{"id":"https://openalex.org/W2109342600","doi":"https://doi.org/10.1109/wcnc.2011.5779150","title":"Improved random channel access for OFDMA wireless networks","display_name":"Improved random channel access for OFDMA wireless networks","publication_year":2011,"publication_date":"2011-03-01","ids":{"openalex":"https://openalex.org/W2109342600","doi":"https://doi.org/10.1109/wcnc.2011.5779150","mag":"2109342600"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc.2011.5779150","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2011.5779150","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Wireless Communications and Networking Conference","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://biblio.ugent.be/publication/1268195/file/2951978.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033414113","display_name":"Goutam Das","orcid":"https://orcid.org/0000-0002-3387-5028"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"G. Das","raw_affiliation_strings":["Department of Information Technology (INTEC), IBBT, Ghent University, Ghent, Belgium","Dept. of Information Technology (INTEC), Ghent University - IBBT, Gaston Crommenlaan 8 box 201, 9050 Ghent, Belgium"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology (INTEC), IBBT, Ghent University, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Dept. of Information Technology (INTEC), Ghent University - IBBT, Gaston Crommenlaan 8 box 201, 9050 Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006275963","display_name":"Bart Lannoo","orcid":"https://orcid.org/0000-0003-1361-5832"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"B. Lannoo","raw_affiliation_strings":["Department of Information Technology (INTEC), IBBT, Ghent University, Ghent, Belgium","Dept. of Information Technology (INTEC), Ghent University - IBBT, Gaston Crommenlaan 8 box 201, 9050 Ghent, Belgium"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology (INTEC), IBBT, Ghent University, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Dept. of Information Technology (INTEC), Ghent University - IBBT, Gaston Crommenlaan 8 box 201, 9050 Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045659586","display_name":"Didier Colle","orcid":"https://orcid.org/0000-0002-1428-0301"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"D. Colle","raw_affiliation_strings":["Department of Information Technology (INTEC), IBBT, Ghent University, Ghent, Belgium","Dept. of Information Technology (INTEC), Ghent University - IBBT, Gaston Crommenlaan 8 box 201, 9050 Ghent, Belgium"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology (INTEC), IBBT, Ghent University, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Dept. of Information Technology (INTEC), Ghent University - IBBT, Gaston Crommenlaan 8 box 201, 9050 Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067298865","display_name":"Mario Pickavet","orcid":"https://orcid.org/0000-0001-5817-7886"},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"M. Pickavet","raw_affiliation_strings":["Department of Information Technology (INTEC), IBBT, Ghent University, Ghent, Belgium","Dept. of Information Technology (INTEC), Ghent University - IBBT, Gaston Crommenlaan 8 box 201, 9050 Ghent, Belgium"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology (INTEC), IBBT, Ghent University, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Dept. of Information Technology (INTEC), Ghent University - IBBT, Gaston Crommenlaan 8 box 201, 9050 Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024226052","display_name":"Piet Demeester","orcid":null},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"P. Demeester","raw_affiliation_strings":["Department of Information Technology (INTEC), IBBT, Ghent University, Ghent, Belgium","Dept. of Information Technology (INTEC), Ghent University - IBBT, Gaston Crommenlaan 8 box 201, 9050 Ghent, Belgium"],"affiliations":[{"raw_affiliation_string":"Department of Information Technology (INTEC), IBBT, Ghent University, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Dept. of Information Technology (INTEC), Ghent University - IBBT, Gaston Crommenlaan 8 box 201, 9050 Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5033414113"],"corresponding_institution_ids":["https://openalex.org/I32597200"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.18103597,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"315","last_page":"320"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11158","display_name":"Wireless Networks and Protocols","score":0.9998999834060669,"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/T11158","display_name":"Wireless Networks and Protocols","score":0.9998999834060669,"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/T11409","display_name":"Advanced Wireless Network Optimization","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"}},{"id":"https://openalex.org/T10246","display_name":"Mobile Ad Hoc Networks","score":0.9969000220298767,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.8089812397956848},{"id":"https://openalex.org/keywords/random-access","display_name":"Random access","score":0.801149845123291},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7885957956314087},{"id":"https://openalex.org/keywords/wimax","display_name":"WiMAX","score":0.6782979965209961},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiple-access","display_name":"Orthogonal frequency-division multiple access","score":0.6431053876876831},{"id":"https://openalex.org/keywords/media-access-control","display_name":"Media access control","score":0.5605296492576599},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5382124781608582},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.4781985282897949},{"id":"https://openalex.org/keywords/wireless-distribution-system","display_name":"Wireless distribution system","score":0.4609224796295166},{"id":"https://openalex.org/keywords/access-control","display_name":"Access control","score":0.4597795605659485},{"id":"https://openalex.org/keywords/channel-access-method","display_name":"Channel access method","score":0.44250309467315674},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.44125163555145264},{"id":"https://openalex.org/keywords/channel-allocation-schemes","display_name":"Channel allocation schemes","score":0.42759978771209717},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.42713862657546997},{"id":"https://openalex.org/keywords/frequency-division-multiple-access","display_name":"Frequency-division multiple access","score":0.41805362701416016},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.41359788179397583},{"id":"https://openalex.org/keywords/wi-fi-array","display_name":"Wi-Fi array","score":0.24262279272079468},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19684100151062012}],"concepts":[{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.8089812397956848},{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.801149845123291},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7885957956314087},{"id":"https://openalex.org/C113950482","wikidata":"https://www.wikidata.org/wiki/Q133973","display_name":"WiMAX","level":3,"score":0.6782979965209961},{"id":"https://openalex.org/C2775907427","wikidata":"https://www.wikidata.org/wiki/Q2697649","display_name":"Orthogonal frequency-division multiple access","level":4,"score":0.6431053876876831},{"id":"https://openalex.org/C513196756","wikidata":"https://www.wikidata.org/wiki/Q3295108","display_name":"Media access control","level":3,"score":0.5605296492576599},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5382124781608582},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.4781985282897949},{"id":"https://openalex.org/C33947955","wikidata":"https://www.wikidata.org/wiki/Q1429342","display_name":"Wireless distribution system","level":5,"score":0.4609224796295166},{"id":"https://openalex.org/C527821871","wikidata":"https://www.wikidata.org/wiki/Q228502","display_name":"Access control","level":2,"score":0.4597795605659485},{"id":"https://openalex.org/C193430537","wikidata":"https://www.wikidata.org/wiki/Q1665191","display_name":"Channel access method","level":3,"score":0.44250309467315674},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.44125163555145264},{"id":"https://openalex.org/C114237682","wikidata":"https://www.wikidata.org/wiki/Q5072483","display_name":"Channel allocation schemes","level":3,"score":0.42759978771209717},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.42713862657546997},{"id":"https://openalex.org/C2776208322","wikidata":"https://www.wikidata.org/wiki/Q844071","display_name":"Frequency-division multiple access","level":4,"score":0.41805362701416016},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.41359788179397583},{"id":"https://openalex.org/C152153834","wikidata":"https://www.wikidata.org/wiki/Q1339878","display_name":"Wi-Fi array","level":4,"score":0.24262279272079468},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19684100151062012}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/wcnc.2011.5779150","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2011.5779150","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Wireless Communications and Networking Conference","raw_type":"proceedings-article"},{"id":"pmh:oai:archive.ugent.be:1268195","is_oa":true,"landing_page_url":"http://hdl.handle.net/1854/LU-1268195","pdf_url":"https://biblio.ugent.be/publication/1268195/file/2951978.pdf","source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISBN: 9781612842547","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":{"id":"pmh:oai:archive.ugent.be:1268195","is_oa":true,"landing_page_url":"http://hdl.handle.net/1854/LU-1268195","pdf_url":"https://biblio.ugent.be/publication/1268195/file/2951978.pdf","source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISBN: 9781612842547","raw_type":"info:eu-repo/semantics/publishedVersion"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.4399999976158142}],"awards":[],"funders":[{"id":"https://openalex.org/F4320338370","display_name":"FP7 Information and Communication Technologies","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2109342600.pdf","grobid_xml":"https://content.openalex.org/works/W2109342600.grobid-xml"},"referenced_works_count":4,"referenced_works":["https://openalex.org/W1536219428","https://openalex.org/W2109095899","https://openalex.org/W2132411069","https://openalex.org/W2134275517"],"related_works":["https://openalex.org/W2025189274","https://openalex.org/W2092365485","https://openalex.org/W1585503616","https://openalex.org/W2537632409","https://openalex.org/W2143646688","https://openalex.org/W2254662383","https://openalex.org/W2143253431","https://openalex.org/W2182877179","https://openalex.org/W2185601984","https://openalex.org/W2539182367"],"abstract_inverted_index":{"In":[0,28],"this":[1],"paper":[2],"we":[3,30],"propose":[4,31],"a":[5,18,32,95],"new":[6],"random":[7,35,47,74],"channel":[8,14,48,75,92],"access":[9,15,24,49,58,76,93],"protocol":[10],"to":[11,44,109],"reduce":[12,45],"the":[13,46,52,72,110,114,118],"delay":[16,50,112],"in":[17,84,113],"multichannel":[19],"orthogonal":[20],"frequency":[21,40],"division":[22],"multiple":[23],"(OFDMA)":[25],"wireless":[26],"networks.":[27],"particular,":[29],"two":[33],"dimensional":[34],"walk":[36],"through":[37,64],"time":[38,100],"and":[39,117],"domain":[41],"slots":[42],"simultaneously":[43],"for":[51],"IEEE":[53],"802.16e-2005":[54],"based":[55],"WiMAX":[56],"media":[57],"control":[59],"(MAC)":[60],"protocol.":[61],"We":[62,86],"prove":[63],"simulation":[65],"that":[66,88],"our":[67,90],"proposed":[68,91],"scheme":[69],"improves":[70],"upon":[71],"existing":[73],"mechanism":[77],"with":[78,89,98],"truncated":[79],"binary":[80],"back-off,":[81],"currently":[82],"implemented":[83],"WiMAX.":[85],"demonstrated":[87],"mechanism,":[94],"mobile":[96],"node":[97],"real":[99],"traffic":[101],"requirements":[102],"will":[103],"have":[104],"minimum":[105],"service":[106],"disruption":[107],"due":[108],"reduced":[111],"initial":[115],"ranging":[116],"bandwidth":[119],"request":[120],"phase":[121],"while":[122],"changing":[123],"rooms.":[124]},"counts_by_year":[],"updated_date":"2026-03-11T14:59:36.786465","created_date":"2025-10-10T00:00:00"}
