{"id":"https://openalex.org/W7214668291","doi":"https://doi.org/10.48550/arxiv.2609.30653","title":"3GPP-Compatible Long-Range Sensing for LEO-ISAC: A Window-Grid Processing Framework","display_name":"3GPP-Compatible Long-Range Sensing for LEO-ISAC: A Window-Grid Processing Framework","publication_year":2026,"publication_date":"2026-09-25","ids":{"openalex":"https://openalex.org/W7214668291","doi":"https://doi.org/10.48550/arxiv.2609.30653"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2609.30653","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.30653","pdf_url":"https://arxiv.org/pdf/2609.30653","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":null,"raw_type":"text"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["arxiv","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2609.30653","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5134747130","display_name":"Yi Geng","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210147322","display_name":"Shanghai Institute of Microsystem and Information Technology","ror":"https://ror.org/04nytyj38","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210147322"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Geng, Yi","raw_affiliation_strings":["Shanghai Institute of Microsystem and Information Technology , Chinese Academy of Sciences , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Institute of Microsystem and Information Technology , Chinese Academy of Sciences , China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210147322"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100559946","display_name":"Fan Xun","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210147322","display_name":"Shanghai Institute of Microsystem and Information Technology","ror":"https://ror.org/04nytyj38","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210147322"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fan, Xun","raw_affiliation_strings":["Shanghai Institute of Microsystem and Information Technology , Chinese Academy of Sciences , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Institute of Microsystem and Information Technology , Chinese Academy of Sciences , China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210147322"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5140345312","display_name":"Chenfeng Xu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210147322","display_name":"Shanghai Institute of Microsystem and Information Technology","ror":"https://ror.org/04nytyj38","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210147322"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xu, Chenfeng","raw_affiliation_strings":["Shanghai Institute of Microsystem and Information Technology , Chinese Academy of Sciences , China","State Key Laboratory of Heterogeneous Integrated Microsystem , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Institute of Microsystem and Information Technology , Chinese Academy of Sciences , China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210147322"]},{"raw_affiliation_string":"State Key Laboratory of Heterogeneous Integrated Microsystem , China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5153290175","display_name":"Yu Zhao","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210147322","display_name":"Shanghai Institute of Microsystem and Information Technology","ror":"https://ror.org/04nytyj38","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210147322"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhao, Yu","raw_affiliation_strings":["Shanghai Institute of Microsystem and Information Technology , Chinese Academy of Sciences , China","State Key Laboratory of Heterogeneous Integrated Microsystem , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Institute of Microsystem and Information Technology , Chinese Academy of Sciences , China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210147322"]},{"raw_affiliation_string":"State Key Laboratory of Heterogeneous Integrated Microsystem , China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9976000189781189,"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":0.9976000189781189,"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/T12042","display_name":"Satellite Communication Systems","score":0.000699999975040555,"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/T12153","display_name":"Advanced Optical Sensing Technologies","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/long-range-sensing","display_name":"long-range sensing","score":0.8740000128746033},{"id":"https://openalex.org/keywords/bistatic-sensing","display_name":"bistatic sensing","score":0.8040000200271606},{"id":"https://openalex.org/keywords/low-earth-orbit-satellites","display_name":"low Earth orbit satellites","score":0.6330000162124634},{"id":"https://openalex.org/keywords/ranging-accuracy","display_name":"ranging accuracy","score":0.574999988079071}],"concepts":[{"id":"https://openalex.org/C100102862","wikidata":"https://www.wikidata.org/wiki/Q2625855","display_name":"Bistatic radar","level":4,"score":0.7222999930381775},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6739000082015991},{"id":"https://openalex.org/C115051666","wikidata":"https://www.wikidata.org/wiki/Q6522493","display_name":"Ranging","level":2,"score":0.617900013923645},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.5695000290870667},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5090000033378601},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4172999858856201},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4023999869823456},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.29679998755455017},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.28769999742507935},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.27810001373291016},{"id":"https://openalex.org/C183365957","wikidata":"https://www.wikidata.org/wiki/Q17140402","display_name":"Remote sensing application","level":3,"score":0.2750999927520752},{"id":"https://openalex.org/C2987759513","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar signal processing","level":4,"score":0.2685999870300293},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.2653000056743622},{"id":"https://openalex.org/C137270730","wikidata":"https://www.wikidata.org/wiki/Q120811","display_name":"Detection theory","level":3,"score":0.25940001010894775},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2567000091075897}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2609.30653","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.30653","pdf_url":"https://arxiv.org/pdf/2609.30653","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":null,"raw_type":"text"},{"id":"doi:10.48550/arxiv.2609.30653","doi":"https://doi.org/10.48550/arxiv.2609.30653","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.30653","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2609.30653","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.30653","pdf_url":"https://arxiv.org/pdf/2609.30653","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"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":null,"raw_type":"text"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7214668291.pdf","grobid_xml":"https://content.openalex.org/works/W7214668291.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W7155053702","https://openalex.org/W7117885403","https://openalex.org/W4407454989","https://openalex.org/W7125480556","https://openalex.org/W4417282105","https://openalex.org/W7156023917","https://openalex.org/W4384390142","https://openalex.org/W4390098138","https://openalex.org/W7155193639","https://openalex.org/W7170151752"],"abstract_inverted_index":{"This":[0],"paper":[1],"addresses":[2],"long-range":[3],"sensing":[4,9,15],"in":[5,17],"bistatic":[6,87],"low-Earth-orbit":[7],"integrated":[8],"and":[10,99],"communication":[11],"(LEO-ISAC).":[12],"Conventional":[13],"OFDM":[14],"fails":[16],"LEO-ISAC":[18],"because":[19],"millisecond-scale":[20],"propagation":[21],"delays":[22],"destroy":[23],"the":[24,33,38,50,60,63,68],"transmitter--receiver":[25],"symbol":[26,65],"alignment":[27],"and,":[28],"with":[29,109,118],"multiple":[30],"targets,":[31,98],"make":[32],"receive":[34],"window":[35],"longer":[36],"than":[37],"transmitted":[39],"block.":[40],"We":[41],"propose":[42],"a":[43,119],"window-grid":[44],"(WG)":[45],"processing":[46],"framework":[47],"that":[48],"exploits":[49],"known":[51],"beam-intersection":[52],"swath":[53,69],"to":[54],"resolve":[55],"both":[56],"problems":[57],"purely":[58],"at":[59,86],"receiver,":[61],"leaving":[62],"3GPP":[64],"structure":[66],"unmodified:":[67],"delay":[70],"span":[71],"is":[72,116],"folded":[73],"into":[74],"cyclic-prefix-sized":[75],"slices,":[76],"each":[77],"handled":[78],"by":[79],"one":[80],"WG.":[81],"With":[82],"103.2":[83],"MHz":[84],"bandwidth":[85],"ranges":[88],"beyond":[89],"640":[90],"km,":[91],"simulations":[92],"demonstrate":[93],"meter-level":[94],"ranging":[95],"of":[96,123],"two":[97],"1000":[100],"Monte-Carlo":[101],"trials":[102],"over":[103],"random":[104],"target--satellite":[105],"geometries":[106],"show":[107],"that,":[108],"an":[110],"ephemeris-based":[111],"satellite-selection":[112],"rule,":[113],"every":[114],"target":[115],"detected":[117],"90th-percentile":[120],"range":[121],"error":[122],"2.4":[124],"m.":[125]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2026-09-29T00:00:00"}