{"id":"https://openalex.org/W4317642828","doi":"https://doi.org/10.1109/wpmc55625.2022.10014858","title":"Enabling Pseudo-Orthogonal Preambles, Clustering, and MIMO in Massive IoT Networks","display_name":"Enabling Pseudo-Orthogonal Preambles, Clustering, and MIMO in Massive IoT Networks","publication_year":2022,"publication_date":"2022-10-30","ids":{"openalex":"https://openalex.org/W4317642828","doi":"https://doi.org/10.1109/wpmc55625.2022.10014858"},"language":"en","primary_location":{"id":"doi:10.1109/wpmc55625.2022.10014858","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wpmc55625.2022.10014858","pdf_url":null,"source":{"id":"https://openalex.org/S4363607502","display_name":"2022 25th International Symposium on Wireless Personal Multimedia Communications (WPMC)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 25th International Symposium on Wireless Personal Multimedia Communications (WPMC)","raw_type":"proceedings-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/A5043768696","display_name":"Carmen Florea","orcid":"https://orcid.org/0000-0002-3938-0106"},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":true,"raw_author_name":"Carmen Florea","raw_affiliation_strings":["Beam Innovation SRL and University Politehnica of Bucharest,Bucharest,Romania","Beam Innovation SRL and University Politehnica of Bucharest, Bucharest, Romania"],"raw_orcid":"https://orcid.org/0000-0002-3938-0106","affiliations":[{"raw_affiliation_string":"Beam Innovation SRL and University Politehnica of Bucharest,Bucharest,Romania","institution_ids":["https://openalex.org/I61641377"]},{"raw_affiliation_string":"Beam Innovation SRL and University Politehnica of Bucharest, Bucharest, Romania","institution_ids":["https://openalex.org/I61641377"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059955602","display_name":"R\u0103zvan Cr\u0103ciunescu","orcid":"https://orcid.org/0000-0003-0060-3306"},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Razvan Craciunescu","raw_affiliation_strings":["Beam Innovation SRL and University Politehnica of Bucharest,Bucharest,Romania","Beam Innovation SRL and University Politehnica of Bucharest, Bucharest, Romania"],"raw_orcid":"https://orcid.org/0000-0003-0060-3306","affiliations":[{"raw_affiliation_string":"Beam Innovation SRL and University Politehnica of Bucharest,Bucharest,Romania","institution_ids":["https://openalex.org/I61641377"]},{"raw_affiliation_string":"Beam Innovation SRL and University Politehnica of Bucharest, Bucharest, Romania","institution_ids":["https://openalex.org/I61641377"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102716978","display_name":"Frank Y. Li","orcid":"https://orcid.org/0000-0003-4812-6211"},"institutions":[{"id":"https://openalex.org/I200650556","display_name":"University of Agder","ror":"https://ror.org/03x297z98","country_code":"NO","type":"education","lineage":["https://openalex.org/I200650556"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Frank Y. Li","raw_affiliation_strings":["University of Agder (UiA) Grimstad,Dept. of Inf. and Comm. Techn.,Norway","Dept. of Inf. and Comm. Techn., University of Agder (UiA) Grimstad, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Agder (UiA) Grimstad,Dept. of Inf. and Comm. Techn.,Norway","institution_ids":["https://openalex.org/I200650556"]},{"raw_affiliation_string":"Dept. of Inf. and Comm. Techn., University of Agder (UiA) Grimstad, Norway","institution_ids":["https://openalex.org/I200650556"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059037749","display_name":"Alexandru Vulpe","orcid":"https://orcid.org/0000-0003-1970-1117"},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Alexandru Vulpe","raw_affiliation_strings":["Beam Innovation SRL and University Politehnica of Bucharest,Bucharest,Romania","Beam Innovation SRL and University Politehnica of Bucharest, Bucharest, Romania"],"raw_orcid":"https://orcid.org/0000-0003-1970-1117","affiliations":[{"raw_affiliation_string":"Beam Innovation SRL and University Politehnica of Bucharest,Bucharest,Romania","institution_ids":["https://openalex.org/I61641377"]},{"raw_affiliation_string":"Beam Innovation SRL and University Politehnica of Bucharest, Bucharest, Romania","institution_ids":["https://openalex.org/I61641377"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003773059","display_name":"Marius Vochin","orcid":"https://orcid.org/0000-0003-1962-035X"},"institutions":[{"id":"https://openalex.org/I61641377","display_name":"Universitatea Na\u021bional\u0103 de \u0218tiin\u021b\u0103 \u0219i Tehnologie Politehnica Bucure\u0219ti","ror":"https://ror.org/0558j5q12","country_code":"RO","type":"education","lineage":["https://openalex.org/I61641377"]}],"countries":["RO"],"is_corresponding":false,"raw_author_name":"Marius-Constantin Vochin","raw_affiliation_strings":["University Politehnica of Bucharest,Telecommunication Department,Bucharest,Romania","Telecommunication Department, University Politehnica of Bucharest, Bucharest, Romania"],"raw_orcid":"https://orcid.org/0000-0003-1962-035X","affiliations":[{"raw_affiliation_string":"University Politehnica of Bucharest,Telecommunication Department,Bucharest,Romania","institution_ids":["https://openalex.org/I61641377"]},{"raw_affiliation_string":"Telecommunication Department, University Politehnica of Bucharest, Bucharest, Romania","institution_ids":["https://openalex.org/I61641377"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5043768696"],"corresponding_institution_ids":["https://openalex.org/I61641377"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.28622727,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"193","last_page":"198"},"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/T12079","display_name":"IoT Networks and Protocols","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/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"}}],"keywords":[{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.807518482208252},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7634820342063904},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.6543889045715332},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6289553046226501},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.5557846426963806},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5193777680397034},{"id":"https://openalex.org/keywords/cluster","display_name":"Cluster (spacecraft)","score":0.47238683700561523},{"id":"https://openalex.org/keywords/degradation","display_name":"Degradation (telecommunications)","score":0.42794597148895264},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2184256911277771}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.807518482208252},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7634820342063904},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6543889045715332},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6289553046226501},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.5557846426963806},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5193777680397034},{"id":"https://openalex.org/C164866538","wikidata":"https://www.wikidata.org/wiki/Q367351","display_name":"Cluster (spacecraft)","level":2,"score":0.47238683700561523},{"id":"https://openalex.org/C2779679103","wikidata":"https://www.wikidata.org/wiki/Q5251805","display_name":"Degradation (telecommunications)","level":2,"score":0.42794597148895264},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2184256911277771},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wpmc55625.2022.10014858","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wpmc55625.2022.10014858","pdf_url":null,"source":{"id":"https://openalex.org/S4363607502","display_name":"2022 25th International Symposium on Wireless Personal Multimedia Communications (WPMC)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 25th International Symposium on Wireless Personal Multimedia Communications (WPMC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W2982339162","https://openalex.org/W2997479883","https://openalex.org/W2997774725","https://openalex.org/W3035695040","https://openalex.org/W3089248281","https://openalex.org/W3120586454","https://openalex.org/W3125147344","https://openalex.org/W3207200125"],"related_works":["https://openalex.org/W2138054539","https://openalex.org/W2070557761","https://openalex.org/W2968452826","https://openalex.org/W2126593588","https://openalex.org/W2015626365","https://openalex.org/W2006912056","https://openalex.org/W2023903825","https://openalex.org/W3199875322","https://openalex.org/W2088252536","https://openalex.org/W1995419695"],"abstract_inverted_index":{"Massive":[0],"Internet":[1],"of":[2,16,47,50,69],"Things":[3],"(mIoT)":[4],"traffic":[5],"in":[6,72,86],"beyond":[7],"fifth":[8],"generation":[9],"(B5G)":[10],"networks":[11],"is":[12,121],"stimulating":[13],"a":[14,73],"surge":[15],"data":[17],"volume":[18],"and":[19,53,63],"may":[20],"cause":[21],"potential":[22],"performance":[23,120],"degradation":[24],"when":[25],"multiple":[26,51],"devices":[27,52,71,93],"attempt":[28],"to":[29,88,96],"transmit":[30,97],"at":[31,106],"the":[32,45,67,107],"same":[33],"time.":[34],"In":[35],"this":[36],"paper,":[37],"we":[38],"present":[39],"three":[40],"techniques":[41],"that":[42],"can":[43,112],"mitigate":[44],"effects":[46],"concurrent":[48,110],"transmissions":[49,111],"improve":[54],"network":[55,119],"performance.":[56],"First,":[57],"by":[58,79,100],"considering":[59],"cluster-formation":[60],"through":[61],"beamforming":[62],"device":[64],"activity":[65],"factor,":[66],"number":[68],"active":[70],"cluster":[74],"becomes":[75],"much":[76],"lower.":[77],"Second,":[78],"enabling":[80],"pseudo-orthogonal":[81],"codes":[82],"for":[83],"initial":[84],"access":[85],"addition":[87],"existing":[89],"orthogonal":[90],"codes,":[91],"more":[92],"are":[94],"allowed":[95],"simultaneously.":[98],"Third,":[99],"deploying":[101],"multiple-input":[102],"multiple-output":[103],"(MIMO)":[104],"antennas":[105],"base":[108],"station,":[109],"be":[113],"performed.":[114],"Based":[115],"on":[116],"these":[117],"techniques,":[118],"assessed.":[122]},"counts_by_year":[],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
