{"id":"https://openalex.org/W2083157901","doi":"https://doi.org/10.1109/tridentcom.2007.4444685","title":"Design and Implementation of an Extensible Online Charging Architecture for the Open IMS Playground","display_name":"Design and Implementation of an Extensible Online Charging Architecture for the Open IMS Playground","publication_year":2007,"publication_date":"2007-01-01","ids":{"openalex":"https://openalex.org/W2083157901","doi":"https://doi.org/10.1109/tridentcom.2007.4444685","mag":"2083157901"},"language":"en","primary_location":{"id":"doi:10.1109/tridentcom.2007.4444685","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tridentcom.2007.4444685","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 3rd International Conference on Testbeds and Research Infrastructure for the Development of Networks and Communities","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/A5031779100","display_name":"Shengyao Chen","orcid":"https://orcid.org/0000-0002-4546-5843"},"institutions":[{"id":"https://openalex.org/I4923324","display_name":"Fraunhofer Society","ror":"https://ror.org/05hkkdn48","country_code":"DE","type":"funder","lineage":["https://openalex.org/I4923324"]},{"id":"https://openalex.org/I2800804238","display_name":"Fraunhofer Institute for Open Communication Systems","ror":"https://ror.org/00px80p03","country_code":"DE","type":"facility","lineage":["https://openalex.org/I2800804238","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Shengyao Chen","raw_affiliation_strings":["Fraunhofer Institute FOKUS, Berlin, Germany","Fraunhofer Inst. Fokus, Berlin"],"affiliations":[{"raw_affiliation_string":"Fraunhofer Institute FOKUS, Berlin, Germany","institution_ids":["https://openalex.org/I2800804238"]},{"raw_affiliation_string":"Fraunhofer Inst. Fokus, Berlin","institution_ids":["https://openalex.org/I4923324"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050567813","display_name":"Peter Weik","orcid":null},"institutions":[{"id":"https://openalex.org/I4923324","display_name":"Fraunhofer Society","ror":"https://ror.org/05hkkdn48","country_code":"DE","type":"funder","lineage":["https://openalex.org/I4923324"]},{"id":"https://openalex.org/I2800804238","display_name":"Fraunhofer Institute for Open Communication Systems","ror":"https://ror.org/00px80p03","country_code":"DE","type":"facility","lineage":["https://openalex.org/I2800804238","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Peter Weik","raw_affiliation_strings":["Fraunhofer Institute FOKUS, Berlin, Germany","Fraunhofer Inst. Fokus, Berlin"],"affiliations":[{"raw_affiliation_string":"Fraunhofer Institute FOKUS, Berlin, Germany","institution_ids":["https://openalex.org/I2800804238"]},{"raw_affiliation_string":"Fraunhofer Inst. Fokus, Berlin","institution_ids":["https://openalex.org/I4923324"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5031779100"],"corresponding_institution_ids":["https://openalex.org/I2800804238","https://openalex.org/I4923324"],"apc_list":null,"apc_paid":null,"fwci":1.7562,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.85254555,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":97},"biblio":{"volume":"16","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10651","display_name":"IPv6, Mobility, Handover, Networks, Security","score":0.9997000098228455,"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":0.9997000098228455,"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":0.9977999925613403,"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/T11158","display_name":"Wireless Networks and Protocols","score":0.989300012588501,"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":0.7360557317733765},{"id":"https://openalex.org/keywords/session","display_name":"Session (web analytics)","score":0.6748874187469482},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.6739888787269592},{"id":"https://openalex.org/keywords/architecture","display_name":"Architecture","score":0.6359038949012756},{"id":"https://openalex.org/keywords/default-gateway","display_name":"Default gateway","score":0.5959514379501343},{"id":"https://openalex.org/keywords/ip-multimedia-subsystem","display_name":"IP Multimedia Subsystem","score":0.5598823428153992},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.5503621697425842},{"id":"https://openalex.org/keywords/gateway","display_name":"Gateway (web page)","score":0.4975424110889435},{"id":"https://openalex.org/keywords/user-agent","display_name":"User agent","score":0.48607495427131653},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.43985074758529663},{"id":"https://openalex.org/keywords/extensibility","display_name":"Extensibility","score":0.4301987886428833},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.4289763569831848},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4223834276199341},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.38751107454299927},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.37978827953338623},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.22474578022956848},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.1466420292854309}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7360557317733765},{"id":"https://openalex.org/C2779182362","wikidata":"https://www.wikidata.org/wiki/Q17126187","display_name":"Session (web analytics)","level":2,"score":0.6748874187469482},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.6739888787269592},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.6359038949012756},{"id":"https://openalex.org/C187713609","wikidata":"https://www.wikidata.org/wiki/Q2465461","display_name":"Default gateway","level":2,"score":0.5959514379501343},{"id":"https://openalex.org/C26878273","wikidata":"https://www.wikidata.org/wiki/Q1140664","display_name":"IP Multimedia Subsystem","level":3,"score":0.5598823428153992},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.5503621697425842},{"id":"https://openalex.org/C2777710495","wikidata":"https://www.wikidata.org/wiki/Q5527195","display_name":"Gateway (web page)","level":2,"score":0.4975424110889435},{"id":"https://openalex.org/C71191987","wikidata":"https://www.wikidata.org/wiki/Q763744","display_name":"User agent","level":2,"score":0.48607495427131653},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.43985074758529663},{"id":"https://openalex.org/C32833848","wikidata":"https://www.wikidata.org/wiki/Q4115054","display_name":"Extensibility","level":2,"score":0.4301987886428833},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4289763569831848},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4223834276199341},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.38751107454299927},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.37978827953338623},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.22474578022956848},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.1466420292854309},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/tridentcom.2007.4444685","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tridentcom.2007.4444685","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 3rd International Conference on Testbeds and Research Infrastructure for the Development of Networks and Communities","raw_type":"proceedings-article"},{"id":"pmh:oai:fraunhofer.de:N-74181","is_oa":false,"landing_page_url":"http://publica.fraunhofer.de/documents/N-74181.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306400801","display_name":"Publikationsdatenbank der Fraunhofer-Gesellschaft (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Fraunhofer FOKUS","raw_type":"Conference Paper"},{"id":"pmh:oai:publica.fraunhofer.de:publica/356388","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/356388","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.5699999928474426}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W2119293114"],"related_works":["https://openalex.org/W2073134299","https://openalex.org/W1518499115","https://openalex.org/W2122599377","https://openalex.org/W2915304347","https://openalex.org/W2080562317","https://openalex.org/W3045301923","https://openalex.org/W2794872059","https://openalex.org/W2101542835","https://openalex.org/W3021677776","https://openalex.org/W2033702359"],"abstract_inverted_index":{"This":[0],"paper":[1,75],"outlines":[2],"the":[3,21,26,32,70,74,77,80,86,93,97,116],"design":[4,78],"and":[5,84,100,104],"implementation":[6,94],"of":[7,25,34,79,85,96,119],"a":[8,42,66],"prototypical":[9],"IMS":[10,23,36,52,71,82,109,121],"online":[11,110],"charging":[12,72,111],"architecture":[13,112],"compliant":[14],"to":[15,46,49,69],"3GPP":[16],"Rel.":[17],"6":[18],"specifications":[19],"for":[20,55],"Open":[22],"Playground":[24],"Fraunhofer":[27],"Institute":[28],"FOKUS.":[29],"It":[30,91],"describes":[31],"integration":[33],"an":[35,120],"Gateway":[37],"Function":[38],"(IMS":[39],"GWF)":[40],"into":[41],"SIP":[43],"application":[44],"server":[45],"be":[47],"able":[48],"carry":[50],"out":[51],"session":[53],"control":[54],"prepaid":[56],"subscribers":[57],"as":[58,60],"well":[59],"service":[61,124],"level":[62],"credit":[63],"management.":[64],"After":[65],"brief":[67],"introduction":[68],"concepts,":[73],"explains":[76],"integrated":[81],"GWF":[83],"extendable":[87],"Online":[88],"Charging":[89],"Server.":[90],"highlights":[92],"details":[95],"two":[98,126],"components":[99],"gives":[101],"some":[102],"deployment":[103],"operation":[105],"details.":[106],"The":[107],"implemented":[108],"was":[113],"validated":[114],"with":[115],"real-time":[117],"supervision":[118],"voice":[122],"call":[123],"between":[125],"subscribers.":[127]},"counts_by_year":[{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
