{"id":"https://openalex.org/W4402509633","doi":"https://doi.org/10.1109/jsac.2024.3460058","title":"Doppler Interference Analysis for OTFS-Based LEO Satellite System","display_name":"Doppler Interference Analysis for OTFS-Based LEO Satellite System","publication_year":2024,"publication_date":"2024-09-13","ids":{"openalex":"https://openalex.org/W4402509633","doi":"https://doi.org/10.1109/jsac.2024.3460058"},"language":"en","primary_location":{"id":"doi:10.1109/jsac.2024.3460058","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2024.3460058","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"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 Journal on Selected Areas in 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/A5113381306","display_name":"Ruimao He","orcid":"https://orcid.org/0009-0007-0738-7593"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ruimao He","raw_affiliation_strings":["National Engineering Research Center of Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0007-0738-7593","affiliations":[{"raw_affiliation_string":"National Engineering Research Center of Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100686652","display_name":"Xuefei Zhang","orcid":"https://orcid.org/0000-0001-7096-9667"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuefei Zhang","raw_affiliation_strings":["National Engineering Research Center of Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0001-7096-9667","affiliations":[{"raw_affiliation_string":"National Engineering Research Center of Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018587643","display_name":"Qimei Cui","orcid":"https://orcid.org/0000-0003-1720-220X"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qimei Cui","raw_affiliation_strings":["National Engineering Research Center of Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-1720-220X","affiliations":[{"raw_affiliation_string":"National Engineering Research Center of Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100624765","display_name":"Xiaofeng Tao","orcid":"https://orcid.org/0000-0001-9518-1622"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaofeng Tao","raw_affiliation_strings":["National Engineering Research Center of Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0001-9518-1622","affiliations":[{"raw_affiliation_string":"National Engineering Research Center of Mobile Network Technologies, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":25.6493,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.9942001,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"43","issue":"1","first_page":"75","last_page":"89"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9954000115394592,"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/T12042","display_name":"Satellite Communication Systems","score":0.9954000115394592,"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/T12449","display_name":"Spacecraft Design and Technology","score":0.9642000198364258,"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/T10655","display_name":"GNSS positioning and interference","score":0.9516000151634216,"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/computer-science","display_name":"Computer science","score":0.800061821937561},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.7011644244194031},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.6640067100524902},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.5841845273971558},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.5263570547103882},{"id":"https://openalex.org/keywords/communications-satellite","display_name":"Communications satellite","score":0.470206081867218},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.38284581899642944},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.32642263174057007},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.14815354347229004},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.0986911952495575},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.0772344172000885}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.800061821937561},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.7011644244194031},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.6640067100524902},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.5841845273971558},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.5263570547103882},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.470206081867218},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.38284581899642944},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.32642263174057007},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.14815354347229004},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0986911952495575},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0772344172000885},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jsac.2024.3460058","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2024.3460058","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"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 Journal on Selected Areas in Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.4000000059604645}],"awards":[{"id":"https://openalex.org/G3807712426","display_name":null,"funder_award_id":"L212003","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"},{"id":"https://openalex.org/G401772205","display_name":null,"funder_award_id":"L212003","funder_id":"https://openalex.org/F4320334977","funder_display_name":"Beijing Municipal Natural Science Foundation"},{"id":"https://openalex.org/G6166003767","display_name":null,"funder_award_id":"62271073","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7050026734","display_name":null,"funder_award_id":"L232002","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"},{"id":"https://openalex.org/G8848890396","display_name":null,"funder_award_id":"L232002","funder_id":"https://openalex.org/F4320334977","funder_display_name":"Beijing Municipal Natural Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322919","display_name":"Natural Science Foundation of Beijing Municipality","ror":null},{"id":"https://openalex.org/F4320334977","display_name":"Beijing Municipal Natural Science Foundation","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W1995028091","https://openalex.org/W2129837713","https://openalex.org/W2130917709","https://openalex.org/W2165723962","https://openalex.org/W2612254130","https://openalex.org/W2888002205","https://openalex.org/W2938563145","https://openalex.org/W2951947870","https://openalex.org/W2962951066","https://openalex.org/W3018900405","https://openalex.org/W3045898021","https://openalex.org/W3089706104","https://openalex.org/W3110989801","https://openalex.org/W3111129311","https://openalex.org/W3134750305","https://openalex.org/W3149792239","https://openalex.org/W3156622738","https://openalex.org/W3159365132","https://openalex.org/W3178287421","https://openalex.org/W3215230729","https://openalex.org/W4206917165","https://openalex.org/W4210438414","https://openalex.org/W4281645185","https://openalex.org/W4283728128","https://openalex.org/W4288062148","https://openalex.org/W4312285158","https://openalex.org/W4321016411","https://openalex.org/W4366149088","https://openalex.org/W4376480798","https://openalex.org/W4380607233","https://openalex.org/W4385894332","https://openalex.org/W4393028336","https://openalex.org/W6680145783"],"related_works":["https://openalex.org/W3048031999","https://openalex.org/W2028190576","https://openalex.org/W1836774208","https://openalex.org/W4206958678","https://openalex.org/W2373343648","https://openalex.org/W64102529","https://openalex.org/W177220620","https://openalex.org/W2350659615","https://openalex.org/W4241763859","https://openalex.org/W4237560142"],"abstract_inverted_index":{"Low":[0],"Earth":[1],"orbit":[2],"(LEO)":[3],"satellite":[4,86,106,127,233],"system":[5,87,133],"has":[6,48],"revolutionized":[7],"the":[8,21,25,35,54,65,74,84,90,93,103,140,146,151,154,160,165,176,188,198,208,219],"way":[9],"to":[10,51,80,89,182,186],"provide":[11],"wireless":[12],"seamless":[13],"access":[14],"on":[15,203,227],"a":[16,60,70,132],"global":[17],"scale.":[18],"One":[19],"of":[20,38,95,105,135,168,190,201,221,225],"primary":[22],"limitations":[23],"is":[24,98,107,153,185],"low":[26],"data":[27],"rates":[28],"resulting":[29],"from":[30,145,159],"Doppler":[31,56,96,119,142,148,156,202,229],"shifts":[32],"induced":[33],"by":[34,58,118,206],"high":[36],"mobility":[37],"LEO":[39,85,126,136,232],"satellites.":[40],"Although":[41],"orthogonal":[42],"time":[43],"frequency":[44],"space":[45],"(OTFS)":[46],"modulation":[47],"been":[49],"proposed":[50],"deal":[52],"with":[53],"serious":[55],"problem":[57],"converting":[59],"time-variant":[61],"fading":[62],"channel":[63,72],"in":[64,73,83,124,230],"time-frequency":[66],"(TF)":[67],"domain":[68],"into":[69],"time-invariant":[71],"delay-Doppler":[75],"(DD)":[76],"domain,":[77],"it":[78],"needs":[79],"be":[81,122],"reconsidered":[82],"due":[88],"facts":[91],"that":[92,120,175],"scale":[94],"axes":[97],"not":[99],"big":[100],"enough":[101],"and":[102,150,170,212,217],"velocity":[104],"too":[108],"fast.":[109],"In":[110],"this":[111],"paper,":[112],"we":[113,130,173],"analyze":[114],"two":[115],"interferences":[116],"caused":[117],"will":[121],"produced":[123],"OTFS-based":[125,231],"system.":[128,234],"Specifically,":[129],"establish":[131],"model":[134],"satellite-to-ground":[137],"communication,":[138],"involving":[139],"fractional":[141],"interference":[143,157,184],"(FDI)":[144],"non-integer":[147],"tap,":[149],"other":[152],"squint":[155],"(SDI)":[158],"frequency-dependent":[161],"Doppler.":[162],"By":[163],"deriving":[164],"closed-form":[166],"expressions":[167],"FDI":[169],"SDI":[171],"respectively,":[172],"find":[174],"simplest":[177],"but":[178],"most":[179],"practical":[180],"solution":[181],"mitigate":[183],"increase":[187],"value":[189],"DD":[191],"plane":[192],"bins.":[193],"Finally,":[194],"numerical":[195],"results":[196],"showcase":[197],"significant":[199],"impact":[200],"transmission":[204],"signals":[205],"quantifying":[207],"signal-to-interference":[209],"(SIR)":[210],"ratio":[211],"bit":[213],"error":[214],"rate":[215],"(BER)":[216],"highlight":[218],"dominance":[220],"an":[222],"applicable":[223],"number":[224],"bins":[226],"alleviating":[228]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":20}],"updated_date":"2026-07-15T18:14:33.161393","created_date":"2025-10-10T00:00:00"}