{"id":"https://openalex.org/W2980256130","doi":"https://doi.org/10.1109/lcomm.2019.2945710","title":"Decentralized Random Energy Allocation for Massive Non-Orthogonal Code-Division Multiple Access","display_name":"Decentralized Random Energy Allocation for Massive Non-Orthogonal Code-Division Multiple Access","publication_year":2019,"publication_date":"2019-10-07","ids":{"openalex":"https://openalex.org/W2980256130","doi":"https://doi.org/10.1109/lcomm.2019.2945710","mag":"2980256130"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2019.2945710","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2019.2945710","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hdl.handle.net/2117/171850","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5088641171","display_name":"Francesc Molina","orcid":"https://orcid.org/0000-0002-3188-5599"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Francesc Molina","raw_affiliation_strings":["Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (UPC), Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0002-3188-5599","affiliations":[{"raw_affiliation_string":"Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047295697","display_name":"Javier Villares","orcid":"https://orcid.org/0000-0001-5701-9819"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Javier Villares","raw_affiliation_strings":["Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (UPC), Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0001-5701-9819","affiliations":[{"raw_affiliation_string":"Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070974195","display_name":"Francesc Rey Micolau","orcid":"https://orcid.org/0000-0003-3615-7627"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Francesc Rey","raw_affiliation_strings":["Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (UPC), Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0003-3615-7627","affiliations":[{"raw_affiliation_string":"Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037123227","display_name":"Josep Sala-\u00c1lvarez","orcid":"https://orcid.org/0000-0002-6879-1991"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Josep Sala-Alvarez","raw_affiliation_strings":["Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (UPC), Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0002-6879-1991","affiliations":[{"raw_affiliation_string":"Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I9617848"],"apc_list":null,"apc_paid":null,"fwci":0.2335,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.54820327,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"23","issue":"12","first_page":"2306","last_page":"2310"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","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/T11458","display_name":"Advanced Wireless Communication Technologies","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/T10575","display_name":"Wireless Communication Networks Research","score":0.9994000196456909,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9987000226974487,"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/code-division-multiple-access","display_name":"Code division multiple access","score":0.6752068400382996},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6359562277793884},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6256856322288513},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.5579363107681274},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5126725435256958},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.5073081851005554},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.5033549666404724},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4771175682544708},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.46850326657295227},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.4396843910217285},{"id":"https://openalex.org/keywords/independent-and-identically-distributed-random-variables","display_name":"Independent and identically distributed random variables","score":0.4255772531032562},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.39612749218940735},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.39163267612457275},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3355349600315094},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.302028089761734},{"id":"https://openalex.org/keywords/random-variable","display_name":"Random variable","score":0.23481887578964233},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.18953779339790344},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.1713424026966095},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.11379751563072205},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11324521899223328}],"concepts":[{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.6752068400382996},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6359562277793884},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6256856322288513},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.5579363107681274},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5126725435256958},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.5073081851005554},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.5033549666404724},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4771175682544708},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.46850326657295227},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4396843910217285},{"id":"https://openalex.org/C141513077","wikidata":"https://www.wikidata.org/wiki/Q378542","display_name":"Independent and identically distributed random variables","level":3,"score":0.4255772531032562},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.39612749218940735},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.39163267612457275},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3355349600315094},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.302028089761734},{"id":"https://openalex.org/C122123141","wikidata":"https://www.wikidata.org/wiki/Q176623","display_name":"Random variable","level":2,"score":0.23481887578964233},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.18953779339790344},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.1713424026966095},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.11379751563072205},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11324521899223328}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lcomm.2019.2945710","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2019.2945710","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","raw_type":"journal-article"},{"id":"pmh:oai:upcommons.upc.edu:2117/171850","is_oa":true,"landing_page_url":"https://hdl.handle.net/2117/171850","pdf_url":null,"source":{"id":"https://openalex.org/S4377196262","display_name":"UPCommons institutional repository (Universitat Polit\u00e8cnica de Catalunya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9617848","host_organization_name":"Universitat Polit\u00e8cnica de Catalunya","host_organization_lineage":["https://openalex.org/I9617848"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Article"}],"best_oa_location":{"id":"pmh:oai:upcommons.upc.edu:2117/171850","is_oa":true,"landing_page_url":"https://hdl.handle.net/2117/171850","pdf_url":null,"source":{"id":"https://openalex.org/S4377196262","display_name":"UPCommons institutional repository (Universitat Polit\u00e8cnica de Catalunya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9617848","host_organization_name":"Universitat Polit\u00e8cnica de Catalunya","host_organization_lineage":["https://openalex.org/I9617848"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Article"},"sustainable_development_goals":[{"score":0.9100000262260437,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G3760900746","display_name":null,"funder_award_id":"2017 SGR 578","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G4562039431","display_name":null,"funder_award_id":"FI-2018","funder_id":"https://openalex.org/F4320321505","funder_display_name":"Generalitat de Catalunya"},{"id":"https://openalex.org/G6033837804","display_name":null,"funder_award_id":"2017 SGR 578","funder_id":"https://openalex.org/F4320321505","funder_display_name":"Generalitat de Catalunya"},{"id":"https://openalex.org/G7330066445","display_name":null,"funder_award_id":"TEC2016-76409-C2-1-R","funder_id":"https://openalex.org/F4320315062","funder_display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades"},{"id":"https://openalex.org/G8970473815","display_name":null,"funder_award_id":"2017 SGR","funder_id":"https://openalex.org/F4320321505","funder_display_name":"Generalitat de Catalunya"}],"funders":[{"id":"https://openalex.org/F4320315062","display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades","ror":null},{"id":"https://openalex.org/F4320321505","display_name":"Generalitat de Catalunya","ror":"https://ror.org/01bg62x04"},{"id":"https://openalex.org/F4320335598","display_name":"Agencia Estatal de Investigaci\u00f3n","ror":null},{"id":"https://openalex.org/F4320338080","display_name":"European Social Fund","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1494577266","https://openalex.org/W1604569548","https://openalex.org/W1856756222","https://openalex.org/W1922937245","https://openalex.org/W1989092524","https://openalex.org/W1997834106","https://openalex.org/W2017972492","https://openalex.org/W2136979582","https://openalex.org/W2166697480","https://openalex.org/W2169167827","https://openalex.org/W2190095468","https://openalex.org/W2522847968","https://openalex.org/W2769456309","https://openalex.org/W2781265480","https://openalex.org/W2782870384","https://openalex.org/W2956969941","https://openalex.org/W3101450547"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W2962882802","https://openalex.org/W2571404653","https://openalex.org/W1995129237","https://openalex.org/W1761601995","https://openalex.org/W4300468626","https://openalex.org/W2097713053","https://openalex.org/W2601693592","https://openalex.org/W4252996645"],"abstract_inverted_index":{"This":[0],"work":[1],"studies":[2],"the":[3,38,58,66,86,109,119,131],"spectral":[4,121],"efficiency":[5,122],"achievable":[6],"when":[7],"a":[8,18,46,97],"very":[9],"large":[10],"number":[11,99,105],"of":[12,100,130],"terminals":[13,30],"are":[14],"connected":[15],"simultaneously":[16],"to":[17,116],"central":[19],"node":[20],"(uplink)":[21],"through":[22],"independent":[23],"and":[24,61,65,88],"identically-distributed":[25],"flat-fading":[26],"channels.":[27],"Assuming":[28],"that":[29,96,123],"only":[31],"have":[32,94],"statistical":[33],"channel":[34,110],"state":[35],"information":[36],"(CSI),":[37],"optimum":[39],"random":[40,101],"transmitted-energy":[41],"allocation":[42],"is":[43,78,106,114],"formulated":[44],"considering":[45],"non-orthogonal":[47],"direct-sequence":[48],"code-division":[49],"multiple":[50],"access":[51],"(DS-CDMA)":[52],"where":[53],"all":[54],"users":[55],"transmit":[56],"using":[57],"same":[59],"modulation":[60],"error":[62],"correcting":[63],"code":[64],"receiver":[67],"implements":[68],"successive":[69],"interference":[70],"cancellation":[71],"(SIC).":[72],"Focusing":[73],"on":[74,84],"low-power":[75],"terminals,":[76],"optimization":[77,129],"carried":[79],"out":[80],"by":[81,108],"imposing":[82],"constraints":[83],"both":[85],"average":[87],"peak":[89],"per-user":[90],"transmitted":[91],"energy.":[92],"Simulations":[93],"revealed":[95],"limited":[98],"energy":[102,133],"levels,":[103],"whose":[104],"determined":[107],"power":[111],"gain":[112],"variance,":[113],"sufficient":[115],"achieve":[117],"approximately":[118],"maximum":[120],"would":[124],"be":[125],"obtained":[126],"under":[127],"direct":[128],"received":[132],"profile.":[134]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2019-10-18T00:00:00"}
