{"id":"https://openalex.org/W3144244478","doi":"https://doi.org/10.1109/twc.2021.3070064","title":"Channel Estimation for RIS-Aided mmWave MIMO Systems via Atomic Norm Minimization","display_name":"Channel Estimation for RIS-Aided mmWave MIMO Systems via Atomic Norm Minimization","publication_year":2021,"publication_date":"2021-04-07","ids":{"openalex":"https://openalex.org/W3144244478","doi":"https://doi.org/10.1109/twc.2021.3070064","mag":"3144244478"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2021.3070064","is_oa":true,"landing_page_url":"https://doi.org/10.1109/twc.2021.3070064","pdf_url":"https://ieeexplore.ieee.org/ielx7/7693/9531988/09398559.pdf","source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Wireless Communications","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://ieeexplore.ieee.org/ielx7/7693/9531988/09398559.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5039927858","display_name":"Jiguang He","orcid":"https://orcid.org/0000-0002-6227-2138"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":true,"raw_author_name":"Jiguang He","raw_affiliation_strings":["Centre for Wireless Communications, University of Oulu, Oulu, Finland"],"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033860704","display_name":"Henk Wymeersch","orcid":"https://orcid.org/0000-0002-1298-6159"},"institutions":[{"id":"https://openalex.org/I66862912","display_name":"Chalmers University of Technology","ror":"https://ror.org/040wg7k59","country_code":"SE","type":"education","lineage":["https://openalex.org/I66862912"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Henk Wymeersch","raw_affiliation_strings":["Department of Electrical Engineering, Chalmers University of Technology, Gothenburg, Sweden"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Chalmers University of Technology, Gothenburg, Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029534229","display_name":"Markku Juntti","orcid":"https://orcid.org/0000-0002-5413-1896"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Markku Juntti","raw_affiliation_strings":["Centre for Wireless Communications, University of Oulu, Oulu, Finland"],"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5039927858"],"corresponding_institution_ids":["https://openalex.org/I98381234"],"apc_list":null,"apc_paid":null,"fwci":24.084,"has_fulltext":true,"cited_by_count":305,"citation_normalized_percentile":{"value":0.99821337,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":"20","issue":"9","first_page":"5786","last_page":"5797"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9961000084877014,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9958999752998352,"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/mimo","display_name":"MIMO","score":0.7093878984451294},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6485463380813599},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6378337144851685},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.6323338150978088},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6038492321968079},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5405593514442444},{"id":"https://openalex.org/keywords/path-loss","display_name":"Path loss","score":0.5245243310928345},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4529345631599426},{"id":"https://openalex.org/keywords/cram\u00e9r\u2013rao-bound","display_name":"Cram\u00e9r\u2013Rao bound","score":0.43185490369796753},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.4208317995071411},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.41221749782562256},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.36504366993904114},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3433619439601898},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.32472309470176697},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2987510561943054},{"id":"https://openalex.org/keywords/estimation-theory","display_name":"Estimation theory","score":0.29589927196502686},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2912105321884155},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12649857997894287}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7093878984451294},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6485463380813599},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6378337144851685},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6323338150978088},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6038492321968079},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5405593514442444},{"id":"https://openalex.org/C194273485","wikidata":"https://www.wikidata.org/wiki/Q1478845","display_name":"Path loss","level":3,"score":0.5245243310928345},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4529345631599426},{"id":"https://openalex.org/C4978587","wikidata":"https://www.wikidata.org/wiki/Q1138810","display_name":"Cram\u00e9r\u2013Rao bound","level":3,"score":0.43185490369796753},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.4208317995071411},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.41221749782562256},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.36504366993904114},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3433619439601898},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.32472309470176697},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2987510561943054},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.29589927196502686},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2912105321884155},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12649857997894287},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/twc.2021.3070064","is_oa":true,"landing_page_url":"https://doi.org/10.1109/twc.2021.3070064","pdf_url":"https://ieeexplore.ieee.org/ielx7/7693/9531988/09398559.pdf","source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Wireless Communications","raw_type":"journal-article"},{"id":"pmh:oai:research.chalmers.se:523464","is_oa":false,"landing_page_url":"https://research.chalmers.se/en/publication/523464","pdf_url":null,"source":{"id":"https://openalex.org/S4306402469","display_name":"Chalmers Research (Chalmers University of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I66862912","host_organization_name":"Chalmers University of Technology","host_organization_lineage":["https://openalex.org/I66862912"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":""}],"best_oa_location":{"id":"doi:10.1109/twc.2021.3070064","is_oa":true,"landing_page_url":"https://doi.org/10.1109/twc.2021.3070064","pdf_url":"https://ieeexplore.ieee.org/ielx7/7693/9531988/09398559.pdf","source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Wireless Communications","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.47999998927116394}],"awards":[{"id":"https://openalex.org/G2233970342","display_name":null,"funder_award_id":"2018-0370","funder_id":"https://openalex.org/F4320322581","funder_display_name":"Vetenskapsr\u00e5det"},{"id":"https://openalex.org/G3271398155","display_name":null,"funder_award_id":"871464","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G3609107129","display_name":null,"funder_award_id":"Grant","funder_id":"https://openalex.org/F4320321108","funder_display_name":"Academy of Finland"},{"id":"https://openalex.org/G4041173151","display_name":null,"funder_award_id":"2018-03701","funder_id":"https://openalex.org/F4320322581","funder_display_name":"Vetenskapsr\u00e5det"},{"id":"https://openalex.org/G4230935547","display_name":null,"funder_award_id":"318927","funder_id":"https://openalex.org/F4320321108","funder_display_name":"Academy of Finland"},{"id":"https://openalex.org/G712881263","display_name":null,"funder_award_id":"2018-","funder_id":"https://openalex.org/F4320322581","funder_display_name":"Vetenskapsr\u00e5det"},{"id":"https://openalex.org/G8031623632","display_name":"Technical and environmental analysis of advanced strategies for the energy\nvalorisation of biomass","funder_award_id":"318927","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G8051717526","display_name":null,"funder_award_id":"Grant","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G8318064016","display_name":null,"funder_award_id":"Horizon","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G911369737","display_name":null,"funder_award_id":"871464 (ARIADNE)","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320321108","display_name":"Academy of Finland","ror":"https://ror.org/05k73zm37"},{"id":"https://openalex.org/F4320322581","display_name":"Vetenskapsr\u00e5det","ror":"https://ror.org/03zttf063"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3144244478.pdf","grobid_xml":"https://content.openalex.org/works/W3144244478.grobid-xml"},"referenced_works_count":65,"referenced_works":["https://openalex.org/W624827785","https://openalex.org/W1971443733","https://openalex.org/W1991056455","https://openalex.org/W2028191993","https://openalex.org/W2053521124","https://openalex.org/W2111953900","https://openalex.org/W2113638573","https://openalex.org/W2116334496","https://openalex.org/W2117206394","https://openalex.org/W2127271355","https://openalex.org/W2128131274","https://openalex.org/W2195693430","https://openalex.org/W2329274862","https://openalex.org/W2339667469","https://openalex.org/W2400598469","https://openalex.org/W2565293665","https://openalex.org/W2614889182","https://openalex.org/W2617211273","https://openalex.org/W2735938380","https://openalex.org/W2771648045","https://openalex.org/W2783112387","https://openalex.org/W2945534522","https://openalex.org/W2948573205","https://openalex.org/W2950077417","https://openalex.org/W2951803484","https://openalex.org/W2953226670","https://openalex.org/W2963121727","https://openalex.org/W2963129504","https://openalex.org/W2963149138","https://openalex.org/W2964066573","https://openalex.org/W2964106337","https://openalex.org/W2968810373","https://openalex.org/W2981792785","https://openalex.org/W2985466239","https://openalex.org/W2990747873","https://openalex.org/W2994869102","https://openalex.org/W2995554704","https://openalex.org/W2996313530","https://openalex.org/W3010695123","https://openalex.org/W3015419519","https://openalex.org/W3032095193","https://openalex.org/W3035049807","https://openalex.org/W3035217884","https://openalex.org/W3035697429","https://openalex.org/W3038076970","https://openalex.org/W3038434984","https://openalex.org/W3039576648","https://openalex.org/W3041653465","https://openalex.org/W3049332737","https://openalex.org/W3092446067","https://openalex.org/W3100075210","https://openalex.org/W3101955402","https://openalex.org/W3105629297","https://openalex.org/W3115103619","https://openalex.org/W3120822682","https://openalex.org/W3129410599","https://openalex.org/W3132919426","https://openalex.org/W3134059753","https://openalex.org/W3171953287","https://openalex.org/W4288365549","https://openalex.org/W6762113363","https://openalex.org/W6776226871","https://openalex.org/W6781551139","https://openalex.org/W6783690608","https://openalex.org/W6790658284"],"related_works":["https://openalex.org/W2167568384","https://openalex.org/W2116541631","https://openalex.org/W2514205366","https://openalex.org/W3173074004","https://openalex.org/W1976511355","https://openalex.org/W2064335375","https://openalex.org/W2083202929","https://openalex.org/W2088352174","https://openalex.org/W2544668827","https://openalex.org/W1985632843"],"abstract_inverted_index":{"A":[0],"reconfigurable":[1],"intelligent":[2],"surface":[3],"(RIS)":[4],"can":[5],"shape":[6],"the":[7,15,25,31,35,44,49,54,62,75,83,115,124,132,137,140,143,154,161,168,176,185],"radio":[8],"propagation":[9,127],"environment":[10],"by":[11],"virtue":[12],"of":[13,34,43,126,136],"changing":[14],"impinging":[16],"electromagnetic":[17],"waves":[18],"towards":[19],"any":[20],"desired":[21],"directions,":[22],"thus,":[23],"breaking":[24],"general":[26],"Snell's":[27],"reflection":[28],"law.":[29],"However,":[30],"optimal":[32,162],"control":[33],"RIS":[36,84,141],"requires":[37],"perfect":[38],"channel":[39,66,93,116],"state":[40],"information":[41],"(CSI)":[42],"individual":[45],"channels":[46],"that":[47,167],"link":[48],"base":[50],"station":[51,56],"(BS)":[52],"and":[53,123,149,157,160],"mobile":[55],"(MS)":[57],"to":[58,70,82,112,175],"each":[59],"other":[60],"via":[61],"RIS.":[63],"Thereby":[64],"super-resolution":[65,172],"(parameter)":[67],"estimation":[68,94,173],"needs":[69],"be":[71],"efficiently":[72],"conducted":[73],"at":[74],"BS":[76],"or":[77],"MS":[78],"with":[79],"CSI":[80],"feedback":[81],"controller.":[85],"In":[86],"this":[87],"paper,":[88],"we":[89],"adopt":[90],"a":[91,104],"two-stage":[92],"scheme":[95,170],"for":[96],"RIS-aided":[97],"millimeter":[98],"wave":[99],"(mmWave)":[100],"MIMO":[101],"systems":[102],"without":[103],"direct":[105],"BS-MS":[106],"channel,":[107],"using":[108],"atomic":[109],"norm":[110],"minimization":[111],"sequentially":[113],"estimate":[114],"parameters,":[117,120],"i.e.,":[118],"angular":[119],"angle":[121],"differences,":[122],"products":[125],"path":[128],"gains.":[129],"We":[130],"evaluate":[131],"mean":[133],"square":[134],"error":[135],"parameter":[138],"estimates,":[139],"gains,":[142],"average":[144,150],"effective":[145],"spectrum":[146],"efficiency":[147],"bound,":[148],"squared":[151],"distance":[152],"between":[153],"designed":[155],"beamforming":[156],"combining":[158],"vectors":[159],"ones.":[163],"The":[164],"results":[165],"demonstrate":[166],"proposed":[169],"achieves":[171],"compared":[174],"existing":[177],"benchmark":[178],"schemes,":[179],"thus":[180],"offering":[181],"promising":[182],"performance":[183],"in":[184],"subsequent":[186],"data":[187],"transmission":[188],"phase.":[189]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":60},{"year":2024,"cited_by_count":75},{"year":2023,"cited_by_count":86},{"year":2022,"cited_by_count":53},{"year":2021,"cited_by_count":24},{"year":2020,"cited_by_count":3}],"updated_date":"2026-03-27T14:29:43.386196","created_date":"2025-10-10T00:00:00"}
