{"id":"https://openalex.org/W3093905130","doi":"https://doi.org/10.1109/twc.2020.3034308","title":"An Approach to Preamble Collision Reduction in Grant-Free Random Access With Massive MIMO","display_name":"An Approach to Preamble Collision Reduction in Grant-Free Random Access With Massive MIMO","publication_year":2020,"publication_date":"2020-11-03","ids":{"openalex":"https://openalex.org/W3093905130","doi":"https://doi.org/10.1109/twc.2020.3034308","mag":"3093905130"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2020.3034308","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2020.3034308","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","raw_type":"journal-article"},"type":"preprint","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2010.13250","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5022303970","display_name":"Jinho Choi","orcid":"https://orcid.org/0000-0002-4895-6680"},"institutions":[{"id":"https://openalex.org/I149704539","display_name":"Deakin University","ror":"https://ror.org/02czsnj07","country_code":"AU","type":"education","lineage":["https://openalex.org/I149704539"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Jinho Choi","raw_affiliation_strings":["School of Information Technology, Deakin University-Burwood, Burwood, VIC, Australia","Deakin University"],"raw_orcid":"https://orcid.org/0000-0002-4895-6680","affiliations":[{"raw_affiliation_string":"School of Information Technology, Deakin University-Burwood, Burwood, VIC, Australia","institution_ids":["https://openalex.org/I149704539"]},{"raw_affiliation_string":"Deakin University","institution_ids":["https://openalex.org/I149704539"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5022303970"],"corresponding_institution_ids":["https://openalex.org/I149704539"],"apc_list":null,"apc_paid":null,"fwci":0.4161,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.62270259,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"20","issue":"3","first_page":"1557","last_page":"1566"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization 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/T10326","display_name":"Indoor and Outdoor Localization 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/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"}},{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/preamble","display_name":"Preamble","score":0.9491457939147949},{"id":"https://openalex.org/keywords/random-access","display_name":"Random access","score":0.8570260405540466},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7258378267288208},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6254072785377502},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.6085363626480103},{"id":"https://openalex.org/keywords/collision","display_name":"Collision","score":0.5353897213935852},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.5022344589233398},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.4910907745361328},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4750889837741852},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.45983949303627014},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.33907854557037354},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2610418200492859},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24804610013961792},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.10058900713920593}],"concepts":[{"id":"https://openalex.org/C2780691134","wikidata":"https://www.wikidata.org/wiki/Q1129448","display_name":"Preamble","level":3,"score":0.9491457939147949},{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.8570260405540466},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7258378267288208},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6254072785377502},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.6085363626480103},{"id":"https://openalex.org/C121704057","wikidata":"https://www.wikidata.org/wiki/Q352070","display_name":"Collision","level":2,"score":0.5353897213935852},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.5022344589233398},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.4910907745361328},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4750889837741852},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.45983949303627014},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.33907854557037354},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2610418200492859},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24804610013961792},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.10058900713920593},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.1109/twc.2020.3034308","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2020.3034308","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2010.13250","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2010.13250","pdf_url":"https://arxiv.org/pdf/2010.13250","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"mag:3093905130","is_oa":true,"landing_page_url":"http://arxiv.org/pdf/2010.13250.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"pmh:oai:dro.deakin.edu.au:DU:30149687","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306401102","display_name":"Own your potential (DEAKIN)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I149704539","host_organization_name":"Deakin University","host_organization_lineage":["https://openalex.org/I149704539"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Journal Article"},{"id":"pmh:oai:figshare.com:article/20672238","is_oa":true,"landing_page_url":"https://figshare.com/articles/journal_contribution/An_Approach_to_Preamble_Collision_Reduction_in_Grant-Free_Random_Access_with_Massive_MIMO/20672238","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},{"id":"doi:10.48550/arxiv.2010.13250","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2010.13250","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2010.13250","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2010.13250","pdf_url":"https://arxiv.org/pdf/2010.13250","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1117597068","display_name":null,"funder_award_id":"DP200100391","funder_id":"https://openalex.org/F4320334704","funder_display_name":"Australian Research Council"}],"funders":[{"id":"https://openalex.org/F4320334704","display_name":"Australian Research Council","ror":"https://ror.org/05mmh0f86"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3093905130.pdf","grobid_xml":"https://content.openalex.org/works/W3093905130.grobid-xml"},"referenced_works_count":28,"referenced_works":["https://openalex.org/W1490760466","https://openalex.org/W1601764037","https://openalex.org/W1965392255","https://openalex.org/W2010961394","https://openalex.org/W2036374007","https://openalex.org/W2105392125","https://openalex.org/W2145096794","https://openalex.org/W2147601077","https://openalex.org/W2153999007","https://openalex.org/W2288604723","https://openalex.org/W2296616510","https://openalex.org/W2321513967","https://openalex.org/W2422021507","https://openalex.org/W2560703808","https://openalex.org/W2610968021","https://openalex.org/W2890736047","https://openalex.org/W2907730873","https://openalex.org/W2912014066","https://openalex.org/W2962706684","https://openalex.org/W2962783428","https://openalex.org/W2963216488","https://openalex.org/W2963265286","https://openalex.org/W2963797719","https://openalex.org/W2964133168","https://openalex.org/W2982339162","https://openalex.org/W3004912016","https://openalex.org/W3147705998","https://openalex.org/W4250955649"],"related_works":["https://openalex.org/W2990342016","https://openalex.org/W3087983239","https://openalex.org/W3173843961","https://openalex.org/W3041250083","https://openalex.org/W3094912229","https://openalex.org/W1830261331","https://openalex.org/W2147273398","https://openalex.org/W2604152202","https://openalex.org/W1663201498","https://openalex.org/W2785594368","https://openalex.org/W2182487889","https://openalex.org/W1978687936","https://openalex.org/W1758661112","https://openalex.org/W2116848813","https://openalex.org/W239419291","https://openalex.org/W2403410681","https://openalex.org/W2123471879","https://openalex.org/W99958990","https://openalex.org/W2986585869","https://openalex.org/W2984708801"],"abstract_inverted_index":{"In":[0],"this":[1,41],"paper,":[2],"we":[3,69],"study":[4],"grant-free":[5,26],"random":[6,27],"access":[7,28],"with":[8,125,141,148],"massive":[9,23],"multiple":[10,12],"input":[11],"output":[13],"(MIMO)":[14],"systems.":[15],"We":[16],"first":[17],"show":[18],"that":[19,43,137],"the":[20,33,45,53,64,79,84,91,138,145,149,154],"performance":[21,117],"of":[22,35,40,47,56,66,81,86],"MIMO":[24],"based":[25],"is":[29,42,109,118,135],"mainly":[30],"decided":[31],"by":[32,63],"probability":[34,147],"preamble":[36,74],"collision.":[37],"The":[38],"implication":[39],"although":[44],"number":[46,55,65,80],"antennas":[48],"can":[49,60,97,143],"be":[50,61,98],"arbitrarily":[51],"large,":[52],"(average)":[54],"successful":[57],"packet":[58],"transmissions":[59],"limited":[62],"preambles.":[67],"Then,":[68],"propose":[70],"an":[71],"approach":[72,108,140],"to":[73,111],"collision":[75],"reduction":[76],"without":[77],"increasing":[78],"preambles":[82,88],"using":[83],"notion":[85],"superpositioned":[87],"(S-preambles).":[89],"Since":[90],"channel":[92],"estimation":[93],"for":[94,120],"conjugate":[95],"beamforming":[96],"carried":[99],"out":[100],"when":[101],"unused":[102,113],"S-preambles":[103,114,142],"are":[104],"known,":[105],"a":[106,121],"simple":[107],"derived":[110],"detect":[112],"and":[115,131],"its":[116],"analyzed":[119],"special":[122],"case":[123],"(superpositions":[124],"2":[126],"preambles).":[127],"Based":[128],"on":[129],"analysis":[130],"simulation":[132],"results,":[133],"it":[134],"confirmed":[136],"proposed":[139],"increase":[144],"success":[146],"same":[150],"spectral":[151],"efficiency":[152],"as":[153],"conventional":[155],"approach.":[156]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
