{"id":"https://openalex.org/W2917793085","doi":"https://doi.org/10.1109/glocom.2018.8647496","title":"Field Trial of 4×4 TDD-SVD-MIMO System with Rank Adaptation","display_name":"Field Trial of 4×4 TDD-SVD-MIMO System with Rank Adaptation","publication_year":2018,"publication_date":"2018-12-01","ids":{"openalex":"https://openalex.org/W2917793085","doi":"https://doi.org/10.1109/glocom.2018.8647496","mag":"2917793085"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2018.8647496","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2018.8647496","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE Global Communications Conference (GLOBECOM)","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/A5009056123","display_name":"Fumito Ito","orcid":"https://orcid.org/0000-0002-6866-671X"},"institutions":[{"id":"https://openalex.org/I4210107548","display_name":"Japan Broadcasting Corporation (Japan)","ror":"https://ror.org/01s8tz949","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210107548"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Fumito Ito","raw_affiliation_strings":["Science and Technology Research Laboratories, Japan Broadcasting Corporation (NHK), Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Science and Technology Research Laboratories, Japan Broadcasting Corporation (NHK), Tokyo, Japan","institution_ids":["https://openalex.org/I4210107548"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029991515","display_name":"Uzawa Fumiki","orcid":null},"institutions":[{"id":"https://openalex.org/I4210107548","display_name":"Japan Broadcasting Corporation (Japan)","ror":"https://ror.org/01s8tz949","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210107548"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Fumiki Uzawa","raw_affiliation_strings":["Science and Technology Research Laboratories, Japan Broadcasting Corporation (NHK), Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Science and Technology Research Laboratories, Japan Broadcasting Corporation (NHK), Tokyo, Japan","institution_ids":["https://openalex.org/I4210107548"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054617517","display_name":"Mitsuyama Kazuhiko","orcid":null},"institutions":[{"id":"https://openalex.org/I4210107548","display_name":"Japan Broadcasting Corporation (Japan)","ror":"https://ror.org/01s8tz949","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210107548"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kazuhiko Mitsuyama","raw_affiliation_strings":["Science and Technology Research Laboratories, Japan Broadcasting Corporation (NHK), Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Science and Technology Research Laboratories, Japan Broadcasting Corporation (NHK), Tokyo, Japan","institution_ids":["https://openalex.org/I4210107548"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059028347","display_name":"Naohiko Iai","orcid":null},"institutions":[{"id":"https://openalex.org/I4210107548","display_name":"Japan Broadcasting Corporation (Japan)","ror":"https://ror.org/01s8tz949","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210107548"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Naohiko Iai","raw_affiliation_strings":["Science and Technology Research Laboratories, Japan Broadcasting Corporation (NHK), Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Science and Technology Research Laboratories, Japan Broadcasting Corporation (NHK), Tokyo, Japan","institution_ids":["https://openalex.org/I4210107548"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.1309,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.5301049,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998000264167786,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998000264167786,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9976000189781189,"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/T13905","display_name":"Telecommunications and Broadcasting Technologies","score":0.9972000122070312,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/link-adaptation","display_name":"Link adaptation","score":0.7928211688995361},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.710908055305481},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6454012393951416},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.609386146068573},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5680285692214966},{"id":"https://openalex.org/keywords/spatial-multiplexing","display_name":"Spatial multiplexing","score":0.5364094376564026},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.5038642287254333},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4723072052001953},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.4711320102214813},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.44172146916389465},{"id":"https://openalex.org/keywords/non-line-of-sight-propagation","display_name":"Non-line-of-sight propagation","score":0.42946070432662964},{"id":"https://openalex.org/keywords/transmission-system","display_name":"Transmission system","score":0.419887900352478},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3623531460762024},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2536333203315735},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2461785078048706},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21413901448249817},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15674063563346863},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.07564786076545715}],"concepts":[{"id":"https://openalex.org/C138916503","wikidata":"https://www.wikidata.org/wiki/Q2714551","display_name":"Link adaptation","level":4,"score":0.7928211688995361},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.710908055305481},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6454012393951416},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.609386146068573},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5680285692214966},{"id":"https://openalex.org/C85884896","wikidata":"https://www.wikidata.org/wiki/Q7574075","display_name":"Spatial multiplexing","level":4,"score":0.5364094376564026},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.5038642287254333},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4723072052001953},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.4711320102214813},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.44172146916389465},{"id":"https://openalex.org/C154910267","wikidata":"https://www.wikidata.org/wiki/Q1740982","display_name":"Non-line-of-sight propagation","level":3,"score":0.42946070432662964},{"id":"https://openalex.org/C113608303","wikidata":"https://www.wikidata.org/wiki/Q1056835","display_name":"Transmission system","level":3,"score":0.419887900352478},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3623531460762024},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2536333203315735},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2461785078048706},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21413901448249817},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15674063563346863},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.07564786076545715}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2018.8647496","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2018.8647496","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":0.5299999713897705,"display_name":"Sustainable cities and communities"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320325628","display_name":"Ministry of Internal Affairs and Communications","ror":"https://ror.org/00vs1pz50"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1993338809","https://openalex.org/W2118040894","https://openalex.org/W2165177084","https://openalex.org/W2343594777","https://openalex.org/W2780943940","https://openalex.org/W6704302060"],"related_works":["https://openalex.org/W2216248654","https://openalex.org/W1517014499","https://openalex.org/W4383558088","https://openalex.org/W2402142910","https://openalex.org/W2141031289","https://openalex.org/W2353465708","https://openalex.org/W1534081649","https://openalex.org/W2905194263","https://openalex.org/W2101125413","https://openalex.org/W1972642807"],"abstract_inverted_index":{"The":[0,57],"authors":[1],"have":[2],"been":[3],"researching":[4],"a":[5,17,30,87,106],"4\u00d74":[6],"TDD-SVD-MIMO-OFDM":[7],"system":[8,48,59],"that":[9],"adaptively":[10],"changes":[11],"precoding":[12],"weights,":[13],"modulation":[14],"schemes,":[15],"and":[16,34,49,93,99,119],"channel":[18],"coding":[19],"rate":[20,33,64,131],"to":[21],"achieve":[22],"mobile":[23],"transmission":[24,32,51,63,111,122],"of":[25,45,65,72,123,132],"UHDTV":[26],"video":[27,125],"materials":[28,126],"with":[29,127],"high":[31,35],"link":[36],"reliability.":[37],"In":[38],"this":[39],"paper,":[40],"we":[41],"describe":[42],"the":[43,61,69,91,94,108,120,128],"specifications":[44],"our":[46,114],"prototype":[47,58],"its":[50,101],"performance":[52],"in":[53,86],"an":[54],"outdoor":[55],"field.":[56],"achieved":[60],"maximum":[62,129],"145":[66,133],"Mbps":[67,134],"when":[68],"total":[70],"number":[71],"bits":[73],"allocated":[74],"among":[75],"eigenmodes":[76],"was":[77,135],"16":[78],"per":[79],"OFDM":[80],"subcarrier.":[81],"We":[82],"conducted":[83],"field":[84],"trials":[85],"suburban":[88],"area":[89],"where":[90],"LOS":[92],"NLOS":[95],"environments":[96],"are":[97],"mixed":[98],"evaluated":[100],"rank":[102,110],"adaptation":[103],"performance.":[104],"As":[105],"result,":[107],"adaptive":[109],"based":[112],"on":[113],"proposed":[115],"algorithm":[116],"worked":[117],"properly,":[118],"real-time":[121],"8K":[124],"data":[130],"achieved.":[136]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}