{"id":"https://openalex.org/W2030492818","doi":"https://doi.org/10.1109/tvt.2014.2371457","title":"Energy-Efficient Power Allocation for OFDM Signaling Over a Two-Way AF Relay","display_name":"Energy-Efficient Power Allocation for OFDM Signaling Over a Two-Way AF Relay","publication_year":2015,"publication_date":"2015-01-20","ids":{"openalex":"https://openalex.org/W2030492818","doi":"https://doi.org/10.1109/tvt.2014.2371457","mag":"2030492818"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2014.2371457","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2014.2371457","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-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/A5112078223","display_name":"Seongjin Kim","orcid":"https://orcid.org/0000-0002-6795-3709"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Seongjin Kim","raw_affiliation_strings":["Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea","[Dept. of Electr. Eng., Korea Adv. Inst. of Sci. & Technol., Daejeon, South Korea]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea","institution_ids":["https://openalex.org/I157485424"]},{"raw_affiliation_string":"[Dept. of Electr. Eng., Korea Adv. Inst. of Sci. & Technol., Daejeon, South Korea]","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045853898","display_name":"Yong H. Lee","orcid":"https://orcid.org/0000-0001-9576-8554"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Yong H. Lee","raw_affiliation_strings":["Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea","[Dept. of Electr. Eng., Korea Adv. Inst. of Sci. & Technol., Daejeon, South Korea]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, Daejeon, Korea","institution_ids":["https://openalex.org/I157485424"]},{"raw_affiliation_string":"[Dept. of Electr. Eng., Korea Adv. Inst. of Sci. & Technol., Daejeon, South Korea]","institution_ids":["https://openalex.org/I157485424"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5112078223"],"corresponding_institution_ids":["https://openalex.org/I157485424"],"apc_list":null,"apc_paid":null,"fwci":4.6595,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.95147149,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"64","issue":"10","first_page":"4856","last_page":"4863"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9998999834060669,"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":0.9998999834060669,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9997000098228455,"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":0.998199999332428,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7255624532699585},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.7243021726608276},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.5858802199363708},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5734934210777283},{"id":"https://openalex.org/keywords/fractional-programming","display_name":"Fractional programming","score":0.5401474833488464},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.516033411026001},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4929673671722412},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.49203845858573914},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.4825848639011383},{"id":"https://openalex.org/keywords/dynamic-demand","display_name":"Dynamic demand","score":0.4512381851673126},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.44716936349868774},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.44155824184417725},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.4375383257865906},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.42569848895072937},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.34677955508232117},{"id":"https://openalex.org/keywords/nonlinear-programming","display_name":"Nonlinear programming","score":0.30731579661369324},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22576016187667847},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.19585922360420227},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18087643384933472},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.18004119396209717},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.13652199506759644},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.0872633159160614},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.0809510350227356}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7255624532699585},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.7243021726608276},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.5858802199363708},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5734934210777283},{"id":"https://openalex.org/C169069869","wikidata":"https://www.wikidata.org/wiki/Q5477546","display_name":"Fractional programming","level":4,"score":0.5401474833488464},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.516033411026001},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4929673671722412},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.49203845858573914},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.4825848639011383},{"id":"https://openalex.org/C45872418","wikidata":"https://www.wikidata.org/wiki/Q5318966","display_name":"Dynamic demand","level":3,"score":0.4512381851673126},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.44716936349868774},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.44155824184417725},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.4375383257865906},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.42569848895072937},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.34677955508232117},{"id":"https://openalex.org/C115527620","wikidata":"https://www.wikidata.org/wiki/Q769909","display_name":"Nonlinear programming","level":3,"score":0.30731579661369324},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22576016187667847},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.19585922360420227},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18087643384933472},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.18004119396209717},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.13652199506759644},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0872633159160614},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0809510350227356},{"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2014.2371457","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2014.2371457","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.9100000262260437,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W1491720843","https://openalex.org/W1862689498","https://openalex.org/W1967956032","https://openalex.org/W1969505582","https://openalex.org/W1975273809","https://openalex.org/W1997638491","https://openalex.org/W2007936241","https://openalex.org/W2008531574","https://openalex.org/W2056215075","https://openalex.org/W2057051119","https://openalex.org/W2060361504","https://openalex.org/W2078990479","https://openalex.org/W2091240134","https://openalex.org/W2093543816","https://openalex.org/W2093826177","https://openalex.org/W2104746833","https://openalex.org/W2114423401","https://openalex.org/W2130448665","https://openalex.org/W2140516799","https://openalex.org/W2140973383","https://openalex.org/W2143005940","https://openalex.org/W2144837603","https://openalex.org/W2146665952","https://openalex.org/W2150490868","https://openalex.org/W2150957592","https://openalex.org/W2152701741","https://openalex.org/W2154319347","https://openalex.org/W2156441612","https://openalex.org/W2161272050","https://openalex.org/W2164631123","https://openalex.org/W2296319761","https://openalex.org/W2475686826","https://openalex.org/W2611221451","https://openalex.org/W3101496806","https://openalex.org/W4246762037","https://openalex.org/W4250589301","https://openalex.org/W6642712475","https://openalex.org/W6677392654"],"related_works":["https://openalex.org/W103185312","https://openalex.org/W2100607072","https://openalex.org/W2083000360","https://openalex.org/W2110326814","https://openalex.org/W1983237045","https://openalex.org/W1735229475","https://openalex.org/W129790892","https://openalex.org/W2090622761","https://openalex.org/W2369888151","https://openalex.org/W2029650406"],"abstract_inverted_index":{"In":[0,69],"this":[1,107],"paper,":[2],"the":[3,9,13,41,44,48,53,56,61,70,75,79,84,102,125,135,141],"power-allocation":[4],"problem":[5],"is":[6,38,66,93,97],"solved":[7],"in":[8],"context":[10],"of":[11,17,43,78,83,101,128],"maximizing":[12],"energy":[14],"efficiency":[15,76],"(EE)":[16],"orthogonal":[18],"frequency-division":[19],"multiplexing":[20],"(OFDM)":[21],"signaling":[22],"over":[23,47],"a":[24,98,118],"two-way":[25],"amplify-and-forward":[26],"(AF)":[27],"relay":[28],"network":[29],"with":[30],"two":[31],"sources":[32],"and":[33,60,116],"one":[34,90],"relay.":[35],"The":[36],"EE":[37,71,96],"defined":[39],"as":[40],"ratio":[42],"system":[45],"throughput":[46],"total":[49],"power":[50,80],"consumption":[51],"incorporating":[52],"transmission":[54,103],"power,":[55,59,64],"fixed":[57],"circuit":[58,63],"dynamic":[62],"which":[65],"rate":[67],"dependent.":[68],"maximization":[72],"(EEM)":[73],"problem,":[74],"values":[77],"amplifiers":[81],"(PAs)":[82],"three":[85],"terminals":[86],"can":[87,138],"differ":[88],"from":[89],"another.":[91],"It":[92],"shown":[94],"that":[95,134],"quasi-concave":[99],"function":[100],"power.":[104],"Based":[105],"on":[106],"result,":[108],"we":[109],"use":[110],"Dinkelbach's":[111,129],"method":[112],"for":[113],"fractional":[114],"programming":[115],"propose":[117],"two-step":[119],"allocation":[120],"(TSA)":[121],"algorithm":[122],"to":[123],"solve":[124],"inner":[126],"loop":[127],"method.":[130],"Simulation":[131],"results":[132],"demonstrate":[133],"proposed":[136],"scheme":[137],"efficiently":[139],"maximize":[140],"EE.":[142]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
