{"id":"https://openalex.org/W1994544356","doi":"https://doi.org/10.1109/wiopt.2007.4480034","title":"Optimization of the FHCF Algorithm for QoS in IEEE 802.11e Networks","display_name":"Optimization of the FHCF Algorithm for QoS in IEEE 802.11e Networks","publication_year":2007,"publication_date":"2007-04-01","ids":{"openalex":"https://openalex.org/W1994544356","doi":"https://doi.org/10.1109/wiopt.2007.4480034","mag":"1994544356"},"language":"en","primary_location":{"id":"doi:10.1109/wiopt.2007.4480034","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wiopt.2007.4480034","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 5th International Symposium on Modeling and Optimization in Mobile, Ad Hoc and Wireless Networks and Workshops","raw_type":"proceedings-article"},"type":"conference-paper","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/A5087113285","display_name":"Usman Ashraf","orcid":"https://orcid.org/0000-0001-6288-3513"},"institutions":[{"id":"https://openalex.org/I134560555","display_name":"Universit\u00e9 Toulouse III - Paul Sabatier","ror":"https://ror.org/02v6kpv12","country_code":"FR","type":"education","lineage":["https://openalex.org/I134560555"]},{"id":"https://openalex.org/I4210119061","display_name":"Institut de Recherche en Informatique de Toulouse","ror":"https://ror.org/01rx4qw44","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I205747304","https://openalex.org/I4210119061","https://openalex.org/I4210152422","https://openalex.org/I4405258862","https://openalex.org/I4405259414"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Usman Ashraf","raw_affiliation_strings":["IRIT and Paul Sabatier University, Toulouse, France","IRJT, Paul Sabatier Univ., Toulouse"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IRIT and Paul Sabatier University, Toulouse, France","institution_ids":["https://openalex.org/I134560555","https://openalex.org/I4210119061"]},{"raw_affiliation_string":"IRJT, Paul Sabatier Univ., Toulouse","institution_ids":["https://openalex.org/I134560555"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058093080","display_name":"Zoubir Mammeri","orcid":"https://orcid.org/0000-0003-4164-9597"},"institutions":[{"id":"https://openalex.org/I134560555","display_name":"Universit\u00e9 Toulouse III - Paul Sabatier","ror":"https://ror.org/02v6kpv12","country_code":"FR","type":"education","lineage":["https://openalex.org/I134560555"]},{"id":"https://openalex.org/I4210119061","display_name":"Institut de Recherche en Informatique de Toulouse","ror":"https://ror.org/01rx4qw44","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I205747304","https://openalex.org/I4210119061","https://openalex.org/I4210152422","https://openalex.org/I4405258862","https://openalex.org/I4405259414"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Zoubir Mammeri","raw_affiliation_strings":["IRIT and Paul Sabatier University, Toulouse, France","IRJT, Paul Sabatier Univ., Toulouse"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IRIT and Paul Sabatier University, Toulouse, France","institution_ids":["https://openalex.org/I134560555","https://openalex.org/I4210119061"]},{"raw_affiliation_string":"IRJT, Paul Sabatier Univ., Toulouse","institution_ids":["https://openalex.org/I134560555"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.07397211,"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":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9998999834060669,"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/T11158","display_name":"Wireless Networks and Protocols","score":0.9998000264167786,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.998199999332428,"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-science","display_name":"Computer science","score":0.8304606676101685},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.7392613887786865},{"id":"https://openalex.org/keywords/variable-bitrate","display_name":"Variable bitrate","score":0.7025715112686157},{"id":"https://openalex.org/keywords/queue","display_name":"Queue","score":0.6232939958572388},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.6040823459625244},{"id":"https://openalex.org/keywords/ieee-802","display_name":"IEEE 802","score":0.5919042825698853},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5850166082382202},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.49359405040740967},{"id":"https://openalex.org/keywords/voice-over-ip","display_name":"Voice over IP","score":0.4472285211086273},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4333766996860504},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.0826672613620758}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8304606676101685},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.7392613887786865},{"id":"https://openalex.org/C57667952","wikidata":"https://www.wikidata.org/wiki/Q1154443","display_name":"Variable bitrate","level":3,"score":0.7025715112686157},{"id":"https://openalex.org/C160403385","wikidata":"https://www.wikidata.org/wiki/Q220543","display_name":"Queue","level":2,"score":0.6232939958572388},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.6040823459625244},{"id":"https://openalex.org/C522090004","wikidata":"https://www.wikidata.org/wiki/Q616245","display_name":"IEEE 802","level":3,"score":0.5919042825698853},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5850166082382202},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.49359405040740967},{"id":"https://openalex.org/C171246234","wikidata":"https://www.wikidata.org/wiki/Q81945","display_name":"Voice over IP","level":3,"score":0.4472285211086273},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4333766996860504},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.0826672613620758},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wiopt.2007.4480034","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wiopt.2007.4480034","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 5th International Symposium on Modeling and Optimization in Mobile, Ad Hoc and Wireless Networks and Workshops","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320322799","display_name":"Higher Education Commission, Pakistan","ror":"https://ror.org/038y3sz68"},{"id":"https://openalex.org/F4320326275","display_name":"Higher Education Commision, Pakistan","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W2025449213","https://openalex.org/W2042942213","https://openalex.org/W2119749936","https://openalex.org/W2942827234","https://openalex.org/W4400666683","https://openalex.org/W6870635990"],"related_works":["https://openalex.org/W2140469601","https://openalex.org/W2074532070","https://openalex.org/W3200383390","https://openalex.org/W2393748830","https://openalex.org/W2281191912","https://openalex.org/W2157998884","https://openalex.org/W2185489131","https://openalex.org/W3101509363","https://openalex.org/W2386083019","https://openalex.org/W2150363667"],"abstract_inverted_index":{"The":[0,68],"IEEE":[1],"802.11e":[2],"standard":[3,22],"was":[4,73],"proposed":[5,74],"to":[6,31,41,98,145],"provide":[7,99],"QoS":[8,100,130],"capabilities":[9],"in":[10],"wireless":[11],"networks.":[12],"For":[13],"the":[14,21,53,114],"centralized":[15],"HCF":[16,70],"channel":[17],"access":[18],"mode":[19],"(HCCA),":[20],"proposes":[23],"a":[24,106,120],"simple":[25],"reference":[26],"scheduler":[27,54],"which":[28],"allocates":[29,92],"time":[30,46,93],"stations":[32],"based":[33,48],"on":[34,49],"mean":[35,50],"data":[36,51],"rates":[37],"for":[38,57,75,85,132],"flows.":[39,86],"Due":[40],"its":[42],"static":[43],"mechanism":[44],"of":[45,112,135],"allocation":[47],"rates,":[52],"is":[55,119,124],"inefficient":[56],"variable":[58],"bit-rate":[59],"(VBR)":[60],"traffic":[61,78,136],"such":[62],"as":[63],"video-conferencing":[64],"or":[65],"VoIP":[66],"traffic.":[67],"Flexible":[69],"(FHCF)":[71],"scheme":[72],"handling":[76],"VBR":[77],"by":[79],"using":[80],"better":[81],"queue":[82],"length":[83],"estimation":[84],"However,":[87],"FHCF":[88,116,147],"over":[89],"estimates":[90],"queue-lengths,":[91],"inefficiently":[94],"and":[95,108,128,148],"it":[96],"fails":[97],"under":[101,138],"high":[102],"load.":[103,140],"We":[104],"propose":[105],"modified":[107],"highly":[109],"optimized":[110],"version":[111],"FHCF,":[113],"Optimized":[115],"(OFHCF).":[117],"OFHCF":[118],"scheduling":[121],"algorithm":[122],"that":[123],"more":[125],"efficient,":[126],"economical,":[127],"provides":[129],"guarantees":[131],"all":[133],"types":[134],"even":[137],"heavy":[139],"Simulation":[141],"results":[142],"are":[143],"presented":[144],"compare":[146],"OFHCF.":[149]},"counts_by_year":[{"year":2014,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}