{"id":"https://openalex.org/W3203566842","doi":"https://doi.org/10.1109/tsp.2022.3229945","title":"On the Maximum Achievable Sum-Rate of the RIS-Aided MIMO Broadcast Channel","display_name":"On the Maximum Achievable Sum-Rate of the RIS-Aided MIMO Broadcast Channel","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W3203566842","doi":"https://doi.org/10.1109/tsp.2022.3229945","mag":"3203566842"},"language":"en","primary_location":{"id":"doi:10.1109/tsp.2022.3229945","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2022.3229945","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"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 Signal Processing","raw_type":"journal-article"},"type":"preprint","indexed_in":["crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2110.01700v1","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5070133409","display_name":"Nemanja Stefan Perovi\u0107","orcid":"https://orcid.org/0000-0002-5787-2913"},"institutions":[{"id":"https://openalex.org/I100930933","display_name":"University College Dublin","ror":"https://ror.org/05m7pjf47","country_code":"IE","type":"education","lineage":["https://openalex.org/I100930933"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210097418","display_name":"Laboratoire des signaux et syst\u00e8mes","ror":"https://ror.org/00skw9v43","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I277688954","https://openalex.org/I277688954","https://openalex.org/I4210097418","https://openalex.org/I4210107720"]}],"countries":["FR","IE"],"is_corresponding":true,"raw_author_name":"Nemanja Stefan Perovi\u0107","raw_affiliation_strings":["Université Paris-Saclay, CNRS, CentraleSupélec, Laboratoire des Signaux et Systèmes, Gif-sur-Yvette, France","Univ. College Dublin"],"affiliations":[{"raw_affiliation_string":"Université Paris-Saclay, CNRS, CentraleSupélec, Laboratoire des Signaux et Systèmes, Gif-sur-Yvette, France","institution_ids":["https://openalex.org/I4210097418","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"Univ. College Dublin","institution_ids":["https://openalex.org/I100930933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008843672","display_name":"Le\u2010Nam Tran","orcid":"https://orcid.org/0000-0002-9317-9980"},"institutions":[{"id":"https://openalex.org/I100930933","display_name":"University College Dublin","ror":"https://ror.org/05m7pjf47","country_code":"IE","type":"education","lineage":["https://openalex.org/I100930933"]}],"countries":["IE"],"is_corresponding":false,"raw_author_name":"Le-Nam Tran","raw_affiliation_strings":["School of Electrical and Electronic Engineering, University College Dublin, Dublin, Ireland","Univ. College Dublin"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, University College Dublin, Dublin, Ireland","institution_ids":["https://openalex.org/I100930933"]},{"raw_affiliation_string":"Univ. College Dublin","institution_ids":["https://openalex.org/I100930933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081612175","display_name":"Marco Di Renzo","orcid":"https://orcid.org/0000-0003-0772-8793"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210097418","display_name":"Laboratoire des signaux et syst\u00e8mes","ror":"https://ror.org/00skw9v43","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I277688954","https://openalex.org/I277688954","https://openalex.org/I4210097418","https://openalex.org/I4210107720"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Marco Di Renzo","raw_affiliation_strings":["Université Paris-Saclay, CNRS, CentraleSupélec, Laboratoire des Signaux et Systèmes, Gif-sur-Yvette, France","Institute of Electrical and Electronics Engineers"],"affiliations":[{"raw_affiliation_string":"Université Paris-Saclay, CNRS, CentraleSupélec, Laboratoire des Signaux et Systèmes, Gif-sur-Yvette, France","institution_ids":["https://openalex.org/I4210097418","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"Institute of Electrical and Electronics Engineers","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014330907","display_name":"Mark F. Flanagan","orcid":"https://orcid.org/0000-0001-6552-7020"},"institutions":[{"id":"https://openalex.org/I100930933","display_name":"University College Dublin","ror":"https://ror.org/05m7pjf47","country_code":"IE","type":"education","lineage":["https://openalex.org/I100930933"]}],"countries":["IE"],"is_corresponding":false,"raw_author_name":"Mark F. Flanagan","raw_affiliation_strings":["School of Electrical and Electronic Engineering, University College Dublin, Dublin, Ireland"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, University College Dublin, Dublin, Ireland","institution_ids":["https://openalex.org/I100930933"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5070133409"],"corresponding_institution_ids":["https://openalex.org/I100930933","https://openalex.org/I1294671590","https://openalex.org/I4210097418"],"apc_list":null,"apc_paid":null,"fwci":1.0159,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.73845898,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"70","issue":null,"first_page":"6316","last_page":"6331"},"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/T12042","display_name":"Satellite Communication Systems","score":0.9908999800682068,"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":0.9846000075340271,"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/mimo","display_name":"MIMO","score":0.7907694578170776},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6561435461044312},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.6216788291931152},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5969176292419434},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5798186659812927},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.5690101981163025},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.5512439608573914},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.48375368118286133},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.4433248043060303},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2527805268764496},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.17554786801338196}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7907694578170776},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6561435461044312},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.6216788291931152},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5969176292419434},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5798186659812927},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.5690101981163025},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.5512439608573914},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.48375368118286133},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.4433248043060303},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2527805268764496},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.17554786801338196},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1109/tsp.2022.3229945","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2022.3229945","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"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 Signal Processing","raw_type":"journal-article"},{"id":"mag:3203566842","is_oa":true,"landing_page_url":"https://arxiv.org/pdf/2110.01700v1","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"pmh:oai:HAL:hal-04488455v1","is_oa":false,"landing_page_url":"https://centralesupelec.hal.science/hal-04488455","pdf_url":null,"source":{"id":"https://openalex.org/S4406922466","display_name":"SPIRE - Sciences Po Institutional REpository","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Signal Processing, 2022, 70, pp.6316-6331. ⟨10.1109/TSP.2022.3229945⟩","raw_type":"Journal articles"},{"id":"doi:10.48550/arxiv.2110.01700","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2110.01700","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article-journal"},{"id":"doi:10.24433/co.3465885.v1","is_oa":true,"landing_page_url":"https://doi.org/10.24433/co.3465885.v1","pdf_url":null,"source":{"id":"https://openalex.org/S7407052302","display_name":"Code Ocean","issn_l":null,"issn":[],"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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"mag:3203566842","is_oa":true,"landing_page_url":"https://arxiv.org/pdf/2110.01700v1","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1332607376","display_name":null,"funder_award_id":"101017011","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G2675540402","display_name":null,"funder_award_id":"17/CDA/4786","funder_id":"https://openalex.org/F4320320847","funder_display_name":"Science Foundation Ireland"},{"id":"https://openalex.org/G3271398155","display_name":null,"funder_award_id":"871464","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G5764670842","display_name":null,"funder_award_id":"IRCLA/2017/209","funder_id":"https://openalex.org/F4320321056","funder_display_name":"Irish Research Council"},{"id":"https://openalex.org/G7595374022","display_name":null,"funder_award_id":"101030536","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320320847","display_name":"Science Foundation Ireland","ror":"https://ror.org/0271asj38"},{"id":"https://openalex.org/F4320321056","display_name":"Irish Research Council","ror":"https://ror.org/051xex213"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W1499137793","https://openalex.org/W1861426261","https://openalex.org/W1974891392","https://openalex.org/W2027982384","https://openalex.org/W2030546921","https://openalex.org/W2047181446","https://openalex.org/W2096725512","https://openalex.org/W2100556411","https://openalex.org/W2118176331","https://openalex.org/W2124358875","https://openalex.org/W2144000019","https://openalex.org/W2151795416","https://openalex.org/W2161410889","https://openalex.org/W2180180824","https://openalex.org/W2941598852","https://openalex.org/W2963121727","https://openalex.org/W2968389137","https://openalex.org/W2969424089","https://openalex.org/W2978330116","https://openalex.org/W3005072086","https://openalex.org/W3013168336","https://openalex.org/W3017311957","https://openalex.org/W3021225717","https://openalex.org/W3034281970","https://openalex.org/W3035386068","https://openalex.org/W3040433108","https://openalex.org/W3043220753","https://openalex.org/W3045813453","https://openalex.org/W3090676520","https://openalex.org/W3121470477","https://openalex.org/W3121978485","https://openalex.org/W3124461601","https://openalex.org/W3127184233","https://openalex.org/W3132252774","https://openalex.org/W3152961272","https://openalex.org/W3158190431","https://openalex.org/W3159441005","https://openalex.org/W3160822982","https://openalex.org/W3162615366","https://openalex.org/W3177820584","https://openalex.org/W3180558487","https://openalex.org/W3195870832","https://openalex.org/W3198695922","https://openalex.org/W3214408069","https://openalex.org/W4312763750","https://openalex.org/W6674319481","https://openalex.org/W6789479475"],"related_works":["https://openalex.org/W3044798440","https://openalex.org/W3183658782","https://openalex.org/W19397038","https://openalex.org/W2903055141","https://openalex.org/W2900275378","https://openalex.org/W2041913796","https://openalex.org/W2902353436","https://openalex.org/W2963210322","https://openalex.org/W2041380420","https://openalex.org/W3084913754","https://openalex.org/W2783544111","https://openalex.org/W2111045378","https://openalex.org/W2950010304","https://openalex.org/W3194739811","https://openalex.org/W3091785603","https://openalex.org/W2908882174","https://openalex.org/W2903884281","https://openalex.org/W2963842818","https://openalex.org/W3206840483","https://openalex.org/W2965280891"],"abstract_inverted_index":{"Reconfigurable":[0],"intelligent":[1],"surfaces":[2],"(RISs)":[3],"represent":[4],"a":[5,18,37,95,106,119,129,134,196],"new":[6],"technology":[7],"that":[8,145,190,208],"can":[9,194],"shape":[10],"the":[11,32,42,52,56,63,75,80,85,139,146,153,170,173,177,191,200,209,213,216],"radio":[12],"wave":[13],"propagation":[14],"and":[15,24,62,67,79,207],"thus":[16],"offer":[17],"great":[19],"variety":[20],"of":[21,44,172,215],"possible":[22],"performance":[23,163],"implementation":[25],"gains.":[26],"Motivated":[27],"by":[28,50,94,105,117,127,204],"this,":[29],"we":[30,68,188],"investigate":[31],"achievable":[33,155],"sum-rate":[34,156,162],"optimization":[35,179],"in":[36,41,84,125,199],"broadcast":[38],"channel":[39,65],"(BC)":[40],"presence":[43],"RISs.":[45,217],"We":[46,132],"solve":[47],"this":[48],"problem":[49],"exploiting":[51],"well-known":[53],"duality":[54],"between":[55],"Gaussian":[57],"multiple-input":[58],"multiple-output":[59],"(MIMO)":[60],"BC":[61,202],"multiple-access":[64],"(MAC),":[66],"correspondingly":[69],"derive":[70],"three":[71],"algorithms":[72,148,193],"which":[73],"optimize":[74],"users'":[76,89],"covariance":[77,90],"matrices":[78,91],"RIS":[81,110],"phase":[82,111],"shifts":[83,112],"dual":[86,96],"MAC.":[87],"The":[88,109],"are":[92,113,123,181],"optimized":[93,115],"decomposition":[97],"method":[98],"with":[99],"block":[100],"coordinate":[101],"maximization":[102],"(BCM),":[103],"or":[104,122],"gradient-based":[107,130,178],"method.":[108,131],"either":[114],"sequentially":[116],"using":[118,128],"closed-form":[120],"expression,":[121],"computed":[124],"parallel":[126],"present":[133],"computational":[135],"complexity":[136],"analysis":[137],"for":[138,164],"proposed":[140,147,192],"algorithms.":[141],"Simulation":[142],"results":[143],"show":[144],"tend":[149],"to":[150,152,169],"converge":[151],"same":[154],"overall,":[157],"but":[158],"may":[159],"produce":[160],"different":[161],"some":[165],"specific":[166],"situations,":[167],"due":[168],"non-convexity":[171],"considered":[174],"problem.":[175],"Also,":[176],"methods":[180],"generally":[182],"more":[183],"time":[184],"efficient.":[185],"In":[186],"addition,":[187],"demonstrate":[189],"provide":[195],"significant":[197],"gain":[198,210],"RIS-assisted":[201],"assisted":[203],"multiple":[205],"RISs":[206],"depends":[211],"on":[212],"placement":[214]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":1}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}