{"id":"https://openalex.org/W3114475106","doi":"https://doi.org/10.1109/wcsp49889.2020.9299681","title":"On Contention-based 2-step Random Access Procedure","display_name":"On Contention-based 2-step Random Access Procedure","publication_year":2020,"publication_date":"2020-10-21","ids":{"openalex":"https://openalex.org/W3114475106","doi":"https://doi.org/10.1109/wcsp49889.2020.9299681","mag":"3114475106"},"language":"en","primary_location":{"id":"doi:10.1109/wcsp49889.2020.9299681","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp49889.2020.9299681","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 International Conference on Wireless Communications and Signal Processing (WCSP)","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/A5100422856","display_name":"Ziyang Li","orcid":"https://orcid.org/0000-0002-1209-4927"},"institutions":[{"id":"https://openalex.org/I75746372","display_name":"ZTE (United States)","ror":"https://ror.org/0518yg160","country_code":"US","type":"company","lineage":["https://openalex.org/I4210098582","https://openalex.org/I75746372"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Ziyang Li","raw_affiliation_strings":["ZTE Corporation"],"affiliations":[{"raw_affiliation_string":"ZTE Corporation","institution_ids":["https://openalex.org/I75746372"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077083115","display_name":"Tian Li","orcid":"https://orcid.org/0000-0001-7509-7845"},"institutions":[{"id":"https://openalex.org/I75746372","display_name":"ZTE (United States)","ror":"https://ror.org/0518yg160","country_code":"US","type":"company","lineage":["https://openalex.org/I4210098582","https://openalex.org/I75746372"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Li Tian","raw_affiliation_strings":["ZTE Corporation"],"affiliations":[{"raw_affiliation_string":"ZTE Corporation","institution_ids":["https://openalex.org/I75746372"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049719084","display_name":"Yachao Yin","orcid":null},"institutions":[{"id":"https://openalex.org/I75746372","display_name":"ZTE (United States)","ror":"https://ror.org/0518yg160","country_code":"US","type":"company","lineage":["https://openalex.org/I4210098582","https://openalex.org/I75746372"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yachao Yin","raw_affiliation_strings":["ZTE Corporation"],"affiliations":[{"raw_affiliation_string":"ZTE Corporation","institution_ids":["https://openalex.org/I75746372"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102004593","display_name":"Wei Cao","orcid":"https://orcid.org/0000-0003-3415-0499"},"institutions":[{"id":"https://openalex.org/I75746372","display_name":"ZTE (United States)","ror":"https://ror.org/0518yg160","country_code":"US","type":"company","lineage":["https://openalex.org/I4210098582","https://openalex.org/I75746372"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wei Cao","raw_affiliation_strings":["ZTE Corporation"],"affiliations":[{"raw_affiliation_string":"ZTE Corporation","institution_ids":["https://openalex.org/I75746372"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100422856"],"corresponding_institution_ids":["https://openalex.org/I75746372"],"apc_list":null,"apc_paid":null,"fwci":0.5187,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.66182787,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"771","last_page":"776"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"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"}},"topics":[{"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/T11932","display_name":"Wireless Body Area Networks","score":0.9995999932289124,"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"}},{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.78908371925354},{"id":"https://openalex.org/keywords/random-access","display_name":"Random access","score":0.7724819183349609},{"id":"https://openalex.org/keywords/asynchronous-communication","display_name":"Asynchronous communication","score":0.6859654784202576},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6244527697563171},{"id":"https://openalex.org/keywords/single-antenna-interference-cancellation","display_name":"Single antenna interference cancellation","score":0.5895848274230957},{"id":"https://openalex.org/keywords/user-equipment","display_name":"User equipment","score":0.5418099164962769},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5242671966552734},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.5187011957168579},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.515942394733429},{"id":"https://openalex.org/keywords/power-consumption","display_name":"Power consumption","score":0.4900299310684204},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4352799654006958},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.27419382333755493},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.21066513657569885},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14303988218307495}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.78908371925354},{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.7724819183349609},{"id":"https://openalex.org/C151319957","wikidata":"https://www.wikidata.org/wiki/Q752739","display_name":"Asynchronous communication","level":2,"score":0.6859654784202576},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6244527697563171},{"id":"https://openalex.org/C83204339","wikidata":"https://www.wikidata.org/wiki/Q7523915","display_name":"Single antenna interference cancellation","level":3,"score":0.5895848274230957},{"id":"https://openalex.org/C2781327853","wikidata":"https://www.wikidata.org/wiki/Q3552547","display_name":"User equipment","level":3,"score":0.5418099164962769},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5242671966552734},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.5187011957168579},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.515942394733429},{"id":"https://openalex.org/C2984118289","wikidata":"https://www.wikidata.org/wiki/Q29954","display_name":"Power consumption","level":3,"score":0.4900299310684204},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4352799654006958},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.27419382333755493},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.21066513657569885},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14303988218307495},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcsp49889.2020.9299681","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp49889.2020.9299681","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 International Conference on Wireless Communications and Signal Processing (WCSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8500000238418579,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W2745576386","https://openalex.org/W2782692793","https://openalex.org/W2958747101","https://openalex.org/W2959143982","https://openalex.org/W2962917428","https://openalex.org/W2991314765"],"related_works":["https://openalex.org/W2375194141","https://openalex.org/W2910664663","https://openalex.org/W4226210192","https://openalex.org/W2756045374","https://openalex.org/W2145215674","https://openalex.org/W1830033213","https://openalex.org/W4390784294","https://openalex.org/W4389401745","https://openalex.org/W3200903575","https://openalex.org/W3016506343"],"abstract_inverted_index":{"In":[0,38,95],"wireless":[1],"communication,":[2],"random":[3,18,43],"access":[4,19,44],"procedure":[5,45],"is":[6,22,120],"initialized":[7],"before":[8],"a":[9,13,41],"user":[10],"equipment(UE)":[11],"starts":[12],"data":[14,106],"transmission.":[15],"The":[16,75],"traditional":[17],"procedure,":[20],"which":[21,52],"called":[23],"4-step":[24,89],"Random":[25],"Access":[26],"channel(RACH),":[27],"includes":[28],"two":[29],"times":[30],"of":[31,68,78],"interaction":[32,56],"between":[33,57],"base":[34],"station(BS)":[35],"and":[36,59,61,73],"UE.":[37],"this":[39],"contribution,":[40],"simplified":[42],"named":[46],"2-step":[47,79],"RACH":[48,90],"has":[49],"been":[50],"introduced,":[51],"requires":[53],"only":[54],"one":[55],"BS":[58],"UE,":[60],"thus":[62],"can":[63],"provide":[64],"benefits":[65],"in":[66,93],"terms":[67],"signaling":[69],"overhead,":[70],"power":[71],"consumption":[72],"latency.":[74],"basic":[76],"concept":[77],"RACH,":[80],"as":[81,83],"well":[82],"the":[84,99],"quantitative":[85],"analysis":[86],"compared":[87],"with":[88],"are":[91],"illustrated":[92],"details.":[94],"order":[96],"to":[97,122],"alleviate":[98],"inter-user":[100],"interference":[101],"caused":[102],"by":[103],"asynchronous":[104],"non-orthogonal":[105],"transmissions,":[107],"advanced":[108],"receiver":[109],"such":[110],"as,":[111],"multi-window":[112],"Minimum":[113],"Mean":[114],"Square":[115],"Error":[116],"Successive":[117],"Interference":[118],"cancellation(MMSE-SIC)":[119],"proposed":[121],"achieve":[123],"better":[124],"Packet":[125],"Drop":[126],"Rate(PDR)":[127],"performance":[128],"for":[129],"multi-user":[130],"detection.":[131]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3}],"updated_date":"2026-03-27T14:29:43.386196","created_date":"2025-10-10T00:00:00"}
