{"id":"https://openalex.org/W4414539192","doi":"https://doi.org/10.1109/icc52391.2025.11161231","title":"Joint Beam Hopping and Caching Optimization in Integrated Terrestrial-Satellite Backhaul Networks","display_name":"Joint Beam Hopping and Caching Optimization in Integrated Terrestrial-Satellite Backhaul Networks","publication_year":2025,"publication_date":"2025-06-08","ids":{"openalex":"https://openalex.org/W4414539192","doi":"https://doi.org/10.1109/icc52391.2025.11161231"},"language":"en","primary_location":{"id":"doi:10.1109/icc52391.2025.11161231","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc52391.2025.11161231","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2025 - IEEE International Conference on Communications","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/A5057453185","display_name":"Khai Doan","orcid":null},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Khai Doan","raw_affiliation_strings":["School of Electrical Engineering, Korea University,Seoul,South Korea"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University,Seoul,South Korea","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057089444","display_name":"Sangmin Han","orcid":null},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sangmin Han","raw_affiliation_strings":["School of Electrical Engineering, Korea University,Seoul,South Korea"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University,Seoul,South Korea","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009725517","display_name":"Wonjae Shin","orcid":"https://orcid.org/0000-0001-6513-1237"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Wonjae Shin","raw_affiliation_strings":["School of Electrical Engineering, Korea University,Seoul,South Korea"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University,Seoul,South Korea","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017839977","display_name":"Ioannis Lambadaris","orcid":"https://orcid.org/0000-0003-4686-9433"},"institutions":[{"id":"https://openalex.org/I67031392","display_name":"Carleton University","ror":"https://ror.org/02qtvee93","country_code":"CA","type":"education","lineage":["https://openalex.org/I67031392"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Ioannis Lambadaris","raw_affiliation_strings":["Carleton University,Systems and Computer Engineering,Ottawa,ON,Canada"],"affiliations":[{"raw_affiliation_string":"Carleton University,Systems and Computer Engineering,Ottawa,ON,Canada","institution_ids":["https://openalex.org/I67031392"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035446029","display_name":"Halim Yan\u0131k\u00f6mero\u011flu","orcid":"https://orcid.org/0000-0003-4776-9354"},"institutions":[{"id":"https://openalex.org/I67031392","display_name":"Carleton University","ror":"https://ror.org/02qtvee93","country_code":"CA","type":"education","lineage":["https://openalex.org/I67031392"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Halim Yanikomeroglu","raw_affiliation_strings":["Carleton University,Non-Terrestrial Networks (NTN) Lab, Systems and Computer Engineering,Ottawa,ON,Canada"],"affiliations":[{"raw_affiliation_string":"Carleton University,Non-Terrestrial Networks (NTN) Lab, Systems and Computer Engineering,Ottawa,ON,Canada","institution_ids":["https://openalex.org/I67031392"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5057453185"],"corresponding_institution_ids":["https://openalex.org/I197347611"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.31989227,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2568","last_page":"2573"},"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/T13905","display_name":"Telecommunications and Broadcasting Technologies","score":0.9904999732971191,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9767000079154968,"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/backhaul","display_name":"Backhaul (telecommunications)","score":0.9218999743461609},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.5249000191688538},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4323999881744385},{"id":"https://openalex.org/keywords/small-cell","display_name":"Small cell","score":0.3919000029563904},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.36410000920295715},{"id":"https://openalex.org/keywords/edge-device","display_name":"Edge device","score":0.35420000553131104},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.3431999981403351},{"id":"https://openalex.org/keywords/frequency-reuse","display_name":"Frequency reuse","score":0.34040001034736633},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.33059999346733093}],"concepts":[{"id":"https://openalex.org/C103760667","wikidata":"https://www.wikidata.org/wiki/Q798444","display_name":"Backhaul (telecommunications)","level":3,"score":0.9218999743461609},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8009999990463257},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5515000224113464},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.5249000191688538},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.48649999499320984},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4323999881744385},{"id":"https://openalex.org/C179655311","wikidata":"https://www.wikidata.org/wiki/Q7543020","display_name":"Small cell","level":3,"score":0.3919000029563904},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.36410000920295715},{"id":"https://openalex.org/C138236772","wikidata":"https://www.wikidata.org/wiki/Q25098575","display_name":"Edge device","level":3,"score":0.35420000553131104},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.3431999981403351},{"id":"https://openalex.org/C2985367402","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Frequency reuse","level":3,"score":0.34040001034736633},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.33059999346733093},{"id":"https://openalex.org/C206588197","wikidata":"https://www.wikidata.org/wiki/Q846574","display_name":"Reuse","level":2,"score":0.32829999923706055},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.32019999623298645},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.3174000084400177},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.3037000000476837},{"id":"https://openalex.org/C130120984","wikidata":"https://www.wikidata.org/wiki/Q2835898","display_name":"Distributed algorithm","level":2,"score":0.3027999997138977},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.2824000120162964},{"id":"https://openalex.org/C164752517","wikidata":"https://www.wikidata.org/wiki/Q5570875","display_name":"Global optimization","level":2,"score":0.2768999934196472},{"id":"https://openalex.org/C2986847828","wikidata":"https://www.wikidata.org/wiki/Q269415","display_name":"Content delivery","level":2,"score":0.27000001072883606},{"id":"https://openalex.org/C2780609101","wikidata":"https://www.wikidata.org/wiki/Q17156588","display_name":"Resource management (computing)","level":2,"score":0.26989999413490295},{"id":"https://openalex.org/C203274722","wikidata":"https://www.wikidata.org/wiki/Q7001161","display_name":"Network performance","level":2,"score":0.2694999873638153},{"id":"https://openalex.org/C195563490","wikidata":"https://www.wikidata.org/wiki/Q180368","display_name":"Network congestion","level":3,"score":0.26600000262260437},{"id":"https://openalex.org/C2778456923","wikidata":"https://www.wikidata.org/wiki/Q5337692","display_name":"Edge computing","level":3,"score":0.25540000200271606},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.25369998812675476},{"id":"https://openalex.org/C193415008","wikidata":"https://www.wikidata.org/wiki/Q639681","display_name":"Network architecture","level":2,"score":0.25369998812675476},{"id":"https://openalex.org/C62793504","wikidata":"https://www.wikidata.org/wiki/Q228327","display_name":"Access network","level":2,"score":0.25130000710487366},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.25130000710487366}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc52391.2025.11161231","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc52391.2025.11161231","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2025 - IEEE International Conference on Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1933731980","display_name":null,"funder_award_id":"2025-00436887,2022-0-00704","funder_id":"https://openalex.org/F4320335489","funder_display_name":"Institute for Information and Communications Technology Promotion"}],"funders":[{"id":"https://openalex.org/F4320335489","display_name":"Institute for Information and Communications Technology Promotion","ror":"https://ror.org/01g0hqq23"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Integrated":[0],"Terrestrial-Satellite":[1],"Backhaul":[2],"Networks":[3],"(ITSBN)":[4],"offer":[5],"wide":[6],"coverage":[7,47],"and":[8,83,100,127,145,154,179,187,199],"cost":[9],"effectiveness,":[10],"especially":[11],"in":[12,192,211],"remote":[13],"or":[14],"underserved":[15],"areas,":[16],"where":[17],"backhaul":[18,85],"links":[19],"are":[20],"facilitated":[21],"through":[22,157],"a":[23,29,69,112,193,212],"multi-beam":[24],"mechanism.":[25],"In":[26,87],"this":[27,88],"context,":[28],"Beam":[30],"Hopping":[31,125],"Plan":[32,126],"(BHP)":[33],"can":[34],"enhance":[35],"resource":[36],"efficiency":[37],"by":[38,149],"dynamically":[39],"activating":[40],"beams":[41,186],"based":[42],"on":[43],"traffic":[44,63],"demand,":[45],"improving":[46],"flexibility.":[48],"However,":[49],"despite":[50],"its":[51],"several":[52],"advantages,":[53],"ITSBN":[54,92],"may":[55,67],"encounter":[56],"congestion":[57],"challenges":[58],"during":[59],"periods":[60],"of":[61,174],"high":[62],"demand.":[64],"Content":[65,128],"caching":[66,94,189],"be":[68],"solution":[70],"to":[71,102,224],"alleviate":[72],"the":[73,80,104,135,143,158,170,225,230],"network":[74,81],"load,":[75],"enabling":[76],"content":[77,147],"delivery":[78],"at":[79,95,190],"edge":[82],"reducing":[84],"traffic.":[86],"work,":[89],"we":[90,110,168],"consider":[91],"with":[93,235],"local":[96,200],"base":[97],"stations":[98],"(BSs)":[99],"aim":[101],"maximize":[103],"system":[105],"throughput.":[106],"To":[107],"achieve":[108],"this,":[109],"propose":[111,169],"double-layer":[113],"iterative":[114],"algorithm.":[115,240],"The":[116],"outer":[117],"layer":[118],"employs":[119],"our":[120],"proposed":[121],"<tex":[122,160,218],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[123,132,161,219],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$\\varepsilon$</tex>-Beam":[124],"Selection":[129],"algorithm":[130],"(<tex":[131],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$\\varepsilon$</tex>-BHPCS),":[133],"leveraging":[134],"matching":[136],"game":[137],"approach.":[138],"This":[139],"method":[140],"jointly":[141],"designs":[142],"BHP":[144],"selects":[146],"carried":[148],"each":[150],"beam,":[151],"balancing":[152],"accuracy":[153],"execution":[155],"time":[156],"parameter":[159],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$\\varepsilon":[162],"\\in[0,":[163],"1]$</tex>.":[164],"For":[165],"inner":[166],"layer,":[167],"Alternating":[171],"Direction":[172],"Method":[173],"Multipliers":[175],"Based":[176],"Power":[177],"Allocation":[178],"Caching":[180],"(ADMM-PAC)":[181],"scheme,":[182],"optimizing":[183],"power":[184],"across":[185],"managing":[188],"BSs":[191],"distributed":[194,231],"fashion,":[195],"using":[196],"BSs'":[197],"resources":[198],"information":[201,209],"for":[202],"parallel":[203],"optimization":[204,239],"processes":[205],"without":[206],"requiring":[207],"global":[208],"as":[210],"centralized":[213,237],"method.":[214],"Simulations":[215],"show":[216],"that":[217],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$\\varepsilon$</tex>-BHPCS":[220],"achieves":[221],"performance":[222],"similar":[223],"optimal":[226],"exhaustive":[227],"search,":[228],"while":[229],"ADMM-PAC":[232],"aligns":[233],"closely":[234],"standard":[236],"interior-point":[238]},"counts_by_year":[],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
