{"id":"https://openalex.org/W2078996709","doi":"https://doi.org/10.1109/wcsp.2014.6992010","title":"Random beamforming based on homogeneous feedback threshold and O(1) feedback constraint for multi-cell systems","display_name":"Random beamforming based on homogeneous feedback threshold and O(1) feedback constraint for multi-cell systems","publication_year":2014,"publication_date":"2014-10-01","ids":{"openalex":"https://openalex.org/W2078996709","doi":"https://doi.org/10.1109/wcsp.2014.6992010","mag":"2078996709"},"language":"en","primary_location":{"id":"doi:10.1109/wcsp.2014.6992010","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp.2014.6992010","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 Sixth International Conference on Wireless Communications and Signal Processing (WCSP)","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/A5018898431","display_name":"Xingwang Chen","orcid":"https://orcid.org/0000-0002-0769-6202"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xingwang Chen","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China","Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China#TAB#","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044958541","display_name":"Xiaodong Xu","orcid":"https://orcid.org/0000-0003-1953-0450"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaodong Xu","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China","Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China#TAB#","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017165703","display_name":"Xi Kan","orcid":null},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xi Kan","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China","Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China#TAB#","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035078428","display_name":"Xuchu Dai","orcid":"https://orcid.org/0000-0002-5190-7660"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuchu Dai","raw_affiliation_strings":["Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China","Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China","institution_ids":["https://openalex.org/I126520041"]},{"raw_affiliation_string":"Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui, P.R. China#TAB#","institution_ids":["https://openalex.org/I126520041"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"7"},"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9993000030517578,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9966999888420105,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.8010165691375732},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7202531695365906},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.7193639874458313},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6203429102897644},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5872254967689514},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.5392817854881287},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.5111079812049866},{"id":"https://openalex.org/keywords/homogeneous","display_name":"Homogeneous","score":0.4159027934074402},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.27957314252853394},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1279047429561615},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.07919716835021973},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.06971755623817444},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.0661032497882843}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.8010165691375732},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7202531695365906},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.7193639874458313},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6203429102897644},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5872254967689514},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.5392817854881287},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.5111079812049866},{"id":"https://openalex.org/C66882249","wikidata":"https://www.wikidata.org/wiki/Q169336","display_name":"Homogeneous","level":2,"score":0.4159027934074402},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27957314252853394},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1279047429561615},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.07919716835021973},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.06971755623817444},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0661032497882843},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"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/wcsp.2014.6992010","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp.2014.6992010","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 Sixth International Conference on Wireless Communications and Signal Processing (WCSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W2018514766","https://openalex.org/W2030546921","https://openalex.org/W2058714794","https://openalex.org/W2080454165","https://openalex.org/W2083962008","https://openalex.org/W2112277368","https://openalex.org/W2115088658","https://openalex.org/W2116736358","https://openalex.org/W2119119016","https://openalex.org/W2126150876","https://openalex.org/W2137706415","https://openalex.org/W2148735421","https://openalex.org/W2151795416","https://openalex.org/W2153298783","https://openalex.org/W2165457570","https://openalex.org/W4214712351","https://openalex.org/W4239651601"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W1995129237","https://openalex.org/W4388081250","https://openalex.org/W2909457694","https://openalex.org/W1761601995","https://openalex.org/W2904599916","https://openalex.org/W4321608401","https://openalex.org/W4300468626","https://openalex.org/W3193749313"],"abstract_inverted_index":{"In":[0],"multiple-input":[1],"single-output":[2],"(MISO)":[3],"multi-cell":[4,64],"systems,":[5],"the":[6,23,37,47,55,71,88,102,105,109],"problem":[7,52],"of":[8,26,49,90,104],"maximizing":[9],"downlink":[10],"sum-rate":[11,39],"with":[12],"random":[13],"beamforming":[14],"(RBF)":[15],"is":[16,32,67,83],"investigated":[17],"under":[18],"O(1)":[19],"feedback":[20,27,57,92],"constraint":[21],"about":[22],"average":[24],"number":[25,89],"users.":[28,93],"A":[29],"sufficient":[30],"condition":[31],"first":[33],"analyzed":[34],"to":[35,46,87,100],"guarantee":[36],"single-cell":[38],"as":[40],"a":[41,62],"Schur-concave":[42],"function,":[43],"which":[44],"leads":[45],"optimality":[48],"solving":[50],"this":[51,77],"by":[53],"using":[54],"homogenous":[56],"threshold":[58],"(HFT)":[59],"policy.":[60],"Then":[61],"new":[63],"RBF":[65],"algorithm":[66,107],"proposed":[68,106],"based":[69],"on":[70],"HFT":[72,82],"policy,":[73],"namely":[74],"HFT-MRBF":[75],"in":[76],"paper,":[78],"where":[79],"an":[80],"optimal":[81],"also":[84],"derived":[85],"according":[86],"expected":[91],"Finally,":[94],"various":[95],"numerical":[96],"examples":[97],"are":[98],"presented":[99],"validate":[101],"efficiency":[103],"and":[108],"analytical":[110],"results.":[111]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}