{"id":"https://openalex.org/W3080119206","doi":"https://doi.org/10.1109/isit44484.2020.9174407","title":"AoI Minimization in Broadcast Channels with Channel State Information","display_name":"AoI Minimization in Broadcast Channels with Channel State Information","publication_year":2020,"publication_date":"2020-06-01","ids":{"openalex":"https://openalex.org/W3080119206","doi":"https://doi.org/10.1109/isit44484.2020.9174407","mag":"3080119206"},"language":"en","primary_location":{"id":"doi:10.1109/isit44484.2020.9174407","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit44484.2020.9174407","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE International Symposium on Information Theory (ISIT)","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/A5057599205","display_name":"Songtao Feng","orcid":"https://orcid.org/0000-0002-7773-5406"},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Songtao Feng","raw_affiliation_strings":["The Pennsylvania State University,School of Electrical Engineering and Computer Science,PA,16802","School of Electrical Engineering and Computer Science, The Pennsylvania State University, PA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Pennsylvania State University,School of Electrical Engineering and Computer Science,PA,16802","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, The Pennsylvania State University, PA","institution_ids":["https://openalex.org/I130769515"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100645589","display_name":"Jing Yang","orcid":"https://orcid.org/0000-0002-6009-864X"},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jing Yang","raw_affiliation_strings":["The Pennsylvania State University,School of Electrical Engineering and Computer Science,PA,16802","School of Electrical Engineering and Computer Science, The Pennsylvania State University, PA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Pennsylvania State University,School of Electrical Engineering and Computer Science,PA,16802","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, The Pennsylvania State University, PA","institution_ids":["https://openalex.org/I130769515"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I130769515"],"apc_list":null,"apc_paid":null,"fwci":0.3242,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.62710729,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1776","last_page":"1781"},"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/T10300","display_name":"Congenital Heart Disease Studies","score":0.9801999926567078,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12079","display_name":"IoT Networks and Protocols","score":0.904699981212616,"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":0.9363764524459839},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.904761791229248},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.7725530862808228},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7128685712814331},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.5657622218132019},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5620255470275879},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.5599544644355774},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5561166405677795},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4461902379989624},{"id":"https://openalex.org/keywords/broadcasting","display_name":"Broadcasting (networking)","score":0.42423611879348755},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.32114264369010925},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.31178179383277893},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2867029309272766},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.2778737246990204},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.24443241953849792},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2249620258808136}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.9363764524459839},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.904761791229248},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.7725530862808228},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7128685712814331},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.5657622218132019},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5620255470275879},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.5599544644355774},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5561166405677795},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4461902379989624},{"id":"https://openalex.org/C110157686","wikidata":"https://www.wikidata.org/wiki/Q922122","display_name":"Broadcasting (networking)","level":2,"score":0.42423611879348755},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.32114264369010925},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.31178179383277893},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2867029309272766},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.2778737246990204},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.24443241953849792},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2249620258808136},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isit44484.2020.9174407","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit44484.2020.9174407","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE International Symposium on Information Theory (ISIT)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W1539841317","https://openalex.org/W1640967807","https://openalex.org/W1970679118","https://openalex.org/W1993918491","https://openalex.org/W2066786775","https://openalex.org/W2069417241","https://openalex.org/W2095323819","https://openalex.org/W2260745325","https://openalex.org/W2277339892","https://openalex.org/W2345637103","https://openalex.org/W2514655323","https://openalex.org/W2649848418","https://openalex.org/W2752845512","https://openalex.org/W2791487310","https://openalex.org/W2885655651","https://openalex.org/W2902198570","https://openalex.org/W2905236430","https://openalex.org/W2906008346","https://openalex.org/W2944580845","https://openalex.org/W2963270598","https://openalex.org/W2963294159","https://openalex.org/W2963568655","https://openalex.org/W2963629792","https://openalex.org/W2963696760","https://openalex.org/W2963782453","https://openalex.org/W2963976574","https://openalex.org/W2971937201","https://openalex.org/W2975394936","https://openalex.org/W2976832954","https://openalex.org/W3005950813","https://openalex.org/W3007083979","https://openalex.org/W3105138911","https://openalex.org/W6753957220"],"related_works":["https://openalex.org/W2167568384","https://openalex.org/W2059045613","https://openalex.org/W2364682978","https://openalex.org/W4249303601","https://openalex.org/W2116541631","https://openalex.org/W2139328635","https://openalex.org/W2514205366","https://openalex.org/W3173074004","https://openalex.org/W4250215096","https://openalex.org/W1976511355"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"consider":[4],"a":[5,14,27,102,118],"status":[6],"updating":[7,128],"system":[8],"where":[9],"updates":[10],"are":[11],"generated":[12],"at":[13,17,40,52,63,92],"constant":[15],"rate":[16],"K":[18],"sources":[19],"and":[20,46,66,77,108],"sent":[21],"to":[22,74,113],"the":[23,41,47,53,59,64,67,82,85,93,99,109,123],"corresponding":[24],"recipients":[25],"through":[26],"broadcast":[28],"channel.":[29],"We":[30,95],"assume":[31],"that":[32,97],"perfect":[33],"channel":[34],"state":[35],"information":[36],"(CSI)":[37],"is":[38,50,73,106,112,132],"available":[39],"transmitter":[42,65,100,124],"before":[43],"each":[44,115],"transmission,":[45],"additive":[48],"noise":[49],"negligible":[51],"receivers.":[54],"Under":[55],"various":[56],"assumptions":[57],"on":[58],"number":[60],"of":[61,69,84,89],"antennas":[62],"size":[68],"updates,":[70],"our":[71],"object":[72],"design":[75],"precoding":[76,105,131],"transmission":[78],"scheduling":[79],"schemes":[80],"for":[81],"minimization":[83],"summed":[86],"time-average":[87],"Age":[88],"Information":[90],"(AoI)":[91],"recipients.":[94],"show":[96],"when":[98],"has":[101,125],"single":[103],"antenna,":[104],"unnecessary,":[107],"optimal":[110],"policy":[111],"update":[114],"recipient":[116],"in":[117],"greedy":[119],"round-robin":[120,130],"fashion.":[121],"When":[122],"multiple":[126],"antennas,":[127],"with":[129],"age-optimal.":[133]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}