{"id":"https://openalex.org/W2021638641","doi":"https://doi.org/10.1109/apcc.2012.6388119","title":"Single-carrier uplink cooperative DF relay using instantaneous CSI-based adaptive modulation","display_name":"Single-carrier uplink cooperative DF relay using instantaneous CSI-based adaptive modulation","publication_year":2012,"publication_date":"2012-10-01","ids":{"openalex":"https://openalex.org/W2021638641","doi":"https://doi.org/10.1109/apcc.2012.6388119","mag":"2021638641"},"language":"en","primary_location":{"id":"doi:10.1109/apcc.2012.6388119","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apcc.2012.6388119","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 18th Asia-Pacific Conference on Communications (APCC)","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/A5102320336","display_name":"Kazuhiro Kimura","orcid":null},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Kazuhiro Kimura","raw_affiliation_strings":["Department of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University, Sendai, Japan","Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University 6-6-05, Aza-Aoba, Aramaki, Aoba-ku, Sendai, 980-8579 Japan"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]},{"raw_affiliation_string":"Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University 6-6-05, Aza-Aoba, Aramaki, Aoba-ku, Sendai, 980-8579 Japan","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113812727","display_name":"Obara Tatsunori","orcid":null},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tatsunori Obara","raw_affiliation_strings":["Department of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University, Sendai, Japan","Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University 6-6-05, Aza-Aoba, Aramaki, Aoba-ku, Sendai, 980-8579 Japan"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]},{"raw_affiliation_string":"Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University 6-6-05, Aza-Aoba, Aramaki, Aoba-ku, Sendai, 980-8579 Japan","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5011281064","display_name":"Fumiyuki Adachi","orcid":"https://orcid.org/0000-0002-5416-0718"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Fumiyuki Adachi","raw_affiliation_strings":["Department of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University, Sendai, Japan","Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University 6-6-05, Aza-Aoba, Aramaki, Aoba-ku, Sendai, 980-8579 Japan"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]},{"raw_affiliation_string":"Dept. of Electrical and Communication Engineering, Graduate School of Engineering, Tohoku University 6-6-05, Aza-Aoba, Aramaki, Aoba-ku, Sendai, 980-8579 Japan","institution_ids":["https://openalex.org/I201537933"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5102320336"],"corresponding_institution_ids":["https://openalex.org/I201537933"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.12651454,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"e86 b","issue":null,"first_page":"146","last_page":"151"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9994000196456909,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9980000257492065,"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/relay","display_name":"Relay","score":0.8274017572402954},{"id":"https://openalex.org/keywords/link-adaptation","display_name":"Link adaptation","score":0.8096206188201904},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.6933383345603943},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6708551049232483},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6390308141708374},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6230644583702087},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.5532344579696655},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.529208242893219},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.43128150701522827},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.42398107051849365},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3839058578014374},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.27851083874702454},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2264956533908844},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2254953682422638},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.19672808051109314},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14694875478744507},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1239144504070282}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.8274017572402954},{"id":"https://openalex.org/C138916503","wikidata":"https://www.wikidata.org/wiki/Q2714551","display_name":"Link adaptation","level":4,"score":0.8096206188201904},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.6933383345603943},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6708551049232483},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6390308141708374},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6230644583702087},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.5532344579696655},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.529208242893219},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.43128150701522827},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.42398107051849365},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3839058578014374},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.27851083874702454},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2264956533908844},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2254953682422638},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.19672808051109314},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14694875478744507},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1239144504070282},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/apcc.2012.6388119","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apcc.2012.6388119","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 18th Asia-Pacific Conference on Communications (APCC)","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":10,"referenced_works":["https://openalex.org/W1504577392","https://openalex.org/W1596939795","https://openalex.org/W2065156706","https://openalex.org/W2096972061","https://openalex.org/W2133149827","https://openalex.org/W2152121970","https://openalex.org/W2163982637","https://openalex.org/W2943520556","https://openalex.org/W6629949537","https://openalex.org/W7052863558"],"related_works":["https://openalex.org/W4365807906","https://openalex.org/W2157864637","https://openalex.org/W4223416141","https://openalex.org/W2105999282","https://openalex.org/W2972242150","https://openalex.org/W1922070205","https://openalex.org/W2136902318","https://openalex.org/W2561242965","https://openalex.org/W4313028534","https://openalex.org/W2463175948"],"abstract_inverted_index":{"An":[0],"introduction":[1,120],"of":[2,9,20,62,89,103,121,139],"the":[3,7,35,41,49,52,73,100,119,130,144],"adaptive":[4,81,113,122],"modulation":[5,54,82,123],"improves":[6],"throughput":[8,16,101,138],"a":[10,136],"2-time":[11,106],"slot":[12,107],"cooperative":[13,36,108],"relay.":[14],"The":[15],"depends":[17],"on":[18],"conditions":[19],"mobile":[21],"terminal":[22],"(MT)-base":[23],"station":[24,28],"(BS)":[25],"link,":[26,30],"MT-relay":[27],"(RS)":[29],"and":[31,65,92],"RS-BS":[32,66,93],"link.":[33,94],"However,":[34],"relay":[37,111],"is":[38,46,116],"effective":[39],"when":[40],"MT-BS":[42,74],"direct":[43,75],"link":[44,64,67,76,91],"quality":[45],"worse":[47],"than":[48],"others.":[50],"Therefore,":[51],"best":[53],"combination":[55],"can":[56,124],"be":[57],"chosen":[58],"using":[59,83,112],"instantaneous":[60,84],"CSIs":[61],"MT-RS":[63,90],"In":[68],"this":[69],"paper,":[70],"by":[71,97,126],"neglecting":[72],"contribution,":[77],"we":[78],"introduce":[79],"an":[80],"channel":[85],"state":[86],"information":[87],"(CSI)":[88],"We":[95],"evaluate,":[96],"computer":[98],"simulation,":[99],"performance":[102],"single-carrier":[104],"(SC)":[105],"decode-and-forward":[109],"(DF)":[110],"modulation.":[114],"It":[115],"shown":[117],"that":[118],"reduce":[125],"about":[127],"1.8":[128],"dB":[129],"required":[131],"transmit":[132],"power":[133],"for":[134],"achieving":[135],"1%-outage":[137],"1.4":[140],"bps/Hz":[141],"compared":[142],"to":[143],"conventional":[145],"method.":[146]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}