{"id":"https://openalex.org/W7154204837","doi":"https://doi.org/10.1109/tcomm.2026.3683810","title":"Capacity Analysis and Robust Topology Design of LEO Satellite Constellation With Node/Link Failure","display_name":"Capacity Analysis and Robust Topology Design of LEO Satellite Constellation With Node/Link Failure","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7154204837","doi":"https://doi.org/10.1109/tcomm.2026.3683810"},"language":null,"primary_location":{"id":"doi:10.1109/tcomm.2026.3683810","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2026.3683810","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":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Lei Guo","orcid":"https://orcid.org/0009-0002-6300-5856"},"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":"Lei Guo","raw_affiliation_strings":["State Key Laboratory of Integrated Service Networks, Institute of Information Science, Xidian University, Xi&#x2019;an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0009-0002-6300-5856","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Networks, Institute of Information Science, Xidian University, Xi&#x2019;an, Shaanxi, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5133626158","display_name":"Junyu Liu","orcid":"https://orcid.org/0000-0001-7667-6451"},"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":"Junyu Liu","raw_affiliation_strings":["State Key Laboratory of Integrated Service Networks, Institute of Information Science, Xidian University, Xi&#x2019;an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0001-7667-6451","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Networks, Institute of Information Science, Xidian University, Xi&#x2019;an, Shaanxi, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029337392","display_name":"Min Sheng","orcid":"https://orcid.org/0000-0002-7762-5063"},"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":"Min Sheng","raw_affiliation_strings":["State Key Laboratory of Integrated Service Networks, Institute of Information Science, Xidian University, Xi&#x2019;an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0002-7762-5063","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Networks, Institute of Information Science, Xidian University, Xi&#x2019;an, Shaanxi, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5133562999","display_name":"Yang Li","orcid":null},"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":"Yang Li","raw_affiliation_strings":["State Key Laboratory of Integrated Service Networks, Institute of Information Science, Xidian University, Xi&#x2019;an, Shaanxi, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Networks, Institute of Information Science, Xidian University, Xi&#x2019;an, Shaanxi, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5133574336","display_name":"Jiandong Li","orcid":"https://orcid.org/0000-0002-8851-836X"},"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":"Jiandong Li","raw_affiliation_strings":["State Key Laboratory of Integrated Service Networks, Institute of Information Science, Xidian University, Xi&#x2019;an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0002-8851-836X","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Networks, Institute of Information Science, Xidian University, Xi&#x2019;an, Shaanxi, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.734165,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"74","issue":null,"first_page":"7420","last_page":"7433"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.4569999873638153,"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":0.4569999873638153,"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/T11082","display_name":"Spacecraft Dynamics and Control","score":0.20469999313354492,"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":0.1573999971151352,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/constellation","display_name":"Constellation","score":0.6391000151634216},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.519599974155426},{"id":"https://openalex.org/keywords/communications-satellite","display_name":"Communications satellite","score":0.4945000112056732},{"id":"https://openalex.org/keywords/satellite-constellation","display_name":"Satellite constellation","score":0.42879998683929443},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.4284999966621399},{"id":"https://openalex.org/keywords/satellite-broadcasting","display_name":"Satellite broadcasting","score":0.4235999882221222},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.4043999910354614},{"id":"https://openalex.org/keywords/network-topology","display_name":"Network topology","score":0.35249999165534973}],"concepts":[{"id":"https://openalex.org/C70352696","wikidata":"https://www.wikidata.org/wiki/Q8928","display_name":"Constellation","level":2,"score":0.6391000151634216},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6148999929428101},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.519599974155426},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.4945000112056732},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.47679999470710754},{"id":"https://openalex.org/C2779784338","wikidata":"https://www.wikidata.org/wiki/Q967145","display_name":"Satellite constellation","level":3,"score":0.42879998683929443},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.4284999966621399},{"id":"https://openalex.org/C2986254709","wikidata":"https://www.wikidata.org/wiki/Q209588","display_name":"Satellite broadcasting","level":3,"score":0.4235999882221222},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.4043999910354614},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.35249999165534973},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.3361999988555908},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3287000060081482},{"id":"https://openalex.org/C2986910011","wikidata":"https://www.wikidata.org/wiki/Q17517","display_name":"Cellular radio","level":3,"score":0.2906000018119812},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2842000126838684},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.28049999475479126},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.27790001034736633},{"id":"https://openalex.org/C97744766","wikidata":"https://www.wikidata.org/wiki/Q870845","display_name":"Channel capacity","level":3,"score":0.2694999873638153},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.2637999951839447},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.25859999656677246},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.2581000030040741},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.2500999867916107}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcomm.2026.3683810","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2026.3683810","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"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1346319937","display_name":null,"funder_award_id":"62461160329","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3288883886","display_name":null,"funder_award_id":"62495022","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4613958513","display_name":null,"funder_award_id":"62495020","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"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Low":[0],"Earth":[1],"Orbit":[2],"(LEO)":[3],"satellite":[4,24,146,189],"networks":[5],"are":[6],"increasingly":[7],"central":[8],"to":[9,19,109,112,163],"wide-area":[10],"communication":[11],"services,":[12],"yet":[13],"their":[14],"capacity":[15,39,51,90,100,121,160,179],"is":[16,161],"highly":[17],"sensitive":[18],"the":[20,62,73,87,98,103,139,145,155,165,169],"inherent":[21],"vulnerability":[22],"of":[23,82,144,168],"and":[25,56,71,92,116,141,181],"inter-satellite":[26],"link":[27],"(ISL)":[28],"failures.":[29],"This":[30,172],"paper":[31,173],"develops":[32],"an":[33,132],"analytical":[34,104],"framework":[35,105],"for":[36,120,178,185],"characterizing":[37],"network":[38,63],"under":[40],"arbitrary":[41],"failure":[42,75],"patterns.":[43],"Building":[44],"on":[45,61],"bisection":[46,157],"cut-set":[47],"analysis,":[48],"we":[49,68],"formalize":[50],"bottlenecks":[52],"through":[53],"graph":[54],"partitioning":[55],"derive":[57],"rigorous":[58],"upper":[59],"bounds":[60],"capacity.":[64],"Within":[65],"this":[66],"framework,":[67],"further":[69],"identify":[70],"characterize":[72],"maximum":[74],"cut":[76,158],"set,":[77],"i.e.,":[78],"a":[79,117,127,175],"critical":[80],"subset":[81],"ISLs":[83],"whose":[84],"removal":[85],"yields":[86],"most":[88],"severe":[89],"degradation,":[91],"establish":[93],"its":[94],"necessity":[95],"in":[96,188],"achieving":[97],"worst-case":[99],"bound.":[101],"Furthermore,":[102],"has":[106,123],"been":[107,124],"shown":[108],"be":[110],"applicable":[111],"general":[113],"LEO":[114,170],"networks,":[115],"closed-form":[118],"expression":[119],"degradation":[122],"derived":[125],"using":[126],"2D":[128],"torus":[129],"topology":[130,186],"as":[131],"example,":[133],"which":[134],"takes":[135],"into":[136],"account":[137],"both":[138],"number":[140],"spatial":[142],"distribution":[143],"or":[147],"ISL":[148],"failure.":[149],"The":[150],"results":[151],"indicate":[152],"that":[153],"maximizing":[154],"minimum":[156],"set":[159],"fundamental":[162],"strengthening":[164],"intrinsic":[166],"robustness":[167],"network.":[171],"provides":[174],"theoretical":[176],"methodology":[177],"assessment":[180],"offers":[182],"principled":[183],"guidelines":[184],"design":[187],"constellations.":[190]},"counts_by_year":[],"updated_date":"2026-04-23T06:14:38.165362","created_date":"2026-04-15T00:00:00"}
