{"id":"https://openalex.org/W2011347175","doi":"https://doi.org/10.1145/2069087.2069104","title":"Impact of VoIP codecs on the energy consumption of portable devices","display_name":"Impact of VoIP codecs on the energy consumption of portable devices","publication_year":2011,"publication_date":"2011-10-31","ids":{"openalex":"https://openalex.org/W2011347175","doi":"https://doi.org/10.1145/2069087.2069104","mag":"2011347175"},"language":"en","primary_location":{"id":"doi:10.1145/2069087.2069104","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2069087.2069104","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 6th ACM workshop on Performance monitoring and measurement of heterogeneous wireless and wired networks","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/A5015226343","display_name":"Antonio Estepa","orcid":"https://orcid.org/0000-0003-1841-3973"},"institutions":[{"id":"https://openalex.org/I79238269","display_name":"Universidad de Sevilla","ror":"https://ror.org/03yxnpp24","country_code":"ES","type":"education","lineage":["https://openalex.org/I79238269"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Antonio J. Estepa","raw_affiliation_strings":["University of Sevilla, Seville, Spain","University of Sevilla (Seville) Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Sevilla, Seville, Spain","institution_ids":["https://openalex.org/I79238269"]},{"raw_affiliation_string":"University of Sevilla (Seville) Spain","institution_ids":["https://openalex.org/I79238269"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081210240","display_name":"Juan M. Vozmediano","orcid":null},"institutions":[{"id":"https://openalex.org/I79238269","display_name":"Universidad de Sevilla","ror":"https://ror.org/03yxnpp24","country_code":"ES","type":"education","lineage":["https://openalex.org/I79238269"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Juan M. Vozmediano","raw_affiliation_strings":["University of Sevilla, Seville, Spain","University of Sevilla (Seville) Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Sevilla, Seville, Spain","institution_ids":["https://openalex.org/I79238269"]},{"raw_affiliation_string":"University of Sevilla (Seville) Spain","institution_ids":["https://openalex.org/I79238269"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043302535","display_name":"Jorge L\u00f3pez","orcid":"https://orcid.org/0000-0001-5305-7762"},"institutions":[{"id":"https://openalex.org/I79238269","display_name":"Universidad de Sevilla","ror":"https://ror.org/03yxnpp24","country_code":"ES","type":"education","lineage":["https://openalex.org/I79238269"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jorge L\u00f3pez","raw_affiliation_strings":["University of Sevilla, Sevilla, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Sevilla, Sevilla, Spain","institution_ids":["https://openalex.org/I79238269"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5051920060","display_name":"Rafael Estepa","orcid":"https://orcid.org/0000-0001-8505-1920"},"institutions":[{"id":"https://openalex.org/I79238269","display_name":"Universidad de Sevilla","ror":"https://ror.org/03yxnpp24","country_code":"ES","type":"education","lineage":["https://openalex.org/I79238269"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Rafael M. Estepa","raw_affiliation_strings":["University of Sevilla, Sevilla, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Sevilla, Sevilla, Spain","institution_ids":["https://openalex.org/I79238269"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I79238269"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"123","last_page":"130"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12238","display_name":"Green IT and Sustainability","score":1.0,"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/T12238","display_name":"Green IT and Sustainability","score":1.0,"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/T11478","display_name":"Caching and Content Delivery","score":0.995199978351593,"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":0.9918000102043152,"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/codec","display_name":"Codec","score":0.9115922451019287},{"id":"https://openalex.org/keywords/voice-over-ip","display_name":"Voice over IP","score":0.8627125024795532},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7970021963119507},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"Energy consumption","score":0.7409263253211975},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.4959658086299896},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.477560818195343},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.41522717475891113},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.3361969590187073},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2769511342048645},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.19528895616531372},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.12092986702919006},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.105335533618927}],"concepts":[{"id":"https://openalex.org/C161765866","wikidata":"https://www.wikidata.org/wiki/Q184748","display_name":"Codec","level":2,"score":0.9115922451019287},{"id":"https://openalex.org/C171246234","wikidata":"https://www.wikidata.org/wiki/Q81945","display_name":"Voice over IP","level":3,"score":0.8627125024795532},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7970021963119507},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.7409263253211975},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.4959658086299896},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.477560818195343},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.41522717475891113},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.3361969590187073},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2769511342048645},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.19528895616531372},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.12092986702919006},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.105335533618927},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2069087.2069104","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2069087.2069104","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 6th ACM workshop on Performance monitoring and measurement of heterogeneous wireless and wired networks","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.9100000262260437,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320322930","display_name":"Ministerio de Ciencia e Innovaci\u00f3n","ror":"https://ror.org/034900433"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1566971655","https://openalex.org/W1608461869","https://openalex.org/W1720026105","https://openalex.org/W1985382348","https://openalex.org/W2002072104","https://openalex.org/W2030743268","https://openalex.org/W2072968482","https://openalex.org/W2097412536","https://openalex.org/W2099040451","https://openalex.org/W2100002870","https://openalex.org/W2101346363","https://openalex.org/W2105937728","https://openalex.org/W2106048836","https://openalex.org/W2110379292","https://openalex.org/W2112787136","https://openalex.org/W2115935433","https://openalex.org/W2127434113","https://openalex.org/W2137539246","https://openalex.org/W2144195948","https://openalex.org/W2149053750","https://openalex.org/W2150036204","https://openalex.org/W2161955777","https://openalex.org/W2163053000","https://openalex.org/W2166726564","https://openalex.org/W2182855105","https://openalex.org/W2303782685","https://openalex.org/W4285719527","https://openalex.org/W6697773661"],"related_works":["https://openalex.org/W2084179496","https://openalex.org/W2103238357","https://openalex.org/W2741704743","https://openalex.org/W2262810789","https://openalex.org/W4386040921","https://openalex.org/W2922244040","https://openalex.org/W1998855589","https://openalex.org/W1973628965","https://openalex.org/W2074532070","https://openalex.org/W179829755"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"we":[3],"investigate":[4],"the":[5,8,11,40,58,70,77,87,95,100,104],"influence":[6],"of":[7,14,24,43,103],"codecs":[9,46],"into":[10,69],"energy":[12,41,59,96],"consumption":[13,60,97],"VoIP":[15,45,81,101],"applications.":[16,82],"These":[17],"applications":[18],"are":[19],"increasingly":[20],"extended":[21],"among":[22],"users":[23,53],"battery-":[25],"dependent":[26],"devices":[27],"such":[28],"as":[29],"laptops,":[30],"smartphones":[31],"and":[32,54,64],"tablets.":[33],"We":[34],"provide":[35],"a":[36,48,66,91],"methodology":[37],"to":[38,56,99],"compare":[39],"efficiency":[42],"different":[44],"for":[47],"given":[49],"device.":[50,106],"This":[51],"allows":[52],"developers":[55],"minimize":[57],"by":[61],"codec":[62,78,88],"selection,":[63],"introduces":[65],"new":[67],"variable":[68],"QoS-bandwidth":[71],"balance":[72],"that":[73,86],"has":[74],"traditionally":[75],"lead":[76],"selection":[79],"in":[80],"Our":[83],"results":[84],"show":[85],"can":[89],"have":[90],"significant":[92],"impact":[93],"on":[94],"attributable":[98],"software":[102],"portable":[105]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}