{"id":"https://openalex.org/W7135060982","doi":"https://doi.org/10.1109/twc.2026.3671292","title":"Multi-IRS-Aided ISAC System: Multi-Path Exploitation Versus Reduction","display_name":"Multi-IRS-Aided ISAC System: Multi-Path Exploitation Versus Reduction","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7135060982","doi":"https://doi.org/10.1109/twc.2026.3671292"},"language":null,"primary_location":{"id":"doi:10.1109/twc.2026.3671292","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2026.3671292","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless 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":"https://openalex.org/A5128834201","display_name":"Guangji Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangji Chen","raw_affiliation_strings":["School of Electronic and Optical Engineering, Nanjing University of Science and Technology, Nanjing, China"],"raw_orcid":"https://orcid.org/0009-0005-4423-8752","affiliations":[{"raw_affiliation_string":"School of Electronic and Optical Engineering, Nanjing University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128921196","display_name":"Qingqing Wu","orcid":null},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingqing Wu","raw_affiliation_strings":["Department of Electronic Engineering, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-0043-3266","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128907617","display_name":"Shihang Lu","orcid":null},"institutions":[{"id":"https://openalex.org/I3045169105","display_name":"Southern University of Science and Technology","ror":"https://ror.org/049tv2d57","country_code":"CN","type":"education","lineage":["https://openalex.org/I3045169105"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shihang Lu","raw_affiliation_strings":["Southern University of Science and Technology, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0001-5574-8663","affiliations":[{"raw_affiliation_string":"Southern University of Science and Technology, Shenzhen, China","institution_ids":["https://openalex.org/I3045169105"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128840717","display_name":"Meng Hua","orcid":null},"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":"Meng Hua","raw_affiliation_strings":["Imperial College London, London, U.K"],"raw_orcid":"https://orcid.org/0000-0002-3121-6344","affiliations":[{"raw_affiliation_string":"Imperial College London, London, U.K","institution_ids":["https://openalex.org/I47508984"]}]},{"author_position":"last","author":{"id":null,"display_name":"Wen Chen","orcid":"https://orcid.org/0000-0003-2133-8679"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wen Chen","raw_affiliation_strings":["Department of Electronic Engineering, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0003-2133-8679","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.24527941,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"25","issue":null,"first_page":"13351","last_page":"13368"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10829","display_name":"Interconnection Networks and Systems","score":0.0860000029206276,"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/T10829","display_name":"Interconnection Networks and Systems","score":0.0860000029206276,"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/T10714","display_name":"Software-Defined Networks and 5G","score":0.07980000227689743,"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/T10847","display_name":"Advanced Optical Network Technologies","score":0.053300000727176666,"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/reduction","display_name":"Reduction (mathematics)","score":0.5167999863624573},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.35989999771118164},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.2565999925136566},{"id":"https://openalex.org/keywords/electronic-mail","display_name":"Electronic mail","score":0.24979999661445618}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5679000020027161},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.5167999863624573},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.35989999771118164},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.2581999897956848},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.2565999925136566},{"id":"https://openalex.org/C3020028006","wikidata":"https://www.wikidata.org/wiki/Q9158","display_name":"Electronic mail","level":2,"score":0.24979999661445618},{"id":"https://openalex.org/C21880701","wikidata":"https://www.wikidata.org/wiki/Q2144042","display_name":"Process engineering","level":1,"score":0.24140000343322754},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.22709999978542328},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.22699999809265137},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21940000355243683}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2026.3671292","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2026.3671292","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.49845069646835327,"id":"https://metadata.un.org/sdg/8","display_name":"Decent work and economic growth"}],"awards":[{"id":"https://openalex.org/G1692018159","display_name":null,"funder_award_id":"24DP1500500","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2517248389","display_name":null,"funder_award_id":"62501279","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4420131350","display_name":null,"funder_award_id":"62371289","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6573975058","display_name":null,"funder_award_id":"U25A20399","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7140901533","display_name":null,"funder_award_id":"BK20241455","funder_id":"https://openalex.org/F4320322769","funder_display_name":"Natural Science Foundation of Jiangsu Province"},{"id":"https://openalex.org/G7547104240","display_name":null,"funder_award_id":"62331022","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G834103557","display_name":null,"funder_award_id":"NSFC 62531015","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"},{"id":"https://openalex.org/F4320322769","display_name":"Natural Science Foundation of Jiangsu Province","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"This":[0],"paper":[1],"investigates":[2],"a":[3,28,34,46,60,162,178,199,220],"multi-intelligent":[4],"reflecting":[5,80,104],"surface":[6],"(IRS)":[7],"aided":[8],"integrated":[9],"sensing":[10,43,167],"and":[11,70,79,101,168,191,229,239,248,256],"communication":[12,26,36,150,169],"(ISAC)":[13],"system,":[14],"where":[15],"multiple":[16,103],"IRSs":[17,69,129,140,189,217,244],"are":[18,88,109,245],"strategically":[19],"deployed":[20,139,195,243],"not":[21],"only":[22],"to":[23,33,90,111,198],"assist":[24],"the":[25,42,50,55,85,92,97,102,113,121,125,136,153,166,173,184,192,207,213,224,227,232,240,259,266],"from":[27],"multi-antenna":[29,35],"base":[30],"station":[31],"(BS)":[32],"user":[37],"(CU),":[38],"but":[39],"also":[40,257],"enable":[41],"service":[44],"for":[45,95,143,149],"point":[47],"target":[48,158],"in":[49],"non-line-of-sight":[51],"(NLoS)":[52],"region":[53],"of":[54,66,115,118,127,138,146,157,194,216,226,234,242,261],"BS.":[56],"First,":[57],"we":[58,131,176],"propose":[59],"hybrid":[61],"multi-IRS":[62,108],"architecture,":[63],"which":[64,160],"consists":[65],"several":[67],"passive":[68],"one":[71],"semi-passive":[72],"IRS":[73,235],"equipped":[74],"with":[75,231],"both":[76],"active":[77,86],"sensors":[78,87],"elements.":[81],"To":[82,171],"be":[83],"specific,":[84],"exploited":[89],"receive":[91],"echo":[93],"signals":[94],"estimating":[96],"target\u2019s":[98],"angle":[99],"information,":[100],"paths":[105],"provided":[106],"by":[107,182],"employed":[110],"improve":[112],"degree":[114],"freedoms":[116],"(DoFs)":[117],"communication.":[119],"Under":[120],"given":[122],"budget":[123],"on":[124],"number":[126,137,193,215,233,241],"total":[128,214],"elements,":[130],"theoretically":[132,246],"show":[133],"that":[134,206],"increasing":[135,152],"is":[141],"beneficial":[142],"improving":[144],"DoFs":[145],"spatial":[147],"multiplexing":[148],"while":[151],"Cr\u00e1mer-Rao":[154],"bound":[155],"(CRB)":[156],"estimation,":[159],"unveils":[161],"fundamental":[163],"tradeoff":[164],"between":[165],"performance.":[170],"characterize":[172],"rate-CRB":[174],"tradeoff,":[175],"study":[177],"rate":[179,228],"maximization":[180],"problem,":[181],"optimizing":[183],"BS":[185],"transmit":[186,237],"covariance":[187],"matrix,":[188],"phase-shifts,":[190],"IRSs,":[196],"subject":[197],"maximum":[200],"CRB":[201,230],"constraint.":[202],"Analytical":[203],"results":[204,251],"reveal":[205],"communication-oriented":[208],"design":[209],"becomes":[210],"optimal":[211],"when":[212],"elements":[218],"exceeds":[219],"certain":[221],"threshold,":[222],"wherein":[223],"relationships":[225],"elements/sensors,":[236],"power,":[238],"derived":[247],"demystified.":[249],"Simulation":[250],"validate":[252],"our":[253,262],"theoretical":[254],"findings":[255],"demonstrate":[258],"superiority":[260],"proposed":[263],"designs":[264],"over":[265],"benchmark":[267],"schemes.":[268]},"counts_by_year":[],"updated_date":"2026-03-14T06:41:57.775601","created_date":"2026-03-13T00:00:00"}
