{"id":"https://openalex.org/W4395028049","doi":"https://doi.org/10.1109/twc.2024.3389101","title":"Coverage Analysis of Dynamic Coordinated Beamforming for LEO Satellite Downlink Networks","display_name":"Coverage Analysis of Dynamic Coordinated Beamforming for LEO Satellite Downlink Networks","publication_year":2024,"publication_date":"2024-04-23","ids":{"openalex":"https://openalex.org/W4395028049","doi":"https://doi.org/10.1109/twc.2024.3389101"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2024.3389101","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2024.3389101","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless 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/A5100786144","display_name":"Daeun Kim","orcid":"https://orcid.org/0000-0001-9064-4368"},"institutions":[{"id":"https://openalex.org/I123900574","display_name":"Pohang University of Science and Technology","ror":"https://ror.org/04xysgw12","country_code":"KR","type":"education","lineage":["https://openalex.org/I123900574"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Daeun Kim","raw_affiliation_strings":["Department of Electrical Engineering, POSTECH, Pohang, Gyeongbuk, South Korea"],"raw_orcid":"https://orcid.org/0000-0001-9064-4368","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, POSTECH, Pohang, Gyeongbuk, South Korea","institution_ids":["https://openalex.org/I123900574"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080663906","display_name":"Jeonghun Park","orcid":"https://orcid.org/0000-0003-0789-8012"},"institutions":[{"id":"https://openalex.org/I193775966","display_name":"Yonsei University","ror":"https://ror.org/01wjejq96","country_code":"KR","type":"education","lineage":["https://openalex.org/I193775966"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jeonghun Park","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea"],"raw_orcid":"https://orcid.org/0000-0003-0789-8012","affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea","institution_ids":["https://openalex.org/I193775966"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014076559","display_name":"Namyoon Lee","orcid":"https://orcid.org/0000-0003-4321-4108"},"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":"Namyoon Lee","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea"],"raw_orcid":"https://orcid.org/0000-0003-4321-4108","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":32.9029,"has_fulltext":false,"cited_by_count":27,"citation_normalized_percentile":{"value":0.99620638,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"23","issue":"9","first_page":"12239","last_page":"12255"},"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998000264167786,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9994000196456909,"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/telecommunications-link","display_name":"Telecommunications link","score":0.7640118598937988},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7122798562049866},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.672005295753479},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.5715099573135376},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.5088505744934082},{"id":"https://openalex.org/keywords/communications-satellite","display_name":"Communications satellite","score":0.4878137409687042},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4030860662460327},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10737299919128418},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.07408186793327332}],"concepts":[{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7640118598937988},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7122798562049866},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.672005295753479},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.5715099573135376},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.5088505744934082},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.4878137409687042},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4030860662460327},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10737299919128418},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.07408186793327332}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2024.3389101","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2024.3389101","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":57,"referenced_works":["https://openalex.org/W653761051","https://openalex.org/W1567643386","https://openalex.org/W1660531227","https://openalex.org/W1765509144","https://openalex.org/W1935086315","https://openalex.org/W1953553238","https://openalex.org/W1984714570","https://openalex.org/W1991712798","https://openalex.org/W1999153524","https://openalex.org/W2005602327","https://openalex.org/W2023472100","https://openalex.org/W2031858701","https://openalex.org/W2067040941","https://openalex.org/W2070432635","https://openalex.org/W2081450055","https://openalex.org/W2086552210","https://openalex.org/W2102413189","https://openalex.org/W2117035673","https://openalex.org/W2149170915","https://openalex.org/W2149200615","https://openalex.org/W2150166076","https://openalex.org/W2155174176","https://openalex.org/W2162987006","https://openalex.org/W2167353407","https://openalex.org/W2310675558","https://openalex.org/W2329668898","https://openalex.org/W2528584088","https://openalex.org/W2577541407","https://openalex.org/W2921679472","https://openalex.org/W2941952695","https://openalex.org/W2963762815","https://openalex.org/W2963793432","https://openalex.org/W3003999351","https://openalex.org/W3007804894","https://openalex.org/W3023458242","https://openalex.org/W3080182827","https://openalex.org/W3092605402","https://openalex.org/W3099823693","https://openalex.org/W3101706153","https://openalex.org/W3104650338","https://openalex.org/W3105516132","https://openalex.org/W3119315704","https://openalex.org/W3181930796","https://openalex.org/W3189778133","https://openalex.org/W3195850688","https://openalex.org/W3214727290","https://openalex.org/W4205920774","https://openalex.org/W4206545993","https://openalex.org/W4230959423","https://openalex.org/W4283332008","https://openalex.org/W4293198501","https://openalex.org/W4313590861","https://openalex.org/W4365801654","https://openalex.org/W4383860336","https://openalex.org/W4390533235","https://openalex.org/W6839588847","https://openalex.org/W6854305280"],"related_works":["https://openalex.org/W2028190576","https://openalex.org/W4385750381","https://openalex.org/W1836774208","https://openalex.org/W4206958678","https://openalex.org/W2373343648","https://openalex.org/W64102529","https://openalex.org/W2350659615","https://openalex.org/W4241763859","https://openalex.org/W4237560142","https://openalex.org/W4231450272"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,109,145,165],"investigate":[4],"the":[5,20,41,53,70,93,101,112,118,129,134,151,157,161,183,186],"coverage":[6,42,67,90,152,169],"performance":[7],"of":[8,23,49,55,72,95,103,131,160,185],"downlink":[9],"satellite":[10,59,96,125,163],"networks":[11],"employing":[12],"dynamic":[13,85],"coordinated":[14,73,86,162],"beamforming.":[15],"Our":[16,80,175],"approach":[17],"involves":[18],"modeling":[19],"spatial":[21,77],"arrangement":[22],"satellites":[24,135],"and":[25,63],"users":[26],"using":[27],"Poisson":[28],"point":[29],"processes":[30],"situated":[31],"on":[32,105,133,172],"concentric":[33],"spheres.":[34],"We":[35],"derive":[36,166],"an":[37,148,167],"analytical":[38],"expression":[39],"for":[40,150],"probability":[43,68,170],"which":[44,116],"is":[45,83,136],"formulated":[46],"in":[47,98],"terms":[48],"various":[50],"parameters,":[51],"including":[52],"number":[54,102,130],"antennas":[56,104,132],"per":[57],"satellite,":[58],"density,":[60,126],"fading":[61],"characteristics,":[62],"path-loss":[64],"exponent.":[65],"This":[66],"validates":[69],"advantages":[71],"beamforming":[74,87],"from":[75],"a":[76,141],"average":[78],"perspective.":[79],"primary":[81],"finding":[82],"that":[84,111,128],"significantly":[88],"improves":[89],"compared":[91],"to":[92,100],"absence":[94],"coordination,":[97],"proportion":[99],"each":[106],"satellite.":[107],"Moreover,":[108],"observe":[110],"optimal":[113],"cluster":[114],"size,":[115],"maximizes":[117],"ergodic":[119],"spectral":[120],"efficiency,":[121],"increases":[122],"with":[123],"higher":[124],"provided":[127],"sufficiently":[137],"large.":[138],"To":[139],"offer":[140],"more":[142],"intuitive":[143],"understanding,":[144],"also":[146],"develop":[147],"approximation":[149],"probability.":[153],"Furthermore,":[154],"by":[155,179],"considering":[156],"in-cluster":[158,173],"geometry":[159],"set,":[164],"approximate":[168],"conditioned":[171],"geometry.":[174],"findings":[176],"are":[177],"corroborated":[178],"simulation":[180],"results,":[181],"confirming":[182],"accuracy":[184],"derived":[187],"expressions.":[188]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":17},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
