{"id":"https://openalex.org/W4406322633","doi":"https://doi.org/10.1109/lcomm.2025.3528968","title":"Joint Active and Passive Beamforming Optimization for Beyond Diagonal RIS-Aided Multi-User Communications","display_name":"Joint Active and Passive Beamforming Optimization for Beyond Diagonal RIS-Aided Multi-User Communications","publication_year":2025,"publication_date":"2025-01-13","ids":{"openalex":"https://openalex.org/W4406322633","doi":"https://doi.org/10.1109/lcomm.2025.3528968"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2025.3528968","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2025.3528968","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"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 Communications Letters","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2501.10227","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101410195","display_name":"Xiang\u2010Lian Zhou","orcid":"https://orcid.org/0009-0000-6354-3529"},"institutions":[{"id":"https://openalex.org/I30809798","display_name":"ShanghaiTech University","ror":"https://ror.org/030bhh786","country_code":"CN","type":"education","lineage":["https://openalex.org/I30809798"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiaohua Zhou","raw_affiliation_strings":["School of Information Science and Technology, ShanghaiTech University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, ShanghaiTech University, Shanghai, China","institution_ids":["https://openalex.org/I30809798"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110765111","display_name":"Tianyu Fang","orcid":null},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Tianyu Fang","raw_affiliation_strings":["Centre for Wireless Communications, University of Oulu, Oulu, Finland","Centre for Wireless Communications, University of Oulu, Finland"],"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016799540","display_name":"Yijie Mao","orcid":"https://orcid.org/0000-0001-5077-2998"},"institutions":[{"id":"https://openalex.org/I30809798","display_name":"ShanghaiTech University","ror":"https://ror.org/030bhh786","country_code":"CN","type":"education","lineage":["https://openalex.org/I30809798"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yijie Mao","raw_affiliation_strings":["School of Information Science and Technology, ShanghaiTech University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, ShanghaiTech University, Shanghai, China","institution_ids":["https://openalex.org/I30809798"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5101410195"],"corresponding_institution_ids":["https://openalex.org/I30809798"],"apc_list":null,"apc_paid":null,"fwci":15.5743,"has_fulltext":true,"cited_by_count":10,"citation_normalized_percentile":{"value":0.98825145,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"29","issue":"3","first_page":"517","last_page":"521"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.9965000152587891,"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"}},"topics":[{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.9965000152587891,"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"}},{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9948999881744385,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7688949108123779},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6741619110107422},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.6656648516654968},{"id":"https://openalex.org/keywords/diagonal","display_name":"Diagonal","score":0.5924784541130066},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.46605050563812256},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3947317600250244},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.36644694209098816},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.18439817428588867},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17577943205833435}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7688949108123779},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6741619110107422},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.6656648516654968},{"id":"https://openalex.org/C130367717","wikidata":"https://www.wikidata.org/wiki/Q189791","display_name":"Diagonal","level":2,"score":0.5924784541130066},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.46605050563812256},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3947317600250244},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.36644694209098816},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.18439817428588867},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17577943205833435},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","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":2,"locations":[{"id":"doi:10.1109/lcomm.2025.3528968","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2025.3528968","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"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 Communications Letters","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2501.10227","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2501.10227","pdf_url":"https://arxiv.org/pdf/2501.10227","source":{"id":"https://openalex.org/S4393918464","display_name":"ArXiv.org","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"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":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2501.10227","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2501.10227","pdf_url":"https://arxiv.org/pdf/2501.10227","source":{"id":"https://openalex.org/S4393918464","display_name":"ArXiv.org","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"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":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G7237577591","display_name":null,"funder_award_id":"62201347","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4406322633.pdf","grobid_xml":"https://content.openalex.org/works/W4406322633.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W2788350651","https://openalex.org/W2991370079","https://openalex.org/W3194854077","https://openalex.org/W4221149552","https://openalex.org/W4312258136","https://openalex.org/W4312879451","https://openalex.org/W4322576544","https://openalex.org/W4381198702","https://openalex.org/W4381785823","https://openalex.org/W4384917129","https://openalex.org/W4388739195","https://openalex.org/W4389925694","https://openalex.org/W4391096373","https://openalex.org/W4401113561","https://openalex.org/W4401357243","https://openalex.org/W4402352492"],"related_works":["https://openalex.org/W2963170046","https://openalex.org/W2135584473","https://openalex.org/W2376244802","https://openalex.org/W1971477554","https://openalex.org/W2158075901","https://openalex.org/W818226659","https://openalex.org/W2923631784","https://openalex.org/W2964223869","https://openalex.org/W2130785056","https://openalex.org/W2567141277"],"abstract_inverted_index":{"Benefiting":[0],"from":[1],"its":[2],"capability":[3],"to":[4,33,59],"generalize":[5],"existing":[6,44],"reconfigurable":[7],"intelligent":[8],"surface":[9],"(RIS)":[10],"architectures":[11],"and":[12,36,47,113],"provide":[13],"additional":[14],"design":[15],"flexibility":[16],"via":[17],"interactions":[18],"between":[19],"RIS":[20,23],"elements,":[21],"beyond-diagonal":[22],"(BD-RIS)":[24],"has":[25],"attracted":[26],"considerable":[27],"research":[28],"interests":[29],"recently.":[30],"However,":[31],"due":[32],"the":[34,96],"symmetric":[35],"unitary":[37],"passive":[38,48,114],"beamforming":[39,49,106,115],"constraint":[40],"imposed":[41],"on":[42,66],"BD-RIS,":[43],"joint":[45],"active":[46,112],"optimization":[50,84,107],"algorithms":[51,68],"for":[52,86],"BD-RIS":[53,87],"either":[54],"exhibit":[55],"high":[56],"computational":[57,129],"complexity":[58,130],"achieve":[60],"near":[61],"optimal":[62],"solutions":[63],"or":[64],"rely":[65],"heuristic":[67],"with":[69],"substantial":[70],"performance":[71],"loss.":[72],"In":[73],"this":[74,78],"letter,":[75],"we":[76,94],"address":[77],"issue":[79],"by":[80,102],"proposing":[81],"an":[82],"efficient":[83],"framework":[85],"assisted":[88],"multi-user":[89],"multi-antenna":[90],"communication":[91],"networks.":[92],"Specifically,":[93],"solve":[95],"weighted":[97],"sum":[98],"rate":[99],"maximization":[100],"problem":[101],"introducing":[103],"a":[104,133],"novel":[105],"algorithm":[108,126],"that":[109,124],"alternately":[110],"optimizes":[111],"matrices":[116],"using":[117],"iterative":[118],"closed-form":[119],"solutions.":[120],"Numerical":[121],"results":[122],"demonstrate":[123],"our":[125],"significantly":[127],"reduces":[128],"while":[131],"ensuring":[132],"sub-optimal":[134],"solution.":[135]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":7}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}
