{"id":"https://openalex.org/W7160865561","doi":"https://doi.org/10.1109/tcomm.2026.3692107","title":"Demand- and Topology-Aware Resource Allocation in Non-Terrestrial Networks (NTNs) With Multi-Satellite Beam Hopping","display_name":"Demand- and Topology-Aware Resource Allocation in Non-Terrestrial Networks (NTNs) With Multi-Satellite Beam Hopping","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7160865561","doi":"https://doi.org/10.1109/tcomm.2026.3692107"},"language":"en","primary_location":{"id":"doi:10.1109/tcomm.2026.3692107","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2026.3692107","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":true,"oa_status":"green","oa_url":"https://vbn.aau.dk/ws/files/833505218/Open_Access_Article.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5133659105","display_name":"Samuel Mart\u00ednez Zamacola","orcid":"https://orcid.org/0009-0005-0358-8641"},"institutions":[{"id":"https://openalex.org/I6585545","display_name":"European Telecommunications Standards Institute","ror":"https://ror.org/00pwny267","country_code":"FR","type":"nonprofit","lineage":["https://openalex.org/I6585545"]},{"id":"https://openalex.org/I88060688","display_name":"Universidad Polit\u00e9cnica de Madrid","ror":"https://ror.org/03n6nwv02","country_code":"ES","type":"education","lineage":["https://openalex.org/I88060688"]}],"countries":["ES","FR"],"is_corresponding":false,"raw_author_name":"Samuel Mart\u00ednez Zamacola","raw_affiliation_strings":["Department of Signals, Systems and Radiocommunications and the Information Processing and Telecommunications Center (IPTC), Universidad Polit&#x00E9;cnica de Madrid, Madrid, Spain"],"raw_orcid":"https://orcid.org/0009-0005-0358-8641","affiliations":[{"raw_affiliation_string":"Department of Signals, Systems and Radiocommunications and the Information Processing and Telecommunications Center (IPTC), Universidad Polit&#x00E9;cnica de Madrid, Madrid, Spain","institution_ids":["https://openalex.org/I6585545","https://openalex.org/I88060688"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062780784","display_name":"Israel Leyva-Mayorga","orcid":null},"institutions":[{"id":"https://openalex.org/I891191580","display_name":"Aalborg University","ror":"https://ror.org/04m5j1k67","country_code":"DK","type":"education","lineage":["https://openalex.org/I891191580"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Israel Leyva-Mayorga","raw_affiliation_strings":["Department of Electronic Systems, Aalborg University, Aalborg, Denmark"],"raw_orcid":"https://orcid.org/0000-0002-7116-397X","affiliations":[{"raw_affiliation_string":"Department of Electronic Systems, Aalborg University, Aalborg, Denmark","institution_ids":["https://openalex.org/I891191580"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026885563","display_name":"Ram\u00f3n Mart\u00ednez Rodr\u00edguez\u2010Osorio","orcid":"https://orcid.org/0000-0003-1409-7715"},"institutions":[{"id":"https://openalex.org/I6585545","display_name":"European Telecommunications Standards Institute","ror":"https://ror.org/00pwny267","country_code":"FR","type":"nonprofit","lineage":["https://openalex.org/I6585545"]},{"id":"https://openalex.org/I88060688","display_name":"Universidad Polit\u00e9cnica de Madrid","ror":"https://ror.org/03n6nwv02","country_code":"ES","type":"education","lineage":["https://openalex.org/I88060688"]}],"countries":["ES","FR"],"is_corresponding":false,"raw_author_name":"Ram\u00f3n Mart\u00ednez Rodr\u00edguez-Osorio","raw_affiliation_strings":["Department of Signals, Systems and Radiocommunications and the Information Processing and Telecommunications Center (IPTC), Universidad Polit&#x00E9;cnica de Madrid, Madrid, Spain"],"raw_orcid":"https://orcid.org/0000-0003-1409-7715","affiliations":[{"raw_affiliation_string":"Department of Signals, Systems and Radiocommunications and the Information Processing and Telecommunications Center (IPTC), Universidad Polit&#x00E9;cnica de Madrid, Madrid, Spain","institution_ids":["https://openalex.org/I6585545","https://openalex.org/I88060688"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5135869183","display_name":"Petar Popovski","orcid":"https://orcid.org/0000-0001-6195-4797"},"institutions":[{"id":"https://openalex.org/I891191580","display_name":"Aalborg University","ror":"https://ror.org/04m5j1k67","country_code":"DK","type":"education","lineage":["https://openalex.org/I891191580"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Petar Popovski","raw_affiliation_strings":["Department of Electronic Systems, Aalborg University, Aalborg, Denmark"],"raw_orcid":"https://orcid.org/0000-0001-6195-4797","affiliations":[{"raw_affiliation_string":"Department of Electronic Systems, Aalborg University, Aalborg, Denmark","institution_ids":["https://openalex.org/I891191580"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.78938197,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"74","issue":null,"first_page":"8994","last_page":"9009"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.448199987411499,"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":0.448199987411499,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.24529999494552612,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.06669999659061432,"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/resource-allocation","display_name":"Resource allocation","score":0.49079999327659607},{"id":"https://openalex.org/keywords/resource-management","display_name":"Resource management (computing)","score":0.4271000027656555},{"id":"https://openalex.org/keywords/cellular-radio","display_name":"Cellular radio","score":0.3912000060081482},{"id":"https://openalex.org/keywords/beam","display_name":"Beam (structure)","score":0.3813000023365021},{"id":"https://openalex.org/keywords/frequency-allocation","display_name":"Frequency allocation","score":0.33489999175071716},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.31790000200271606},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.310699999332428},{"id":"https://openalex.org/keywords/resource","display_name":"Resource (disambiguation)","score":0.2957000136375427}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5828999876976013},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5044000148773193},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.49079999327659607},{"id":"https://openalex.org/C2780609101","wikidata":"https://www.wikidata.org/wiki/Q17156588","display_name":"Resource management (computing)","level":2,"score":0.4271000027656555},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4097000062465668},{"id":"https://openalex.org/C2986910011","wikidata":"https://www.wikidata.org/wiki/Q17517","display_name":"Cellular radio","level":3,"score":0.3912000060081482},{"id":"https://openalex.org/C168834538","wikidata":"https://www.wikidata.org/wiki/Q3705329","display_name":"Beam (structure)","level":2,"score":0.3813000023365021},{"id":"https://openalex.org/C134579502","wikidata":"https://www.wikidata.org/wiki/Q1455619","display_name":"Frequency allocation","level":2,"score":0.33489999175071716},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.31790000200271606},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.310699999332428},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.29739999771118164},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.2957000136375427},{"id":"https://openalex.org/C114237682","wikidata":"https://www.wikidata.org/wiki/Q5072483","display_name":"Channel allocation schemes","level":3,"score":0.2752000093460083},{"id":"https://openalex.org/C89061704","wikidata":"https://www.wikidata.org/wiki/Q5555726","display_name":"Frequency-division multiplexing","level":4,"score":0.27390000224113464},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.273499995470047},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.2702000141143799},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.2687999904155731},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2676999866962433},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.2676999866962433},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.266400009393692},{"id":"https://openalex.org/C105344744","wikidata":"https://www.wikidata.org/wiki/Q958957","display_name":"Spread spectrum","level":3,"score":0.25929999351501465},{"id":"https://openalex.org/C122962297","wikidata":"https://www.wikidata.org/wiki/Q1136013","display_name":"Frequency-hopping spread spectrum","level":2,"score":0.25929999351501465},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.25189998745918274}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tcomm.2026.3692107","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2026.3692107","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"},{"id":"pmh:oai:pure.atira.dk:openaire/cfff3f7b-d027-4683-ba47-84526e4dbd09","is_oa":true,"landing_page_url":"https://vbn.aau.dk/da/publications/cfff3f7b-d027-4683-ba47-84526e4dbd09","pdf_url":"https://vbn.aau.dk/ws/files/833505218/Open_Access_Article.pdf","source":{"id":"https://openalex.org/S4306401731","display_name":"VBN Forskningsportal (Aalborg Universitet)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I891191580","host_organization_name":"Aalborg University","host_organization_lineage":["https://openalex.org/I891191580"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Zamacola, S M, Leyva-Mayorga, I, Rodr\u00edguez-Osorio, R M & Popovski, P 2026, 'Demand- and Topology-Aware Resource Allocation in Non-Terrestrial Networks (NTNs) with Multi-Satellite Beam Hopping', IEEE Transactions on Communications, vol. 74, pp. 8994-9009. https://doi.org/10.1109/TCOMM.2026.3692107","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:pure.atira.dk:openaire/cfff3f7b-d027-4683-ba47-84526e4dbd09","is_oa":true,"landing_page_url":"https://vbn.aau.dk/da/publications/cfff3f7b-d027-4683-ba47-84526e4dbd09","pdf_url":"https://vbn.aau.dk/ws/files/833505218/Open_Access_Article.pdf","source":{"id":"https://openalex.org/S4306401731","display_name":"VBN Forskningsportal (Aalborg Universitet)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I891191580","host_organization_name":"Aalborg University","host_organization_lineage":["https://openalex.org/I891191580"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Zamacola, S M, Leyva-Mayorga, I, Rodr\u00edguez-Osorio, R M & Popovski, P 2026, 'Demand- and Topology-Aware Resource Allocation in Non-Terrestrial Networks (NTNs) with Multi-Satellite Beam Hopping', IEEE Transactions on Communications, vol. 74, pp. 8994-9009. https://doi.org/10.1109/TCOMM.2026.3692107","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1705568455","display_name":null,"funder_award_id":"PID2024-157242OB-C41","funder_id":"https://openalex.org/F4320315062","funder_display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades"},{"id":"https://openalex.org/G464105488","display_name":null,"funder_award_id":"PID2023","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G4707124633","display_name":null,"funder_award_id":"PID2023-151385OA-I00","funder_id":"https://openalex.org/F4320315062","funder_display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades"},{"id":"https://openalex.org/G6731524417","display_name":null,"funder_award_id":"PID2020","funder_id":"https://openalex.org/F4320315062","funder_display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades"},{"id":"https://openalex.org/G6810777833","display_name":null,"funder_award_id":"PRE-2023-1-0290","funder_id":"https://openalex.org/F4320316131","funder_display_name":"Hezkuntza, Hizkuntza Politika Eta Kultura Saila, Eusko Jaurlaritza"},{"id":"https://openalex.org/G6992821684","display_name":null,"funder_award_id":"PID2020-112545RB-C51","funder_id":"https://openalex.org/F4320315062","funder_display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades"},{"id":"https://openalex.org/G717256432","display_name":null,"funder_award_id":"PID2024","funder_id":"https://openalex.org/F4320315062","funder_display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades"},{"id":"https://openalex.org/G7739759616","display_name":null,"funder_award_id":"PID2020-112545RB-C51","funder_id":"https://openalex.org/F4320335322","funder_display_name":"European Regional Development Fund"}],"funders":[{"id":"https://openalex.org/F4320315062","display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades","ror":null},{"id":"https://openalex.org/F4320316131","display_name":"Hezkuntza, Hizkuntza Politika Eta Kultura Saila, Eusko Jaurlaritza","ror":null},{"id":"https://openalex.org/F4320321705","display_name":"Eusko Jaurlaritza","ror":"https://ror.org/00pz2fp31"},{"id":"https://openalex.org/F4320322138","display_name":"Universidad Polit\u00e9cnica de Madrid","ror":"https://ror.org/03n6nwv02"},{"id":"https://openalex.org/F4320335322","display_name":"European Regional Development Fund","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320335598","display_name":"Agencia Estatal de Investigaci\u00f3n","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7160865561.pdf","grobid_xml":"https://content.openalex.org/works/W7160865561.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Non-geostationary":[0],"orbit":[1],"(NGSO)":[2],"constellations,":[3],"represented":[4],"by":[5,72],"Low":[6],"and":[7,12,23,45,63,101,111,126],"Medium":[8],"Earth":[9],"Orbit":[10],"(LEO":[11],"MEO)":[13],"satellites,":[14],"require":[15],"resource-Allocation":[16],"frameworks":[17],"that":[18,88],"jointly":[19],"address":[20],"payload":[21,142],"flexibility":[22],"communication":[24],"performance.":[25],"This":[26],"work":[27],"presents":[28],"a":[29,77,130,151],"hierarchical":[30],"three-stage":[31],"framework":[32,51,149],"for":[33,129,154],"resource":[34],"allocation:":[35],"demand-driven":[36],"satellite":[37,160],"cell":[38,82,99],"coloring":[39],"(SCC),":[40],"topology-Aware":[41],"satellite-cell":[42],"association":[43],"(S2C),":[44],"multi-satellite":[46],"beam":[47],"hopping":[48],"(BH).":[49],"Our":[50],"halves":[52],"the":[53,65,94,121],"downlink":[54,123],"power":[55,115,125],"required":[56,122],"to":[57,76],"reach":[58],"10%":[59],"unserved":[60],"capacity":[61],"(UC)":[62],"reduces":[64],"peak":[66],"load":[67,128],"on":[68],"inter-satellite":[69],"links":[70],"(ISLs)":[71],"approximately":[73,106],"40%":[74],"compared":[75],"baseline":[78],"strategy,":[79],"while":[80],"controlling":[81],"handovers.":[83],"The":[84,147],"results":[85],"further":[86],"show":[87],"architectural":[89],"parameters":[90],"dominate":[91],"performance:":[92],"increasing":[93],"number":[95],"of":[96,157],"beams,":[97],"refining":[98],"granularity,":[100],"scaling":[102],"constellation":[103,144],"density":[104],"enable":[105],"\u00d7":[107,109,112],",":[108,110],"reductions":[113,119],"in":[114,120],"consumption,":[116],"respectively.":[117],"These":[118],"(DL)":[124],"ISL":[127],"given":[131],"performance":[132],"target":[133],"can":[134],"be":[135],"directly":[136],"translated":[137],"into":[138],"system-level":[139],"gains":[140],"at":[141],"or":[143],"size":[145],"level.":[146],"proposed":[148],"provides":[150],"scalable":[152],"foundation":[153],"end-To-end":[155],"optimization":[156],"next-generation":[158],"NGSO":[159],"networks.":[161]},"counts_by_year":[],"updated_date":"2026-05-29T06:17:43.578629","created_date":"2026-05-12T00:00:00"}
