{"id":"https://openalex.org/W1998496218","doi":"https://doi.org/10.1109/ncc.2014.6811312","title":"A geometrical approach for power optimization in relay-based cellular networks","display_name":"A geometrical approach for power optimization in relay-based cellular networks","publication_year":2014,"publication_date":"2014-02-01","ids":{"openalex":"https://openalex.org/W1998496218","doi":"https://doi.org/10.1109/ncc.2014.6811312","mag":"1998496218"},"language":"en","primary_location":{"id":"doi:10.1109/ncc.2014.6811312","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ncc.2014.6811312","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 Twentieth National Conference on Communications (NCC)","raw_type":"proceedings-article"},"type":"preprint","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/A5010487471","display_name":"Mattia Minelli","orcid":null},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Mattia Minelli","raw_affiliation_strings":["Nanyang Technological University, Singapore","Nanyang Technological University, nanyang avenue, singapore#TAB#"],"affiliations":[{"raw_affiliation_string":"Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Nanyang Technological University, nanyang avenue, singapore#TAB#","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071592220","display_name":"Maode Ma","orcid":"https://orcid.org/0000-0003-1438-7018"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Maode Ma","raw_affiliation_strings":["Nanyang Technological University, Singapore","Nanyang Technological University, nanyang avenue, singapore#TAB#"],"affiliations":[{"raw_affiliation_string":"Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Nanyang Technological University, nanyang avenue, singapore#TAB#","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046008934","display_name":"Marceau Coupechoux","orcid":"https://orcid.org/0000-0003-0744-319X"},"institutions":[{"id":"https://openalex.org/I12356871","display_name":"T\u00e9l\u00e9com Paris","ror":"https://ror.org/01naq7912","country_code":"FR","type":"education","lineage":["https://openalex.org/I12356871","https://openalex.org/I205703379","https://openalex.org/I4210145102"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210165912","display_name":"Laboratoire Traitement et Communication de l\u2019Information","ror":"https://ror.org/057er4c39","country_code":"FR","type":"facility","lineage":["https://openalex.org/I12356871","https://openalex.org/I205703379","https://openalex.org/I4210145102","https://openalex.org/I4210165912"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Marceau Coupechoux","raw_affiliation_strings":["Telecom ParisTech and CNRS LTCI, Paris, France","Telecom ParisTech and CNRS LTCI, 46, rue Barrault, Paris, France"],"affiliations":[{"raw_affiliation_string":"Telecom ParisTech and CNRS LTCI, Paris, France","institution_ids":["https://openalex.org/I4210165912","https://openalex.org/I1294671590","https://openalex.org/I12356871"]},{"raw_affiliation_string":"Telecom ParisTech and CNRS LTCI, 46, rue Barrault, Paris, France","institution_ids":["https://openalex.org/I4210165912","https://openalex.org/I1294671590","https://openalex.org/I12356871"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109244704","display_name":"Philippe Godlewski","orcid":null},"institutions":[{"id":"https://openalex.org/I4210165912","display_name":"Laboratoire Traitement et Communication de l\u2019Information","ror":"https://ror.org/057er4c39","country_code":"FR","type":"facility","lineage":["https://openalex.org/I12356871","https://openalex.org/I205703379","https://openalex.org/I4210145102","https://openalex.org/I4210165912"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I12356871","display_name":"T\u00e9l\u00e9com Paris","ror":"https://ror.org/01naq7912","country_code":"FR","type":"education","lineage":["https://openalex.org/I12356871","https://openalex.org/I205703379","https://openalex.org/I4210145102"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Philippe Godlewski","raw_affiliation_strings":["Telecom ParisTech and CNRS LTCI, Paris, France","Telecom ParisTech and CNRS LTCI, 46, rue Barrault, Paris, France"],"affiliations":[{"raw_affiliation_string":"Telecom ParisTech and CNRS LTCI, Paris, France","institution_ids":["https://openalex.org/I4210165912","https://openalex.org/I1294671590","https://openalex.org/I12356871"]},{"raw_affiliation_string":"Telecom ParisTech and CNRS LTCI, 46, rue Barrault, Paris, France","institution_ids":["https://openalex.org/I4210165912","https://openalex.org/I1294671590","https://openalex.org/I12356871"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5010487471"],"corresponding_institution_ids":["https://openalex.org/I172675005"],"apc_list":null,"apc_paid":null,"fwci":0.73535278,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.73866224,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"63","issue":null,"first_page":"1","last_page":"5"},"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998000264167786,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9984999895095825,"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":0.897750735282898},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.7371151447296143},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.6939199566841125},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6897810697555542},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6600337028503418},{"id":"https://openalex.org/keywords/cellular-network","display_name":"Cellular network","score":0.6181142926216125},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5999173521995544},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.5914918780326843},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.4994540214538574},{"id":"https://openalex.org/keywords/user-equipment","display_name":"User equipment","score":0.4903740882873535},{"id":"https://openalex.org/keywords/relay-channel","display_name":"Relay channel","score":0.4756447970867157},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4437004625797272},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.41143599152565},{"id":"https://openalex.org/keywords/signal-to-interference-ratio","display_name":"Signal-to-interference ratio","score":0.4110676944255829},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.32092857360839844},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.28372734785079956},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.2235375940799713},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15667736530303955},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.13830336928367615},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.10941332578659058},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.05695882439613342}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.897750735282898},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.7371151447296143},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.6939199566841125},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6897810697555542},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6600337028503418},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.6181142926216125},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5999173521995544},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.5914918780326843},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.4994540214538574},{"id":"https://openalex.org/C2781327853","wikidata":"https://www.wikidata.org/wiki/Q3552547","display_name":"User equipment","level":3,"score":0.4903740882873535},{"id":"https://openalex.org/C46257984","wikidata":"https://www.wikidata.org/wiki/Q7310895","display_name":"Relay channel","level":4,"score":0.4756447970867157},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4437004625797272},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.41143599152565},{"id":"https://openalex.org/C75613536","wikidata":"https://www.wikidata.org/wiki/Q4138870","display_name":"Signal-to-interference ratio","level":3,"score":0.4110676944255829},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.32092857360839844},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.28372734785079956},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.2235375940799713},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15667736530303955},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.13830336928367615},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.10941332578659058},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.05695882439613342},{"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/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ncc.2014.6811312","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ncc.2014.6811312","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 Twentieth National Conference on Communications (NCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5799999833106995,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1968998975","https://openalex.org/W1969878535","https://openalex.org/W2103616124","https://openalex.org/W2104331759","https://openalex.org/W2132663207","https://openalex.org/W2159997570","https://openalex.org/W2163831393","https://openalex.org/W2168816545"],"related_works":["https://openalex.org/W4297776116","https://openalex.org/W3164284189","https://openalex.org/W2611631300","https://openalex.org/W2163043527","https://openalex.org/W2124240980","https://openalex.org/W2104962311","https://openalex.org/W2137476548","https://openalex.org/W2557525578","https://openalex.org/W1987882110","https://openalex.org/W4291246656"],"abstract_inverted_index":{"Relays":[0],"are":[1],"considered":[2],"as":[3,123,125],"a":[4,22,29,52,59,133,143],"feasible":[5],"way":[6],"to":[7,33,98],"increase":[8],"coverage":[9],"and":[10,118,150],"capacity":[11],"of":[12,17,24,45,136,146],"cellular":[13,54],"networks.":[14],"However,":[15],"optimization":[16],"relay-enhanced":[18],"networks":[19],"is":[20,63,83,89],"still":[21],"matter":[23],"research.":[25],"This":[26],"paper":[27],"proposes":[28],"simple":[30],"geometrical":[31],"approach":[32,103],"derive":[34],"the":[35,43,47,66,73,80,91,95,108,137],"optimal":[36,138],"long-term":[37],"relay":[38,109],"downlink":[39],"transmit":[40,140],"power":[41,112,141],"with":[42],"aim":[44],"maximizing":[46],"average":[48],"spectral":[49,77],"efficiency":[50,78],"in":[51,106],"relay-based":[53],"network.":[55],"In":[56],"our":[57,130],"model,":[58],"User":[60],"Equipment":[61],"(UE)":[62],"served":[64],"by":[65],"network":[67],"node":[68,88,110],"from":[69],"which":[70],"it":[71],"receives":[72],"highest":[74],"power.":[75],"The":[76],"at":[79],"UE":[81],"location":[82,148],"maximized":[84],"when":[85],"this":[86],"serving":[87,116],"also":[90],"one":[92],"that":[93,114,129],"provides":[94,132],"best":[96],"Signal":[97],"Interference":[99],"Ratio":[100],"(SIR).":[101],"Our":[102],"thus":[104],"consists":[105],"setting":[107],"(RN)":[111],"such":[113],"its":[115,119],"area":[117,121],"SIR":[120],"coincide":[122],"much":[124],"possible.":[126],"Results":[127],"show":[128],"algorithm":[131],"fine":[134],"approximation":[135],"RN":[139],"under":[142],"wide":[144],"range":[145],"RNs":[147],"scenarios":[149],"propagation":[151],"parameters.":[152]},"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}