{"id":"https://openalex.org/W4385338797","doi":"https://doi.org/10.1109/twc.2023.3298000","title":"Precoding Design for Ensuring Data Freshness in Multi-User MISO Networks","display_name":"Precoding Design for Ensuring Data Freshness in Multi-User MISO Networks","publication_year":2023,"publication_date":"2023-07-28","ids":{"openalex":"https://openalex.org/W4385338797","doi":"https://doi.org/10.1109/twc.2023.3298000"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2023.3298000","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2023.3298000","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/A5018320939","display_name":"Minsu Kim","orcid":"https://orcid.org/0000-0003-2720-273X"},"institutions":[{"id":"https://openalex.org/I193352282","display_name":"Daegu Gyeongbuk Institute of Science and Technology","ror":"https://ror.org/03frjya69","country_code":"KR","type":"education","lineage":["https://openalex.org/I193352282"]},{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Minsu Kim","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science, Daegu Gyeongbuk Institute of Science and Technology, Daegu, South Korea","Network Business, Samsung Electronics Company Ltd., Suwon, South Korea"],"raw_orcid":"https://orcid.org/0000-0003-2720-273X","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, Daegu Gyeongbuk Institute of Science and Technology, Daegu, South Korea","institution_ids":["https://openalex.org/I193352282"]},{"raw_affiliation_string":"Network Business, Samsung Electronics Company Ltd., Suwon, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023489409","display_name":"Jemin Lee","orcid":null},"institutions":[{"id":"https://openalex.org/I193775966","display_name":"Yonsei University","ror":"https://ror.org/01wjejq96","country_code":"KR","type":"education","lineage":["https://openalex.org/I193775966"]},{"id":"https://openalex.org/I848706","display_name":"Sungkyunkwan University","ror":"https://ror.org/04q78tk20","country_code":"KR","type":"education","lineage":["https://openalex.org/I848706"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jemin Lee","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Sungkyunkwan University (SKKU), Suwon, South Korea","School of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea"],"raw_orcid":"https://orcid.org/0000-0003-0152-7739","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Sungkyunkwan University (SKKU), Suwon, South Korea","institution_ids":["https://openalex.org/I848706"]},{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea","institution_ids":["https://openalex.org/I193775966"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007131492","display_name":"Kaibin Huang","orcid":"https://orcid.org/0000-0001-8773-4629"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Kaibin Huang","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, The University of Hong Kong, Hong Kong, China"],"raw_orcid":"https://orcid.org/0000-0001-8773-4629","affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, The University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3509,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.57889339,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":96},"biblio":{"volume":"23","issue":"3","first_page":"2383","last_page":"2395"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","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/T13553","display_name":"Age of Information Optimization","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/T12079","display_name":"IoT Networks and Protocols","score":0.9944999814033508,"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":0.9882000088691711,"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/precoding","display_name":"Precoding","score":0.8840169906616211},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6987740397453308},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.644338071346283},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.569294810295105},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5543983578681946},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.5406941175460815},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.482174813747406},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.41887566447257996},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3946884274482727},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.39088448882102966},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.37404125928878784},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.25900354981422424},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24059581756591797},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.20177850127220154},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.16169646382331848},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11927935481071472}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8840169906616211},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6987740397453308},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.644338071346283},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.569294810295105},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5543983578681946},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.5406941175460815},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.482174813747406},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.41887566447257996},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3946884274482727},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.39088448882102966},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.37404125928878784},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.25900354981422424},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24059581756591797},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.20177850127220154},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.16169646382331848},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11927935481071472},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2023.3298000","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2023.3298000","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":[{"id":"https://metadata.un.org/sdg/16","score":0.5099999904632568,"display_name":"Peace, Justice and strong institutions"}],"awards":[{"id":"https://openalex.org/G6540782151","display_name":null,"funder_award_id":"2021-0-01277","funder_id":"https://openalex.org/F4320322030","funder_display_name":"Ministry of Science, ICT and Future Planning"}],"funders":[{"id":"https://openalex.org/F4320322030","display_name":"Ministry of Science, ICT and Future Planning","ror":"https://ror.org/032e49973"},{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"},{"id":"https://openalex.org/F4320335489","display_name":"Institute for Information and Communications Technology Promotion","ror":"https://ror.org/01g0hqq23"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W1694183347","https://openalex.org/W1974552031","https://openalex.org/W1974598214","https://openalex.org/W1993918491","https://openalex.org/W2002011878","https://openalex.org/W2098126478","https://openalex.org/W2112300062","https://openalex.org/W2121315337","https://openalex.org/W2145013959","https://openalex.org/W2146487252","https://openalex.org/W2149319583","https://openalex.org/W2150764210","https://openalex.org/W2168689454","https://openalex.org/W2169153222","https://openalex.org/W2791487310","https://openalex.org/W2796181329","https://openalex.org/W2889864884","https://openalex.org/W2963017050","https://openalex.org/W2963294159","https://openalex.org/W2963599038","https://openalex.org/W2974939732","https://openalex.org/W2981149293","https://openalex.org/W3003174893","https://openalex.org/W3042883390","https://openalex.org/W3046681313","https://openalex.org/W3054393695","https://openalex.org/W3082478152","https://openalex.org/W3093906508","https://openalex.org/W3098347096","https://openalex.org/W3102260691","https://openalex.org/W3163878275","https://openalex.org/W3194819463","https://openalex.org/W3212681059","https://openalex.org/W4205500067","https://openalex.org/W4207005926","https://openalex.org/W4280549039","https://openalex.org/W4302069509","https://openalex.org/W4312258136","https://openalex.org/W4312569396","https://openalex.org/W4361029861"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","https://openalex.org/W1973158664","https://openalex.org/W1731022149","https://openalex.org/W1996933839","https://openalex.org/W2000226056","https://openalex.org/W4386858283","https://openalex.org/W2082469387","https://openalex.org/W1976511355","https://openalex.org/W1985632843"],"abstract_inverted_index":{"The":[0],"existing":[1],"multiple-input":[2],"single-output":[3],"(MISO)":[4],"design":[5,180],"to":[6,10,48,84,127],"transmit":[7],"data":[8,50,55],"reliably":[9],"multiple":[11,42,116],"mobile":[12],"users":[13],"(MUs)":[14],"has":[15,150],"become":[16],"insufficient":[17],"as":[18],"MUs":[19,45],"require":[20],"fresh":[21],"data,":[22],"not":[23],"just":[24],"data.":[25],"Therefore,":[26],"in":[27,57],"this":[28,58],"paper,":[29],"we":[30,60,159],"consider":[31,105],"multi-user":[32],"MISO":[33],"networks,":[34],"where":[35,147],"a":[36,85,120,129,135],"base":[37],"station":[38],"(BS)":[39],"equipped":[40],"with":[41],"antennas":[43],"serves":[44],"that":[46,74,109,133],"want":[47],"maintain":[49],"freshness.":[51],"To":[52],"analyze":[53],"the":[54,63,70,75,80,91,95,100,111,140,145,148,151,161,165,170,174,181,195,201],"freshness":[56],"network,":[59],"first":[61],"define":[62],"age-of-information":[64],"(AoI)":[65],"violation":[66,82,97,113,167,203],"ratio,":[67],"which":[68],"is":[69,77],"ratio":[71,98,114],"of":[72,115,139,157,197],"duration":[73],"AoI":[76,81,96,112,166,202],"larger":[78],"than":[79],"threshold":[83],"sensing":[86],"period.":[87],"We":[88,104,118],"then":[89],"obtain":[90],"upper":[92,162],"bound":[93,163,172],"on":[94,164,173,200],"using":[99,169],"smooth":[101],"maximum/minimum":[102],"unit.":[103],"an":[106],"optimization":[107,141],"problem":[108],"minimizes":[110],"MUs.":[117],"propose":[119],"generalized":[121],"power":[122],"iteration":[123],"(GPI)":[124],"precoding":[125,131,183],"algorithm":[126],"find":[128],"principal":[130],"vector":[132],"satisfies":[134],"first-order":[136],"optimality":[137],"condition":[138],"problem.":[142],"Furthermore,":[143],"for":[144],"scenario":[146],"BS":[149],"imperfect":[152],"channel":[153],"state":[154],"information":[155],"(CSI)":[156],"MUs,":[158],"provide":[160],"time":[168],"lower":[171],"ergodic":[175],"spectral":[176],"efficiency,":[177],"and":[178,193],"also":[179],"GPI":[182],"algorithm.":[184],"Simulation":[185],"results":[186],"show":[187],"proposed":[188],"methods":[189,192],"outperform":[190],"baseline":[191],"demonstrate":[194],"effect":[196],"network":[198],"parameters":[199],"probability.":[204]},"counts_by_year":[{"year":2025,"cited_by_count":2}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}