{"id":"https://openalex.org/W4414646875","doi":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174427","title":"Precoder Design for RIS-Assisted Interference Suppression in Full-Duplex Integrated Satellite-Terrestrial Networks","display_name":"Precoder Design for RIS-Assisted Interference Suppression in Full-Duplex Integrated Satellite-Terrestrial Networks","publication_year":2025,"publication_date":"2025-06-17","ids":{"openalex":"https://openalex.org/W4414646875","doi":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174427"},"language":"en","primary_location":{"id":"doi:10.1109/vtc2025-spring65109.2025.11174427","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174427","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 101st Vehicular Technology Conference (VTC2025-Spring)","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/A5075589806","display_name":"Julius Ssimbwa","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":"Julius Ssimbwa","raw_affiliation_strings":["School of Electrical Engineering, Korea University,Seoul,South Korea"],"raw_orcid":null,"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/A5086898579","display_name":"Byungju Lim","orcid":"https://orcid.org/0000-0002-5155-392X"},"institutions":[{"id":"https://openalex.org/I8991828","display_name":"Pukyong National University","ror":"https://ror.org/0433kqc49","country_code":"KR","type":"education","lineage":["https://openalex.org/I8991828"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Byungju Lim","raw_affiliation_strings":["Pukyong National University,Department of Electronic Engineering,Busan,South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Pukyong National University,Department of Electronic Engineering,Busan,South Korea","institution_ids":["https://openalex.org/I8991828"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087836855","display_name":"Young\u2010Chai Ko","orcid":"https://orcid.org/0000-0003-1043-9028"},"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":"Young-Chai Ko","raw_affiliation_strings":["School of Electrical Engineering, Korea University,Seoul,South Korea"],"raw_orcid":null,"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":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"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":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9994000196456909,"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":0.9994000196456909,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9836000204086304,"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/T11946","display_name":"Antenna Design and Optimization","score":0.9746999740600586,"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/beamforming","display_name":"Beamforming","score":0.7567999958992004},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.685699999332428},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.6848999857902527},{"id":"https://openalex.org/keywords/network-topology","display_name":"Network topology","score":0.47620001435279846},{"id":"https://openalex.org/keywords/reflection","display_name":"Reflection (computer programming)","score":0.4652000069618225},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4632999897003174},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.46320000290870667}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7567999958992004},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.685699999332428},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.6848999857902527},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5633000135421753},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.483599990606308},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.47620001435279846},{"id":"https://openalex.org/C65682993","wikidata":"https://www.wikidata.org/wiki/Q1056451","display_name":"Reflection (computer programming)","level":2,"score":0.4652000069618225},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4632999897003174},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.46320000290870667},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.43369999527931213},{"id":"https://openalex.org/C189216461","wikidata":"https://www.wikidata.org/wiki/Q2443456","display_name":"Topology optimization","level":3,"score":0.37369999289512634},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.3732999861240387},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.3635999858379364},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3278999924659729},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.29109999537467957},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2906999886035919},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27459999918937683},{"id":"https://openalex.org/C41700454","wikidata":"https://www.wikidata.org/wiki/Q1852282","display_name":"Reflection coefficient","level":2,"score":0.25099998712539673}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtc2025-spring65109.2025.11174427","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174427","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 101st Vehicular Technology Conference (VTC2025-Spring)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G8870095693","display_name":null,"funder_award_id":"2021-000260","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":15,"referenced_works":["https://openalex.org/W1892643793","https://openalex.org/W2082276212","https://openalex.org/W2757012878","https://openalex.org/W2788350651","https://openalex.org/W2963903846","https://openalex.org/W3021225717","https://openalex.org/W3034225812","https://openalex.org/W3047031708","https://openalex.org/W3082159919","https://openalex.org/W3129486236","https://openalex.org/W3194128891","https://openalex.org/W3202620893","https://openalex.org/W4280596332","https://openalex.org/W4320015872","https://openalex.org/W4381735824"],"related_works":[],"abstract_inverted_index":{"This":[0],"article":[1],"investigates":[2],"the":[3,18,24,29,32,38,60,68,77,80,93,100,104,109,113,122,139,143],"performance":[4],"of":[5,31,63,79,115],"a":[6],"reconfigurable":[7],"intelligent":[8],"surface":[9],"(RIS)-assisted":[10],"full-duplex":[11],"(FD)":[12],"integrated":[13],"satellite-terrestrial":[14],"network":[15,51],"(ISTN).":[16],"Particularly,":[17],"RIS":[19,72],"structure":[20],"is":[21,56,84],"incorporated":[22],"into":[23,86],"ISTN":[25],"topology":[26],"to":[27,58,98,120],"curb":[28],"effects":[30],"undesirable":[33],"self-interference":[34],"(SI)":[35],"resulting":[36],"from":[37],"FD":[39],"operation,":[40],"cross-tier":[41],"interference":[42,46],"(CTI),":[43],"and":[44,71],"intracell":[45],"(ICI).":[47],"To":[48,75],"examine":[49],"this":[50],"performance,":[52],"an":[53],"optimization":[54,81],"problem":[55],"formulated":[57],"maximize":[59],"sum":[61],"rate":[62],"users":[64],"by":[65],"jointly":[66],"optimizing":[67],"active":[69,105],"beamforming":[70,106,124],"reflection":[73],"coefficients.":[74],"address":[76],"non-convexity":[78],"problem,":[82],"it":[83],"decomposed":[85],"two":[87],"subproblems:":[88],"one":[89],"which":[90],"involves":[91],"applying":[92],"fractional":[94],"programming":[95],"(FP)":[96],"technique":[97],"find":[99],"optimal":[101],"solution":[102],"for":[103],"variable,":[107],"while":[108],"other":[110],"subproblem":[111],"constitutes":[112],"use":[114],"successive":[116],"convex":[117],"approximation":[118],"(SCA)":[119],"optimize":[121],"passive":[123],"variable.":[125],"These":[126],"subproblems":[127],"are":[128],"solved":[129],"alternately":[130],"until":[131],"convergence.":[132],"Numerical":[133],"results":[134],"presented":[135],"herein":[136],"confirm":[137],"that":[138],"proposed":[140],"algorithm":[141],"outperforms":[142],"benchmark":[144],"schemes.":[145]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
