{"id":"https://openalex.org/W4313591282","doi":"https://doi.org/10.1109/access.2022.3233942","title":"NOMA-Based Random Access in mMTC XL-MIMO","display_name":"NOMA-Based Random Access in mMTC XL-MIMO","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4313591282","doi":"https://doi.org/10.1109/access.2022.3233942"},"language":"en","primary_location":{"id":"doi:10.1109/access.2022.3233942","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1109/access.2022.3233942","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/10005208/10005075.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/10005208/10005075.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5023037600","display_name":"Thiago Augusto Bruza Alves","orcid":"https://orcid.org/0000-0002-1873-1026"},"institutions":[{"id":"https://openalex.org/I127110123","display_name":"Universidade Estadual de Londrina","ror":"https://ror.org/01585b035","country_code":"BR","type":"education","lineage":["https://openalex.org/I127110123"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Thiago Augusto Bruza Alves","raw_affiliation_strings":["Department of Electrical Engineering, State University of Londrina (UEL), Londrina, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-1873-1026","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, State University of Londrina (UEL), Londrina, Brazil","institution_ids":["https://openalex.org/I127110123"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026516878","display_name":"Taufik Abr\u00e3o","orcid":"https://orcid.org/0000-0001-8678-2805"},"institutions":[{"id":"https://openalex.org/I127110123","display_name":"Universidade Estadual de Londrina","ror":"https://ror.org/01585b035","country_code":"BR","type":"education","lineage":["https://openalex.org/I127110123"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Taufik Abrao","raw_affiliation_strings":["Department of Electrical Engineering, State University of Londrina (UEL), Londrina, Brazil"],"raw_orcid":"https://orcid.org/0000-0001-8678-2805","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, State University of Londrina (UEL), Londrina, Brazil","institution_ids":["https://openalex.org/I127110123"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I127110123"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.5848,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.58939546,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"11","issue":null,"first_page":"1944","last_page":"1954"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","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"}},"topics":[{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","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/T12079","display_name":"IoT Networks and Protocols","score":0.9994999766349792,"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/T11932","display_name":"Wireless Body Area Networks","score":0.9976000189781189,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/random-access","display_name":"Random access","score":0.8315930962562561},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7419441342353821},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6893376708030701},{"id":"https://openalex.org/keywords/protocol","display_name":"Protocol (science)","score":0.5426400899887085},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5113596320152283},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.5058073997497559},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.45386552810668945},{"id":"https://openalex.org/keywords/visibility","display_name":"Visibility","score":0.4223385155200958},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2746201157569885},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.14547979831695557},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1006615161895752},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.07123899459838867}],"concepts":[{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.8315930962562561},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7419441342353821},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6893376708030701},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.5426400899887085},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5113596320152283},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.5058073997497559},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.45386552810668945},{"id":"https://openalex.org/C123403432","wikidata":"https://www.wikidata.org/wiki/Q654068","display_name":"Visibility","level":2,"score":0.4223385155200958},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2746201157569885},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.14547979831695557},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1006615161895752},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.07123899459838867},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"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":2,"locations":[{"id":"doi:10.1109/access.2022.3233942","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1109/access.2022.3233942","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/10005208/10005075.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:da43967fa27440f79e960b3cee527109","is_oa":true,"landing_page_url":"https://doaj.org/article/da43967fa27440f79e960b3cee527109","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 11, Pp 1944-1954 (2023)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2022.3233942","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1109/access.2022.3233942","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/10005208/10005075.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.5400000214576721}],"awards":[{"id":"https://openalex.org/G1059348180","display_name":null,"funder_award_id":"310681/2019-7","funder_id":"https://openalex.org/F4320322025","funder_display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico"},{"id":"https://openalex.org/G8920435243","display_name":null,"funder_award_id":"Grant 001","funder_id":"https://openalex.org/F4320321091","funder_display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior"}],"funders":[{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"},{"id":"https://openalex.org/F4320322025","display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico","ror":"https://ror.org/03swz6y49"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4313591282.pdf","grobid_xml":"https://content.openalex.org/works/W4313591282.grobid-xml"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W2338465892","https://openalex.org/W2547887009","https://openalex.org/W2751030495","https://openalex.org/W2770606349","https://openalex.org/W2919573369","https://openalex.org/W2955039397","https://openalex.org/W2963722216","https://openalex.org/W2979737846","https://openalex.org/W2997786076","https://openalex.org/W3008705472","https://openalex.org/W3045611439","https://openalex.org/W3072069827","https://openalex.org/W3084857938","https://openalex.org/W3100505697","https://openalex.org/W3102217847","https://openalex.org/W3110647568","https://openalex.org/W3126709664","https://openalex.org/W3132288819","https://openalex.org/W3156461943","https://openalex.org/W3162932090","https://openalex.org/W3165860861","https://openalex.org/W3201323406","https://openalex.org/W3215644076","https://openalex.org/W4212943924","https://openalex.org/W4226378525","https://openalex.org/W4226396602","https://openalex.org/W4288550678","https://openalex.org/W4352981986","https://openalex.org/W6760497636"],"related_works":["https://openalex.org/W2392812199","https://openalex.org/W4200176076","https://openalex.org/W598185802","https://openalex.org/W2355516524","https://openalex.org/W2361471170","https://openalex.org/W2025616642","https://openalex.org/W1954972543","https://openalex.org/W2954738200","https://openalex.org/W4220843223","https://openalex.org/W2372002319"],"abstract_inverted_index":{"In":[0,83],"machine-type":[1],"communication":[2],"(MTC),":[3],"massive":[4,11,23,30],"access":[5,90,102,111,128,161],"attempts":[6,159],"are":[7],"generated":[8],"and":[9,71,113],"the":[10,14,26,52,57,61,64,78,88,98,106,114,134,140,156,162,166,170],"MIMO":[12],"is":[13,55,149],"key":[15],"technology":[16,41],"to":[17,63,75,151,160],"support":[18,22],"this":[19,84],"demand.":[20],"To":[21],"MTC":[24],"(mMTC),":[25],"recent":[27],"extra-large":[28,120],"scale":[29],"multiple-input":[31],"multiple-output":[32],"(XL-MIMO)":[33],"architecture":[34],"has":[35],"been":[36],"seen":[37],"as":[38,60,169],"a":[39,153],"promising":[40],"for":[42],"providing":[43],"very":[44],"high-data":[45],"rates":[46],"in":[47,93,119,133,155],"high-user":[48],"density":[49],"scenarios.":[50],"Therefore,":[51],"large":[53],"dimension":[54],"of":[56,108,129,158,172],"same":[58,135,141],"order":[59],"distances":[62],"user":[65,116],"equipment":[66],"(UE)":[67],"causing":[68],"spatial":[69],"non-stationarities":[70],"visibility":[72],"regions":[73],"(VRs)":[74],"occur":[76],"across":[77],"huge":[79],"XL":[80,136],"array":[81],"extension.":[82],"work,":[85],"we":[86],"investigate":[87],"random":[89,101],"(RA)":[91],"problem":[92],"crowded":[94],"mMTC":[95],"XL-MIMO":[96],"scenarios;":[97],"proposed":[99,145],"grant-based":[100],"(GB-RA)":[103],"protocol":[104,148],"combining":[105],"advantage":[107],"non-orthogonal":[109],"multiple":[110,130],"(NOMA)":[112],"strongest":[115],"collision":[117],"resolution":[118],"arrays":[121],"(SUCRe-XL),":[122],"namely":[123],"NOVR-XL":[124,146],"scheme":[125],"can":[126],"allow":[127],"colliding":[131],"users":[132],"subarray":[137],"(SA)":[138],"selecting":[139],"pilot":[142],"sequence.":[143],"The":[144],"GB-RA":[147],"able":[150],"provide":[152],"reduction":[154],"number":[157,171],"network,":[163],"while":[164],"improving":[165],"average":[167],"sum-rate,":[168],"SA":[173],"increases.":[174]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1}],"updated_date":"2026-07-25T09:21:30.201066","created_date":"2025-10-10T00:00:00"}