{"id":"https://openalex.org/W4312982818","doi":"https://doi.org/10.1109/meditcom55741.2022.9928761","title":"Joint Beam Placement and Load Balancing Optimization for Non-Geostationary Satellite Systems","display_name":"Joint Beam Placement and Load Balancing Optimization for Non-Geostationary Satellite Systems","publication_year":2022,"publication_date":"2022-09-05","ids":{"openalex":"https://openalex.org/W4312982818","doi":"https://doi.org/10.1109/meditcom55741.2022.9928761"},"language":"en","primary_location":{"id":"doi:10.1109/meditcom55741.2022.9928761","is_oa":false,"landing_page_url":"https://doi.org/10.1109/meditcom55741.2022.9928761","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE International Mediterranean Conference on Communications and Networking (MeditCom)","raw_type":"proceedings-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/A5034132326","display_name":"Van-Phuc Bui","orcid":"https://orcid.org/0000-0002-0120-3892"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":true,"raw_author_name":"Van-Phuc Bui","raw_affiliation_strings":["Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg,Luxembourg","Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg"],"affiliations":[{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg,Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018288108","display_name":"Trinh Van Chien","orcid":"https://orcid.org/0000-0002-5675-8414"},"institutions":[{"id":"https://openalex.org/I94518387","display_name":"Hanoi University of Science and Technology","ror":"https://ror.org/04nyv3z04","country_code":"VN","type":"education","lineage":["https://openalex.org/I94518387"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Trinh Van Chien","raw_affiliation_strings":["School of Information and Communication Technology, Hanoi University of Science and Technology,Vietnam","School of Information and Communication Technology, Hanoi University of Science and Technology, Vietnam"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Technology, Hanoi University of Science and Technology,Vietnam","institution_ids":["https://openalex.org/I94518387"]},{"raw_affiliation_string":"School of Information and Communication Technology, Hanoi University of Science and Technology, Vietnam","institution_ids":["https://openalex.org/I94518387"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026746581","display_name":"Eva Lagunas","orcid":"https://orcid.org/0000-0002-9936-7245"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Eva Lagunas","raw_affiliation_strings":["Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg,Luxembourg","Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg"],"affiliations":[{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg,Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030746971","display_name":"Jo\u00ebl Grotz","orcid":"https://orcid.org/0000-0002-4095-4015"},"institutions":[{"id":"https://openalex.org/I909555","display_name":"SES (Luxembourg)","ror":"https://ror.org/00526y629","country_code":"LU","type":"company","lineage":["https://openalex.org/I909555"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Joel Grotz","raw_affiliation_strings":["SES Engineering,Luxembourg,Luxembourg","SES Engineering, Luxembourg, Luxembourg"],"affiliations":[{"raw_affiliation_string":"SES Engineering,Luxembourg,Luxembourg","institution_ids":["https://openalex.org/I909555"]},{"raw_affiliation_string":"SES Engineering, Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I909555"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016154330","display_name":"Symeon Chatzinotas","orcid":"https://orcid.org/0000-0001-5122-0001"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Symeon Chatzinotas","raw_affiliation_strings":["Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg,Luxembourg","Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg"],"affiliations":[{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg,Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080037825","display_name":"Bj\u00f6rn Ottersten","orcid":"https://orcid.org/0000-0003-2298-6774"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Bjorn Ottersten","raw_affiliation_strings":["Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg,Luxembourg","Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg"],"affiliations":[{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg,Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5034132326"],"corresponding_institution_ids":["https://openalex.org/I186903577"],"apc_list":null,"apc_paid":null,"fwci":4.0025,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.93036481,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"316","last_page":"321"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9837999939918518,"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/T13553","display_name":"Age of Information Optimization","score":0.9797999858856201,"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/geostationary-orbit","display_name":"Geostationary orbit","score":0.8317618370056152},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7234510183334351},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.5701249837875366},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.5454715490341187},{"id":"https://openalex.org/keywords/communications-satellite","display_name":"Communications satellite","score":0.5376710891723633},{"id":"https://openalex.org/keywords/broadband","display_name":"Broadband","score":0.5190628170967102},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.5061306357383728},{"id":"https://openalex.org/keywords/beam","display_name":"Beam (structure)","score":0.49206751585006714},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.42386671900749207},{"id":"https://openalex.org/keywords/load-balancing","display_name":"Load balancing (electrical power)","score":0.41383105516433716},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3916090726852417},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3310880661010742},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2597462236881256},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21147167682647705},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1411963701248169},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10454654693603516},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.09693744778633118}],"concepts":[{"id":"https://openalex.org/C16405173","wikidata":"https://www.wikidata.org/wiki/Q192316","display_name":"Geostationary orbit","level":3,"score":0.8317618370056152},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7234510183334351},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.5701249837875366},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.5454715490341187},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.5376710891723633},{"id":"https://openalex.org/C509933004","wikidata":"https://www.wikidata.org/wiki/Q194163","display_name":"Broadband","level":2,"score":0.5190628170967102},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.5061306357383728},{"id":"https://openalex.org/C168834538","wikidata":"https://www.wikidata.org/wiki/Q3705329","display_name":"Beam (structure)","level":2,"score":0.49206751585006714},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.42386671900749207},{"id":"https://openalex.org/C138959212","wikidata":"https://www.wikidata.org/wiki/Q1806783","display_name":"Load balancing (electrical power)","level":3,"score":0.41383105516433716},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3916090726852417},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3310880661010742},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2597462236881256},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21147167682647705},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1411963701248169},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10454654693603516},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.09693744778633118},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"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/meditcom55741.2022.9928761","is_oa":false,"landing_page_url":"https://doi.org/10.1109/meditcom55741.2022.9928761","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE International Mediterranean Conference on Communications and Networking (MeditCom)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2023364053","https://openalex.org/W137969429","https://openalex.org/W2372577889","https://openalex.org/W2348416959","https://openalex.org/W1577900704","https://openalex.org/W2021594568","https://openalex.org/W1726924277","https://openalex.org/W2492344019","https://openalex.org/W4293253992","https://openalex.org/W2149298787"],"abstract_inverted_index":{"Non-geostationary":[0],"(Non-GSO)":[1],"satellite":[2,69],"constellations":[3],"have":[4],"emerged":[5],"as":[6],"a":[7,47,57,77,85,100,119],"promising":[8],"solution":[9,101],"to":[10,26,65,89,122],"enable":[11],"ubiquitous":[12],"high-speed":[13],"low-latency":[14],"broadband":[15],"services":[16],"by":[17],"generating":[18,46],"multiple":[19],"spot-beams":[20],"placed":[21],"on":[22],"the":[23,27,37,43,68,73,91,95,109,115,126,130,136,139],"ground":[24],"according":[25],"user":[28],"locations.":[29],"However,":[30],"there":[31],"is":[32],"an":[33],"inherent":[34],"trade-off":[35],"between":[36],"number":[38,49,79,110],"of":[39,45,50,80,94,111,129,138],"active":[40,81,112,131],"beams":[41],"and":[42,55,61,71,146],"complexity":[44],"large":[48],"beams.":[51,82,132],"This":[52],"paper":[53],"formulates":[54],"solves":[56],"joint":[58],"beam":[59,70,150],"placement":[60],"load":[62,120],"balancing":[63,121],"problem":[64,98],"carefully":[66],"optimize":[67],"enhance":[72],"link":[74],"budgets":[75],"with":[76],"minimal":[78],"We":[83],"propose":[84],"two-stage":[86],"algorithm":[87],"design":[88],"overcome":[90],"combinatorial":[92],"structure":[93],"considered":[96],"optimization":[97],"providing":[99],"in":[102,125,143],"polynomial":[103],"time.":[104],"The":[105],"first":[106],"stage":[107,117],"minimizes":[108],"beams,":[113],"while":[114],"second":[116],"performs":[118],"distribute":[123],"users":[124,148],"coverage":[127],"area":[128],"Numerical":[133],"results":[134],"confirm":[135],"benefits":[137],"proposed":[140],"methodology":[141],"both":[142],"carrier-to-noise":[144],"ratio":[145],"multiplexed":[147],"per":[149],"over":[151],"other":[152],"benchmarks.":[153]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":6}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
