{"id":"https://openalex.org/W2122386358","doi":"https://doi.org/10.1109/iswcs.2006.4362343","title":"QoS Adaptation in SIP-based VoIP calls in Multi-rate IEEE 802.11 Environments","display_name":"QoS Adaptation in SIP-based VoIP calls in Multi-rate IEEE 802.11 Environments","publication_year":2006,"publication_date":"2006-09-01","ids":{"openalex":"https://openalex.org/W2122386358","doi":"https://doi.org/10.1109/iswcs.2006.4362343","mag":"2122386358"},"language":"en","primary_location":{"id":"doi:10.1109/iswcs.2006.4362343","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2006.4362343","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 3rd International Symposium on Wireless Communication Systems","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/A5046945432","display_name":"Anna Sfairopoulou","orcid":null},"institutions":[{"id":"https://openalex.org/I170486558","display_name":"Universitat Pompeu Fabra","ror":"https://ror.org/04n0g0b29","country_code":"ES","type":"education","lineage":["https://openalex.org/I170486558"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Anna Sfairopoulou","raw_affiliation_strings":["Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Barcelona, Spain","Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Passeig de Circumval.laci\u00f3, 8. CP: 08003 Barcelona, Spain. E-mail: anna.sfairopoulou@upf.edu"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Barcelona, Spain","institution_ids":["https://openalex.org/I170486558"]},{"raw_affiliation_string":"Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Passeig de Circumval.laci\u00f3, 8. CP: 08003 Barcelona, Spain. E-mail: anna.sfairopoulou@upf.edu","institution_ids":["https://openalex.org/I170486558"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062262510","display_name":"C. Maci\u00e1n","orcid":null},"institutions":[{"id":"https://openalex.org/I170486558","display_name":"Universitat Pompeu Fabra","ror":"https://ror.org/04n0g0b29","country_code":"ES","type":"education","lineage":["https://openalex.org/I170486558"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Carlos Macian","raw_affiliation_strings":["Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Barcelona, Spain","Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Passeig de Circumval.laci\u00f3, 8. CP: 08003 Barcelona, Spain. E-mail: carlos.macian@upf.edu"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Barcelona, Spain","institution_ids":["https://openalex.org/I170486558"]},{"raw_affiliation_string":"Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Passeig de Circumval.laci\u00f3, 8. CP: 08003 Barcelona, Spain. E-mail: carlos.macian@upf.edu","institution_ids":["https://openalex.org/I170486558"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5089762387","display_name":"Boris Bellalta","orcid":"https://orcid.org/0000-0002-7826-3703"},"institutions":[{"id":"https://openalex.org/I170486558","display_name":"Universitat Pompeu Fabra","ror":"https://ror.org/04n0g0b29","country_code":"ES","type":"education","lineage":["https://openalex.org/I170486558"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Boris Bellalta","raw_affiliation_strings":["Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Barcelona, Spain","Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Passeig de Circumval.laci\u00f3, 8. CP: 08003 Barcelona, Spain. E-mail: boris.bellalta@upf.edu"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Barcelona, Spain","institution_ids":["https://openalex.org/I170486558"]},{"raw_affiliation_string":"Network Technologies and Strategies (NeTS) Research Group, Universitat Pompeu Fabra, Passeig de Circumval.laci\u00f3, 8. CP: 08003 Barcelona, Spain. E-mail: boris.bellalta@upf.edu","institution_ids":["https://openalex.org/I170486558"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I170486558"],"apc_list":null,"apc_paid":null,"fwci":1.6452,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.84666966,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"475","last_page":"479"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11158","display_name":"Wireless Networks and Protocols","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/T11158","display_name":"Wireless Networks and Protocols","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/T10246","display_name":"Mobile Ad Hoc Networks","score":0.9988999962806702,"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/T10651","display_name":"IPv6, Mobility, Handover, Networks, Security","score":0.9983000159263611,"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/voice-over-ip","display_name":"Voice over IP","score":0.8811057806015015},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.796246349811554},{"id":"https://openalex.org/keywords/rtp-control-protocol","display_name":"RTP Control Protocol","score":0.7743690013885498},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.764272928237915},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.752289891242981},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.4645412266254425},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.36294782161712646}],"concepts":[{"id":"https://openalex.org/C171246234","wikidata":"https://www.wikidata.org/wiki/Q81945","display_name":"Voice over IP","level":3,"score":0.8811057806015015},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.796246349811554},{"id":"https://openalex.org/C56626739","wikidata":"https://www.wikidata.org/wiki/Q749940","display_name":"RTP Control Protocol","level":3,"score":0.7743690013885498},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.764272928237915},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.752289891242981},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.4645412266254425},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.36294782161712646},{"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/iswcs.2006.4362343","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2006.4362343","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 3rd International Symposium on Wireless Communication Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5299999713897705,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1489058467","https://openalex.org/W2099040451","https://openalex.org/W2104898386","https://openalex.org/W2117442167","https://openalex.org/W2124194335","https://openalex.org/W2142275517"],"related_works":["https://openalex.org/W53074653","https://openalex.org/W2074532070","https://openalex.org/W2484736702","https://openalex.org/W2157468055","https://openalex.org/W2167843315","https://openalex.org/W2089615685","https://openalex.org/W2417711523","https://openalex.org/W2186277979","https://openalex.org/W2810651661","https://openalex.org/W2137811827"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"we":[3],"study":[4],"the":[5,11,25,30,33,66,78,86,90,108,126,130],"impact":[6],"of":[7,32,48,62,68],"rate":[8,27],"changes":[9,28],"at":[10],"physical":[12],"layer":[13,52,83],"on":[14,85],"VoIP":[15,91],"flows":[16,128],"in":[17,117,129],"multi-rate":[18],"IEEE":[19],"802.11-based":[20],"environments.":[21],"We":[22,54],"determine":[23],"how":[24,37],"network's":[26,87],"affect":[29],"QoS":[31,63,73,123],"active":[34,127],"flows,":[35],"and":[36,43,50,100],"these":[38],"effects":[39],"can":[40],"be":[41],"quantified":[42],"corrected":[44],"using":[45],"a":[46,56,102,114,121],"mixture":[47],"RTCP":[49,69],"MAC":[51,82],"information.":[53],"propose":[55],"decision":[57],"mechanism":[58],"that,":[59],"upon":[60],"hints":[61],"degradation,":[64],"triggers":[65],"transmission":[67],"packets":[70],"to":[71],"collect":[72],"feedback":[74],"as":[75],"perceived":[76],"by":[77,96],"application,":[79],"together":[80],"with":[81],"information":[84],"state.":[88],"Subsequently,":[89],"flow":[92],"parameters":[93],"are":[94],"changed,":[95],"adapting":[97],"their":[98],"codecs":[99],"choosing":[101],"more":[103],"appropriate":[104],"codec":[105],"combination":[106],"for":[107,125],"new":[109],"conditions.":[110],"Our":[111],"results":[112],"show":[113],"significant":[115,122],"increase":[116],"network":[118],"usage,":[119],"without":[120],"loss":[124],"cell.":[131]},"counts_by_year":[{"year":2012,"cited_by_count":3}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}