{"id":"https://openalex.org/W2167031726","doi":"https://doi.org/10.1109/vetecs.2011.5956502","title":"Power Control in Two-Tier OFDMA Femtocell Networks with Particle Swarm Optimization","display_name":"Power Control in Two-Tier OFDMA Femtocell Networks with Particle Swarm Optimization","publication_year":2011,"publication_date":"2011-05-01","ids":{"openalex":"https://openalex.org/W2167031726","doi":"https://doi.org/10.1109/vetecs.2011.5956502","mag":"2167031726"},"language":"en","primary_location":{"id":"doi:10.1109/vetecs.2011.5956502","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2011.5956502","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE 73rd Vehicular Technology Conference (VTC Spring)","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/A5065731893","display_name":"Zhenglei Huang","orcid":"https://orcid.org/0000-0002-2309-4383"},"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":true,"raw_author_name":"Zhenglei Huang","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101906657","display_name":"Zhimin Zeng","orcid":"https://orcid.org/0009-0008-5717-9167"},"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":"Zhimin Zeng","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086122403","display_name":"Hailun Xia","orcid":"https://orcid.org/0000-0001-5454-321X"},"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":"Hailun Xia","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101188476","display_name":"Junfeng Shi","orcid":"https://orcid.org/0009-0003-7775-3406"},"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":"Junfeng Shi","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5065731893"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":2.6495,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.90838302,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"8","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9995999932289124,"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":0.9995999932289124,"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":0.9991999864578247,"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":0.9972000122070312,"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/femtocell","display_name":"Femtocell","score":0.951982319355011},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7665215730667114},{"id":"https://openalex.org/keywords/particle-swarm-optimization","display_name":"Particle swarm optimization","score":0.7589623928070068},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.7098771929740906},{"id":"https://openalex.org/keywords/power-control","display_name":"Power control","score":0.65298992395401},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.5140048265457153},{"id":"https://openalex.org/keywords/frequency-division-multiple-access","display_name":"Frequency-division multiple access","score":0.48908835649490356},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.4457740783691406},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.44352486729621887},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.43937262892723083},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.43168970942497253},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.41582101583480835},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.40473076701164246},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3728695511817932},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.3442085385322571},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.24692398309707642},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.1444721221923828},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.14227017760276794},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.13866904377937317},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09553870558738708},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.06462255120277405},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.06003528833389282}],"concepts":[{"id":"https://openalex.org/C152504517","wikidata":"https://www.wikidata.org/wiki/Q572455","display_name":"Femtocell","level":3,"score":0.951982319355011},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7665215730667114},{"id":"https://openalex.org/C85617194","wikidata":"https://www.wikidata.org/wiki/Q2072794","display_name":"Particle swarm optimization","level":2,"score":0.7589623928070068},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.7098771929740906},{"id":"https://openalex.org/C56685638","wikidata":"https://www.wikidata.org/wiki/Q2300474","display_name":"Power control","level":3,"score":0.65298992395401},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.5140048265457153},{"id":"https://openalex.org/C2776208322","wikidata":"https://www.wikidata.org/wiki/Q844071","display_name":"Frequency-division multiple access","level":4,"score":0.48908835649490356},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4457740783691406},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.44352486729621887},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.43937262892723083},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.43168970942497253},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.41582101583480835},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.40473076701164246},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3728695511817932},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.3442085385322571},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.24692398309707642},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.1444721221923828},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.14227017760276794},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.13866904377937317},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09553870558738708},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.06462255120277405},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.06003528833389282},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","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":1,"locations":[{"id":"doi:10.1109/vetecs.2011.5956502","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2011.5956502","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE 73rd Vehicular Technology Conference (VTC Spring)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.7099999785423279,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1577668191","https://openalex.org/W2014060493","https://openalex.org/W2024904756","https://openalex.org/W2044772040","https://openalex.org/W2046679951","https://openalex.org/W2121308898","https://openalex.org/W2122496159","https://openalex.org/W2128177517","https://openalex.org/W2150763656","https://openalex.org/W2152195021","https://openalex.org/W2402846924","https://openalex.org/W6634715273"],"related_works":["https://openalex.org/W80206304","https://openalex.org/W2003346049","https://openalex.org/W141023530","https://openalex.org/W1987533529","https://openalex.org/W1983812508","https://openalex.org/W2084842179","https://openalex.org/W1970017966","https://openalex.org/W2071017237","https://openalex.org/W1969177292","https://openalex.org/W2024487009"],"abstract_inverted_index":{"This":[0],"paper":[1],"addresses":[2],"the":[3,14,19,29,54,60,72],"power":[4,22,43,56],"control":[5,23,44],"problem":[6],"in":[7,94,99],"two-tier":[8],"OFDMA":[9],"femtocell":[10,84],"networks":[11],"to":[12,38,52,58,92],"alleviate":[13],"cross-tier":[15],"interference.":[16],"We":[17],"model":[18],"objective":[20],"of":[21,77],"with":[24,36,46,80],"utility":[25,31,61],"function,":[26],"and":[27,74,97],"proof":[28],"proposed":[30,68,88],"function":[32],"is":[33,50,90],"strictly":[34],"concave":[35],"respect":[37],"transmission":[39],"power.":[40],"Then":[41],"a":[42],"algorithm":[45,69,89],"Particle":[47],"Swarm":[48],"Optimization":[49],"developed":[51],"find":[53],"optimal":[55],"settings":[57],"maximize":[59],"function.":[62],"Simulation":[63],"results":[64],"show":[65],"that":[66],"our":[67,87],"can":[70],"improve":[71],"outage":[73],"throughput":[75],"performance":[76],"macro":[78],"users":[79],"less":[81],"impact":[82],"on":[83],"users.":[85],"Meanwhile,":[86],"easy":[91],"implement":[93],"distributed":[95],"manner":[96],"efficient":[98],"computation.":[100]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}