{"id":"https://openalex.org/W4206508077","doi":"https://doi.org/10.1109/twc.2021.3131205","title":"Performance Analysis and Optimization of Multihop MIMO Relay Networks in Short-Packet Communications","display_name":"Performance Analysis and Optimization of Multihop MIMO Relay Networks in Short-Packet Communications","publication_year":2021,"publication_date":"2021-12-07","ids":{"openalex":"https://openalex.org/W4206508077","doi":"https://doi.org/10.1109/twc.2021.3131205"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2021.3131205","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3131205","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":"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/A5076303094","display_name":"Ngo Hoang Tu","orcid":null},"institutions":[{"id":"https://openalex.org/I118373667","display_name":"Seoul National University of Science and Technology","ror":"https://ror.org/00chfja07","country_code":"KR","type":"education","lineage":["https://openalex.org/I118373667"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Ngo Hoang Tu","raw_affiliation_strings":["Department of Smart Energy Systems, Seoul National University of Science and Technology, Seoul, Republic of Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Smart Energy Systems, Seoul National University of Science and Technology, Seoul, Republic of Korea","institution_ids":["https://openalex.org/I118373667"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063848301","display_name":"Kyungchun Lee","orcid":"https://orcid.org/0000-0002-4070-549X"},"institutions":[{"id":"https://openalex.org/I118373667","display_name":"Seoul National University of Science and Technology","ror":"https://ror.org/00chfja07","country_code":"KR","type":"education","lineage":["https://openalex.org/I118373667"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Kyungchun Lee","raw_affiliation_strings":["Department of Electrical and Information Engineering, Research Center for Electrical and Information Technology, Seoul National University of Science and Technology, Seoul, Republic of Korea"],"raw_orcid":"https://orcid.org/0000-0002-4070-549X","affiliations":[{"raw_affiliation_string":"Department of Electrical and Information Engineering, Research Center for Electrical and Information Technology, Seoul National University of Science and Technology, Seoul, Republic of Korea","institution_ids":["https://openalex.org/I118373667"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I118373667"],"apc_list":null,"apc_paid":null,"fwci":4.5654,"has_fulltext":false,"cited_by_count":50,"citation_normalized_percentile":{"value":0.94754259,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":93,"max":99},"biblio":{"volume":"21","issue":"6","first_page":"4549","last_page":"4562"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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/T10964","display_name":"Wireless Communication Security Techniques","score":0.9977999925613403,"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":0.9969000220298767,"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/block-error-rate","display_name":"Block Error Rate","score":0.7452685832977295},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6853414177894592},{"id":"https://openalex.org/keywords/rayleigh-fading","display_name":"Rayleigh fading","score":0.5575507879257202},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.5451511740684509},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.48140978813171387},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.46160688996315},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4028981328010559},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.380992591381073},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.24580475687980652},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.17283686995506287},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.0877009928226471}],"concepts":[{"id":"https://openalex.org/C2776639698","wikidata":"https://www.wikidata.org/wiki/Q4927140","display_name":"Block Error Rate","level":3,"score":0.7452685832977295},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6853414177894592},{"id":"https://openalex.org/C56985126","wikidata":"https://www.wikidata.org/wiki/Q854039","display_name":"Rayleigh fading","level":4,"score":0.5575507879257202},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.5451511740684509},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.48140978813171387},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.46160688996315},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4028981328010559},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.380992591381073},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.24580475687980652},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.17283686995506287},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0877009928226471},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2021.3131205","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2021.3131205","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"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G7127179447","display_name":null,"funder_award_id":"NRF\u20102019R1A6A1A03032119","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G869967563","display_name":null,"funder_award_id":"NRF-2019R1F1A1061934","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":51,"referenced_works":["https://openalex.org/W595252221","https://openalex.org/W1519405745","https://openalex.org/W1972311586","https://openalex.org/W1972485395","https://openalex.org/W2018992726","https://openalex.org/W2036533317","https://openalex.org/W2073790707","https://openalex.org/W2074348805","https://openalex.org/W2078191478","https://openalex.org/W2099317142","https://openalex.org/W2099773821","https://openalex.org/W2102368664","https://openalex.org/W2106864314","https://openalex.org/W2120947124","https://openalex.org/W2124262937","https://openalex.org/W2132730648","https://openalex.org/W2136851972","https://openalex.org/W2165759030","https://openalex.org/W2167447263","https://openalex.org/W2168651795","https://openalex.org/W2170075678","https://openalex.org/W2193895645","https://openalex.org/W2269840713","https://openalex.org/W2279671725","https://openalex.org/W2465375871","https://openalex.org/W2550331238","https://openalex.org/W2588831205","https://openalex.org/W2598261058","https://openalex.org/W2620362738","https://openalex.org/W2726729862","https://openalex.org/W2772856248","https://openalex.org/W2887360910","https://openalex.org/W2908717548","https://openalex.org/W2963790008","https://openalex.org/W2978413682","https://openalex.org/W2979510570","https://openalex.org/W2983908431","https://openalex.org/W3005116230","https://openalex.org/W3006565079","https://openalex.org/W3012041591","https://openalex.org/W3039997474","https://openalex.org/W3090167083","https://openalex.org/W3101785232","https://openalex.org/W3117288372","https://openalex.org/W3117968418","https://openalex.org/W3133340445","https://openalex.org/W3137835414","https://openalex.org/W3156979154","https://openalex.org/W3170235714","https://openalex.org/W4225602277","https://openalex.org/W6810910992"],"related_works":["https://openalex.org/W2116044594","https://openalex.org/W2101999641","https://openalex.org/W2795180473","https://openalex.org/W1503152075","https://openalex.org/W301676527","https://openalex.org/W2052600062","https://openalex.org/W2090373650","https://openalex.org/W2124541664","https://openalex.org/W2383416193","https://openalex.org/W289296924"],"abstract_inverted_index":{"This":[0],"work":[1],"investigates":[2],"the":[3,8,11,30,38,49,53,64,73,78,83,91,101,110,118,132,145,150,162],"multiple-input":[4],"multiple-output":[5],"system":[6,151],"in":[7,100,115],"context":[9],"of":[10,82,117,167],"selective":[12],"decode-and-forward":[13],"multihop":[14],"relay":[15],"network":[16],"under":[17,149],"short-packet":[18],"communications":[19],"to":[20,143],"facilitate":[21],"not":[22],"only":[23],"ultra-reliability,":[24],"but":[25],"also":[26,159],"low-latency":[27],"communications.":[28],"For":[29,67],"transmit":[31,39,50],"and":[32,43,56,72,94,124,139,156],"receive":[33,65],"diversity":[34,113,119],"techniques,":[35],"we":[36,76,135],"analyze":[37],"antenna":[40],"selection":[41],"(TAS)":[42],"maximum-ratio":[44,57],"transmission":[45],"(MRT)":[46],"schemes":[47,60,114],"at":[48,63],"side,":[51],"whereas":[52],"selection-combining":[54],"(SC)":[55],"combining":[58],"(MRC)":[59],"are":[61,158],"leveraged":[62],"side.":[66],"quasi-static":[68],"Rayleigh":[69],"fading":[70],"channels":[71],"finite-blocklength":[74],"regime,":[75],"derive":[77],"approximate":[79],"closed-form":[80],"expressions":[81],"end-to-end":[84],"(e2e)":[85],"block":[86],"error":[87],"rate":[88],"(BLER)":[89],"for":[90,161],"TAS/MRC,":[92],"TAS/SC,":[93],"MRT/MRC":[95],"schemes.":[96,164],"The":[97,153,165],"asymptotic":[98,133,146],"performance":[99],"high":[102],"signal-to-noise":[103],"ratio":[104],"regime":[105],"is":[106,127,170],"derived,":[107],"from":[108],"which":[109],"comparison":[111],"among":[112],"terms":[116],"order,":[120],"e2e":[121,147,154],"BLER":[122,148],"loss,":[123],"SNR":[125],"gap":[126],"provided.":[128],"Furthermore,":[129],"based":[130],"on":[131],"results,":[134],"develop":[136],"power-allocation,":[137],"relay-location,":[138],"joint":[140],"simplified":[141],"optimizations":[142],"minimize":[144],"constraints.":[152],"latency":[155],"throughputs":[157],"analyzed":[160],"considered":[163],"correctness":[166],"our":[168],"analysis":[169],"confirmed":[171],"via":[172],"Monte":[173],"Carlo":[174],"simulations.":[175]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":13},{"year":2022,"cited_by_count":10},{"year":2021,"cited_by_count":2}],"updated_date":"2026-08-12T21:12:35.861297","created_date":"2025-10-10T00:00:00"}