{"id":"https://openalex.org/W7139079349","doi":"https://doi.org/10.1109/globecom59602.2025.11432226","title":"Target Detection in OFDM-ISAC Systems: A Multipath Exploitation Approach","display_name":"Target Detection in OFDM-ISAC Systems: A Multipath Exploitation Approach","publication_year":2025,"publication_date":"2025-12-08","ids":{"openalex":"https://openalex.org/W7139079349","doi":"https://doi.org/10.1109/globecom59602.2025.11432226"},"language":null,"primary_location":{"id":"doi:10.1109/globecom59602.2025.11432226","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom59602.2025.11432226","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2025 - 2025 IEEE Global Communications Conference","raw_type":"proceedings-article"},"type":"conference-paper","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/A5125553735","display_name":"Xiaohan Lv","orcid":null},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaohan Lv","raw_affiliation_strings":["Dalian University of Technology,Dalian,China,116024"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dalian University of Technology,Dalian,China,116024","institution_ids":["https://openalex.org/I27357992"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063914481","display_name":"Rang Liu","orcid":"https://orcid.org/0000-0001-7151-7224"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rang Liu","raw_affiliation_strings":["University of California,Irvine,CA,USA,92697"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of California,Irvine,CA,USA,92697","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129786713","display_name":"Qian Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qian Liu","raw_affiliation_strings":["Dalian University of Technology,Dalian,China,116024"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dalian University of Technology,Dalian,China,116024","institution_ids":["https://openalex.org/I27357992"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5130007972","display_name":"Ming Li","orcid":null},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ming Li","raw_affiliation_strings":["Dalian University of Technology,Dalian,China,116024"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dalian University of Technology,Dalian,China,116024","institution_ids":["https://openalex.org/I27357992"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"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":"2601","last_page":"2606"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","score":0.7573000192642212,"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"}},"topics":[{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","score":0.7573000192642212,"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/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.11729999631643295,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.03020000085234642,"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/subcarrier","display_name":"Subcarrier","score":0.7515000104904175},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.6686000227928162},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.5220000147819519},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.48249998688697815},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.46160000562667847},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.43470001220703125},{"id":"https://openalex.org/keywords/multiuser-detection","display_name":"Multiuser detection","score":0.423799991607666},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.40450000762939453},{"id":"https://openalex.org/keywords/detection-theory","display_name":"Detection theory","score":0.382999986410141},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.38280001282691956}],"concepts":[{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.7515000104904175},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.6686000227928162},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5900999903678894},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.5220000147819519},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.48249998688697815},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.46160000562667847},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.447299987077713},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.43470001220703125},{"id":"https://openalex.org/C2777104032","wikidata":"https://www.wikidata.org/wiki/Q16324514","display_name":"Multiuser detection","level":3,"score":0.423799991607666},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4074999988079071},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.40450000762939453},{"id":"https://openalex.org/C137270730","wikidata":"https://www.wikidata.org/wiki/Q120811","display_name":"Detection theory","level":3,"score":0.382999986410141},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.38280001282691956},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.3698999881744385},{"id":"https://openalex.org/C96608239","wikidata":"https://www.wikidata.org/wiki/Q1199823","display_name":"Statistical power","level":2,"score":0.36890000104904175},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.367000013589859},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.36390000581741333},{"id":"https://openalex.org/C9483764","wikidata":"https://www.wikidata.org/wiki/Q585740","display_name":"Likelihood-ratio test","level":2,"score":0.35569998621940613},{"id":"https://openalex.org/C2776015439","wikidata":"https://www.wikidata.org/wiki/Q25313558","display_name":"Multipath mitigation","level":4,"score":0.33899998664855957},{"id":"https://openalex.org/C2781307350","wikidata":"https://www.wikidata.org/wiki/Q6887221","display_name":"Mobile radio","level":2,"score":0.32409998774528503},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3102000057697296},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.3068000078201294},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.30070000886917114},{"id":"https://openalex.org/C95491727","wikidata":"https://www.wikidata.org/wiki/Q992968","display_name":"Mobile telephony","level":3,"score":0.2971000075340271},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.29670000076293945},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.29429998993873596},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.2883000075817108},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.2879999876022339},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.28349998593330383},{"id":"https://openalex.org/C136817519","wikidata":"https://www.wikidata.org/wiki/Q947493","display_name":"Diversity combining","level":4,"score":0.2833000123500824},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.28200000524520874},{"id":"https://openalex.org/C198746922","wikidata":"https://www.wikidata.org/wiki/Q1230593","display_name":"Diversity scheme","level":4,"score":0.27559998631477356},{"id":"https://openalex.org/C2778915421","wikidata":"https://www.wikidata.org/wiki/Q3643177","display_name":"Performance improvement","level":2,"score":0.26249998807907104},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.25679999589920044},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.2556000053882599},{"id":"https://openalex.org/C2781327853","wikidata":"https://www.wikidata.org/wiki/Q3552547","display_name":"User equipment","level":3,"score":0.2533999979496002},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.2515000104904175}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/globecom59602.2025.11432226","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom59602.2025.11432226","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2025 - 2025 IEEE Global Communications Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.4357399642467499,"display_name":"Industry, innovation and infrastructure"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1781255459","https://openalex.org/W1899196398","https://openalex.org/W2030008549","https://openalex.org/W2074846584","https://openalex.org/W2508393166","https://openalex.org/W2612254130","https://openalex.org/W3111271387","https://openalex.org/W3194620979","https://openalex.org/W3207369641","https://openalex.org/W4221162749","https://openalex.org/W4226165103","https://openalex.org/W4399801159","https://openalex.org/W4404871637","https://openalex.org/W4405599470"],"related_works":[],"abstract_inverted_index":{"Integrated":[0],"sensing":[1],"and":[2,78,99,123,157],"communication":[3,125],"(ISAC)":[4],"technology":[5,12],"has":[6],"emerged":[7],"as":[8],"a":[9,59,86],"key":[10],"enabling":[11],"in":[13,32,53,167],"the":[14,23,50,54,70,74,79,97,103,111,124,135,143,151,154,159],"sixth":[15],"generation":[16],"(6G)":[17],"mobile":[18],"communications.":[19],"This":[20],"paper":[21],"investigates":[22],"potential":[24],"of":[25,102,113,153,161],"multipath":[26,162],"exploitation":[27,163],"for":[28,92,164],"enhancing":[29],"target":[30,45,114,165],"detection":[31,46,84,115,166],"orthogonal":[33],"frequency":[34],"division":[35],"multiplexing":[36],"(OFDM)-based":[37],"ISAC":[38],"systems.":[39],"The":[40,106],"study":[41],"aims":[42],"to":[43,109,141],"improve":[44],"performance":[47],"by":[48],"harnessing":[49],"diversity":[51],"gain":[52],"delay-Doppler":[55],"domain.":[56],"We":[57],"propose":[58],"weighted":[60],"generalized":[61],"likelihood":[62],"ratio":[63,128],"test":[64],"(GLRT)":[65],"detector":[66],"that":[67],"effectively":[68],"leverages":[69],"multi-path":[71],"propagation":[72],"between":[73],"base":[75],"station":[76],"(BS)":[77],"target.":[80],"To":[81],"further":[82],"enhance":[83],"accuracy,":[85],"joint":[87],"optimization":[88,146],"framework":[89],"is":[90,108,139],"developed":[91],"subcarrier":[93],"power":[94,122],"allocation":[95],"at":[96],"transmitter":[98],"weight":[100],"coefficients":[101],"GLRT":[104],"detector.":[105],"objective":[107],"maximize":[110],"probability":[112],"while":[116],"satisfying":[117],"constraints":[118],"on":[119,134],"total":[120],"transmit":[121],"receiver\u2019s":[126],"signal-to-noise":[127],"(SNR).":[129],"An":[130],"iterative":[131],"algorithm":[132,156],"based":[133],"majorization-minimization":[136],"(MM)":[137],"method":[138],"employed":[140],"address":[142],"resulting":[144],"non-convex":[145],"problem.":[147],"Simulation":[148],"results":[149],"demonstrate":[150],"efficacy":[152],"proposed":[155],"confirm":[158],"benefits":[160],"OFDM-ISAC":[168],"systems":[169],"under":[170],"multipath-rich":[171],"environments.":[172]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2026-03-20T00:00:00"}
