{"id":"https://openalex.org/W2087646476","doi":"https://doi.org/10.1109/tvt.2014.2311235","title":"Energy-Efficient Resource Allocation in Downlink OFDM Wireless Systems With Proportional Rate Constraints","display_name":"Energy-Efficient Resource Allocation in Downlink OFDM Wireless Systems With Proportional Rate Constraints","publication_year":2014,"publication_date":"2014-03-11","ids":{"openalex":"https://openalex.org/W2087646476","doi":"https://doi.org/10.1109/tvt.2014.2311235","mag":"2087646476"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2014.2311235","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2014.2311235","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/A5050126805","display_name":"Zhanyang Ren","orcid":null},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhanyang Ren","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","State Key Laboratory of Networking and Switching Technology,  Beijing University of Posts and Telecommunications,  Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology,  Beijing University of Posts and Telecommunications,  Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086645962","display_name":"Shanzhi Chen","orcid":"https://orcid.org/0000-0002-5409-8168"},"institutions":[{"id":"https://openalex.org/I4210136246","display_name":"China Telecom (China)","ror":"https://ror.org/03jgnzt20","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210136246"]},{"id":"https://openalex.org/I4391767964","display_name":"State Key Laboratory of Wireless Mobile Communications","ror":"https://ror.org/02j79dc41","country_code":null,"type":"facility","lineage":["https://openalex.org/I4210162623","https://openalex.org/I4391767964"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shanzhi Chen","raw_affiliation_strings":["State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China","[State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China]"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4391767964"]},{"raw_affiliation_string":"[State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China]","institution_ids":["https://openalex.org/I4391767964"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100748121","display_name":"Bo Hu","orcid":"https://orcid.org/0000-0002-9698-8134"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo Hu","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","State Key Laboratory of Networking and Switching Technology,  Beijing University of Posts and Telecommunications,  Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology,  Beijing University of Posts and Telecommunications,  Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031804809","display_name":"Weiguo Ma","orcid":"https://orcid.org/0000-0002-2514-302X"},"institutions":[{"id":"https://openalex.org/I4391767964","display_name":"State Key Laboratory of Wireless Mobile Communications","ror":"https://ror.org/02j79dc41","country_code":null,"type":"facility","lineage":["https://openalex.org/I4210162623","https://openalex.org/I4391767964"]},{"id":"https://openalex.org/I4210136246","display_name":"China Telecom (China)","ror":"https://ror.org/03jgnzt20","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210136246"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weiguo Ma","raw_affiliation_strings":["State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China","[State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China]"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China","institution_ids":["https://openalex.org/I4210136246","https://openalex.org/I4391767964"]},{"raw_affiliation_string":"[State Key Laboratory of Wireless Mobile Communications, China Academy of Telecommunications Technology (CATT), Beijing, China]","institution_ids":["https://openalex.org/I4391767964"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5050126805"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":7.7691965,"has_fulltext":false,"cited_by_count":76,"citation_normalized_percentile":{"value":0.98236847,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":"63","issue":"5","first_page":"2139","last_page":"2150"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11409","display_name":"Advanced Wireless Network Optimization","score":1.0,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":1.0,"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/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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9987999796867371,"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/subcarrier","display_name":"Subcarrier","score":0.9247524738311768},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7582168579101562},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.7298970818519592},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6084661483764648},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.6006574034690857},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.5986135601997375},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.574558436870575},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4664674997329712},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4507442116737366},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.43662017583847046},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.41953927278518677},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.41546177864074707},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.38068902492523193},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.32627880573272705},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.2659355700016022},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.26539304852485657},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2169835865497589},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.14656496047973633},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.14027827978134155},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.07666900753974915}],"concepts":[{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.9247524738311768},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7582168579101562},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.7298970818519592},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6084661483764648},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.6006574034690857},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.5986135601997375},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.574558436870575},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4664674997329712},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4507442116737366},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.43662017583847046},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.41953927278518677},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.41546177864074707},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.38068902492523193},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.32627880573272705},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.2659355700016022},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.26539304852485657},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2169835865497589},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.14656496047973633},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.14027827978134155},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.07666900753974915}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2014.2311235","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2014.2311235","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":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1508393616","https://openalex.org/W1545089760","https://openalex.org/W1975124711","https://openalex.org/W1995319790","https://openalex.org/W2031092768","https://openalex.org/W2034490776","https://openalex.org/W2038980338","https://openalex.org/W2039065876","https://openalex.org/W2053259634","https://openalex.org/W2063137632","https://openalex.org/W2064509244","https://openalex.org/W2095626188","https://openalex.org/W2102189866","https://openalex.org/W2106749358","https://openalex.org/W2107241872","https://openalex.org/W2108359457","https://openalex.org/W2119952207","https://openalex.org/W2120819086","https://openalex.org/W2126087318","https://openalex.org/W2128811149","https://openalex.org/W2132086041","https://openalex.org/W2132305759","https://openalex.org/W2136177917","https://openalex.org/W2147437672","https://openalex.org/W2152481521","https://openalex.org/W2154319347","https://openalex.org/W2164631123","https://openalex.org/W2170354096","https://openalex.org/W3140350638"],"related_works":["https://openalex.org/W3117207195","https://openalex.org/W2029275898","https://openalex.org/W2796093738","https://openalex.org/W2106576529","https://openalex.org/W2515629000","https://openalex.org/W2907156721","https://openalex.org/W2601693592","https://openalex.org/W2103590590","https://openalex.org/W2013230419","https://openalex.org/W2169192185"],"abstract_inverted_index":{"Orthogonal":[0],"frequency-division":[1],"multiplexing":[2],"(OFDM),":[3],"with":[4,208],"its":[5,179],"own":[6],"advantages":[7],"of":[8,111],"spectral":[9],"efficiency":[10,44],"(SE)":[11],"enhancement":[12],"and":[13,31,60,92,131,197,202,222],"flexible":[14],"resource":[15,62,150],"allocation,":[16],"is":[17,64,83,104,123,144,159,168,181,220,241],"a":[18,49,67,74,100],"promising":[19],"basic":[20],"technique":[21],"for":[22,28,36,52,97],"fulfilling":[23],"the":[24,41,77,89,115,118,126,135,138,148,155,163,166,185,191,194,198,212,226,233,239],"ever":[25],"increasing":[26],"demand":[27],"high-data-rate":[29],"transmission":[30],"various":[32],"service":[33],"type":[34],"support":[35],"mobile":[37,70],"multimedia":[38],"communications.":[39],"In":[40,56,114,134],"meantime,":[42],"energy":[43],"(EE)":[45],"has":[46],"now":[47],"become":[48],"critical":[50],"metric":[51],"green":[53],"system":[54],"design.":[55],"this":[57],"paper,":[58],"energy-efficient":[59,120,195,227],"fair":[61],"allocation":[63,81,151],"investigated":[65],"in":[66,171,211],"downlink":[68],"OFDM-based":[69],"communication":[71],"system.":[72],"Given":[73],"subcarrier":[75,102,132,141,157],"assignment,":[76],"bisection-based":[78],"optimal":[79],"power":[80,122],"(BOPA)":[82],"proposed":[84],"at":[85],"first,":[86],"which":[87],"achieves":[88],"maximum":[90],"EE":[91],"guarantees":[93],"proportional":[94],"data":[95],"rates":[96],"users.":[98,153],"Then,":[99],"two-step":[101,156],"assignment":[103,142,158],"designed":[105],"to":[106,146,162,184],"avoid":[107],"unaffordable":[108],"computational":[109],"complexity":[110],"exhaustive":[112],"search.":[113],"first":[116],"step,":[117,137],"estimated":[119],"transmit":[121],"found":[124],"via":[125],"assumptions":[127],"on":[128],"flat":[129],"fading":[130],"sharing.":[133],"second":[136],"traditional":[139,199],"spectral-efficient":[140,200,236],"(SESA)":[143],"introduced":[145],"complete":[147],"bandwidth":[149],"among":[152],"Although":[154],"suboptimal":[160],"due":[161],"fact":[164],"that":[165,178,204,225],"optimization":[167],"done":[169],"independently":[170],"two":[172],"separate":[173],"steps,":[174],"numerical":[175],"results":[176],"demonstrate":[177],"performance":[180],"very":[182],"close":[183],"optimum.":[186],"This":[187,218],"paper":[188],"also":[189],"studies":[190],"difference":[192],"between":[193],"solution":[196],"policy":[201,237],"observes":[203],"they":[205],"are":[206],"similar":[207],"each":[209],"other":[210],"low":[213],"channel-gain-to-noise":[214],"ratio":[215],"(CNR)":[216],"regime.":[217],"observation":[219],"helpful":[221],"could":[223],"enable":[224],"design":[228],"can":[229],"be":[230],"turned":[231],"into":[232],"relatively":[234],"simpler":[235],"when":[238],"CNR":[240],"low.":[242]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":9},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":13},{"year":2016,"cited_by_count":16},{"year":2015,"cited_by_count":10},{"year":2014,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}