{"id":"https://openalex.org/W4406356610","doi":"https://doi.org/10.1109/ictc62082.2024.10827605","title":"Physical Layer Security of AF-Based Hybrid Satellite-Terrestrial Networks","display_name":"Physical Layer Security of AF-Based Hybrid Satellite-Terrestrial Networks","publication_year":2024,"publication_date":"2024-10-16","ids":{"openalex":"https://openalex.org/W4406356610","doi":"https://doi.org/10.1109/ictc62082.2024.10827605"},"language":"en","primary_location":{"id":"doi:10.1109/ictc62082.2024.10827605","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc62082.2024.10827605","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 15th International Conference on Information and Communication Technology Convergence (ICTC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5089449557","display_name":"Hyeongjun Park","orcid":"https://orcid.org/0000-0002-5657-8624"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hyeongjun Park","raw_affiliation_strings":["School of Electrical Engineering, KAIST,Daejeon,Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, KAIST,Daejeon,Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029180172","display_name":"Minje Kim","orcid":"https://orcid.org/0009-0000-4242-0415"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Minje Kim","raw_affiliation_strings":["School of Electrical Engineering, KAIST,Daejeon,Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, KAIST,Daejeon,Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065248740","display_name":"Junil Choi","orcid":"https://orcid.org/0000-0002-9862-9020"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Junil Choi","raw_affiliation_strings":["School of Electrical Engineering, KAIST,Daejeon,Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, KAIST,Daejeon,Korea","institution_ids":["https://openalex.org/I157485424"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I157485424"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"124","last_page":"127"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9991000294685364,"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":0.9991000294685364,"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/T11701","display_name":"Space Satellite Systems and Control","score":0.9951000213623047,"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/T12717","display_name":"Space exploration and regulation","score":0.9782999753952026,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/physical-layer","display_name":"Physical layer","score":0.6541595458984375},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6071487665176392},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.5986756682395935},{"id":"https://openalex.org/keywords/satellite-broadcasting","display_name":"Satellite broadcasting","score":0.48076507449150085},{"id":"https://openalex.org/keywords/layer","display_name":"Layer (electronics)","score":0.46722444891929626},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.331464558839798},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21909022331237793},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.1832018494606018},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09219810366630554},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.07905647158622742},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.07038614153862}],"concepts":[{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.6541595458984375},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6071487665176392},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.5986756682395935},{"id":"https://openalex.org/C2986254709","wikidata":"https://www.wikidata.org/wiki/Q209588","display_name":"Satellite broadcasting","level":3,"score":0.48076507449150085},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.46722444891929626},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.331464558839798},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21909022331237793},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.1832018494606018},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09219810366630554},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.07905647158622742},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.07038614153862},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ictc62082.2024.10827605","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc62082.2024.10827605","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 15th International Conference on Information and Communication Technology Convergence (ICTC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.49000000953674316,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G3063494073","display_name":null,"funder_award_id":"KRIT-CT-22-040","funder_id":"https://openalex.org/F4320334874","funder_display_name":"Defense Acquisition Program Administration"}],"funders":[{"id":"https://openalex.org/F4320334874","display_name":"Defense Acquisition Program Administration","ror":"https://ror.org/04bjg9m96"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1968691112","https://openalex.org/W2178935672","https://openalex.org/W2188931815","https://openalex.org/W2486085544","https://openalex.org/W2528584088","https://openalex.org/W2782779428","https://openalex.org/W2910220322","https://openalex.org/W3011988020","https://openalex.org/W3018162274","https://openalex.org/W4225959144","https://openalex.org/W4384080812","https://openalex.org/W4385894332"],"related_works":["https://openalex.org/W2013329914","https://openalex.org/W2392383081","https://openalex.org/W1618102658","https://openalex.org/W2325965825","https://openalex.org/W3029457158","https://openalex.org/W2508657954","https://openalex.org/W2899645533","https://openalex.org/W602579583","https://openalex.org/W3199988476","https://openalex.org/W2321671415"],"abstract_inverted_index":{"This":[0],"paper":[1],"focuses":[2],"on":[3],"designing":[4],"a":[5,10],"relay":[6,17,24],"beamformer":[7],"to":[8],"maximize":[9],"sum":[11,62],"secrecy":[12,63],"rate":[13,64],"in":[14,25],"hybrid":[15],"satellite-terrestrial":[16],"networks.":[18],"The":[19,49],"system":[20],"employs":[21],"an":[22,26],"amplify-and-forward":[23],"uplink":[27],"multi-user":[28],"scenario.":[29],"To":[30],"resolve":[31],"the":[32,35,61,66],"nonconvexity":[33],"of":[34,65],"formulated":[36],"optimization":[37],"problem,":[38],"slack":[39],"variables":[40],"are":[41],"introduced,":[42],"and":[43],"first-order":[44],"Taylor":[45],"expansion":[46],"is":[47,51],"applied.":[48],"problem":[50],"then":[52],"solved":[53],"using":[54],"successive":[55],"convex":[56],"approximation.":[57],"Simulation":[58],"results":[59],"compare":[60],"proposed":[67],"scheme":[68],"with":[69],"baselines.":[70]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}