{"id":"https://openalex.org/W2027640573","doi":"https://doi.org/10.1109/mcom.2008.4427242","title":"IP multimedia subsystems in 3GPP and 3GPP2: overview and scalability issues","display_name":"IP multimedia subsystems in 3GPP and 3GPP2: overview and scalability issues","publication_year":2008,"publication_date":"2008-01-01","ids":{"openalex":"https://openalex.org/W2027640573","doi":"https://doi.org/10.1109/mcom.2008.4427242","mag":"2027640573"},"language":"en","primary_location":{"id":"doi:10.1109/mcom.2008.4427242","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mcom.2008.4427242","pdf_url":null,"source":{"id":"https://openalex.org/S158797327","display_name":"IEEE Communications Magazine","issn_l":"0163-6804","issn":["0163-6804","1558-1896"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Magazine","raw_type":"journal-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/A5048502547","display_name":"Priyanshi Agrawal","orcid":"https://orcid.org/0000-0001-5937-1023"},"institutions":[{"id":"https://openalex.org/I82497590","display_name":"Auburn University","ror":"https://ror.org/02v80fc35","country_code":"US","type":"education","lineage":["https://openalex.org/I82497590"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"P. Agrawal","raw_affiliation_strings":["Aubum University, USA","Auburn Univ-Auburn#TAB#"],"affiliations":[{"raw_affiliation_string":"Aubum University, USA","institution_ids":[]},{"raw_affiliation_string":"Auburn Univ-Auburn#TAB#","institution_ids":["https://openalex.org/I82497590"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061742080","display_name":"Jui\u2010Hung Yeh","orcid":null},"institutions":[{"id":"https://openalex.org/I25846049","display_name":"National Tsing Hua University","ror":"https://ror.org/00zdnkx70","country_code":"TW","type":"education","lineage":["https://openalex.org/I25846049"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Jui-Hung Yeh","raw_affiliation_strings":["National Tsing Hua University, Taiwan","National Tsing Hua University"],"affiliations":[{"raw_affiliation_string":"National Tsing Hua University, Taiwan","institution_ids":["https://openalex.org/I25846049"]},{"raw_affiliation_string":"National Tsing Hua University","institution_ids":["https://openalex.org/I25846049"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075423927","display_name":"Jyh\u2010Cheng Chen","orcid":"https://orcid.org/0000-0001-7562-6882"},"institutions":[{"id":"https://openalex.org/I25846049","display_name":"National Tsing Hua University","ror":"https://ror.org/00zdnkx70","country_code":"TW","type":"education","lineage":["https://openalex.org/I25846049"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Jyh-Cheng Chen","raw_affiliation_strings":["National Tsing Hua University, Taiwan","Institute of Network Engineering"],"affiliations":[{"raw_affiliation_string":"National Tsing Hua University, Taiwan","institution_ids":["https://openalex.org/I25846049"]},{"raw_affiliation_string":"Institute of Network Engineering","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100375701","display_name":"Tao Zhang","orcid":"https://orcid.org/0000-0001-5809-0801"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tao Zhang","raw_affiliation_strings":["Telcordia Technologies, Inc., USA","Telcordia Technologies"],"affiliations":[{"raw_affiliation_string":"Telcordia Technologies, Inc., USA","institution_ids":[]},{"raw_affiliation_string":"Telcordia Technologies","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5048502547"],"corresponding_institution_ids":["https://openalex.org/I82497590"],"apc_list":null,"apc_paid":null,"fwci":11.9859,"has_fulltext":false,"cited_by_count":75,"citation_normalized_percentile":{"value":0.98909353,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"46","issue":"1","first_page":"138","last_page":"145"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10651","display_name":"IPv6, Mobility, Handover, Networks, Security","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"}},"topics":[{"id":"https://openalex.org/T10651","display_name":"IPv6, Mobility, Handover, Networks, Security","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/T10575","display_name":"Wireless Communication Networks Research","score":0.9916999936103821,"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/T12720","display_name":"Multimedia Communication and Technology","score":0.9847999811172485,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ip-multimedia-subsystem","display_name":"IP Multimedia Subsystem","score":0.925812840461731},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8629189729690552},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.7505504488945007},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6337423324584961},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.6267762780189514},{"id":"https://openalex.org/keywords/next-generation-network","display_name":"Next-generation network","score":0.6060383319854736},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.5225160121917725},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.43049150705337524},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.404499888420105},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.22677311301231384},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.17863592505455017}],"concepts":[{"id":"https://openalex.org/C26878273","wikidata":"https://www.wikidata.org/wiki/Q1140664","display_name":"IP Multimedia Subsystem","level":3,"score":0.925812840461731},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8629189729690552},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.7505504488945007},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6337423324584961},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.6267762780189514},{"id":"https://openalex.org/C110994511","wikidata":"https://www.wikidata.org/wiki/Q661020","display_name":"Next-generation network","level":3,"score":0.6060383319854736},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.5225160121917725},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.43049150705337524},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.404499888420105},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.22677311301231384},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.17863592505455017},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/mcom.2008.4427242","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mcom.2008.4427242","pdf_url":null,"source":{"id":"https://openalex.org/S158797327","display_name":"IEEE Communications Magazine","issn_l":"0163-6804","issn":["0163-6804","1558-1896"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Magazine","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.49000000953674316,"id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1994798614","https://openalex.org/W2031800660","https://openalex.org/W2036644707","https://openalex.org/W2103946999","https://openalex.org/W2117322371","https://openalex.org/W2150100313","https://openalex.org/W2479723016","https://openalex.org/W6675893904"],"related_works":["https://openalex.org/W102486186","https://openalex.org/W2333180331","https://openalex.org/W2066554393","https://openalex.org/W2129732123","https://openalex.org/W2787175340","https://openalex.org/W4246740638","https://openalex.org/W156940772","https://openalex.org/W2362936683","https://openalex.org/W4242512167","https://openalex.org/W2885162947"],"abstract_inverted_index":{"The":[0,18],"Internet":[1,30,46],"has":[2],"experienced":[3],"tremendous":[4],"expansion":[5],"in":[6,94],"the":[7,51,61,81],"past":[8],"several":[9],"years.":[10],"Demands":[11],"for":[12,65,100],"IP":[13,37],"multimedia":[14,38],"services":[15],"are":[16,35],"emerging.":[17],"third-generation":[19],"(3G)":[20],"wireless":[21],"networks":[22],"aim":[23],"to":[24,41,60],"support":[25],"mobile":[26],"users":[27],"with":[28],"numerous":[29],"services.":[31],"3G":[32,48],"standards":[33],"organizations":[34],"developing":[36],"subsystems":[39],"(IMS)":[40],"achieve":[42],"seamless":[43],"integration":[44],"between":[45,53],"and":[47,56,76,79,85,104],"networks.":[49,67],"Moreover,":[50],"collaboration":[52],"IETF,":[54],"3GPP,":[55],"3GPP2":[57,77],"is":[58],"essential":[59],"development":[62],"of":[63,74],"IMS":[64,78,82],"next-generation":[66],"This":[68,96],"article":[69,97],"first":[70],"provides":[71,98],"an":[72],"overview":[73],"3GPP":[75],"illustrates":[80],"requirements,":[83],"architectures,":[84],"functional":[86],"models.":[87],"We":[88],"then":[89],"discuss":[90],"potential":[91],"scalability":[92],"issues":[93],"IMS.":[95,106],"guidance":[99],"constructing":[101],"a":[102],"robust":[103],"scalable":[105]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":9}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}