{"id":"https://openalex.org/W2770115825","doi":"https://doi.org/10.1109/afrcon.2017.8095479","title":"Comparison and analysis of massive MIMO linear precoding schemes in the downlink","display_name":"Comparison and analysis of massive MIMO linear precoding schemes in the downlink","publication_year":2017,"publication_date":"2017-09-01","ids":{"openalex":"https://openalex.org/W2770115825","doi":"https://doi.org/10.1109/afrcon.2017.8095479","mag":"2770115825"},"language":"en","primary_location":{"id":"doi:10.1109/afrcon.2017.8095479","is_oa":false,"landing_page_url":"https://doi.org/10.1109/afrcon.2017.8095479","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE AFRICON","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/A5057943760","display_name":"Emmanuel Mukubwa","orcid":"https://orcid.org/0000-0001-8242-3821"},"institutions":[{"id":"https://openalex.org/I177181097","display_name":"Durban University of Technology","ror":"https://ror.org/0303y7a51","country_code":"ZA","type":"education","lineage":["https://openalex.org/I177181097"]}],"countries":["ZA"],"is_corresponding":true,"raw_author_name":"Emmanuel Mukubwa","raw_affiliation_strings":["Department of Electronics, Durban University of Technology, Durban, South Africa"],"affiliations":[{"raw_affiliation_string":"Department of Electronics, Durban University of Technology, Durban, South Africa","institution_ids":["https://openalex.org/I177181097"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059194813","display_name":"O. Sokoya","orcid":null},"institutions":[{"id":"https://openalex.org/I177181097","display_name":"Durban University of Technology","ror":"https://ror.org/0303y7a51","country_code":"ZA","type":"education","lineage":["https://openalex.org/I177181097"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Oludare A. Sokoya","raw_affiliation_strings":["Department of Electronics, Durban University of Technology, Durban, South Africa"],"affiliations":[{"raw_affiliation_string":"Department of Electronics, Durban University of Technology, Durban, South Africa","institution_ids":["https://openalex.org/I177181097"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058599621","display_name":"Dimov Stoj\u010de Il\u010dev","orcid":"https://orcid.org/0009-0007-8590-9764"},"institutions":[{"id":"https://openalex.org/I177181097","display_name":"Durban University of Technology","ror":"https://ror.org/0303y7a51","country_code":"ZA","type":"education","lineage":["https://openalex.org/I177181097"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Dimov Stojce Ilcev","raw_affiliation_strings":["Space Science Centre for Research and Postgraduate Studies, Durban University of Technology, Durban, South Africa"],"affiliations":[{"raw_affiliation_string":"Space Science Centre for Research and Postgraduate Studies, Durban University of Technology, Durban, South Africa","institution_ids":["https://openalex.org/I177181097"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5057943760"],"corresponding_institution_ids":["https://openalex.org/I177181097"],"apc_list":null,"apc_paid":null,"fwci":0.8601,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.76466496,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"187","last_page":"191"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9986000061035156,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.996399998664856,"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/precoding","display_name":"Precoding","score":0.8677095770835876},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.8151110410690308},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.8043691515922546},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.5806636810302734},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5372331738471985},{"id":"https://openalex.org/keywords/multi-user-mimo","display_name":"Multi-user MIMO","score":0.503675639629364},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4970755875110626},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.4395008981227875},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.43379664421081543},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4214378595352173},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.38670939207077026},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.17636385560035706},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.09480929374694824},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.06893876194953918}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8677095770835876},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.8151110410690308},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.8043691515922546},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.5806636810302734},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5372331738471985},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.503675639629364},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4970755875110626},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.4395008981227875},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.43379664421081543},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4214378595352173},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.38670939207077026},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.17636385560035706},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.09480929374694824},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.06893876194953918},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/afrcon.2017.8095479","is_oa":false,"landing_page_url":"https://doi.org/10.1109/afrcon.2017.8095479","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE AFRICON","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5099999904632568,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W389131132","https://openalex.org/W816937838","https://openalex.org/W1590480603","https://openalex.org/W1968192955","https://openalex.org/W1974552031","https://openalex.org/W1990281338","https://openalex.org/W1992742291","https://openalex.org/W2011687201","https://openalex.org/W2024705454","https://openalex.org/W2025183979","https://openalex.org/W2030546921","https://openalex.org/W2044075512","https://openalex.org/W2062693799","https://openalex.org/W2062748967","https://openalex.org/W2084304524","https://openalex.org/W2085850889","https://openalex.org/W2105147296","https://openalex.org/W2117232391","https://openalex.org/W2128513990","https://openalex.org/W2139055854","https://openalex.org/W2139182243","https://openalex.org/W2161410889","https://openalex.org/W2164536085","https://openalex.org/W2164664877","https://openalex.org/W2169826285","https://openalex.org/W2532236314","https://openalex.org/W2568618671","https://openalex.org/W2963767492","https://openalex.org/W3103793889","https://openalex.org/W3106282754","https://openalex.org/W4243034431","https://openalex.org/W6677604940"],"related_works":["https://openalex.org/W2945523948","https://openalex.org/W2922387395","https://openalex.org/W2474668180","https://openalex.org/W2809324842","https://openalex.org/W2342891910","https://openalex.org/W3190512383","https://openalex.org/W2781701076","https://openalex.org/W2560540689","https://openalex.org/W2025679470","https://openalex.org/W2964287687","https://openalex.org/W3154888594","https://openalex.org/W2946493597","https://openalex.org/W3154073631","https://openalex.org/W2402988122","https://openalex.org/W2883527974","https://openalex.org/W2123682123","https://openalex.org/W3193351836","https://openalex.org/W2044075512","https://openalex.org/W3034152833","https://openalex.org/W2982590021"],"abstract_inverted_index":{"Comparison":[0],"and":[1,18,27,44,67,82],"analysis":[2],"of":[3,57,85],"the":[4,19,55,62,68],"regularized":[5],"zero":[6],"forcing":[7],"(RZF)":[8],"precoder,":[9,12,64],"Sherman-Morrison-Woodbury":[10],"(SMW)-based":[11],"rapid":[13],"numerical":[14],"algorithms":[15],"(RNA)-based":[16],"precoder":[17,24,66,70,77],"truncated":[20],"polynomial":[21],"expansion":[22],"(TPE)-based":[23],"are":[25],"compared":[26],"analyzed":[28],"for":[29],"massive":[30,58],"multiple-input":[31],"multiple-output":[32],"(MIMO)":[33],"wireless":[34],"system":[35],"in":[36,73],"a":[37],"downlink":[38],"scenario.":[39],"The":[40,50],"achievable":[41],"data":[42],"rates":[43],"signal-to-noise":[45],"ratio":[46,84],"(SNR)":[47],"were":[48],"investigated.":[49],"simulated":[51],"outcome":[52],"agrees":[53],"with":[54],"theory":[56],"MIMO":[59],"system.":[60],"Also":[61],"RZF":[63],"RNA-based":[65],"SMW-based":[69],"perform":[71],"better":[72],"comparison":[74],"to":[75,87],"TPE-based":[76],"under":[78],"good":[79],"CSI":[80],"quality":[81],"low":[83],"transmit":[86],"receive":[88],"antennas.":[89]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":6}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
