{"id":"https://openalex.org/W2128603258","doi":"https://doi.org/10.1109/vetecs.2009.5073280","title":"16x16 Multiuser MIMO Testbed Employing Simple Adaptive Modulation Scheme","display_name":"16x16 Multiuser MIMO Testbed Employing Simple Adaptive Modulation Scheme","publication_year":2009,"publication_date":"2009-04-01","ids":{"openalex":"https://openalex.org/W2128603258","doi":"https://doi.org/10.1109/vetecs.2009.5073280","mag":"2128603258"},"language":"en","primary_location":{"id":"doi:10.1109/vetecs.2009.5073280","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2009.5073280","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"VTC Spring 2009 - IEEE 69th Vehicular Technology Conference","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/A5043092283","display_name":"Kentaro Nishimori","orcid":"https://orcid.org/0000-0001-8263-2826"},"institutions":[{"id":"https://openalex.org/I136199984","display_name":"Harvard University","ror":"https://ror.org/03vek6s52","country_code":"US","type":"education","lineage":["https://openalex.org/I136199984"]},{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"Kentaro Nishimori","raw_affiliation_strings":["NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","NTT Network Innovation Labs., NTT Corp., Yokosuka"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Network Innovation Labs., NTT Corp., Yokosuka","institution_ids":["https://openalex.org/I136199984"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101765858","display_name":"Riichi Kudo","orcid":"https://orcid.org/0000-0003-3282-7443"},"institutions":[{"id":"https://openalex.org/I136199984","display_name":"Harvard University","ror":"https://ror.org/03vek6s52","country_code":"US","type":"education","lineage":["https://openalex.org/I136199984"]},{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"Riichi Kudo","raw_affiliation_strings":["NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","NTT Network Innovation Labs., NTT Corp., Yokosuka"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Network Innovation Labs., NTT Corp., Yokosuka","institution_ids":["https://openalex.org/I136199984"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080725047","display_name":"Naoki Honma","orcid":"https://orcid.org/0000-0003-4738-3187"},"institutions":[{"id":"https://openalex.org/I136199984","display_name":"Harvard University","ror":"https://ror.org/03vek6s52","country_code":"US","type":"education","lineage":["https://openalex.org/I136199984"]},{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"Naoki Honma","raw_affiliation_strings":["NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","NTT Network Innovation Labs., NTT Corp., Yokosuka"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Network Innovation Labs., NTT Corp., Yokosuka","institution_ids":["https://openalex.org/I136199984"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108541687","display_name":"Yasushi Takatori","orcid":"https://orcid.org/0009-0006-3558-8678"},"institutions":[{"id":"https://openalex.org/I136199984","display_name":"Harvard University","ror":"https://ror.org/03vek6s52","country_code":"US","type":"education","lineage":["https://openalex.org/I136199984"]},{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"Yasushi Takatori","raw_affiliation_strings":["NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","NTT Network Innovation Labs., NTT Corp., Yokosuka"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Network Innovation Labs., NTT Corp., Yokosuka","institution_ids":["https://openalex.org/I136199984"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100824284","display_name":"Masato Mizoguchi","orcid":null},"institutions":[{"id":"https://openalex.org/I136199984","display_name":"Harvard University","ror":"https://ror.org/03vek6s52","country_code":"US","type":"education","lineage":["https://openalex.org/I136199984"]},{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP","US"],"is_corresponding":false,"raw_author_name":"Masato Mizoguchi","raw_affiliation_strings":["NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","NTT Network Innovation Labs., NTT Corp., Yokosuka"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Network Innovation Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Network Innovation Labs., NTT Corp., Yokosuka","institution_ids":["https://openalex.org/I136199984"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.4414,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.89461174,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"3","issue":null,"first_page":"1","last_page":"5"},"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9977999925613403,"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":0.9962000250816345,"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":0.8922234773635864},{"id":"https://openalex.org/keywords/testbed","display_name":"Testbed","score":0.8288841843605042},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6929360628128052},{"id":"https://openalex.org/keywords/multi-user-mimo","display_name":"Multi-user MIMO","score":0.5350642800331116},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5341533422470093},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5213778614997864},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.503720223903656},{"id":"https://openalex.org/keywords/link-adaptation","display_name":"Link adaptation","score":0.5026121139526367},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4967723488807678},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.480701744556427},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.47828778624534607},{"id":"https://openalex.org/keywords/3g-mimo","display_name":"3G MIMO","score":0.44966214895248413},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3630673289299011},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.34419092535972595},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24470338225364685},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14163070917129517},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.08210602402687073}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.8922234773635864},{"id":"https://openalex.org/C31395832","wikidata":"https://www.wikidata.org/wiki/Q1318674","display_name":"Testbed","level":2,"score":0.8288841843605042},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6929360628128052},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.5350642800331116},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5341533422470093},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5213778614997864},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.503720223903656},{"id":"https://openalex.org/C138916503","wikidata":"https://www.wikidata.org/wiki/Q2714551","display_name":"Link adaptation","level":4,"score":0.5026121139526367},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4967723488807678},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.480701744556427},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.47828778624534607},{"id":"https://openalex.org/C165650700","wikidata":"https://www.wikidata.org/wiki/Q4636347","display_name":"3G MIMO","level":4,"score":0.44966214895248413},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3630673289299011},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.34419092535972595},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24470338225364685},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14163070917129517},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.08210602402687073}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vetecs.2009.5073280","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2009.5073280","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"VTC Spring 2009 - IEEE 69th Vehicular Technology Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.5400000214576721}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1508642566","https://openalex.org/W1562238751","https://openalex.org/W1667950888","https://openalex.org/W2100995993","https://openalex.org/W2105242547","https://openalex.org/W2119207405","https://openalex.org/W2127737376","https://openalex.org/W2137138698","https://openalex.org/W2139366137","https://openalex.org/W2150764210","https://openalex.org/W2155045880","https://openalex.org/W2155632697","https://openalex.org/W2165943096","https://openalex.org/W6675326054","https://openalex.org/W6683128427"],"related_works":["https://openalex.org/W4200145345","https://openalex.org/W1996130034","https://openalex.org/W2545343974","https://openalex.org/W1561113522","https://openalex.org/W2182661536","https://openalex.org/W2955108753","https://openalex.org/W4289450962","https://openalex.org/W2034046500","https://openalex.org/W1987031311","https://openalex.org/W2738743879"],"abstract_inverted_index":{"Recently,":[0],"the":[1,18,42,54,58,73,106,114,119,138,143],"multiuser":[2],"multiple":[3,5,33],"input":[4],"output":[6],"(MU-MIMO)":[7],"system":[8,20,45],"has":[9],"attracted":[10],"much":[11,50],"attention":[12],"as":[13],"a":[14,24,29,78,92,102],"technology":[15],"that":[16,100,133],"enhances":[17],"total":[19],"capacity":[21],"by":[22,117],"generating":[23],"virtual":[25],"MIMO":[26,82],"channel":[27],"between":[28],"base":[30],"station":[31],"and":[32,75,108,149,154],"terminal":[34],"stations.":[35],"Although":[36],"extensive":[37],"evaluations":[38],"are":[39],"needed":[40],"because":[41],"number":[43],"of":[44,60,77,123,146],"parameters":[46],"in":[47,62,84,126],"MU-MIMO":[48,61,135],"is":[49,65],"larger":[51],"compared":[52],"to":[53],"single":[55],"user":[56],"(SU)-MIMO,":[57],"performance":[59],"actual":[63,86,128],"environments":[64],"still":[66],"not":[67],"well":[68],"understood.":[69],"This":[70],"paper":[71],"describes":[72],"features":[74],"effectiveness":[76],"16times16":[79],"multi-user":[80],"(MU)-":[81],"testbed":[83,125],"an":[85,127],"indoor":[87,129],"environment.":[88,130],"Moreover,":[89],"we":[90,112],"propose":[91],"simple":[93],"adaptive":[94],"modulation":[95,140],"scheme":[96,141],"for":[97,105],"MU-MIMO-OFDM":[98],"transmission":[99,136],"employs":[101],"bit":[103,120],"interleaver":[104],"frequency":[107,115,144],"space":[109],"domains.":[110],"Finally,":[111],"evaluate":[113],"efficiency":[116],"obtaining":[118],"error":[121],"rate":[122],"this":[124],"We":[131],"clarify":[132],"16times4times4-user":[134],"using":[137],"proposed":[139],"achieves":[142],"utilization":[145],"870":[147],"Mbps":[148],"1":[150],"Gbps":[151],"(SNR:":[152],"31":[153],"36":[155],"dB)":[156],"with":[157],"20":[158],"MHz":[159],"bandwidth,":[160],"respectively.":[161]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":3}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
