{"id":"https://openalex.org/W4402915537","doi":"https://doi.org/10.1109/tvt.2024.3470070","title":"RIS-Enabled Cellular Systems Operated by Different Service Providers","display_name":"RIS-Enabled Cellular Systems Operated by Different Service Providers","publication_year":2024,"publication_date":"2024-09-27","ids":{"openalex":"https://openalex.org/W4402915537","doi":"https://doi.org/10.1109/tvt.2024.3470070"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2024.3470070","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2024.3470070","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","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/A5077897109","display_name":"Hyeongtaek Lee","orcid":"https://orcid.org/0000-0002-8611-5196"},"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":"Hyeongtaek Lee","raw_affiliation_strings":["School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, South Korea","School of Electrical Engineering, Korea Advanced Institute of Science and Technology, South Korea"],"raw_orcid":"https://orcid.org/0000-0002-8611-5196","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, South Korea","institution_ids":["https://openalex.org/I157485424"]},{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology, South 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, Korea Advanced Institute of Science and Technology, Daejeon, South Korea","School of Electrical Engineering, Korea Advanced Institute of Science and Technology, South Korea"],"raw_orcid":"https://orcid.org/0000-0002-9862-9020","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, South Korea","institution_ids":["https://openalex.org/I157485424"]},{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology, South Korea","institution_ids":["https://openalex.org/I157485424"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.13206372,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"74","issue":"2","first_page":"3451","last_page":"3456"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9980000257492065,"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"}},"topics":[{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9980000257492065,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9950000047683716,"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/service-provider","display_name":"Service provider","score":0.5546690225601196},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.460766077041626},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.40959230065345764},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3548285663127899},{"id":"https://openalex.org/keywords/systems-engineering","display_name":"Systems engineering","score":0.3392707109451294},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.32330605387687683},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2742868661880493},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.24554124474525452}],"concepts":[{"id":"https://openalex.org/C116537","wikidata":"https://www.wikidata.org/wiki/Q2169973","display_name":"Service provider","level":3,"score":0.5546690225601196},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.460766077041626},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.40959230065345764},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3548285663127899},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.3392707109451294},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.32330605387687683},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2742868661880493},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.24554124474525452},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2024.3470070","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2024.3470070","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W2112300062","https://openalex.org/W2259391824","https://openalex.org/W2969424089","https://openalex.org/W2990747873","https://openalex.org/W3005476696","https://openalex.org/W3021225717","https://openalex.org/W3091842477","https://openalex.org/W3096513223","https://openalex.org/W3136657092","https://openalex.org/W3146827687","https://openalex.org/W3158061244","https://openalex.org/W3161522428","https://openalex.org/W3178081691","https://openalex.org/W4205293427","https://openalex.org/W4205407795","https://openalex.org/W4214772474","https://openalex.org/W4214923099","https://openalex.org/W4220872551","https://openalex.org/W4224078251","https://openalex.org/W4225737845","https://openalex.org/W4226061238","https://openalex.org/W4382203271","https://openalex.org/W4384080786","https://openalex.org/W4386825118","https://openalex.org/W4391807244","https://openalex.org/W4396604696"],"related_works":["https://openalex.org/W2111375262","https://openalex.org/W1991205173","https://openalex.org/W2109048960","https://openalex.org/W2741481635","https://openalex.org/W4377021841","https://openalex.org/W2137328885","https://openalex.org/W2338537463","https://openalex.org/W2183644707","https://openalex.org/W1595657826","https://openalex.org/W1985526270"],"abstract_inverted_index":{"In":[0],"realistic":[1],"cellular":[2],"communication":[3],"systems,":[4],"multiple":[5],"service":[6,23],"providers":[7],"will":[8],"operate":[9],"within":[10],"different":[11],"frequency":[12,63],"ranges.":[13,64],"Each":[14],"serving":[15],"cell,":[16,45],"which":[17],"is":[18,25,40,99],"managed":[19],"by":[20,87],"a":[21,35,43],"distinct":[22],"provider,":[24],"designed":[26],"individually":[27],"due":[28],"to":[29,104],"the":[30,46,53,57,73,77,89,106,110,114,118,123,131,137],"orthogonal":[31],"frequencies.":[32],"However,":[33],"when":[34],"reconfigurable":[36],"intelligent":[37],"surface":[38],"(RIS)":[39],"deployed":[41],"for":[42,52,72,122,140],"certain":[44],"RIS":[47,58,95,115],"still":[48],"incurs":[49],"reflective":[50],"channels":[51],"overall":[54],"system":[55],"since":[56],"reflects":[59],"signals":[60],"across":[61],"all":[62],"This":[65],"may":[66],"cause":[67],"severe":[68],"undesired":[69,119],"performance":[70,107,120],"degradation":[71,121],"other":[74,124],"cells":[75,125],"unless":[76],"reflection":[78,96],"coefficients":[79,97],"are":[80],"properly":[81],"designed.":[82],"To":[83],"tackle":[84],"this":[85,102],"issue,":[86],"utilizing":[88],"Riemannian":[90],"manifold":[91],"optimization":[92],"method,":[93],"an":[94],"design":[98,133],"proposed":[100,132],"in":[101],"paper":[103],"maximize":[105],"improvements":[108],"of":[109],"cell":[111],"that":[112,130],"deploys":[113],"while":[116],"minimizing":[117],"simultaneously.":[126],"Numerical":[127],"results":[128],"demonstrate":[129],"can":[134],"effectively":[135],"balance":[136],"two":[138],"objectives":[139],"practical":[141],"scenarios.":[142]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}