{"id":"https://openalex.org/W4410228068","doi":"https://doi.org/10.1109/wcnc61545.2025.10978575","title":"OTFS-Based Spatial Modulation for Multi-Satellite Cooperative Communication Systems","display_name":"OTFS-Based Spatial Modulation for Multi-Satellite Cooperative Communication Systems","publication_year":2025,"publication_date":"2025-03-24","ids":{"openalex":"https://openalex.org/W4410228068","doi":"https://doi.org/10.1109/wcnc61545.2025.10978575"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc61545.2025.10978575","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc61545.2025.10978575","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Wireless Communications and Networking Conference (WCNC)","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/A5100323582","display_name":"Yingying Liu","orcid":"https://orcid.org/0000-0001-9199-1484"},"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":"Yingying Liu","raw_affiliation_strings":["Beijing University of Posts and Telecommunications,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications,Beijing,China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101702189","display_name":"Changhao Liu","orcid":"https://orcid.org/0009-0007-8907-4020"},"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":"Changhao Liu","raw_affiliation_strings":["Beijing University of Posts and Telecommunications,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications,Beijing,China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071392558","display_name":"Wenpeng Jing","orcid":"https://orcid.org/0000-0002-6553-0358"},"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":"Wenpeng Jing","raw_affiliation_strings":["Beijing University of Posts and Telecommunications,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications,Beijing,China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101520824","display_name":"Zhaoming Lu","orcid":"https://orcid.org/0000-0002-6041-0031"},"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":"Zhaoming Lu","raw_affiliation_strings":["Beijing University of Posts and Telecommunications,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications,Beijing,China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000851572","display_name":"Xiangming Wen","orcid":"https://orcid.org/0000-0003-2793-6696"},"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":"Xiangming Wen","raw_affiliation_strings":["Beijing University of Posts and Telecommunications,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications,Beijing,China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087391056","display_name":"Lei Cao","orcid":"https://orcid.org/0000-0003-2899-5436"},"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":"Lei Cao","raw_affiliation_strings":["Beijing University of Posts and Telecommunications,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"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":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9986000061035156,"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":0.9986000061035156,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9803000092506409,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9135000109672546,"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/computer-science","display_name":"Computer science","score":0.6269348859786987},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.6244357824325562},{"id":"https://openalex.org/keywords/communications-satellite","display_name":"Communications satellite","score":0.4995594024658203},{"id":"https://openalex.org/keywords/spatial-modulation","display_name":"Spatial modulation","score":0.45975232124328613},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.454571932554245},{"id":"https://openalex.org/keywords/frequency-modulation","display_name":"Frequency modulation","score":0.43154606223106384},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.37510159611701965},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.35768452286720276},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3347075283527374},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.2208346724510193},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.13944491744041443},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.13423636555671692},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11738613247871399},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.09858646988868713},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08650356531143188},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.08043903112411499},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.07638910412788391}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6269348859786987},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.6244357824325562},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.4995594024658203},{"id":"https://openalex.org/C3019745063","wikidata":"https://www.wikidata.org/wiki/Q107304836","display_name":"Spatial modulation","level":4,"score":0.45975232124328613},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.454571932554245},{"id":"https://openalex.org/C11930861","wikidata":"https://www.wikidata.org/wiki/Q181417","display_name":"Frequency modulation","level":3,"score":0.43154606223106384},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.37510159611701965},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.35768452286720276},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3347075283527374},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.2208346724510193},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.13944491744041443},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.13423636555671692},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11738613247871399},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.09858646988868713},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08650356531143188},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.08043903112411499},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.07638910412788391}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc61545.2025.10978575","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc61545.2025.10978575","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Wireless Communications and Networking Conference (WCNC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G186985754","display_name":null,"funder_award_id":"L222003,L242011","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"}],"funders":[{"id":"https://openalex.org/F4320322919","display_name":"Natural Science Foundation of Beijing Municipality","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2150260360","https://openalex.org/W2344065342","https://openalex.org/W2899406779","https://openalex.org/W3195526985","https://openalex.org/W3211759304","https://openalex.org/W4226242403","https://openalex.org/W4256217385","https://openalex.org/W4360770807","https://openalex.org/W4377079832","https://openalex.org/W4381331133","https://openalex.org/W4402509432","https://openalex.org/W4402509444"],"related_works":["https://openalex.org/W2028190576","https://openalex.org/W4206958678","https://openalex.org/W2373343648","https://openalex.org/W4387474130","https://openalex.org/W2004723848","https://openalex.org/W2086788376","https://openalex.org/W2093157008","https://openalex.org/W1518527075","https://openalex.org/W2162174235","https://openalex.org/W2054254129"],"abstract_inverted_index":{"Low":[0],"earth":[1],"orbit":[2],"(LEO)":[3],"satellite":[4,94],"constellations":[5],"are":[6],"the":[7,12,16,20,25,29,36,40,51,58,90,107,116,135,139,144,150,154],"key":[8],"enablers":[9],"to":[10,60,81,87],"achieve":[11],"ubiquitous":[13],"communication":[14],"in":[15,120,157],"6G":[17],"era,":[18],"but":[19],"performance":[21],"is":[22,104,123],"hindered":[23],"by":[24],"Doppler":[26,52],"effects":[27],"and":[28,64,141,153],"underutilization":[30],"of":[31,39,115,138,159],"spatial":[32,55,72],"diversity.":[33],"By":[34],"leveraging":[35],"quasi-static":[37],"properties":[38],"delay-Doppler":[41],"(DD)":[42],"domain,":[43],"orthogonal":[44],"time-frequency":[45],"space":[46],"(OTFS)":[47],"demonstrates":[48],"robustness":[49],"against":[50],"shifts.":[53],"Moreover,":[54],"modulation":[56,73],"offers":[57],"potential":[59],"improve":[61],"spectrum":[62],"efficiency":[63],"energy":[65],"efficiency.":[66],"This":[67],"paper":[68],"proposes":[69],"an":[70],"OTFS-based":[71],"(OTFS-SM)":[74],"paradigm":[75],"for":[76],"multi-satellite":[77,91,121],"cooperative":[78],"transmissions,":[79],"aiming":[80],"enhance":[82],"system":[83,119,156],"reliability.":[84],"In":[85],"order":[86],"further":[88],"exploit":[89],"diversity,":[92],"a":[93],"selection":[95],"(SS)":[96],"strategy":[97,146],"based":[98],"on":[99],"channel":[100],"capacity":[101],"maximization":[102],"criterion":[103],"proposed.":[105],"Additionally,":[106],"average":[108],"bit":[109],"error":[110,129],"rate":[111],"(ABER)":[112],"upper":[113],"bound":[114],"proposed":[117,145],"OTFS-SM":[118],"scenarios":[122],"derived":[124],"using":[125],"minimum":[126],"mean":[127],"square":[128],"(MMSE)":[130],"detection.":[131],"Numerical":[132],"results":[133],"verify":[134],"theoretical":[136],"analysis":[137],"ABER":[140,160],"demonstrate":[142],"that":[143],"significantly":[147],"outperforms":[148],"both":[149],"single-satellite":[151],"scenario":[152],"OFDM-SM":[155],"terms":[158],"performance.":[161]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
