{"id":"https://openalex.org/W4322577716","doi":"https://doi.org/10.1109/cscn57023.2022.10051051","title":"A Dynamic Subarray Structure in Reconfigurable Intelligent Surfaces for TeraHertz Communication Systems","display_name":"A Dynamic Subarray Structure in Reconfigurable Intelligent Surfaces for TeraHertz Communication Systems","publication_year":2022,"publication_date":"2022-11-28","ids":{"openalex":"https://openalex.org/W4322577716","doi":"https://doi.org/10.1109/cscn57023.2022.10051051"},"language":"en","primary_location":{"id":"doi:10.1109/cscn57023.2022.10051051","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cscn57023.2022.10051051","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE Conference on Standards for Communications and Networking (CSCN)","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/A5003895778","display_name":"Yicong Liu","orcid":"https://orcid.org/0000-0002-2485-3863"},"institutions":[{"id":"https://openalex.org/I4210136246","display_name":"China Telecom (China)","ror":"https://ror.org/03jgnzt20","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210136246"]},{"id":"https://openalex.org/I4387153335","display_name":"China Telecom","ror":"https://ror.org/05p67dv18","country_code":null,"type":"company","lineage":["https://openalex.org/I4387153335"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yicong Liu","raw_affiliation_strings":["China Telecom Research Institute,6G Research Center,Guangzhou,China","6G Research Center, China Telecom Research Institute, Guangzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China Telecom Research Institute,6G Research Center,Guangzhou,China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4387153335"]},{"raw_affiliation_string":"6G Research Center, China Telecom Research Institute, Guangzhou, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4387153335"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100447975","display_name":"Weijie Li","orcid":"https://orcid.org/0000-0003-2628-4278"},"institutions":[{"id":"https://openalex.org/I129604602","display_name":"The University of Sydney","ror":"https://ror.org/0384j8v12","country_code":"AU","type":"education","lineage":["https://openalex.org/I129604602"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Weijie Li","raw_affiliation_strings":["The University of Sydney,School of Engineering and IT,Sydney,Australia","School of Engineering and IT, The University of Sydney, Sydney, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The University of Sydney,School of Engineering and IT,Sydney,Australia","institution_ids":["https://openalex.org/I129604602"]},{"raw_affiliation_string":"School of Engineering and IT, The University of Sydney, Sydney, Australia","institution_ids":["https://openalex.org/I129604602"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020329725","display_name":"Zihuai Lin","orcid":"https://orcid.org/0000-0002-3299-0411"},"institutions":[{"id":"https://openalex.org/I129604602","display_name":"The University of Sydney","ror":"https://ror.org/0384j8v12","country_code":"AU","type":"education","lineage":["https://openalex.org/I129604602"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Zihuai Lin","raw_affiliation_strings":["The University of Sydney,School of Engineering and IT,Sydney,Australia","School of Engineering and IT, The University of Sydney, Sydney, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The University of Sydney,School of Engineering and IT,Sydney,Australia","institution_ids":["https://openalex.org/I129604602"]},{"raw_affiliation_string":"School of Engineering and IT, The University of Sydney, Sydney, Australia","institution_ids":["https://openalex.org/I129604602"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"224","last_page":"229"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9997000098228455,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9997000098228455,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9962000250816345,"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/T11946","display_name":"Antenna Design and Optimization","score":0.9944999814033508,"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":0.7421232461929321},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6989440321922302},{"id":"https://openalex.org/keywords/coordinate-descent","display_name":"Coordinate descent","score":0.632798433303833},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.5654548406600952},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5616912245750427},{"id":"https://openalex.org/keywords/smart-antenna","display_name":"Smart antenna","score":0.4936453104019165},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.46952003240585327},{"id":"https://openalex.org/keywords/communications-system","display_name":"Communications system","score":0.46658045053482056},{"id":"https://openalex.org/keywords/adaptive-beamformer","display_name":"Adaptive beamformer","score":0.4487277567386627},{"id":"https://openalex.org/keywords/terahertz-radiation","display_name":"Terahertz radiation","score":0.435985267162323},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.43043047189712524},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.4102585017681122},{"id":"https://openalex.org/keywords/computer-engineering","display_name":"Computer engineering","score":0.3786069452762604},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.27119025588035583},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18533015251159668},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17226848006248474},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.14948895573616028},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1345536708831787},{"id":"https://openalex.org/keywords/directional-antenna","display_name":"Directional antenna","score":0.11566352844238281},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1093289852142334}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7421232461929321},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6989440321922302},{"id":"https://openalex.org/C157553263","wikidata":"https://www.wikidata.org/wiki/Q5168004","display_name":"Coordinate descent","level":2,"score":0.632798433303833},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.5654548406600952},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5616912245750427},{"id":"https://openalex.org/C143635782","wikidata":"https://www.wikidata.org/wiki/Q1187868","display_name":"Smart antenna","level":4,"score":0.4936453104019165},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.46952003240585327},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.46658045053482056},{"id":"https://openalex.org/C33378366","wikidata":"https://www.wikidata.org/wiki/Q4680719","display_name":"Adaptive beamformer","level":3,"score":0.4487277567386627},{"id":"https://openalex.org/C107816215","wikidata":"https://www.wikidata.org/wiki/Q647887","display_name":"Terahertz radiation","level":2,"score":0.435985267162323},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.43043047189712524},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.4102585017681122},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.3786069452762604},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.27119025588035583},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18533015251159668},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17226848006248474},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.14948895573616028},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1345536708831787},{"id":"https://openalex.org/C64671776","wikidata":"https://www.wikidata.org/wiki/Q769152","display_name":"Directional antenna","level":3,"score":0.11566352844238281},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1093289852142334},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/cscn57023.2022.10051051","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cscn57023.2022.10051051","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE Conference on Standards for Communications and Networking (CSCN)","raw_type":"proceedings-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/W1968154520","https://openalex.org/W1970830346","https://openalex.org/W2050968963","https://openalex.org/W2060661941","https://openalex.org/W2540877582","https://openalex.org/W2560325424","https://openalex.org/W2766203655","https://openalex.org/W2910154489","https://openalex.org/W2921466771","https://openalex.org/W2948573205","https://openalex.org/W2959881716","https://openalex.org/W2963355537","https://openalex.org/W2975820893","https://openalex.org/W3005476696","https://openalex.org/W3021587675","https://openalex.org/W3097905683","https://openalex.org/W3138054477","https://openalex.org/W3159402647","https://openalex.org/W3172892833","https://openalex.org/W3177844802","https://openalex.org/W3178358699","https://openalex.org/W3190354865","https://openalex.org/W3197291480","https://openalex.org/W4250739957","https://openalex.org/W4285186532","https://openalex.org/W4296000257"],"related_works":["https://openalex.org/W1541517973","https://openalex.org/W3137109672","https://openalex.org/W2168281039","https://openalex.org/W2779196684","https://openalex.org/W2794697543","https://openalex.org/W2808657182","https://openalex.org/W2030623687","https://openalex.org/W4280535997","https://openalex.org/W4283780201","https://openalex.org/W4322577716"],"abstract_inverted_index":{"Reconfigurable":[0],"Intelligent":[1],"Surface":[2],"(RIS)":[3],"has":[4,123],"become":[5],"a":[6,14,37,48,58,86,105],"popular":[7],"technology":[8],"to":[9,53,75,92],"improve":[10,54,128],"the":[11,26,55,76,93,98,129,149,152,158,167],"capability":[12],"of":[13,57,78,100,151,169],"THz":[15,22,30,59],"multiuser":[16],"Multi-input":[17],"multi-output":[18],"(MIMO)":[19],"communication":[20,61],"system.":[21,62,172],"wave":[23],"characteristics,":[24],"on":[25,33,97],"other":[27],"hand,":[28],"restrict":[29],"beam":[31],"coverage":[32],"RIS":[34,50,67,72,81,112,121,154],"when":[35],"using":[36],"uniform":[38],"planar":[39],"array":[40],"(UPA)":[41],"antenna.":[42],"In":[43,63],"this":[44],"study,":[45],"we":[46,102,133],"propose":[47,104],"dynamic":[49,153],"subarray":[51,82,155],"structure":[52,99,156],"performance":[56],"MIMO":[60],"more":[64],"details,":[65],"an":[66,136,142],"is":[68,83],"divided":[69],"into":[70],"several":[71],"subarrays":[73],"according":[74],"number":[77],"users.":[79],"Each":[80],"paired":[84],"with":[85],"user":[87],"and":[88,157,164],"only":[89],"reflects":[90],"beams":[91],"corresponding":[94],"user.":[95],"Based":[96],"RIS,":[101],"first":[103],"weighted":[106],"minimum":[107],"mean":[108],"square":[109],"error":[110],"-":[111],"local":[113],"search":[114],"(WMMSE-LS)":[115],"scheme,":[116],"which":[117],"requires":[118],"that":[119],"each":[120],"element":[122],"limited":[124],"phase":[125],"shifts.":[126],"To":[127],"joint":[130,161],"beamforming":[131,162],"performance,":[132],"further":[134],"develop":[135],"adaptive":[137,159],"Block":[138],"Coordinate":[139],"Descent(BCD)-aided":[140],"algorithm,":[141],"iterative":[143],"optimization":[144],"method.":[145],"Numerical":[146],"results":[147],"demonstrate":[148],"effectiveness":[150],"BCD-aided":[160],"scheme":[163],"also":[165],"show":[166],"merit":[168],"our":[170],"proposed":[171]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}