{"id":"https://openalex.org/W2146741431","doi":"https://doi.org/10.1109/vtcspring.2013.6692556","title":"Experimental Results between Non-Linear and Linear Precoding Using Multiuser MIMO Testbed","display_name":"Experimental Results between Non-Linear and Linear Precoding Using Multiuser MIMO Testbed","publication_year":2013,"publication_date":"2013-06-01","ids":{"openalex":"https://openalex.org/W2146741431","doi":"https://doi.org/10.1109/vtcspring.2013.6692556","mag":"2146741431"},"language":"en","primary_location":{"id":"doi:10.1109/vtcspring.2013.6692556","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcspring.2013.6692556","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE 77th Vehicular Technology Conference (VTC Spring)","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/A5066351159","display_name":"Tomoko Matsumoto","orcid":null},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tomoko Matsumoto","raw_affiliation_strings":["KDDI R&D Laboratories, Saitama, Japan","KDDI R&D Labs., Inc., Fujimino, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KDDI R&D Laboratories, Saitama, Japan","institution_ids":["https://openalex.org/I4210164495"]},{"raw_affiliation_string":"KDDI R&D Labs., Inc., Fujimino, Japan","institution_ids":["https://openalex.org/I4210164495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090373123","display_name":"Yasuyuki Hatakawa","orcid":null},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yasuyuki Hatakawa","raw_affiliation_strings":["KDDI R&D Laboratories, Saitama, Japan","KDDI R&D Labs., Inc., Fujimino, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KDDI R&D Laboratories, Saitama, Japan","institution_ids":["https://openalex.org/I4210164495"]},{"raw_affiliation_string":"KDDI R&D Labs., Inc., Fujimino, Japan","institution_ids":["https://openalex.org/I4210164495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102313553","display_name":"Koichiro Kitagawa","orcid":null},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Koichiro Kitagawa","raw_affiliation_strings":["KDDI R&D Laboratories, Saitama, Japan","KDDI R&D Labs., Inc., Fujimino, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KDDI R&D Laboratories, Saitama, Japan","institution_ids":["https://openalex.org/I4210164495"]},{"raw_affiliation_string":"KDDI R&D Labs., Inc., Fujimino, Japan","institution_ids":["https://openalex.org/I4210164495"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103100595","display_name":"Satoshi Konishi","orcid":"https://orcid.org/0000-0002-7693-856X"},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Satoshi Konishi","raw_affiliation_strings":["KDDI R&D Laboratories, Saitama, Japan","KDDI R&D Labs., Inc., Fujimino, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KDDI R&D Laboratories, Saitama, Japan","institution_ids":["https://openalex.org/I4210164495"]},{"raw_affiliation_string":"KDDI R&D Labs., Inc., Fujimino, Japan","institution_ids":["https://openalex.org/I4210164495"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4210164495"],"apc_list":null,"apc_paid":null,"fwci":1.2002,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.82546463,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"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":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":0.9997000098228455,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9995999932289124,"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":0.9835844039916992},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.8000438213348389},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7037119269371033},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6321805715560913},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6150580644607544},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5132815837860107},{"id":"https://openalex.org/keywords/testbed","display_name":"Testbed","score":0.5082973837852478},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.46779757738113403},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4668391942977905},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.35323864221572876},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3420144021511078},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.33074745535850525},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22205880284309387},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.19215282797813416},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14169377088546753},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.12730592489242554},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09413102269172668}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.9835844039916992},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.8000438213348389},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7037119269371033},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6321805715560913},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6150580644607544},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5132815837860107},{"id":"https://openalex.org/C31395832","wikidata":"https://www.wikidata.org/wiki/Q1318674","display_name":"Testbed","level":2,"score":0.5082973837852478},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.46779757738113403},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4668391942977905},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.35323864221572876},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3420144021511078},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.33074745535850525},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22205880284309387},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.19215282797813416},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14169377088546753},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.12730592489242554},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09413102269172668},{"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/vtcspring.2013.6692556","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcspring.2013.6692556","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE 77th Vehicular Technology Conference (VTC Spring)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320334626","display_name":"Medical Research Council","ror":"https://ror.org/03x94j517"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1969186191","https://openalex.org/W1976109068","https://openalex.org/W2076818623","https://openalex.org/W2096682984","https://openalex.org/W2106413494","https://openalex.org/W2115085672","https://openalex.org/W2126376741","https://openalex.org/W2132926466","https://openalex.org/W2164536085","https://openalex.org/W2484659212"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","https://openalex.org/W1973158664","https://openalex.org/W1731022149","https://openalex.org/W1996933839","https://openalex.org/W2000226056","https://openalex.org/W3141240674","https://openalex.org/W2082469387","https://openalex.org/W1976511355","https://openalex.org/W1985632843"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"the":[3,46,52,70,76,101,109,137,151,159],"development":[4],"of":[5,18,78,103,122,139],"an":[6],"8-by-8":[7],"real-time":[8],"multiuser-multiple":[9],"input":[10],"multiple":[11],"output":[12],"(MU-MIMO)":[13],"testbed":[14],"and":[15,20,45,66,105,133],"experimental":[16],"results":[17,48,148],"linear":[19,160],"non-linear":[21,96,112,140,152],"precoding":[22,32,40,60,97,113,141,153,161],"subject":[23,142],"to":[24,89,117,143],"limited":[25,144],"channel":[26],"state":[27],"information":[28],"(CSI)":[29],"feedback.":[30,146,169],"Linear":[31],"techniques":[33,61,114],"such":[34,62,81],"as":[35,63,111],"minimum":[36],"mean":[37],"square":[38],"error":[39],"have":[41,83],"already":[42],"been":[43,85],"tested":[44],"related":[47],"are":[49,56,115],"available":[50],"in":[51,74,87],"literature.":[53],"However,":[54],"they":[55],"not":[57,84],"capacity-achieving.":[58],"Non-linear":[59],"vector":[64],"perturbation":[65],"Tomlinson-Harashima":[67],"precoding,":[68],"on":[69,100],"other":[71],"hand,":[72],"achieve":[73],"theory":[75],"capacity":[77],"MU-MIMO,":[79],"but":[80],"claims":[82],"verified":[86],"practice":[88],"date.":[90],"One":[91],"reason":[92],"is":[93,125],"that":[94,126,150],"theoretical":[95],"works":[98],"rely":[99],"assumption":[102],"full":[104],"perfect":[106],"CSI":[107,118,145,168],"at":[108],"transmitter":[110],"sensitive":[116],"error.":[119],"The":[120],"merit":[121],"this":[123],"work":[124],"it":[127],"experimentally":[128],"confirms":[129],"(through":[130],"hardware":[131],"implementation":[132],"pre-field":[134],"test":[135],"experimentation)":[136],"feasibility":[138],"Experimental":[147],"reveal":[149],"achieves":[154],"higher":[155],"throughput":[156],"performance":[157],"than":[158],"scheme":[162],"by":[163],"about":[164],"35%":[165],"under":[166],"realistic":[167]},"counts_by_year":[{"year":2019,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":4}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}
