{"id":"https://openalex.org/W7134925733","doi":"https://doi.org/10.48550/arxiv.2603.09265","title":"Joint Precoding and Phase-Shift Optimization for Beyond-Diagonal RIS-Aided ISAC System","display_name":"Joint Precoding and Phase-Shift Optimization for Beyond-Diagonal RIS-Aided ISAC System","publication_year":2026,"publication_date":"2026-03-10","ids":{"openalex":"https://openalex.org/W7134925733","doi":"https://doi.org/10.48550/arxiv.2603.09265"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2603.09265","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.09265","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":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2603.09265","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5128719565","display_name":"Xuejun Cheng","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Cheng, Xuejun","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128799895","display_name":"Qian Zhang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang, Qian","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5123587677","display_name":"Yuhui Jiao","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jiao, Yuhui","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128759836","display_name":"Shiyao Guo","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Guo, Shiyao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008896405","display_name":"Xiaotong Xu","orcid":"https://orcid.org/0009-0008-3520-5977"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xu, Xiaotong","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113110651","display_name":"Guanghui Luo","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Luo, Guanghui","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5128752338","display_name":"Ju Liu","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Liu, Ju","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9980999827384949,"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":0.9980999827384949,"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/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.0005000000237487257,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/precoding","display_name":"Precoding","score":0.8639000058174133},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.6007000207901001},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5383999943733215},{"id":"https://openalex.org/keywords/diagonal","display_name":"Diagonal","score":0.5040000081062317},{"id":"https://openalex.org/keywords/performance-improvement","display_name":"Performance improvement","score":0.3894999921321869},{"id":"https://openalex.org/keywords/communications-system","display_name":"Communications system","score":0.3797999918460846},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.3788999915122986}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8639000058174133},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.671999990940094},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.6007000207901001},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5383999943733215},{"id":"https://openalex.org/C130367717","wikidata":"https://www.wikidata.org/wiki/Q189791","display_name":"Diagonal","level":2,"score":0.5040000081062317},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.48829999566078186},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.439300000667572},{"id":"https://openalex.org/C2778915421","wikidata":"https://www.wikidata.org/wiki/Q3643177","display_name":"Performance improvement","level":2,"score":0.3894999921321869},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.3797999918460846},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.3788999915122986},{"id":"https://openalex.org/C113313756","wikidata":"https://www.wikidata.org/wiki/Q332791","display_name":"Diagonal matrix","level":3,"score":0.3411000072956085},{"id":"https://openalex.org/C68781425","wikidata":"https://www.wikidata.org/wiki/Q2052203","display_name":"Multi-objective optimization","level":2,"score":0.3149999976158142},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.31279999017715454},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.30480000376701355},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.266400009393692},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.26339998841285706},{"id":"https://openalex.org/C168834538","wikidata":"https://www.wikidata.org/wiki/Q3705329","display_name":"Beam (structure)","level":2,"score":0.26019999384880066}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2603.09265","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.09265","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":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2603.09265","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.09265","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":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Beyond":[0],"diagonal":[1,165],"reconfigurable":[2],"intelligent":[3],"surfaces":[4],"(BD-RIS)":[5],"can":[6,150],"realize":[7],"the":[8,14,23,36,47,65,78,86,92,99,104,110,118,145,155,163,168,171],"interconnection":[9],"between":[10,52,157],"reflecting":[11],"elements":[12],"through":[13,91,103],"impedance":[15],"network,":[16],"thereby":[17],"providing":[18],"a":[19],"new":[20],"approach":[21],"for":[22],"performance":[24,102,161],"improvement":[25,153],"of":[26,39,50,129,170],"integrated":[27],"sensing":[28,55,70,101,160],"and":[29,54,69,81,97,132,159],"communication":[30,53,88,158],"(ISAC)":[31],"systems.":[32],"This":[33],"paper":[34],"investigates":[35],"optimization":[37,61,114,120,173],"problem":[38],"BD-RIS-aided":[40,147],"multiuser":[41,66,87],"ISAC":[42,148],"system,":[43],"aiming":[44],"to":[45,123],"achieve":[46,151],"flexible":[48],"design":[49],"trade-offs":[51,156],"performance.":[56],"Specifically,":[57],"we":[58,116],"propose":[59],"an":[60],"framework":[62],"jointly":[63,76],"combining":[64],"interference":[67,94],"management":[68,95],"beam":[71,105],"gain":[72,106],"approximation":[73,107],"method.":[74,108],"By":[75],"optimizing":[77],"precoding":[79,130],"vector":[80,131],"RIS":[82],"phase-shift":[83,133],"matrix,":[84],"improving":[85],"sum":[89],"rate":[90],"proposed":[93,146,172],"method,":[96],"enhancing":[98],"system":[100,149],"For":[109],"resulting":[111],"non-convex":[112],"weighted":[113],"problem,":[115],"employ":[117],"alternating":[119],"(AO)":[121],"algorithm":[122],"decouple":[124],"it":[125],"into":[126],"two":[127],"subproblems":[128],"matrix":[134],"optimization,":[135],"with":[136],"each":[137],"step":[138],"admitting":[139],"closed-form":[140],"solutions.Simulation":[141],"results":[142],"demonstrate":[143],"that":[144],"significant":[152],"in":[154],"than":[162],"traditional":[164],"RIS,":[166],"verifying":[167],"effectiveness":[169],"framework.":[174]},"counts_by_year":[],"updated_date":"2026-07-01T06:00:48.157686","created_date":"2026-03-12T00:00:00"}