{"id":"https://openalex.org/W2982057519","doi":"https://doi.org/10.1109/iswcs.2019.8877239","title":"Worst Case Analysis of Age of Information in a Shared-Access Channel","display_name":"Worst Case Analysis of Age of Information in a Shared-Access Channel","publication_year":2019,"publication_date":"2019-08-01","ids":{"openalex":"https://openalex.org/W2982057519","doi":"https://doi.org/10.1109/iswcs.2019.8877239","mag":"2982057519"},"language":"en","primary_location":{"id":"doi:10.1109/iswcs.2019.8877239","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2019.8877239","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 16th International Symposium on Wireless Communication Systems (ISWCS)","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/A5086565556","display_name":"Mohammad Moltafet","orcid":"https://orcid.org/0000-0002-6887-8587"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":true,"raw_author_name":"Mohammad Moltafet","raw_affiliation_strings":["Centre for Wireless Communications \u2013 Radio Technologies, University of Oulu, Finland"],"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications \u2013 Radio Technologies, University of Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056939003","display_name":"Markus Leinonen","orcid":"https://orcid.org/0000-0002-5639-3144"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Markus Leinonen","raw_affiliation_strings":["Centre for Wireless Communications \u2013 Radio Technologies, University of Oulu, Finland"],"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications \u2013 Radio Technologies, University of Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028268404","display_name":"Marian Codreanu","orcid":"https://orcid.org/0000-0003-0210-4375"},"institutions":[{"id":"https://openalex.org/I102134673","display_name":"Link\u00f6ping University","ror":"https://ror.org/05ynxx418","country_code":"SE","type":"education","lineage":["https://openalex.org/I102134673"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Marian Codreanu","raw_affiliation_strings":["Department of Science and Technology, Link\u00f6ping University, Sweden"],"affiliations":[{"raw_affiliation_string":"Department of Science and Technology, Link\u00f6ping University, Sweden","institution_ids":["https://openalex.org/I102134673"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5086565556"],"corresponding_institution_ids":["https://openalex.org/I98381234"],"apc_list":null,"apc_paid":null,"fwci":0.8842,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.77291252,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"613","last_page":"617"},"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":0.9743000268936157,"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/T11993","display_name":"Atomic and Subatomic Physics Research","score":0.9614999890327454,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8140122294425964},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.7417622804641724},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.7058244347572327},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6744304299354553},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.6154675483703613},{"id":"https://openalex.org/keywords/wireless-sensor-network","display_name":"Wireless sensor network","score":0.5878458023071289},{"id":"https://openalex.org/keywords/internet-of-things","display_name":"Internet of Things","score":0.5636531114578247},{"id":"https://openalex.org/keywords/channel-access-method","display_name":"Channel access method","score":0.5228757858276367},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.454118937253952},{"id":"https://openalex.org/keywords/access-method","display_name":"Access method","score":0.44256874918937683},{"id":"https://openalex.org/keywords/performance-metric","display_name":"Performance metric","score":0.4410153329372406},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.43968838453292847},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.40475213527679443},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.18296495079994202},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1461191177368164},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08319708704948425}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8140122294425964},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.7417622804641724},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.7058244347572327},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6744304299354553},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.6154675483703613},{"id":"https://openalex.org/C24590314","wikidata":"https://www.wikidata.org/wiki/Q336038","display_name":"Wireless sensor network","level":2,"score":0.5878458023071289},{"id":"https://openalex.org/C81860439","wikidata":"https://www.wikidata.org/wiki/Q251212","display_name":"Internet of Things","level":2,"score":0.5636531114578247},{"id":"https://openalex.org/C193430537","wikidata":"https://www.wikidata.org/wiki/Q1665191","display_name":"Channel access method","level":3,"score":0.5228757858276367},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.454118937253952},{"id":"https://openalex.org/C70000936","wikidata":"https://www.wikidata.org/wiki/Q4672467","display_name":"Access method","level":2,"score":0.44256874918937683},{"id":"https://openalex.org/C2780898871","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Performance metric","level":2,"score":0.4410153329372406},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.43968838453292847},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.40475213527679443},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.18296495079994202},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1461191177368164},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08319708704948425},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/iswcs.2019.8877239","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2019.8877239","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 16th International Symposium on Wireless Communication Systems (ISWCS)","raw_type":"proceedings-article"},{"id":"pmh:oai:oulu.fi:nbnfi-fe2019111838518","is_oa":false,"landing_page_url":"http://urn.fi/urn:nbn:fi-fe2019111838518","pdf_url":null,"source":{"id":"https://openalex.org/S4306400284","display_name":"University of Oulu Repository (University of Oulu)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I98381234","host_organization_name":"University of Oulu","host_organization_lineage":["https://openalex.org/I98381234"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1543521034","https://openalex.org/W1993918491","https://openalex.org/W2146487252","https://openalex.org/W2162598825","https://openalex.org/W2742988081","https://openalex.org/W2768771208","https://openalex.org/W2907607900","https://openalex.org/W2963976574","https://openalex.org/W3044609045","https://openalex.org/W4205984110","https://openalex.org/W4302767366"],"related_works":["https://openalex.org/W2059375676","https://openalex.org/W2156242162","https://openalex.org/W1513342588","https://openalex.org/W1991933460","https://openalex.org/W2086468654","https://openalex.org/W1899311651","https://openalex.org/W1592939018","https://openalex.org/W1567375642","https://openalex.org/W4240159150","https://openalex.org/W4248248431"],"abstract_inverted_index":{"Freshness":[0],"of":[1,12,14,38,73,84,121,149],"status":[2,24,35,75],"update":[3,25,36,76],"packets":[4,37],"is":[5],"essential":[6],"for":[7,57,98],"enabling":[8],"a":[9,23,39,43,52,63,143],"wide":[10],"range":[11],"Internet":[13],"Things":[15],"(IoT)":[16],"applications.":[17],"In":[18],"this":[19,89],"paper,":[20],"we":[21,91,125],"consider":[22,47],"system":[26,77,114],"in":[27,101,111,146],"which":[28],"various":[29],"sensors":[30,50,122],"are":[31],"assigned":[32],"to":[33,42],"transmit":[34],"physical":[40],"process":[41],"desired":[44],"destination.":[45],"We":[46,70],"that":[48,108,127],"the":[49,58,74,79,82,93,102,109,112,119,128,133,147,150],"share":[51],"wireless":[53],"channel":[54,59],"and":[55,132],"contend":[56],"access":[60,67],"based":[61],"on":[62],"carrier":[64],"sense":[65],"multiple":[66],"(CSMA)":[68],"method.":[69],"study":[71],"freshness":[72],"at":[78],"destination":[80],"using":[81],"age":[83],"information":[85],"(AoI)":[86],"metric.":[87],"To":[88],"end,":[90],"analyze":[92],"worst":[94],"case":[95],"average":[96],"AoI":[97,110],"each":[99],"sensor":[100],"CSMA-based":[103,113],"system.":[104,151],"Numerical":[105],"results":[106],"show":[107],"may":[115],"dramatically":[116],"increase":[117],"when":[118],"number":[120],"increases.":[123],"Moreover,":[124],"observe":[126],"contention":[129],"window":[130],"size":[131],"packet":[134],"arrival":[135],"rate":[136],"must":[137],"be":[138],"optimized":[139],"since":[140],"they":[141],"have":[142],"critical":[144],"role":[145],"performance":[148]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}