{"id":"https://openalex.org/W4414539317","doi":"https://doi.org/10.1109/icc52391.2025.11161670","title":"Channel-Aware Mode Switching Enhanced RDARS-Aided Downlink MmWave MIMO Systems","display_name":"Channel-Aware Mode Switching Enhanced RDARS-Aided Downlink MmWave MIMO Systems","publication_year":2025,"publication_date":"2025-06-08","ids":{"openalex":"https://openalex.org/W4414539317","doi":"https://doi.org/10.1109/icc52391.2025.11161670"},"language":"en","primary_location":{"id":"doi:10.1109/icc52391.2025.11161670","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc52391.2025.11161670","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2025 - IEEE International Conference on Communications","raw_type":"proceedings-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/A5102546333","display_name":"Chengwang Ji","orcid":null},"institutions":[{"id":"https://openalex.org/I204512498","display_name":"University of Macau","ror":"https://ror.org/01r4q9n85","country_code":"MO","type":"education","lineage":["https://openalex.org/I204512498"]},{"id":"https://openalex.org/I6469544","display_name":"City University of Macau","ror":"https://ror.org/04gpd4q15","country_code":"MO","type":"education","lineage":["https://openalex.org/I6469544"]}],"countries":["MO"],"is_corresponding":true,"raw_author_name":"Chengwang Ji","raw_affiliation_strings":["University of Macau,State Key Laboratory of Internet of Things for Smart City,Macao,China,999078"],"affiliations":[{"raw_affiliation_string":"University of Macau,State Key Laboratory of Internet of Things for Smart City,Macao,China,999078","institution_ids":["https://openalex.org/I6469544","https://openalex.org/I204512498"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085018249","display_name":"Qiaoyan Peng","orcid":"https://orcid.org/0009-0001-0937-9374"},"institutions":[{"id":"https://openalex.org/I6469544","display_name":"City University of Macau","ror":"https://ror.org/04gpd4q15","country_code":"MO","type":"education","lineage":["https://openalex.org/I6469544"]},{"id":"https://openalex.org/I204512498","display_name":"University of Macau","ror":"https://ror.org/01r4q9n85","country_code":"MO","type":"education","lineage":["https://openalex.org/I204512498"]}],"countries":["MO"],"is_corresponding":false,"raw_author_name":"Qiaoyan Peng","raw_affiliation_strings":["University of Macau,State Key Laboratory of Internet of Things for Smart City,Macao,China,999078"],"affiliations":[{"raw_affiliation_string":"University of Macau,State Key Laboratory of Internet of Things for Smart City,Macao,China,999078","institution_ids":["https://openalex.org/I6469544","https://openalex.org/I204512498"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085139685","display_name":"Jintao Wang","orcid":"https://orcid.org/0000-0002-3203-1413"},"institutions":[{"id":"https://openalex.org/I6469544","display_name":"City University of Macau","ror":"https://ror.org/04gpd4q15","country_code":"MO","type":"education","lineage":["https://openalex.org/I6469544"]},{"id":"https://openalex.org/I204512498","display_name":"University of Macau","ror":"https://ror.org/01r4q9n85","country_code":"MO","type":"education","lineage":["https://openalex.org/I204512498"]}],"countries":["MO"],"is_corresponding":false,"raw_author_name":"Jintao Wang","raw_affiliation_strings":["University of Macau,State Key Laboratory of Internet of Things for Smart City,Macao,China,999078"],"affiliations":[{"raw_affiliation_string":"University of Macau,State Key Laboratory of Internet of Things for Smart City,Macao,China,999078","institution_ids":["https://openalex.org/I6469544","https://openalex.org/I204512498"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083945604","display_name":"Zheyi Pei","orcid":null},"institutions":[{"id":"https://openalex.org/I204512498","display_name":"University of Macau","ror":"https://ror.org/01r4q9n85","country_code":"MO","type":"education","lineage":["https://openalex.org/I204512498"]},{"id":"https://openalex.org/I6469544","display_name":"City University of Macau","ror":"https://ror.org/04gpd4q15","country_code":"MO","type":"education","lineage":["https://openalex.org/I6469544"]}],"countries":["MO"],"is_corresponding":false,"raw_author_name":"Ziqian Pei","raw_affiliation_strings":["University of Macau,State Key Laboratory of Internet of Things for Smart City,Macao,China,999078"],"affiliations":[{"raw_affiliation_string":"University of Macau,State Key Laboratory of Internet of Things for Smart City,Macao,China,999078","institution_ids":["https://openalex.org/I6469544","https://openalex.org/I204512498"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112316377","display_name":"Shaodan Ma","orcid":null},"institutions":[{"id":"https://openalex.org/I6469544","display_name":"City University of Macau","ror":"https://ror.org/04gpd4q15","country_code":"MO","type":"education","lineage":["https://openalex.org/I6469544"]},{"id":"https://openalex.org/I204512498","display_name":"University of Macau","ror":"https://ror.org/01r4q9n85","country_code":"MO","type":"education","lineage":["https://openalex.org/I204512498"]}],"countries":["MO"],"is_corresponding":false,"raw_author_name":"Shaodan Ma","raw_affiliation_strings":["University of Macau,State Key Laboratory of Internet of Things for Smart City,Macao,China,999078"],"affiliations":[{"raw_affiliation_string":"University of Macau,State Key Laboratory of Internet of Things for Smart City,Macao,China,999078","institution_ids":["https://openalex.org/I6469544","https://openalex.org/I204512498"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5102546333"],"corresponding_institution_ids":["https://openalex.org/I204512498","https://openalex.org/I6469544"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.25438864,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"3230","last_page":"3235"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9988999962806702,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9983999729156494,"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/telecommunications-link","display_name":"Telecommunications link","score":0.7818999886512756},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6590999960899353},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.6140000224113464},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.516700029373169},{"id":"https://openalex.org/keywords/mode","display_name":"Mode (computer interface)","score":0.47929999232292175},{"id":"https://openalex.org/keywords/reflection","display_name":"Reflection (computer programming)","score":0.477400004863739},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.4700999855995178},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"Energy consumption","score":0.3684000074863434},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.36039999127388}],"concepts":[{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7818999886512756},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7124999761581421},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6590999960899353},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6140000224113464},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5392000079154968},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.516700029373169},{"id":"https://openalex.org/C48677424","wikidata":"https://www.wikidata.org/wiki/Q6888088","display_name":"Mode (computer interface)","level":2,"score":0.47929999232292175},{"id":"https://openalex.org/C65682993","wikidata":"https://www.wikidata.org/wiki/Q1056451","display_name":"Reflection (computer programming)","level":2,"score":0.477400004863739},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.4700999855995178},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.3684000074863434},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.36039999127388},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.36010000109672546},{"id":"https://openalex.org/C60448319","wikidata":"https://www.wikidata.org/wiki/Q154021","display_name":"Block cipher mode of operation","level":2,"score":0.3328999876976013},{"id":"https://openalex.org/C13355873","wikidata":"https://www.wikidata.org/wiki/Q2920850","display_name":"Connection (principal bundle)","level":2,"score":0.3278999924659729},{"id":"https://openalex.org/C135692309","wikidata":"https://www.wikidata.org/wiki/Q111124","display_name":"Square (algebra)","level":2,"score":0.3208000063896179},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.31949999928474426},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.3174999952316284},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.314300000667572},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.30709999799728394},{"id":"https://openalex.org/C208081375","wikidata":"https://www.wikidata.org/wiki/Q274502","display_name":"Degrees of freedom (physics and chemistry)","level":2,"score":0.29750001430511475},{"id":"https://openalex.org/C2775957982","wikidata":"https://www.wikidata.org/wiki/Q5283138","display_name":"Distributed antenna system","level":3,"score":0.2937999963760376},{"id":"https://openalex.org/C62191587","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Antenna array","level":3,"score":0.28450000286102295},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.28369998931884766},{"id":"https://openalex.org/C143635782","wikidata":"https://www.wikidata.org/wiki/Q1187868","display_name":"Smart antenna","level":4,"score":0.2809000015258789},{"id":"https://openalex.org/C2984118289","wikidata":"https://www.wikidata.org/wiki/Q29954","display_name":"Power consumption","level":3,"score":0.2759999930858612},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.26919999718666077},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.26750001311302185},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.25929999351501465},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.25200000405311584}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc52391.2025.11161670","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc52391.2025.11161670","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2025 - IEEE International Conference on Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G7283015255","display_name":null,"funder_award_id":"EF2023-00234-IOTSC","funder_id":"https://openalex.org/F4320325666","funder_display_name":"Sveriges Kommuner och Landsting"}],"funders":[{"id":"https://openalex.org/F4320325666","display_name":"Sveriges Kommuner och Landsting","ror":"https://ror.org/053m0aq28"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1956027752","https://openalex.org/W1970830346","https://openalex.org/W3159402647","https://openalex.org/W3189447947","https://openalex.org/W4313001863","https://openalex.org/W4386449985","https://openalex.org/W4391215824","https://openalex.org/W4391547876","https://openalex.org/W4396909820","https://openalex.org/W4401747964","https://openalex.org/W4402630619","https://openalex.org/W4403096080","https://openalex.org/W4403635734","https://openalex.org/W4408859522"],"related_works":[],"abstract_inverted_index":{"Distributed":[0],"antenna":[1,55],"system":[2,94,114],"(DAS)":[3],"has":[4,60],"been":[5],"extensively":[6],"applied":[7],"in":[8,93,108,149,162],"millimeter-wave":[9],"(mmWave)":[10],"communications":[11],"due":[12],"to":[13,33,127],"its":[14],"geographically":[15],"dispersed":[16],"and":[17,30,37,56,74,115,137,145,165],"cooperating":[18],"antennas.":[19],"Incorporating":[20],"reconfigurable":[21,53],"intelligent":[22],"surfaces":[23],"(RISs)":[24],"into":[25],"DAS":[26],"is":[27],"a":[28,117],"promising":[29],"effective":[31],"approach":[32],"reducing":[34],"hardware":[35],"costs":[36],"energy":[38],"consumption":[39],"while":[40],"simultaneously":[41],"maintaining":[42],"the":[43,72,75,101,109,130,134,138,142,146,150,156,159,167,170],"benefits":[44],"of":[45,90,158,169],"distributed":[46,54],"gains.":[47],"Recently,":[48],"an":[49,87],"innovative":[50],"architecture":[51],"named":[52],"reflecting":[57],"surface":[58],"(RDARS)":[59],"attracted":[61],"significant":[62],"attention":[63],"as":[64],"each":[65],"element":[66],"can":[67],"be":[68],"flexibly":[69],"switched":[70],"between":[71],"connection":[73,151],"reflection":[76],"modes.":[77],"This":[78],"dynamic":[79],"mode":[80,135],"switching":[81],"offers":[82],"substantial":[83],"gains":[84],"by":[85],"providing":[86],"additional":[88],"degree":[89],"freedom":[91],"(DoF)":[92],"design.":[95],"In":[96],"this":[97],"paper,":[98],"we":[99],"investigate":[100],"weighted":[102,120],"sum":[103],"rate":[104],"(WSR)":[105],"optimization":[106],"problem":[107],"RDARS-aided":[110],"downlink":[111],"mmWave":[112],"multi-user":[113],"propose":[116],"penalty":[118],"item-based":[119],"minimum":[121],"mean":[122],"square":[123],"error":[124],"(PWM)":[125],"algorithm":[126],"jointly":[128],"optimize":[129],"passive":[131],"phase":[132],"coefficients,":[133],"switching,":[136],"active":[139],"beamforming":[140],"for":[141],"base":[143],"station":[144],"RDARS":[147,160],"elements":[148],"mode.":[152],"Numerical":[153],"results":[154],"demonstrate":[155],"superiority":[157],"structure":[161],"improving":[163],"WSR":[164],"verify":[166],"effectiveness":[168],"proposed":[171],"PWM":[172],"algorithm.":[173]},"counts_by_year":[],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
