our":[207],"theoretical":[208],"findings:":[209],"VBC-based":[210],"results":[211],"exhibit":[212],"consistently":[213],"tighter":[214],"agreement":[215],"Monte":[217],"Carlo":[218],"than":[220],"CBC":[221],"all":[223],"configurations.":[225],"Moreover,":[226],"FAS-RSMA":[227],"achieves":[228],"enhancing":[229],"performance":[230],"over":[232],"traditional":[233],"fixed-position":[234],"(FPA)":[236],"non-orthogonal":[238],"(NOMA),":[241],"demonstrating":[242],"lower":[243],"OP":[244],"substantially":[246],"higher":[247],"ER":[248],"synergy":[251],"RSMA\u2019s":[253],"flexible":[254],"FAS\u2019s":[258],"diversity.":[261]},"counts_by_year":[],"updated_date":"2026-04-02T13:48:15.688549","created_date":"2026-03-25T00:00:00"}
