{"id":"https://openalex.org/W2055099588","doi":"https://doi.org/10.1109/vetecs.2010.5493908","title":"Impact of Frequency Diversity and Multi-User Diversity in IFDMA","display_name":"Impact of Frequency Diversity and Multi-User Diversity in IFDMA","publication_year":2010,"publication_date":"2010-01-01","ids":{"openalex":"https://openalex.org/W2055099588","doi":"https://doi.org/10.1109/vetecs.2010.5493908","mag":"2055099588"},"language":"en","primary_location":{"id":"doi:10.1109/vetecs.2010.5493908","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2010.5493908","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE 71st 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/A5004054208","display_name":"Yuichi Kazama","orcid":null},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Yuichi Kazama","raw_affiliation_strings":["School of Science of Open and Environmental Systems, Graduate School of Science and Technology, Keio University, Yokohama, Japan","Sch. of Sci. for Open & Environ. Syst., Keio Univ., Yokohama, Japan"],"affiliations":[{"raw_affiliation_string":"School of Science of Open and Environmental Systems, Graduate School of Science and Technology, Keio University, Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"Sch. of Sci. for Open & Environ. Syst., Keio Univ., Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002572311","display_name":"Yamasaki Akira","orcid":null},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Akira Yamasaki","raw_affiliation_strings":["School of Science of Open and Environmental Systems, Graduate School of Science and Technology, Keio University, Yokohama, Japan","Sch. of Sci. for Open & Environ. Syst., Keio Univ., Yokohama, Japan"],"affiliations":[{"raw_affiliation_string":"School of Science of Open and Environmental Systems, Graduate School of Science and Technology, Keio University, Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"Sch. of Sci. for Open & Environ. Syst., Keio Univ., Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032592463","display_name":"Koichi Adachi","orcid":"https://orcid.org/0000-0003-3463-1233"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Koichi Adachi","raw_affiliation_strings":["School of Science of Open and Environmental Systems, Graduate School of Science and Technology, Keio University, Yokohama, Japan","Sch. of Sci. for Open & Environ. Syst., Keio Univ., Yokohama, Japan"],"affiliations":[{"raw_affiliation_string":"School of Science of Open and Environmental Systems, Graduate School of Science and Technology, Keio University, Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"Sch. of Sci. for Open & Environ. Syst., Keio Univ., Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103508091","display_name":"Masao Nakagawa","orcid":"https://orcid.org/0000-0003-3831-9298"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masao Nakagawa","raw_affiliation_strings":["School of Science of Open and Environmental Systems, Graduate School of Science and Technology, Keio University, Yokohama, Japan","Sch. of Sci. for Open & Environ. Syst., Keio Univ., Yokohama, Japan"],"affiliations":[{"raw_affiliation_string":"School of Science of Open and Environmental Systems, Graduate School of Science and Technology, Keio University, Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"Sch. of Sci. for Open & Environ. Syst., Keio Univ., Yokohama, Japan","institution_ids":["https://openalex.org/I203951103"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5004054208"],"corresponding_institution_ids":["https://openalex.org/I203951103"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.11875075,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"2","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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"}},"topics":[{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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"}},{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.9995999932289124,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9991999864578247,"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/diversity-scheme","display_name":"Diversity scheme","score":0.7675056457519531},{"id":"https://openalex.org/keywords/diversity-gain","display_name":"Diversity gain","score":0.7474698424339294},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.5985924601554871},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5913928151130676},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5661993622779846},{"id":"https://openalex.org/keywords/frequency-division-multiple-access","display_name":"Frequency-division multiple access","score":0.5323240160942078},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.4943687915802002},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.4893738627433777},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4738124907016754},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.45574286580085754},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiple-access","display_name":"Orthogonal frequency-division multiple access","score":0.4441673159599304},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.44207215309143066},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4416944086551666},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.43584150075912476},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.4345093369483948},{"id":"https://openalex.org/keywords/time-diversity","display_name":"Time diversity","score":0.4131876230239868},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.32635653018951416},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.19284588098526}],"concepts":[{"id":"https://openalex.org/C198746922","wikidata":"https://www.wikidata.org/wiki/Q1230593","display_name":"Diversity scheme","level":4,"score":0.7675056457519531},{"id":"https://openalex.org/C164785522","wikidata":"https://www.wikidata.org/wiki/Q5283966","display_name":"Diversity gain","level":4,"score":0.7474698424339294},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.5985924601554871},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5913928151130676},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5661993622779846},{"id":"https://openalex.org/C2776208322","wikidata":"https://www.wikidata.org/wiki/Q844071","display_name":"Frequency-division multiple access","level":4,"score":0.5323240160942078},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.4943687915802002},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.4893738627433777},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4738124907016754},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.45574286580085754},{"id":"https://openalex.org/C2775907427","wikidata":"https://www.wikidata.org/wiki/Q2697649","display_name":"Orthogonal frequency-division multiple access","level":4,"score":0.4441673159599304},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.44207215309143066},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4416944086551666},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.43584150075912476},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.4345093369483948},{"id":"https://openalex.org/C2779512956","wikidata":"https://www.wikidata.org/wiki/Q7805300","display_name":"Time diversity","level":4,"score":0.4131876230239868},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.32635653018951416},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.19284588098526}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vetecs.2010.5493908","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2010.5493908","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE 71st Vehicular Technology Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.6700000166893005,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W2113291644","https://openalex.org/W2113495542","https://openalex.org/W2126341321","https://openalex.org/W2138986309","https://openalex.org/W2461061378","https://openalex.org/W4248676392"],"related_works":["https://openalex.org/W2025189274","https://openalex.org/W2092365485","https://openalex.org/W1585503616","https://openalex.org/W2004574319","https://openalex.org/W2797745808","https://openalex.org/W1597069607","https://openalex.org/W1705925226","https://openalex.org/W1514258966","https://openalex.org/W2185272632","https://openalex.org/W2116702831"],"abstract_inverted_index":{"Single-carrier":[0],"frequency":[1,22,81,150,227],"division":[2,23],"multiple":[3,24],"access":[4,25],"(SC-FDMA)":[5],"has":[6],"been":[7],"decided":[8],"to":[9,88,100,112,117,128,167,184,248],"be":[10,85,164],"adopted":[11],"in":[12,32,63,141,189,203,217],"the":[13,16,33,48,56,72,89,101,106,118,121,138,142,168,171,174,187,196,204,218,254,257],"uplink":[14],"of":[15,39,43,58,74,91,120,123,144,170,173,215,226,244,250,256],"future":[17],"wireless":[18],"communication":[19],"system.":[20],"Interleaved":[21],"(IFDMA),":[26],"whose":[27],"transmitted":[28],"signal":[29],"is":[30,36,93,110,157,181,246,260],"generated":[31],"time":[34],"domain,":[35],"a":[37],"candidate":[38],"SC-FDMA.":[40],"The":[41],"number":[42,57,69,90],"comb":[44],"like":[45],"spectrum":[46,53,92],"and":[47,67,77,134,147,155,193,231,235,239],"spectral":[49],"interval":[50],"between":[51],"each":[52,129],"depend":[54],"on":[55],"transmission":[59],"data":[60],"symbols":[61],"Q":[62,76,133,146,192,234],"one":[64],"IFDMA":[65,216,245],"block":[66],"repetition":[68],"L.":[70,136],"In":[71,105,207,252],"case":[73,143],"large":[75,80,132,148],"small":[78,135,145],"L,":[79,149,194],"diversity":[82,115,151,161,230],"gain":[83,152,162],"can":[84,163],"obtained":[86,165],"due":[87,116,166],"increased.":[94],"However,":[95],"inter-chip":[96],"interference":[97],"(ICI)":[98],"owing":[99],"multipaths":[102],"environment":[103,220],"increases.":[104],"multi-user":[107,114,160,205,219,229],"environment,":[108],"it":[109,180],"difficult":[111],"get":[113],"decrease":[119],"degree":[122,172],"freedom":[124,175],"for":[125,176],"channel":[126,177],"allocation":[127],"user":[130],"with":[131],"On":[137],"other":[139],"hand,":[140],"becomes":[153],"smaller":[154],"ICI":[156,232],"decreased.":[158],"Furthermore,":[159],"increase":[169],"allocation.":[178],"Thus,":[179],"quite":[182],"interesting":[183],"see":[185],"how":[186],"parameters":[188],"IFDMA,":[190],"i.e.,":[191],"affect":[195],"average":[197,212,241],"bit":[198],"error":[199],"rate":[200],"(BER)":[201],"performance":[202,214,243],"environment.":[206],"this":[208],"paper,":[209],"we":[210],"derive":[211],"BER":[213,242],"theoretically":[221],"by":[222,262],"taking":[223],"into":[224],"account":[225],"diversity,":[228],"when":[233],"L":[236],"are":[237],"changed":[238],"then":[240],"compared":[247],"that":[249],"OFDM.":[251],"addition,":[253],"validity":[255],"theoretical":[258],"analysis":[259],"confirmed":[261],"computer":[263],"simulation.":[264]},"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}