{"id":"https://openalex.org/W2942560456","doi":"https://doi.org/10.23919/elinfocom.2019.8706393","title":"Optimal Preamble Length for Spectral Efficiency in Grant-Free RA with Massive MIMO","display_name":"Optimal Preamble Length for Spectral Efficiency in Grant-Free RA with Massive MIMO","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2942560456","doi":"https://doi.org/10.23919/elinfocom.2019.8706393","mag":"2942560456"},"language":"en","primary_location":{"id":"doi:10.23919/elinfocom.2019.8706393","is_oa":false,"landing_page_url":"https://doi.org/10.23919/elinfocom.2019.8706393","pdf_url":null,"source":{"id":"https://openalex.org/S4306498533","display_name":"2019 International Conference on Electronics, Information, and Communication (ICEIC)","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":"2019 International Conference on Electronics, Information, and Communication (ICEIC)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://figshare.com/articles/conference_contribution/Optimal_preamble_length_for_spectral_efficiency_in_grant-free_RA_with_massive_MIMO/20693977","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5028035987","display_name":"Jie Ding","orcid":"https://orcid.org/0000-0001-9927-5415"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Ding","raw_affiliation_strings":["School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, P. R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, P. R. China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080268857","display_name":"Daiming Qu","orcid":null},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Daiming Qu","raw_affiliation_strings":["School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, P. R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, P. R. China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100683705","display_name":"Hao Jiang","orcid":"https://orcid.org/0000-0001-6507-2126"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hao Jiang","raw_affiliation_strings":["School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, P. R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, P. R. China","institution_ids":["https://openalex.org/I47720641"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I47720641"],"apc_list":null,"apc_paid":null,"fwci":2.3904,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.88003222,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":0.9991999864578247,"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/T10964","display_name":"Wireless Communication Security Techniques","score":0.9991999864578247,"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/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.9991999864578247,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9991000294685364,"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":0.9934553503990173},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7187673449516296},{"id":"https://openalex.org/keywords/random-access","display_name":"Random access","score":0.6636273860931396},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.575526237487793},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.548027515411377},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4972262680530548},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.48931142687797546},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4480951130390167},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.37435436248779297},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3621136248111725},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.31460636854171753},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.28813034296035767},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.19862797856330872}],"concepts":[{"id":"https://openalex.org/C2780691134","wikidata":"https://www.wikidata.org/wiki/Q1129448","display_name":"Preamble","level":3,"score":0.9934553503990173},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7187673449516296},{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.6636273860931396},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.575526237487793},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.548027515411377},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4972262680530548},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.48931142687797546},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4480951130390167},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.37435436248779297},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3621136248111725},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.31460636854171753},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.28813034296035767},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.19862797856330872},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.23919/elinfocom.2019.8706393","is_oa":false,"landing_page_url":"https://doi.org/10.23919/elinfocom.2019.8706393","pdf_url":null,"source":{"id":"https://openalex.org/S4306498533","display_name":"2019 International Conference on Electronics, Information, and Communication (ICEIC)","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":"2019 International Conference on Electronics, Information, and Communication (ICEIC)","raw_type":"proceedings-article"},{"id":"pmh:oai:dro.deakin.edu.au:DU:30141114","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":"Conference Paper"},{"id":"pmh:oai:figshare.com:article/20693977","is_oa":true,"landing_page_url":"https://figshare.com/articles/conference_contribution/Optimal_preamble_length_for_spectral_efficiency_in_grant-free_RA_with_massive_MIMO/20693977","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":"Conference contribution"}],"best_oa_location":{"id":"pmh:oai:figshare.com:article/20693977","is_oa":true,"landing_page_url":"https://figshare.com/articles/conference_contribution/Optimal_preamble_length_for_spectral_efficiency_in_grant-free_RA_with_massive_MIMO/20693977","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":"Conference contribution"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1490674876","https://openalex.org/W1971443733","https://openalex.org/W1996551586","https://openalex.org/W2072641892","https://openalex.org/W2131489444","https://openalex.org/W2141077315","https://openalex.org/W2147601077","https://openalex.org/W2547887009","https://openalex.org/W2586459757","https://openalex.org/W2962706684","https://openalex.org/W2963409499","https://openalex.org/W2963722216","https://openalex.org/W2964260754","https://openalex.org/W4293263215","https://openalex.org/W6752305515"],"related_works":["https://openalex.org/W2980498362","https://openalex.org/W2586215923","https://openalex.org/W3198850615","https://openalex.org/W2575325773","https://openalex.org/W2393245530","https://openalex.org/W2740111078","https://openalex.org/W2610738413","https://openalex.org/W143843055","https://openalex.org/W3119672506","https://openalex.org/W2519310898"],"abstract_inverted_index":{"Grant-free":[0],"random":[1],"access":[2,14],"(RA)":[3],"with":[4,15,23,56,86,104,114],"massive":[5,13,24,57,105],"MIMO":[6],"is":[7,45,127,133],"a":[8,29],"promising":[9],"RA":[10,22,55,103],"technique":[11],"for":[12,97,135],"low":[16],"signaling":[17],"overhead.":[18],"In":[19,38],"the":[20,33,36,41,53,62,66,91,101,110,123,139],"grant-free":[21,54,102,140],"MIMO,":[25,58],"preamble":[26,43,63,67,70,95,112,131],"length":[27,44,64,96,113,132],"has":[28],"critical":[30],"impact":[31],"on":[32,65],"performance":[34],"of":[35,52,61,93,109],"system.":[37],"this":[39],"paper,":[40],"optimal":[42,94,111],"investigated":[46],"to":[47,116,122],"maximize":[48],"spectral":[49],"efficiency":[50],"(SE)":[51],"where":[59],"effects":[60],"collision":[68],"and":[69,89],"overhead":[71],"as":[72,74],"well":[73,85],"channel":[75],"estimation":[76],"accuracy":[77],"are":[78,119],"taken":[79],"into":[80],"account.":[81],"Simulation":[82],"results":[83],"agree":[84],"our":[87],"analyses":[88],"confirm":[90],"existence":[92],"SE":[98,136],"maximization":[99,137],"in":[100,138],"MIMO.":[106],"Moreover,":[107],"properties":[108],"respect":[115],"system":[117],"parameters":[118],"revealed.":[120],"Compared":[121],"granted":[124],"access,":[125],"it":[126],"shown":[128],"that":[129],"longer":[130],"required":[134],"RA.":[141]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":4}],"updated_date":"2026-08-26T07:47:46.906454","created_date":"2025-10-10T00:00:00"}