{"id":"https://openalex.org/W2576300659","doi":"https://doi.org/10.1109/latincom.2016.7811581","title":"On channel estimation for massive MIMO with pilot contamination and multipath fading channels","display_name":"On channel estimation for massive MIMO with pilot contamination and multipath fading channels","publication_year":2016,"publication_date":"2016-11-01","ids":{"openalex":"https://openalex.org/W2576300659","doi":"https://doi.org/10.1109/latincom.2016.7811581","mag":"2576300659"},"language":"en","primary_location":{"id":"doi:10.1109/latincom.2016.7811581","is_oa":false,"landing_page_url":"https://doi.org/10.1109/latincom.2016.7811581","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 8th IEEE Latin-American Conference on Communications (LATINCOM)","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/A5017715993","display_name":"Felipe A. P. de Figueiredo","orcid":"https://orcid.org/0000-0002-2167-7286"},"institutions":[{"id":"https://openalex.org/I4210090141","display_name":"Centre for Research and Development in Telecommunications (Brazil)","ror":"https://ror.org/00ej99c12","country_code":"BR","type":"company","lineage":["https://openalex.org/I4210090141"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Felipe A. P. de Figueiredo","raw_affiliation_strings":["CPaD - Research and Development Center on Telecommunications, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CPaD - Research and Development Center on Telecommunications, Brazil","institution_ids":["https://openalex.org/I4210090141"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070939631","display_name":"Fabiano Mathilde","orcid":null},"institutions":[{"id":"https://openalex.org/I4210090141","display_name":"Centre for Research and Development in Telecommunications (Brazil)","ror":"https://ror.org/00ej99c12","country_code":"BR","type":"company","lineage":["https://openalex.org/I4210090141"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Fabiano S. Mathilde","raw_affiliation_strings":["CPaD - Research and Development Center on Telecommunications, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CPaD - Research and Development Center on Telecommunications, Brazil","institution_ids":["https://openalex.org/I4210090141"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084611864","display_name":"Fabricio P. Santos","orcid":null},"institutions":[{"id":"https://openalex.org/I4210090141","display_name":"Centre for Research and Development in Telecommunications (Brazil)","ror":"https://ror.org/00ej99c12","country_code":"BR","type":"company","lineage":["https://openalex.org/I4210090141"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Fabricio P. Santos","raw_affiliation_strings":["CPaD - Research and Development Center on Telecommunications, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CPaD - Research and Development Center on Telecommunications, Brazil","institution_ids":["https://openalex.org/I4210090141"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102993182","display_name":"Fabbryccio A. C. M. Cardoso","orcid":"https://orcid.org/0000-0002-4995-7685"},"institutions":[{"id":"https://openalex.org/I4210090141","display_name":"Centre for Research and Development in Telecommunications (Brazil)","ror":"https://ror.org/00ej99c12","country_code":"BR","type":"company","lineage":["https://openalex.org/I4210090141"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Fabbryccio A. C. M. Cardoso","raw_affiliation_strings":["CPaD - Research and Development Center on Telecommunications, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CPaD - Research and Development Center on Telecommunications, Brazil","institution_ids":["https://openalex.org/I4210090141"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5068648984","display_name":"Gustavo Fraidenraich","orcid":"https://orcid.org/0000-0002-0517-1496"},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Gustavo Fraidenraich","raw_affiliation_strings":["DECOM/FEEC - State University of Campinas (UNICAMP), Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DECOM/FEEC - State University of Campinas (UNICAMP), Brazil","institution_ids":["https://openalex.org/I181391015"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9994000196456909,"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":0.9976999759674072,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.8860578536987305},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.7650272250175476},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6655170917510986},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6345523595809937},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.5982248783111572},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.5802542567253113},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5612507462501526},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4542551040649414},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.37944352626800537},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.3716772198677063},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2805880904197693},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2335752248764038}],"concepts":[{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.8860578536987305},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.7650272250175476},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6655170917510986},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6345523595809937},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.5982248783111572},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.5802542567253113},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5612507462501526},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4542551040649414},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.37944352626800537},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3716772198677063},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2805880904197693},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2335752248764038}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/latincom.2016.7811581","is_oa":false,"landing_page_url":"https://doi.org/10.1109/latincom.2016.7811581","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 8th IEEE Latin-American Conference on Communications (LATINCOM)","raw_type":"proceedings-article"},{"id":"pmh:oai:archive.ugent.be:8538679","is_oa":false,"landing_page_url":"http://hdl.handle.net/1854/LU-8538679","pdf_url":null,"source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISBN: 9781509051373","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1516185633","https://openalex.org/W1525535255","https://openalex.org/W1892892095","https://openalex.org/W1965392255","https://openalex.org/W2014447384","https://openalex.org/W2059335839","https://openalex.org/W2061134945","https://openalex.org/W2070856809","https://openalex.org/W2084304524","https://openalex.org/W2111113050","https://openalex.org/W2121315337","https://openalex.org/W2138706041","https://openalex.org/W2145013959","https://openalex.org/W2147601077","https://openalex.org/W3188818167","https://openalex.org/W4206180546","https://openalex.org/W6631362934"],"related_works":["https://openalex.org/W2376969857","https://openalex.org/W207732638","https://openalex.org/W2801592279","https://openalex.org/W4252788403","https://openalex.org/W2171869298","https://openalex.org/W2034040913","https://openalex.org/W2257001073","https://openalex.org/W1992602584","https://openalex.org/W2549306799","https://openalex.org/W1985266503"],"abstract_inverted_index":{"This":[0],"paper":[1],"introduces":[2],"a":[3],"simple":[4],"and":[5,87],"practical":[6,60],"channel":[7,22],"estimator":[8,77],"for":[9],"multipath":[10],"multi-cell":[11],"massive":[12],"MIMO":[13],"TDD":[14],"systems":[15],"with":[16],"pilot":[17,31],"contamination.":[18],"Least":[19],"squares":[20],"(LS)":[21],"estimators":[23,39,45,51],"present":[24,52,80],"low":[25],"performance":[26,90],"under":[27],"moderate":[28],"to":[29],"strong":[30],"contamination,":[32],"while":[33],"minimum":[34],"mean":[35],"square":[36],"error":[37],"(MMSE)":[38],"perform":[40],"much":[41],"better":[42],"than":[43],"LS":[44],"in":[46,59],"such":[47],"conditions.":[48],"However,":[49],"MMSE":[50,106],"an":[53],"issue":[54],"that":[55,91,103],"prevents":[56],"its":[57],"adoption":[58],"systems,":[61],"namely":[62],"the":[63,70,83,94,99,105],"assumption":[64],"there":[65],"is":[66],"perfect":[67],"knowledge":[68],"of":[69,82,96,98,104],"cross-cell":[71],"large":[72],"scale":[73],"coefficients.":[74],"The":[75],"proposed":[76],"does":[78],"not":[79],"any":[81],"issues":[84],"mentioned":[85],"above":[86],"additionally":[88],"provides":[89],"improves":[92],"as":[93],"number":[95],"paths":[97],"channels":[100],"increases,":[101],"reaching":[102],"estimator.":[107]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2017-01-26T00:00:00"}
