{"id":"https://openalex.org/W2089204489","doi":"https://doi.org/10.1109/pimrc.2013.6666699","title":"Energy-efficient multicast resource allocation based on beamforming technique","display_name":"Energy-efficient multicast resource allocation based on beamforming technique","publication_year":2013,"publication_date":"2013-09-01","ids":{"openalex":"https://openalex.org/W2089204489","doi":"https://doi.org/10.1109/pimrc.2013.6666699","mag":"2089204489"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc.2013.6666699","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2013.6666699","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE 24th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC)","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/A5049692586","display_name":"Rong Ou","orcid":null},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rong Ou","raw_affiliation_strings":["Key Lab of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications","Key Lab. of Universal Wireless Commun., Beijing Univ. of Posts & Telecommun., Beijing, , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Lab of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Lab. of Universal Wireless Commun., Beijing Univ. of Posts & Telecommun., Beijing, , China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059494893","display_name":"Wenjun Xu","orcid":"https://orcid.org/0000-0001-8767-4742"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjun Xu","raw_affiliation_strings":["Key Lab of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications","Key Lab. of Universal Wireless Commun., Beijing Univ. of Posts & Telecommun., Beijing, , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Lab of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Lab. of Universal Wireless Commun., Beijing Univ. of Posts & Telecommun., Beijing, , China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100681843","display_name":"Shengyu Li","orcid":"https://orcid.org/0000-0002-5589-9194"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shengyu Li","raw_affiliation_strings":["Key Lab of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications","Key Lab. of Universal Wireless Commun., Beijing Univ. of Posts & Telecommun., Beijing, , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Lab of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Lab. of Universal Wireless Commun., Beijing Univ. of Posts & Telecommun., Beijing, , China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075023488","display_name":"Jiaru Lin","orcid":"https://orcid.org/0000-0001-6593-4419"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiaru Lin","raw_affiliation_strings":["Key Lab of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications","Key Lab. of Universal Wireless Commun., Beijing Univ. of Posts & Telecommun., Beijing, , China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Lab of Universal Wireless Communications, Ministry of Education, Beijing University of Posts and Telecommunications","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"Key Lab. of Universal Wireless Commun., Beijing Univ. of Posts & Telecommun., Beijing, , China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":0.9602,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.7950741,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"3208","last_page":"3212"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9994999766349792,"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/multicast","display_name":"Multicast","score":0.7872614860534668},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7574315071105957},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6648336052894592},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.6385289430618286},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.6247450113296509},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.524926483631134},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.5014097690582275},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.48518139123916626},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.4633052945137024},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.4615898132324219},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.46146729588508606},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.45861271023750305},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.43352097272872925},{"id":"https://openalex.org/keywords/dirty-paper-coding","display_name":"Dirty paper coding","score":0.4163479208946228},{"id":"https://openalex.org/keywords/subgradient-method","display_name":"Subgradient method","score":0.4130798876285553},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.4063272476196289},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.38300108909606934},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.34001293778419495},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.2887676954269409},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24143648147583008},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15917757153511047},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.13239070773124695},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.08360809087753296},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07462164759635925}],"concepts":[{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.7872614860534668},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7574315071105957},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6648336052894592},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.6385289430618286},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.6247450113296509},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.524926483631134},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.5014097690582275},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.48518139123916626},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.4633052945137024},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.4615898132324219},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.46146729588508606},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.45861271023750305},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.43352097272872925},{"id":"https://openalex.org/C2780186295","wikidata":"https://www.wikidata.org/wiki/Q3305007","display_name":"Dirty paper coding","level":5,"score":0.4163479208946228},{"id":"https://openalex.org/C158968445","wikidata":"https://www.wikidata.org/wiki/Q7631150","display_name":"Subgradient method","level":2,"score":0.4130798876285553},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.4063272476196289},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.38300108909606934},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.34001293778419495},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.2887676954269409},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24143648147583008},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15917757153511047},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.13239070773124695},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.08360809087753296},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07462164759635925}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/pimrc.2013.6666699","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2013.6666699","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE 24th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8600000143051147,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1967956032","https://openalex.org/W1977256965","https://openalex.org/W1977632185","https://openalex.org/W1999670692","https://openalex.org/W2095349332","https://openalex.org/W2123199131","https://openalex.org/W2134125787","https://openalex.org/W2154078359","https://openalex.org/W2162636917"],"related_works":["https://openalex.org/W2983013200","https://openalex.org/W2126628275","https://openalex.org/W2556776188","https://openalex.org/W1782970451","https://openalex.org/W4302076005","https://openalex.org/W2042313882","https://openalex.org/W2734897793","https://openalex.org/W2162315094","https://openalex.org/W3192916075","https://openalex.org/W2156185504"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"an":[3],"energy-efficient":[4,144],"multicast":[5,32],"scheme":[6,88,125,145],"for":[7],"downlink":[8],"orthogonal":[9],"frequency":[10],"division":[11],"multiplexing":[12],"(OFDM)":[13],"system":[14],"in":[15,151],"which":[16],"the":[17,28,40,45,53,60,63,70,75,79,92,106,123,134,143,158],"base":[18],"station":[19],"(BS)":[20],"is":[21,56,89,97,111,162],"equipped":[22],"with":[23,44,62,137],"multiple":[24,29],"antennas.":[25],"We":[26],"employ":[27],"description":[30],"coding":[31],"(MDCM)":[33],"model":[34],"and":[35,104,108,116,131],"beamforming":[36,71,93],"technique":[37,72],"to":[38],"maximize":[39],"energy":[41],"efficiency":[42],"(EE)":[43],"constraint":[46],"on":[47],"total":[48,159],"transmit":[49,160],"power.":[50],"In":[51,82,141],"MDCM,":[52],"transmission":[54],"rate":[55],"not":[57],"limited":[58],"by":[59,99,113],"user":[61],"minimum":[64],"channel":[65],"quality":[66],"any":[67],"more.":[68],"And":[69],"can":[73,126,146],"enhance":[74],"signal":[76],"strength":[77],"of":[78],"weakest":[80],"user.":[81],"this":[83],"paper,":[84],"a":[85,100,148],"two-step":[86],"suboptimal":[87],"studied.":[90],"Firstly,":[91],"weighted":[94],"vector":[95,101],"(BWV)":[96],"obtained":[98],"splitting":[102],"algorithm,":[103],"then":[105],"power":[107,161],"subcarrier":[109],"allocation":[110],"realized":[112],"fractional":[114],"programming":[115],"subgradient":[117],"method.":[118],"Numerical":[119],"results":[120],"reveal":[121],"that":[122],"proposed":[124],"achieve":[127],"near":[128],"optimal":[129],"EE":[130,135,152],"greatly":[132],"improve":[133],"compared":[136],"two":[138],"spectrum-efficient":[139],"schemes.":[140],"addition,":[142],"render":[147],"good":[149],"performance":[150],"as":[153,155],"well":[154],"throughput":[156],"when":[157],"small.":[163]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}