{"id":"https://openalex.org/W4317418814","doi":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012776","title":"Joint RIS Calibration and Multi-User Positioning","display_name":"Joint RIS Calibration and Multi-User Positioning","publication_year":2022,"publication_date":"2022-09-01","ids":{"openalex":"https://openalex.org/W4317418814","doi":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012776"},"language":"en","primary_location":{"id":"doi:10.1109/vtc2022-fall57202.2022.10012776","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012776","pdf_url":null,"source":{"id":"https://openalex.org/S4363607792","display_name":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://research.chalmers.se/en/publication/846246ee-2603-41d1-ab0f-65a08725907b","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5076111727","display_name":"Yi Lu","orcid":"https://orcid.org/0000-0002-8279-8372"},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]}],"countries":["FI"],"is_corresponding":true,"raw_author_name":"Yi Lu","raw_affiliation_strings":["Tampere University,Electrical Engineering,Finland","Electrical Engineering, Tampere University, Finland"],"affiliations":[{"raw_affiliation_string":"Tampere University,Electrical Engineering,Finland","institution_ids":["https://openalex.org/I166825849"]},{"raw_affiliation_string":"Electrical Engineering, Tampere University, Finland","institution_ids":["https://openalex.org/I166825849"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100725055","display_name":"Hui Chen","orcid":"https://orcid.org/0000-0002-9345-9966"},"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":"Hui Chen","raw_affiliation_strings":["Chalmers University of Technology,Sweden","Chalmers University of Technology, Sweden"],"affiliations":[{"raw_affiliation_string":"Chalmers University of Technology,Sweden","institution_ids":["https://openalex.org/I66862912"]},{"raw_affiliation_string":"Chalmers University of Technology, Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044609448","display_name":"Jukka Talvitie","orcid":"https://orcid.org/0000-0001-7685-7666"},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Jukka Talvitie","raw_affiliation_strings":["Tampere University,Electrical Engineering,Finland","Electrical Engineering, Tampere University, Finland"],"affiliations":[{"raw_affiliation_string":"Tampere University,Electrical Engineering,Finland","institution_ids":["https://openalex.org/I166825849"]},{"raw_affiliation_string":"Electrical Engineering, Tampere University, Finland","institution_ids":["https://openalex.org/I166825849"]}]},{"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":["Chalmers University of Technology,Sweden","Chalmers University of Technology, Sweden"],"affiliations":[{"raw_affiliation_string":"Chalmers University of Technology,Sweden","institution_ids":["https://openalex.org/I66862912"]},{"raw_affiliation_string":"Chalmers University of Technology, Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054197935","display_name":"Mikko Valkama","orcid":"https://orcid.org/0000-0003-0361-0800"},"institutions":[{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Mikko Valkama","raw_affiliation_strings":["Tampere University,Electrical Engineering,Finland","Electrical Engineering, Tampere University, Finland"],"affiliations":[{"raw_affiliation_string":"Tampere University,Electrical Engineering,Finland","institution_ids":["https://openalex.org/I166825849"]},{"raw_affiliation_string":"Electrical Engineering, Tampere University, Finland","institution_ids":["https://openalex.org/I166825849"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5076111727"],"corresponding_institution_ids":["https://openalex.org/I166825849"],"apc_list":null,"apc_paid":null,"fwci":2.559,"has_fulltext":true,"cited_by_count":8,"citation_normalized_percentile":{"value":0.91859516,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9965000152587891,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9879999756813049,"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/base-station","display_name":"Base station","score":0.7534271478652954},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7424101829528809},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.5975929498672485},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.5645833611488342},{"id":"https://openalex.org/keywords/terminal","display_name":"Terminal (telecommunication)","score":0.5245566368103027},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.5135210156440735},{"id":"https://openalex.org/keywords/component","display_name":"Component (thermodynamics)","score":0.5095715522766113},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.48846760392189026},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.48493674397468567},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.47915974259376526},{"id":"https://openalex.org/keywords/state","display_name":"State (computer science)","score":0.4761731028556824},{"id":"https://openalex.org/keywords/multi-user","display_name":"Multi-user","score":0.4157281517982483},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.35181066393852234},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2178141474723816},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.15689459443092346},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12845656275749207},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.0856541097164154}],"concepts":[{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.7534271478652954},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7424101829528809},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.5975929498672485},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.5645833611488342},{"id":"https://openalex.org/C2779664074","wikidata":"https://www.wikidata.org/wiki/Q3518405","display_name":"Terminal (telecommunication)","level":2,"score":0.5245566368103027},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.5135210156440735},{"id":"https://openalex.org/C168167062","wikidata":"https://www.wikidata.org/wiki/Q1117970","display_name":"Component (thermodynamics)","level":2,"score":0.5095715522766113},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.48846760392189026},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.48493674397468567},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.47915974259376526},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.4761731028556824},{"id":"https://openalex.org/C2778002699","wikidata":"https://www.wikidata.org/wiki/Q876057","display_name":"Multi-user","level":2,"score":0.4157281517982483},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.35181066393852234},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2178141474723816},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.15689459443092346},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12845656275749207},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0856541097164154},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/vtc2022-fall57202.2022.10012776","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012776","pdf_url":null,"source":{"id":"https://openalex.org/S4363607792","display_name":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall)","raw_type":"proceedings-article"},{"id":"pmh:oai:research.chalmers.se:534500","is_oa":true,"landing_page_url":"http://doi.org/10.1109/VTC2022-Fall57202.2022.10012776","pdf_url":"https://research.chalmers.se/en/publication/846246ee-2603-41d1-ab0f-65a08725907b","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":""},{"id":"pmh:oai:zenodo.org:7553799","is_oa":true,"landing_page_url":"https://zenodo.org/record/7553799","pdf_url":"https://zenodo.org/record/7553799","source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferencePaper"},{"id":"pmh:oai:trepo.tuni.fi:10024/224347","is_oa":false,"landing_page_url":"https://trepo.tuni.fi/handle/10024/224347","pdf_url":null,"source":{"id":"https://openalex.org/S7407055260","display_name":"Trepo - Institutional Repository of Tampere University","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference"}],"best_oa_location":{"id":"pmh:oai:research.chalmers.se:534500","is_oa":true,"landing_page_url":"http://doi.org/10.1109/VTC2022-Fall57202.2022.10012776","pdf_url":"https://research.chalmers.se/en/publication/846246ee-2603-41d1-ab0f-65a08725907b","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":""},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321108","display_name":"Academy of Finland","ror":"https://ror.org/05k73zm37"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4317418814.pdf","grobid_xml":"https://content.openalex.org/works/W4317418814.grobid-xml"},"referenced_works_count":26,"referenced_works":["https://openalex.org/W250076511","https://openalex.org/W1542938076","https://openalex.org/W2490436153","https://openalex.org/W2735938380","https://openalex.org/W2968810373","https://openalex.org/W2981426306","https://openalex.org/W3033425325","https://openalex.org/W3034968889","https://openalex.org/W3038076970","https://openalex.org/W3043119790","https://openalex.org/W3045635192","https://openalex.org/W3088007697","https://openalex.org/W3092446067","https://openalex.org/W3099076822","https://openalex.org/W3189447947","https://openalex.org/W3191464461","https://openalex.org/W3197614439","https://openalex.org/W3202940227","https://openalex.org/W3206511420","https://openalex.org/W3213375033","https://openalex.org/W3213956158","https://openalex.org/W3214522918","https://openalex.org/W3216379160","https://openalex.org/W4206696670","https://openalex.org/W4225905873","https://openalex.org/W4231661622"],"related_works":["https://openalex.org/W3211557223","https://openalex.org/W1528816634","https://openalex.org/W2007036916","https://openalex.org/W4206528302","https://openalex.org/W872563264","https://openalex.org/W2164087676","https://openalex.org/W4240867999","https://openalex.org/W4292461442","https://openalex.org/W2126963867","https://openalex.org/W2950366850"],"abstract_inverted_index":{"Reconfigurable":[0],"intelligent":[1,20],"surfaces":[2],"(RISs)":[3],"are":[4],"expected":[5],"to":[6,53,167,172],"be":[7,66],"a":[8,17,37,43,95,115,122,168],"key":[9],"component":[10],"enabling":[11],"the":[12,27,55,70,82,92,105,111,127,132,142,150,156,163,175],"mobile":[13],"network":[14],"evolution":[15],"towards":[16],"flexible":[18],"and":[19,51,90,99,125,137],"6G":[21],"wireless":[22],"platform.":[23],"In":[24,77],"most":[25],"of":[26,48,94,134,145],"research":[28],"works":[29],"so":[30],"far,":[31],"RIS":[32,71,83,97,160],"has":[33],"been":[34],"treated":[35],"as":[36],"passive":[38],"base":[39],"station":[40],"(BS)":[41],"with":[42,121],"known":[44],"state,":[45],"in":[46,114],"terms":[47],"its":[49],"location":[50],"orientation,":[52],"boost":[54],"communication":[56],"and/or":[57],"terminal":[58],"positioning":[59,101],"performance.":[60,178],"However,":[61],"such":[62],"performance":[63,93,152,157],"gains":[64],"cannot":[65],"guaranteed":[67],"anymore":[68],"when":[69],"state":[72,84,176],"is":[73,165],"not":[74],"perfectly":[75],"known.":[76],"this":[78],"paper,":[79],"by":[80],"taking":[81],"uncertainty":[85],"into":[86],"account,":[87],"we":[88,109],"formulate":[89,110],"study":[91,164],"joint":[96],"calibration":[98],"user":[100,136,147],"(JrCUP)":[102],"scheme.":[103],"From":[104],"Fisher":[106],"information":[107],"perspective,":[108],"JrCUP":[112,151],"problem":[113],"network-centric":[116],"single-input":[117],"multiple-output":[118],"(SIMO)":[119],"scenario":[120],"single":[123],"BS,":[124],"derive":[126],"analytical":[128],"lower":[129],"bound":[130],"for":[131],"states":[133],"both":[135],"RIS.":[138],"We":[139],"also":[140,154],"demonstrate":[141],"geometric":[143],"impact":[144],"different":[146,159],"locations":[148],"on":[149],"while":[153],"characterizing":[155],"under":[158],"sizes.":[161],"Finally,":[162],"extended":[166],"multiuser":[169],"scenario,":[170],"shown":[171],"further":[173],"improve":[174],"estimation":[177]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":1}],"updated_date":"2026-04-15T08:11:43.952461","created_date":"2025-10-10T00:00:00"}