{"id":"https://openalex.org/W4416323652","doi":"https://doi.org/10.1109/jiot.2025.3634336","title":"Joint Resource Scheduling and Energy-Efficient Beamformer Design for Multisatellite Networks Empowered by RIS","display_name":"Joint Resource Scheduling and Energy-Efficient Beamformer Design for Multisatellite Networks Empowered by RIS","publication_year":2025,"publication_date":"2025-11-18","ids":{"openalex":"https://openalex.org/W4416323652","doi":"https://doi.org/10.1109/jiot.2025.3634336"},"language":null,"primary_location":{"id":"doi:10.1109/jiot.2025.3634336","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3634336","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/A5066258140","display_name":"Ziwei Lv","orcid":"https://orcid.org/0009-0002-4842-5254"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ziwei Lv","raw_affiliation_strings":["State Key Laboratory of Integrated Services Networks, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0009-0002-4842-5254","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Services Networks, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012861792","display_name":"Gaojie Chen","orcid":"https://orcid.org/0000-0003-2978-0365"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Gaojie Chen","raw_affiliation_strings":["School of Flexible Electronics (SoFE), Sun Yat-sen University, Shenzhen, Guangdong, China","School of Flexible Electronics (SoFE), Sun Yat-sen University, Sun Yat-sen University, Shenzhen, Guangdong, China"],"raw_orcid":"https://orcid.org/0000-0003-2978-0365","affiliations":[{"raw_affiliation_string":"School of Flexible Electronics (SoFE), Sun Yat-sen University, Shenzhen, Guangdong, China","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"School of Flexible Electronics (SoFE), Sun Yat-sen University, Sun Yat-sen University, Shenzhen, Guangdong, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051251573","display_name":"Zheng Chu","orcid":"https://orcid.org/0000-0001-9715-3190"},"institutions":[{"id":"https://openalex.org/I13591777","display_name":"University of Nottingham Ningbo China","ror":"https://ror.org/03y4dt428","country_code":"CN","type":"education","lineage":["https://openalex.org/I13591777","https://openalex.org/I142263535"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zheng Chu","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, University of Nottingham Ningbo China, Ningbo, China"],"raw_orcid":"https://orcid.org/0000-0001-9715-3190","affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, University of Nottingham Ningbo China, Ningbo, China","institution_ids":["https://openalex.org/I13591777"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076986736","display_name":"Xingwang Li","orcid":"https://orcid.org/0000-0002-0907-6517"},"institutions":[{"id":"https://openalex.org/I4210166499","display_name":"Henan Polytechnic University","ror":"https://ror.org/05vr1c885","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210166499"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xingwang Li","raw_affiliation_strings":["School of Physics and Electronic Information Engineering, Henan Polytechnic University, Jiaozuo, China"],"raw_orcid":"https://orcid.org/0000-0002-0907-6517","affiliations":[{"raw_affiliation_string":"School of Physics and Electronic Information Engineering, Henan Polytechnic University, Jiaozuo, China","institution_ids":["https://openalex.org/I4210166499"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002566516","display_name":"Pei Xiao","orcid":"https://orcid.org/0000-0002-7886-5878"},"institutions":[{"id":"https://openalex.org/I28290843","display_name":"University of Surrey","ror":"https://ror.org/00ks66431","country_code":"GB","type":"education","lineage":["https://openalex.org/I28290843"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Pei Xiao","raw_affiliation_strings":["Institute for Communication Systems (ICS), 5GIC and 6GIC, University of Surrey, Guildford, Surrey, U.K","Institute for Communication Systems (ICS), 5GIC, and 6GIC, University of Surrey, Guildford, Surrey, U.K"],"raw_orcid":"https://orcid.org/0000-0002-7886-5878","affiliations":[{"raw_affiliation_string":"Institute for Communication Systems (ICS), 5GIC and 6GIC, University of Surrey, Guildford, Surrey, U.K","institution_ids":["https://openalex.org/I28290843"]},{"raw_affiliation_string":"Institute for Communication Systems (ICS), 5GIC, and 6GIC, University of Surrey, Guildford, Surrey, U.K","institution_ids":["https://openalex.org/I28290843"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034754948","display_name":"Fengkui Gong","orcid":"https://orcid.org/0000-0002-4211-0959"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fengkui Gong","raw_affiliation_strings":["State Key Laboratory of Integrated Services Networks, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-4211-0959","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Services Networks, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032549075","display_name":"Rahim Tafazolli","orcid":"https://orcid.org/0000-0002-6062-8639"},"institutions":[{"id":"https://openalex.org/I28290843","display_name":"University of Surrey","ror":"https://ror.org/00ks66431","country_code":"GB","type":"education","lineage":["https://openalex.org/I28290843"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Rahim Tafazolli","raw_affiliation_strings":["Institute for Communication Systems (ICS), 5GIC and 6GIC, University of Surrey, Guildford, Surrey, U.K","Institute for Communication Systems (ICS), 5GIC, and 6GIC, University of Surrey, Guildford, Surrey, U.K"],"raw_orcid":"https://orcid.org/0000-0002-6062-8639","affiliations":[{"raw_affiliation_string":"Institute for Communication Systems (ICS), 5GIC and 6GIC, University of Surrey, Guildford, Surrey, U.K","institution_ids":["https://openalex.org/I28290843"]},{"raw_affiliation_string":"Institute for Communication Systems (ICS), 5GIC, and 6GIC, University of Surrey, Guildford, Surrey, U.K","institution_ids":["https://openalex.org/I28290843"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4626,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.69872682,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"13","issue":"3","first_page":"4587","last_page":"4601"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.978600025177002,"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"}},"topics":[{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.978600025177002,"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/T12042","display_name":"Satellite Communication Systems","score":0.008700000122189522,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.002899999963119626,"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/beamforming","display_name":"Beamforming","score":0.6061999797821045},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.5514000058174133},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4627000093460083},{"id":"https://openalex.org/keywords/relaxation","display_name":"Relaxation (psychology)","score":0.3917999863624573},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.38019999861717224},{"id":"https://openalex.org/keywords/quadratic-programming","display_name":"Quadratic programming","score":0.3684000074863434},{"id":"https://openalex.org/keywords/subgradient-method","display_name":"Subgradient method","score":0.35910001397132874},{"id":"https://openalex.org/keywords/quadratic-equation","display_name":"Quadratic equation","score":0.3569999933242798},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.3492000102996826}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7785999774932861},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6554999947547913},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6061999797821045},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.5514000058174133},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4627000093460083},{"id":"https://openalex.org/C2776029896","wikidata":"https://www.wikidata.org/wiki/Q3935810","display_name":"Relaxation (psychology)","level":2,"score":0.3917999863624573},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.38019999861717224},{"id":"https://openalex.org/C81845259","wikidata":"https://www.wikidata.org/wiki/Q290117","display_name":"Quadratic programming","level":2,"score":0.3684000074863434},{"id":"https://openalex.org/C158968445","wikidata":"https://www.wikidata.org/wiki/Q7631150","display_name":"Subgradient method","level":2,"score":0.35910001397132874},{"id":"https://openalex.org/C129844170","wikidata":"https://www.wikidata.org/wiki/Q41299","display_name":"Quadratic equation","level":2,"score":0.3569999933242798},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.3492000102996826},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.33500000834465027},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.3206000030040741},{"id":"https://openalex.org/C169069869","wikidata":"https://www.wikidata.org/wiki/Q5477546","display_name":"Fractional programming","level":4,"score":0.31540000438690186},{"id":"https://openalex.org/C101901036","wikidata":"https://www.wikidata.org/wiki/Q2269096","display_name":"Semidefinite programming","level":2,"score":0.3086000084877014},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.3068000078201294},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.3043999969959259},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.29809999465942383},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.2946999967098236},{"id":"https://openalex.org/C55416958","wikidata":"https://www.wikidata.org/wiki/Q6206757","display_name":"Job shop scheduling","level":3,"score":0.28870001435279846},{"id":"https://openalex.org/C24590314","wikidata":"https://www.wikidata.org/wiki/Q336038","display_name":"Wireless sensor network","level":2,"score":0.28130000829696655},{"id":"https://openalex.org/C55660270","wikidata":"https://www.wikidata.org/wiki/Q5164377","display_name":"Constrained optimization","level":2,"score":0.27410000562667847},{"id":"https://openalex.org/C68781425","wikidata":"https://www.wikidata.org/wiki/Q2052203","display_name":"Multi-objective optimization","level":2,"score":0.2700999975204468},{"id":"https://openalex.org/C148764684","wikidata":"https://www.wikidata.org/wiki/Q621751","display_name":"Approximation algorithm","level":2,"score":0.2689000070095062},{"id":"https://openalex.org/C106516650","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm design","level":2,"score":0.2639999985694885}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2025.3634336","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3634336","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G152629557","display_name":null,"funder_award_id":"2024D15","funder_id":"https://openalex.org/F4320324856","funder_display_name":"Southeast University"},{"id":"https://openalex.org/G3008245688","display_name":null,"funder_award_id":"2024J233","funder_id":"https://openalex.org/F4320332587","funder_display_name":"Natural Science Foundation of Ningbo"},{"id":"https://openalex.org/G3092959803","display_name":null,"funder_award_id":"EP/X013162/1","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3634669831","display_name":null,"funder_award_id":"24hytd010","funder_id":"https://openalex.org/F4320321160","funder_display_name":"Sun Yat-sen University"},{"id":"https://openalex.org/G6330862013","display_name":null,"funder_award_id":"62571182","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/F4320321160","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71"},{"id":"https://openalex.org/F4320324856","display_name":"Southeast University","ror":"https://ror.org/04ct4d772"},{"id":"https://openalex.org/F4320332587","display_name":"Natural Science Foundation of Ningbo","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W1967956032","https://openalex.org/W1996215314","https://openalex.org/W2082276212","https://openalex.org/W2093631020","https://openalex.org/W2100573451","https://openalex.org/W2221524898","https://openalex.org/W2508393166","https://openalex.org/W2528584088","https://openalex.org/W2765932345","https://openalex.org/W2788350651","https://openalex.org/W2969424089","https://openalex.org/W3119981021","https://openalex.org/W3156456874","https://openalex.org/W3161012333","https://openalex.org/W3172818029","https://openalex.org/W3207120344","https://openalex.org/W4205940831","https://openalex.org/W4210250788","https://openalex.org/W4214923099","https://openalex.org/W4221152030","https://openalex.org/W4250589301","https://openalex.org/W4285189503","https://openalex.org/W4296704797","https://openalex.org/W4312534790","https://openalex.org/W4313047643","https://openalex.org/W4319068628","https://openalex.org/W4380303830","https://openalex.org/W4386472844","https://openalex.org/W4389076532","https://openalex.org/W4391454546","https://openalex.org/W4391935850","https://openalex.org/W4392172805","https://openalex.org/W4392173729","https://openalex.org/W4394564383","https://openalex.org/W4395447243","https://openalex.org/W4401879495","https://openalex.org/W4402978519","https://openalex.org/W4409985705","https://openalex.org/W4410771553","https://openalex.org/W4414988670"],"related_works":[],"abstract_inverted_index":{"In":[0,31,179],"this":[1,32,103],"paper,":[2],"we":[3,109,153,203],"propose":[4,110,204],"a":[5],"framework":[6],"for":[7,86,213],"energy-efficient":[8],"(EE)":[9],"design":[10,189],"in":[11,266],"reconfigurable":[12],"intelligent":[13],"surface":[14],"(RIS)-assisted":[15],"multi-satellite":[16,35,268],"Internet":[17],"of":[18,60,72,79,98,176,193,241,262],"Things":[19],"(IoT)":[20],"networks,":[21],"taking":[22],"into":[23],"account":[24],"the":[25,34,44,58,61,67,73,76,82,89,94,99,115,120,132,140,156,170,174,177,181,190,197,205,221,236,242,251,260,267],"imperfect":[26],"channel":[27],"state":[28],"information":[29],"(CSI).":[30],"framework,":[33],"network":[36,63],"is":[37,46,55,129,186,247],"used":[38],"to":[39,48,56,168,188,234,256],"enhance":[40],"communication":[41],"capabilities,":[42],"while":[43],"RIS":[45,80,265],"deployed":[47],"further":[49],"improve":[50,200],"EE":[51,59],"performance.":[52],"Our":[53],"objective":[54],"maximize":[57],"proposed":[62,243,252],"by":[64,219],"jointly":[65],"optimizing":[66],"active":[68,171,214],"beamforming":[69,172,215],"and":[70,75,93,105,119,148,164,173,199,208,216,227,238],"scheduling":[71,175],"satellites":[74],"phase":[77,95,191,217],"shifts":[78,192,218],"under":[81],"transmit":[83],"power":[84],"constraint":[85],"each":[87],"satellite,":[88],"elevation":[90],"angle":[91],"constraints,":[92],"shift":[96],"constraints":[97],"RIS.":[100,194],"To":[101,195],"handle":[102],"non-convex":[104,142],"NP-hard":[106],"optimization":[107,134,143,150],"problem,":[108],"two":[111],"efficient":[112],"algorithms,":[113],"i.e.,":[114],"Dinkelbach-BigM-Successive-Penalty":[116],"(DBSP)":[117],"algorithm":[118,128,207],"Lagrangian":[121,222],"Dual":[122],"Majorization":[123],"(LDM)":[124],"algorithm.":[125],"The":[126],"DBSP":[127],"based":[130],"on":[131],"alternating":[133],"approach,":[135],"which":[136],"can":[137],"effectively":[138],"solve":[139],"formulated":[141],"problem":[144],"with":[145],"multiple":[146],"dual":[147,223],"complex":[149],"variables.":[151],"Specifically,":[152],"first":[154],"employ":[155],"Dinkelbach":[157],"method,":[158],"successive":[159],"convex":[160],"approximation,":[161],"big-M":[162],"formulation,":[163],"semidefinite":[165],"relaxation":[166],"method":[167],"optimize":[169],"satellites.":[178],"addition,":[180],"penalty":[182],"convex-concave":[183],"procedure":[184],"approach":[185],"utilized":[187],"reduce":[196],"complexity":[198],"computational":[201],"efficiency,":[202],"LDM":[206],"derive":[209],"an":[210,264],"analytical":[211],"solution":[212],"exploiting":[220],"transform,":[224,226],"quadratic":[225],"majorization-minimization":[228],"algorithms.":[229,244],"Numerical":[230],"simulations":[231],"are":[232,254],"conducted":[233],"demonstrate":[235],"efficiency":[237],"convergence":[239],"behavior":[240],"Moreover,":[245],"it":[246],"also":[248],"demonstrated":[249],"that":[250],"algorithms":[253],"superior":[255],"other":[257],"benchmarks,":[258],"corroborating":[259],"benefits":[261],"deploying":[263],"network.":[269]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-01-26T23:06:41.788003","created_date":"2025-11-18T00:00:00"}
