{"id":"https://openalex.org/W2046120718","doi":"https://doi.org/10.1109/vtcfall.2012.6399224","title":"Grouped Interference Alignment in Inter-Vehicle Communications","display_name":"Grouped Interference Alignment in Inter-Vehicle Communications","publication_year":2012,"publication_date":"2012-09-01","ids":{"openalex":"https://openalex.org/W2046120718","doi":"https://doi.org/10.1109/vtcfall.2012.6399224","mag":"2046120718"},"language":"en","primary_location":{"id":"doi:10.1109/vtcfall.2012.6399224","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2012.6399224","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Vehicular Technology Conference (VTC Fall)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5024670505","display_name":"Takayuki Shimizu","orcid":"https://orcid.org/0000-0002-1068-8510"},"institutions":[{"id":"https://openalex.org/I133984924","display_name":"Doshisha University","ror":"https://ror.org/01fxdkm29","country_code":"JP","type":"education","lineage":["https://openalex.org/I133984924"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takayuki Shimizu","raw_affiliation_strings":["Graduate School of Engineering, Doshisha University, Kyotanabe, Kyoto, Japan","Grad. Sch. of Eng., Doshisha Univ., Kyotanabe, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Doshisha University, Kyotanabe, Kyoto, Japan","institution_ids":["https://openalex.org/I133984924"]},{"raw_affiliation_string":"Grad. Sch. of Eng., Doshisha Univ., Kyotanabe, Japan","institution_ids":["https://openalex.org/I133984924"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100988953","display_name":"Akihisa Yokoyama","orcid":null},"institutions":[{"id":"https://openalex.org/I1293612202","display_name":"Toyota Motor Corporation (Switzerland)","ror":"https://ror.org/05p0pbv75","country_code":"CH","type":"company","lineage":["https://openalex.org/I1293612202","https://openalex.org/I4210125472","https://openalex.org/I4210137853"]},{"id":"https://openalex.org/I4210093665","display_name":"Toyota Motor North America (United States)","ror":"https://ror.org/0076knn86","country_code":"US","type":"company","lineage":["https://openalex.org/I4210093665","https://openalex.org/I4210125472","https://openalex.org/I4210137853"]}],"countries":["CH","US"],"is_corresponding":false,"raw_author_name":"Akihisa Yokoyama","raw_affiliation_strings":["TOYOTA InfoTechnology Center, U.S.A., Inc., Mountain View, CA, USA","[TOYOTA InfoTechnology Center, U.S.A., Inc., Mountain View, CA, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"TOYOTA InfoTechnology Center, U.S.A., Inc., Mountain View, CA, USA","institution_ids":["https://openalex.org/I4210093665"]},{"raw_affiliation_string":"[TOYOTA InfoTechnology Center, U.S.A., Inc., Mountain View, CA, USA]","institution_ids":["https://openalex.org/I1293612202"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113975178","display_name":"Hisato Iwai","orcid":null},"institutions":[{"id":"https://openalex.org/I133984924","display_name":"Doshisha University","ror":"https://ror.org/01fxdkm29","country_code":"JP","type":"education","lineage":["https://openalex.org/I133984924"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hisato Iwai","raw_affiliation_strings":["Graduate School of Engineering, Doshisha University, Kyotanabe, Kyoto, Japan","Grad. Sch. of Eng., Doshisha Univ., Kyotanabe, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Doshisha University, Kyotanabe, Kyoto, Japan","institution_ids":["https://openalex.org/I133984924"]},{"raw_affiliation_string":"Grad. Sch. of Eng., Doshisha Univ., Kyotanabe, Japan","institution_ids":["https://openalex.org/I133984924"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"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":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/T11458","display_name":"Advanced Wireless Communication Technologies","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"}},{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":0.9991000294685364,"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/interference","display_name":"Interference (communication)","score":0.8163388967514038},{"id":"https://openalex.org/keywords/intersection","display_name":"Intersection (aeronautics)","score":0.748689591884613},{"id":"https://openalex.org/keywords/interference-alignment","display_name":"Interference alignment","score":0.5393246412277222},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5354722738265991},{"id":"https://openalex.org/keywords/bounded-function","display_name":"Bounded function","score":0.4939783215522766},{"id":"https://openalex.org/keywords/single-antenna-interference-cancellation","display_name":"Single antenna interference cancellation","score":0.4705928564071655},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.42954879999160767},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.41762980818748474},{"id":"https://openalex.org/keywords/path-loss","display_name":"Path loss","score":0.41113948822021484},{"id":"https://openalex.org/keywords/group","display_name":"Group (periodic table)","score":0.4107248783111572},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3490918278694153},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3112685978412628},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2877150774002075},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.20061257481575012},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.18189558386802673},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.1720602810382843},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.1513366997241974},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1313788890838623},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.07435974478721619}],"concepts":[{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.8163388967514038},{"id":"https://openalex.org/C64543145","wikidata":"https://www.wikidata.org/wiki/Q162942","display_name":"Intersection (aeronautics)","level":2,"score":0.748689591884613},{"id":"https://openalex.org/C2982854036","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference alignment","level":4,"score":0.5393246412277222},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5354722738265991},{"id":"https://openalex.org/C34388435","wikidata":"https://www.wikidata.org/wiki/Q2267362","display_name":"Bounded function","level":2,"score":0.4939783215522766},{"id":"https://openalex.org/C83204339","wikidata":"https://www.wikidata.org/wiki/Q7523915","display_name":"Single antenna interference cancellation","level":3,"score":0.4705928564071655},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.42954879999160767},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.41762980818748474},{"id":"https://openalex.org/C194273485","wikidata":"https://www.wikidata.org/wiki/Q1478845","display_name":"Path loss","level":3,"score":0.41113948822021484},{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.4107248783111572},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3490918278694153},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3112685978412628},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2877150774002075},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.20061257481575012},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.18189558386802673},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.1720602810382843},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.1513366997241974},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1313788890838623},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.07435974478721619},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtcfall.2012.6399224","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2012.6399224","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Vehicular Technology Conference (VTC Fall)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1973327411","https://openalex.org/W1979408141","https://openalex.org/W2114755738","https://openalex.org/W2142347946","https://openalex.org/W2159129388","https://openalex.org/W2167357515","https://openalex.org/W2168095411"],"related_works":["https://openalex.org/W4210866488","https://openalex.org/W1529526802","https://openalex.org/W2803355823","https://openalex.org/W2126552324","https://openalex.org/W2470145061","https://openalex.org/W2138617844","https://openalex.org/W2073404794","https://openalex.org/W2355116737","https://openalex.org/W2963918445","https://openalex.org/W2040700227"],"abstract_inverted_index":{"This":[0,43],"paper":[1,44],"investigates":[2],"the":[3,20,23,31,37,62,66,73,96,112,136,144],"application":[4],"of":[5,25,27,33,65,75,106,135,155],"interference":[6,85,93,109],"alignment":[7],"(IA)":[8],"to":[9,51,60,138],"inter-vehicle":[10,52],"communications":[11,53],"for":[12],"further":[13],"performance":[14,40],"improvement.":[15],"In":[16],"conventional":[17,67],"IA":[18,48,68,89,122],"in":[19],"spatial":[21],"domain,":[22],"number":[24,32],"antennas":[26],"each":[28,102],"terminal":[29],"limits":[30],"terminals,":[34],"and":[35,142],"therefore":[36],"sum":[38,63,146],"rate":[39,64,147],"is":[41,49,58],"upper-bounded.":[42],"shows":[45],"that":[46,120,154],"when":[47],"applied":[50],"at":[54,101,132],"an":[55],"intersection,":[56],"it":[57],"possible":[59],"exceed":[61],"by":[69,104,127],"taking":[70],"into":[71],"account":[72],"effect":[74],"path":[76],"loss.":[77],"To":[78],"this":[79],"end,":[80],"we":[81],"consider":[82],"multiple-input":[83],"multiple-output":[84],"channels":[86],"with":[87,153],"two":[88,121],"groups,":[90],"where":[91],"all":[92],"signals":[94,110],"from":[95,111],"same":[97],"group":[98,114,157],"are":[99,115],"aligned":[100],"receiver":[103],"virtue":[105],"IA,":[107],"but":[108],"other":[113],"not.":[116],"Simulation":[117],"results":[118],"show":[119],"groups":[123],"can":[124,148],"geographically":[125],"co-exist":[126],"utilizing":[128],"high":[129],"propagation":[130],"loss":[131],"a":[133],"corner":[134],"intersection":[137],"mitigate":[139],"inter-group":[140],"interference,":[141],"thus":[143],"achievable":[145],"be":[149],"significantly":[150],"improved,":[151],"compared":[152],"single-":[156],"IA.":[158]},"counts_by_year":[{"year":2014,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}