{"id":"https://openalex.org/W4206247703","doi":"https://doi.org/10.1109/lwc.2021.3134826","title":"Low-Complexity Downlink Channel Estimation in mmWave Multiple-Input Single-Output Systems","display_name":"Low-Complexity Downlink Channel Estimation in mmWave Multiple-Input Single-Output Systems","publication_year":2021,"publication_date":"2021-12-13","ids":{"openalex":"https://openalex.org/W4206247703","doi":"https://doi.org/10.1109/lwc.2021.3134826"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2021.3134826","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2021.3134826","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://research.chalmers.se/publication/528000/file/528000_Fulltext.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5040138866","display_name":"Alessio Fascista","orcid":"https://orcid.org/0000-0001-6645-6391"},"institutions":[{"id":"https://openalex.org/I4210096856","display_name":"Innovation Engineering (Italy)","ror":"https://ror.org/00sxjp357","country_code":"IT","type":"company","lineage":["https://openalex.org/I4210096856"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Alessio Fascista","raw_affiliation_strings":["Department of Innovation Engineering, Universit&#x00E0; del Salento, Via Monteroni, Lecce, Italy"],"raw_orcid":"https://orcid.org/0000-0001-6645-6391","affiliations":[{"raw_affiliation_string":"Department of Innovation Engineering, Universit&#x00E0; del Salento, Via Monteroni, Lecce, Italy","institution_ids":["https://openalex.org/I4210096856"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109474012","display_name":"Alessandro Monte","orcid":null},"institutions":[{"id":"https://openalex.org/I4210096856","display_name":"Innovation Engineering (Italy)","ror":"https://ror.org/00sxjp357","country_code":"IT","type":"company","lineage":["https://openalex.org/I4210096856"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Alessandro De Monte","raw_affiliation_strings":["Department of Innovation Engineering, Universit&#x00E0; del Salento, Via Monteroni, Lecce, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Innovation Engineering, Universit&#x00E0; del Salento, Via Monteroni, Lecce, Italy","institution_ids":["https://openalex.org/I4210096856"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043275553","display_name":"Angelo Coluccia","orcid":"https://orcid.org/0000-0001-7118-9734"},"institutions":[{"id":"https://openalex.org/I4210096856","display_name":"Innovation Engineering (Italy)","ror":"https://ror.org/00sxjp357","country_code":"IT","type":"company","lineage":["https://openalex.org/I4210096856"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Angelo Coluccia","raw_affiliation_strings":["Department of Innovation Engineering, Universit&#x00E0; del Salento, Via Monteroni, Lecce, Italy"],"raw_orcid":"https://orcid.org/0000-0001-7118-9734","affiliations":[{"raw_affiliation_string":"Department of Innovation Engineering, Universit&#x00E0; del Salento, Via Monteroni, Lecce, Italy","institution_ids":["https://openalex.org/I4210096856"]}]},{"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"],"raw_orcid":"https://orcid.org/0000-0002-1298-6159","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/A5083585913","display_name":"Gonzalo Seco\u2010Granados","orcid":"https://orcid.org/0000-0003-2494-6872"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gonzalo Seco-Granados","raw_affiliation_strings":["Department of Telecommunications and Systems Engineering, Universitat Aut&#x00F2;noma de Barcelona, Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0003-2494-6872","affiliations":[{"raw_affiliation_string":"Department of Telecommunications and Systems Engineering, Universitat Aut&#x00F2;noma de Barcelona, Barcelona, Spain","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.2844,"has_fulltext":true,"cited_by_count":21,"citation_normalized_percentile":{"value":0.78969991,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"11","issue":"3","first_page":"518","last_page":"522"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":1.0,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":1.0,"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/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/T12146","display_name":"Power Line Communications and Noise","score":0.9991000294685364,"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":0.8421587944030762},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7825161218643188},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6391357779502869},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.5747444033622742},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.5507715940475464},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.5389571785926819},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.41141822934150696},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3270215392112732},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.30317866802215576},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.13397377729415894},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09154638648033142}],"concepts":[{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.8421587944030762},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7825161218643188},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6391357779502869},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.5747444033622742},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.5507715940475464},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.5389571785926819},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.41141822934150696},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3270215392112732},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.30317866802215576},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13397377729415894},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09154638648033142},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/lwc.2021.3134826","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2021.3134826","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","raw_type":"journal-article"},{"id":"pmh:oai:research.chalmers.se:528000","is_oa":true,"landing_page_url":"https://research.chalmers.se/en/publication/1ed40d90-a3a8-49bf-8574-d77f3364cfe9","pdf_url":"https://research.chalmers.se/publication/528000/file/528000_Fulltext.pdf","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":null},{"id":"pmh:oai:research.chalmers.se:527907","is_oa":false,"landing_page_url":"https://research.chalmers.se/en/publication/527907","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":null}],"best_oa_location":{"id":"pmh:oai:research.chalmers.se:528000","is_oa":true,"landing_page_url":"https://research.chalmers.se/en/publication/1ed40d90-a3a8-49bf-8574-d77f3364cfe9","pdf_url":"https://research.chalmers.se/publication/528000/file/528000_Fulltext.pdf","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":null},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.5199999809265137}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4206247703.pdf","grobid_xml":"https://content.openalex.org/works/W4206247703.grobid-xml"},"referenced_works_count":20,"referenced_works":["https://openalex.org/W1578217165","https://openalex.org/W2031858701","https://openalex.org/W2075148031","https://openalex.org/W2116193517","https://openalex.org/W2116334496","https://openalex.org/W2141682101","https://openalex.org/W2189661557","https://openalex.org/W2553591559","https://openalex.org/W2593683299","https://openalex.org/W2740937005","https://openalex.org/W2910407148","https://openalex.org/W2963478408","https://openalex.org/W2964241387","https://openalex.org/W2988443912","https://openalex.org/W2995103770","https://openalex.org/W2997912402","https://openalex.org/W3015261402","https://openalex.org/W3034448035","https://openalex.org/W3098870078","https://openalex.org/W3135265053"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W1995129237","https://openalex.org/W4388081250","https://openalex.org/W2909457694","https://openalex.org/W1761601995","https://openalex.org/W2904599916","https://openalex.org/W4321608401","https://openalex.org/W2161045342","https://openalex.org/W2943002782"],"abstract_inverted_index":{"This":[0],"letter":[1],"tackles":[2],"the":[3,25,55,62,67],"problem":[4],"of":[5,41,45,61],"channel":[6,63],"estimation":[7,31],"in":[8,24,39],"mmWave":[9],"multiple-input":[10],"single-output":[11],"systems,":[12],"where":[13],"users":[14],"are":[15,33],"equipped":[16],"with":[17],"single-antenna":[18],"receivers.":[19],"By":[20],"leveraging":[21],"broadcast":[22],"transmissions":[23],"downlink":[26],"channel,":[27],"two":[28],"novel":[29],"low-complexity":[30],"approaches":[32],"devised,":[34],"able":[35],"to":[36,75],"operate":[37],"even":[38],"presence":[40],"a":[42],"reduced":[43],"number":[44],"transmit":[46],"antennas":[47],"or":[48],"limited":[49],"bandwidth.":[50],"Numerical":[51],"results":[52],"show":[53],"that":[54],"proposed":[56],"algorithms":[57],"provide":[58],"accurate":[59],"estimates":[60],"parameters,":[64],"achieving":[65],"at":[66],"same":[68],"time":[69],"about":[70],"50%":[71],"complexity":[72],"reduction":[73],"compared":[74],"existing":[76],"approaches.":[77]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":7}],"updated_date":"2026-07-15T18:14:33.161393","created_date":"2025-10-10T00:00:00"}
