{"id":"https://openalex.org/W2963685654","doi":"https://doi.org/10.1109/glocom.2016.7841942","title":"Joint User Association and Downlink Beamforming for Green Cloud-RANs with Limited Fronthaul","display_name":"Joint User Association and Downlink Beamforming for Green Cloud-RANs with Limited Fronthaul","publication_year":2016,"publication_date":"2016-12-01","ids":{"openalex":"https://openalex.org/W2963685654","doi":"https://doi.org/10.1109/glocom.2016.7841942","mag":"2963685654"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2016.7841942","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2016.7841942","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 IEEE Global Communications Conference (GLOBECOM)","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/A5101493677","display_name":"Zhi Yu","orcid":"https://orcid.org/0000-0003-1036-4433"},"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":"Zhi Yu","raw_affiliation_strings":["Beijing University of Posts and Telecommunications, Beijing, Beijing, CN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications, Beijing, Beijing, CN","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100705364","display_name":"Ke Wang","orcid":"https://orcid.org/0000-0002-1763-6385"},"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":"Ke Wang","raw_affiliation_strings":["Ministry of Education, Beijing Univ. of Posts and Telecom., P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ministry of Education, Beijing Univ. of Posts and Telecom., P.R. China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012748011","display_name":"Hong Ji","orcid":"https://orcid.org/0000-0002-1640-2894"},"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":"Hong Ji","raw_affiliation_strings":["Ministry of Education, Beijing Univ. of Posts and Telecom., P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ministry of Education, Beijing Univ. of Posts and Telecom., P.R. China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108459375","display_name":"Xi Li","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":"Xi Li","raw_affiliation_strings":["Ministry of Education, Beijing Univ. of Posts and Telecom., P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ministry of Education, Beijing Univ. of Posts and Telecom., P.R. China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031756477","display_name":"Heli Zhang","orcid":"https://orcid.org/0000-0002-5994-9419"},"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":"Heli Zhang","raw_affiliation_strings":["Ministry of Education, Beijing Univ. of Posts and Telecom., P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ministry of Education, Beijing Univ. of Posts and Telecom., P.R. 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":null,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9987000226974487,"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":0.9975000023841858,"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":0.6467090845108032},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6323912143707275},{"id":"https://openalex.org/keywords/integer-programming","display_name":"Integer programming","score":0.5952979326248169},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.5848515629768372},{"id":"https://openalex.org/keywords/bottleneck","display_name":"Bottleneck","score":0.5709722638130188},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.561471700668335},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4810207486152649},{"id":"https://openalex.org/keywords/integer","display_name":"Integer (computer science)","score":0.4276200830936432},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3092813789844513},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2108316421508789},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.18492242693901062},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1102357804775238},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.07813790440559387}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6467090845108032},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6323912143707275},{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.5952979326248169},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.5848515629768372},{"id":"https://openalex.org/C2780513914","wikidata":"https://www.wikidata.org/wiki/Q18210350","display_name":"Bottleneck","level":2,"score":0.5709722638130188},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.561471700668335},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4810207486152649},{"id":"https://openalex.org/C97137487","wikidata":"https://www.wikidata.org/wiki/Q729138","display_name":"Integer (computer science)","level":2,"score":0.4276200830936432},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3092813789844513},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2108316421508789},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.18492242693901062},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1102357804775238},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.07813790440559387},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2016.7841942","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2016.7841942","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.47999998927116394,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1528128756","https://openalex.org/W1545861347","https://openalex.org/W1918578756","https://openalex.org/W1928152501","https://openalex.org/W2019606325","https://openalex.org/W2019905317","https://openalex.org/W2035443174","https://openalex.org/W2050726943","https://openalex.org/W2064969374","https://openalex.org/W2079802358","https://openalex.org/W2082133464","https://openalex.org/W2085425663","https://openalex.org/W2093631020","https://openalex.org/W2112170521","https://openalex.org/W2131350052","https://openalex.org/W2148893247","https://openalex.org/W2155303957","https://openalex.org/W2343032706","https://openalex.org/W2373139161","https://openalex.org/W4250589301","https://openalex.org/W6639969517","https://openalex.org/W6655197114","https://openalex.org/W6708928806"],"related_works":["https://openalex.org/W2595172197","https://openalex.org/W2084856301","https://openalex.org/W2127970246","https://openalex.org/W2885125400","https://openalex.org/W1989889224","https://openalex.org/W4382618745","https://openalex.org/W2047683846","https://openalex.org/W2044902158","https://openalex.org/W2109912052","https://openalex.org/W1711527768"],"abstract_inverted_index":{"With":[0],"the":[1,48,53,60,73,90,97,117,126,134,135],"explosive":[2],"growth":[3],"of":[4,19,128],"smart":[5],"devices":[6],"and":[7,39,70],"mobile":[8],"data":[9],"traffic,":[10],"limited":[11,54],"fronthaul":[12,55],"capacity":[13],"has":[14],"become":[15],"a":[16,35,64,77,86],"notable":[17],"bottleneck":[18],"green":[20,44],"communication":[21],"access":[22,28],"networks,":[23],"such":[24],"as":[25,63],"cloud":[26],"radio":[27],"networks(C-RANs).":[29],"In":[30],"this":[31],"paper,":[32],"we":[33],"proposed":[34,114,130],"joint":[36],"user":[37],"association":[38],"downlink":[40],"beamforming":[41],"scheme":[42,136],"for":[43],"C-RANs":[45],"to":[46,100,115,124],"minimize":[47],"network":[49],"power":[50],"consumption":[51],"with":[52,133],"links.":[56],"We":[57],"first":[58],"formulate":[59],"design":[61],"problem":[62,75],"mixed":[65,78],"integer":[66,79,91,98],"nonlinear":[67],"programming":[68,82,88],"(MINLP),":[69],"then":[71],"transformed":[72],"MINLP":[74],"into":[76],"second-order":[80],"cone":[81],"(MI-SOCP)":[83],"which":[84,106],"is":[85],"convex":[87],"when":[89],"variables":[92,99],"are":[93,122],"fixed.":[94],"By":[95],"relaxing":[96],"continuous":[101],"ones,":[102],"an":[103],"inflation":[104],"algorithm,":[105],"can":[107],"be":[108],"finished":[109],"within":[110],"polynomial":[111],"time,":[112],"was":[113],"solve":[116],"problem.":[118],"The":[119],"simulation":[120],"results":[121],"presented":[123],"validate":[125],"effectiveness":[127],"our":[129],"algorithm":[131],"compared":[132],"adopted":[137],"by":[138],"LTE-A.":[139]},"counts_by_year":[{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}