{"id":"https://openalex.org/W4392173790","doi":"https://doi.org/10.1109/tcomm.2024.3370445","title":"Improving User Capacity of Satellite Internet of Things via Joint User Grouping and Multi-Beam Processing","display_name":"Improving User Capacity of Satellite Internet of Things via Joint User Grouping and Multi-Beam Processing","publication_year":2024,"publication_date":"2024-02-26","ids":{"openalex":"https://openalex.org/W4392173790","doi":"https://doi.org/10.1109/tcomm.2024.3370445"},"language":"en","primary_location":{"id":"doi:10.1109/tcomm.2024.3370445","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2024.3370445","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 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/A5049724407","display_name":"Xiaojin Ding","orcid":"https://orcid.org/0000-0003-0058-2170"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaojin Ding","raw_affiliation_strings":["School of Communications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-0058-2170","affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109686127","display_name":"Yumen Ren","orcid":null},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yumen Ren","raw_affiliation_strings":["School of Internet of Things, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Internet of Things, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101813820","display_name":"Xuxu Xie","orcid":"https://orcid.org/0000-0003-2358-1728"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuxu Xie","raw_affiliation_strings":["School of Communications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-2358-1728","affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090513264","display_name":"Yulong Zou","orcid":"https://orcid.org/0000-0002-8461-5306"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yulong Zou","raw_affiliation_strings":["School of Communications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-8461-5306","affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006740084","display_name":"Min Jia","orcid":"https://orcid.org/0000-0003-3551-8654"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min Jia","raw_affiliation_strings":["School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China"],"raw_orcid":"https://orcid.org/0000-0003-3551-8654","affiliations":[{"raw_affiliation_string":"School of Electronics and Information Engineering, Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101445073","display_name":"Gengxin Zhang","orcid":"https://orcid.org/0000-0001-7962-6695"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Gengxin Zhang","raw_affiliation_strings":["School of Communications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-7962-6695","affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":18.6335,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.98888451,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"72","issue":"7","first_page":"3957","last_page":"3969"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":1.0,"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":1.0,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9987999796867371,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9970999956130981,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.6259176135063171},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5978649258613586},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.56052166223526},{"id":"https://openalex.org/keywords/communications-satellite","display_name":"Communications satellite","score":0.5356009006500244},{"id":"https://openalex.org/keywords/beam","display_name":"Beam (structure)","score":0.48223528265953064},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.4796914756298065},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.4371694028377533},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2511805295944214},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.17222309112548828},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.12180545926094055}],"concepts":[{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.6259176135063171},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5978649258613586},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.56052166223526},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.5356009006500244},{"id":"https://openalex.org/C168834538","wikidata":"https://www.wikidata.org/wiki/Q3705329","display_name":"Beam (structure)","level":2,"score":0.48223528265953064},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.4796914756298065},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.4371694028377533},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2511805295944214},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.17222309112548828},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.12180545926094055},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcomm.2024.3370445","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2024.3370445","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G173900143","display_name":null,"funder_award_id":"62271268","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2046026471","display_name":null,"funder_award_id":"BE2022800","funder_id":"https://openalex.org/F4320327777","funder_display_name":"Jiangsu Provincial Key Research and Development Program"},{"id":"https://openalex.org/G2836128462","display_name":null,"funder_award_id":"2018M632347","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"},{"id":"https://openalex.org/G3214371316","display_name":null,"funder_award_id":"U21A20450","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4156692303","display_name":null,"funder_award_id":"62231012","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4906116743","display_name":null,"funder_award_id":"91738201","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5713416328","display_name":null,"funder_award_id":"62171234","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/F4320321543","display_name":"China Postdoctoral Science Foundation","ror":"https://ror.org/0426zh255"},{"id":"https://openalex.org/F4320327777","display_name":"Jiangsu Provincial Key Research and Development Program","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W1990771923","https://openalex.org/W2129470979","https://openalex.org/W2161473225","https://openalex.org/W2224433383","https://openalex.org/W2343080033","https://openalex.org/W2891898020","https://openalex.org/W2922014392","https://openalex.org/W2966903005","https://openalex.org/W2980895032","https://openalex.org/W3007804894","https://openalex.org/W3024927049","https://openalex.org/W3032755566","https://openalex.org/W3048494275","https://openalex.org/W3092197792","https://openalex.org/W3104650338","https://openalex.org/W3169385106","https://openalex.org/W3192297496","https://openalex.org/W3192456604","https://openalex.org/W3197245154","https://openalex.org/W3210050257","https://openalex.org/W3213072942","https://openalex.org/W3216670142","https://openalex.org/W4206111028","https://openalex.org/W4206653998","https://openalex.org/W4226242403","https://openalex.org/W4251906485","https://openalex.org/W4280628771","https://openalex.org/W4285189503","https://openalex.org/W4285274232","https://openalex.org/W4286565917","https://openalex.org/W4311414040","https://openalex.org/W4312685994","https://openalex.org/W4312899363","https://openalex.org/W4313546921","https://openalex.org/W4362005642","https://openalex.org/W4367280283","https://openalex.org/W4376466507","https://openalex.org/W4377712665","https://openalex.org/W4379930972","https://openalex.org/W4386590398"],"related_works":["https://openalex.org/W2065457896","https://openalex.org/W3173234801","https://openalex.org/W2167984027","https://openalex.org/W1996130883","https://openalex.org/W2748574964","https://openalex.org/W3021302227","https://openalex.org/W10630519","https://openalex.org/W2028190576","https://openalex.org/W4206958678","https://openalex.org/W2373343648"],"abstract_inverted_index":{"We":[0],"explore":[1],"a":[2,20,24,176,181],"satellite":[3,189],"internet":[4],"of":[5,40,175,195],"things":[6],"(SIoT)":[7],"system,":[8],"wherein":[9,125],"multiple":[10],"IoT":[11,43],"users":[12,44],"are":[13,130,148],"allowed":[14],"to":[15,79],"access":[16],"the":[17,28,35,41,47,80,84,95,99,112,115,126,138,151,160,164,167,188,196],"SIoT":[18],"in":[19,38,173],"grant-free":[21],"manner.":[22],"Such":[23],"manner":[25],"may":[26],"incur":[27],"severe":[29],"co-frequency":[30],"interference":[31],"(CFI),":[32],"and":[33,69,114,144,153,166,180,192],"decease":[34],"user":[36,59,63,66,70,73,100,139,178],"capacity":[37,179],"terms":[39,174],"number":[42],"successfully":[45],"accessing":[46],"SIoT.":[48],"To":[49],"this":[50],"end,":[51],"we":[52,82,97],"first":[53],"design":[54],"two":[55],"beam":[56],"preprocessing":[57],"oriented":[58],"grouping":[60,67,74],"methods,":[61],"called":[62],"distribution":[64],"based":[65,72,90,108],"(UDUG)":[68],"position":[71,106],"(UPUG),":[75],"respectively.":[76],"With":[77],"respect":[78],"UDUG,":[81],"propose":[83],"regional":[85],"statistical":[86,101],"channel":[87,102],"state":[88,103],"information":[89,104],"multi-beam":[91],"processing":[92],"(RsCSI-MBP).":[93],"For":[94],"UPUG,":[96],"conceive":[98],"with":[105],"error":[107],"MBP":[109],"(UsCSIPe-MBP).":[110],"Both":[111],"RsCSI-MBP":[113,152,165],"UsCSIPe-MBP":[116,154,161],"schemes":[117,172],"can":[118],"mitigate":[119],"inter-beam":[120],"CFI":[121],"relying":[122],"on":[123],"MBP,":[124],"optimized":[127],"beamforming":[128],"vectors":[129],"obtained":[131],"by":[132],"using":[133],"generalized":[134],"Rayleigh":[135],"quotient.":[136],"Furthermore,":[137],"capacity,":[140],"preamble":[141],"collision":[142],"probability":[143,147],"packet":[145,183],"loss":[146,184],"analyzed":[149],"for":[150],"schemes.":[155],"Numerical":[156],"results":[157],"demonstrate":[158],"that":[159],"scheme":[162],"outperforms":[163],"conventional":[168],"seven-color":[169],"frequency-reuse":[170],"multibeam":[171],"higher":[177],"lower":[182],"probability,":[185],"even":[186],"considering":[187],"mobility,":[190],"phase":[191],"amplitude":[193],"inconsistence":[194],"antenna":[197],"array":[198],"used.":[199]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}