{"id":"https://openalex.org/W2055562654","doi":"https://doi.org/10.1109/lcomm.2011.111611.111834","title":"An Iterative Precoder Design for Successive Zero-Forcing Precoded Systems","display_name":"An Iterative Precoder Design for Successive Zero-Forcing Precoded Systems","publication_year":2011,"publication_date":"2011-12-03","ids":{"openalex":"https://openalex.org/W2055562654","doi":"https://doi.org/10.1109/lcomm.2011.111611.111834","mag":"2055562654"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2011.111611.111834","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310319808","https://openalex.org/P4310316002"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers","IEEE Communications Society"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"journal-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/A5008843672","display_name":"Le\u2010Nam Tran","orcid":"https://orcid.org/0000-0002-9317-9980"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]},{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["FI","SE"],"is_corresponding":true,"raw_author_name":"Le-Nam Tran","raw_affiliation_strings":["Centre for Wireless Communications, University of Oulu, FI-90014, Finland","Signal Processing Laboratory, ACCESS Linnaeus Center, KTH Royal Institute of Technology, Stockholm, Sweden"],"affiliations":[{"raw_affiliation_string":"Centre for Wireless Communications, University of Oulu, FI-90014, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"Signal Processing Laboratory, ACCESS Linnaeus Center, KTH Royal Institute of Technology, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]}],"institution_assertions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5008843672"],"corresponding_institution_ids":["https://openalex.org/I98381234","https://openalex.org/I86987016"],"apc_list":null,"apc_paid":null,"fwci":0.428,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":7,"citation_normalized_percentile":{"value":0.692529,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":82,"max":83},"biblio":{"volume":"16","issue":"1","first_page":"16","last_page":"18"},"is_retracted":false,"is_paratext":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":0.9997,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.999,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/initialization","display_name":"Initialization","score":0.7897744},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.59215814}],"concepts":[{"id":"https://openalex.org/C114466953","wikidata":"https://www.wikidata.org/wiki/Q6034165","display_name":"Initialization","level":2,"score":0.7897744},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.7646092},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6201843},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.60903853},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.59215814},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.5685195},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5143996},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4984212},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4890605},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.48415762},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.47621855},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.401507},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.38894233},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.15079379},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09951225},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.086102754},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.06940064},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.068267256},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2011.111611.111834","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310319808","https://openalex.org/P4310316002"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers","IEEE Communications Society"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[],"grants":[],"datasets":[],"versions":[],"referenced_works_count":7,"referenced_works":["https://openalex.org/W1974891392","https://openalex.org/W2030546921","https://openalex.org/W2098126478","https://openalex.org/W2123495260","https://openalex.org/W2124358875","https://openalex.org/W2131822606","https://openalex.org/W2161374719"],"related_works":["https://openalex.org/W4281688526","https://openalex.org/W3204184292","https://openalex.org/W3176564347","https://openalex.org/W3135374966","https://openalex.org/W2905893439","https://openalex.org/W2756419127","https://openalex.org/W2401571617","https://openalex.org/W2355833770","https://openalex.org/W2152088989","https://openalex.org/W1985458517"],"abstract_inverted_index":{"Successive":[0],"zero-forcing":[1],"(SZF)":[2],"is":[3,27,79,127],"a":[4,37,51,64,100,130],"precoding":[5],"technique":[6],"for":[7,25,42,48],"broadcast":[8],"channels":[9],"that":[10,94],"partially":[11],"precancels":[12],"the":[13,18,21,43,58,68,77,82,86,95,105,114,119,123],"multiuser":[14],"interference.":[15],"Due":[16],"to":[17,29,62],"residual":[19],"interference,":[20],"optimal":[22],"precoder":[23,40],"design":[24,41,97,121],"SZF":[26],"difficult":[28],"find,":[30],"and":[31],"currently":[32],"unknown.":[33],"This":[34],"letter":[35],"proposes":[36],"suboptimal":[38],"iterative":[39,96],"sum":[44,69,102],"rate":[45,103],"maximization":[46],"problem":[47],"SZF,":[49],"using":[50],"local":[52],"optimization":[53],"method.":[54,132],"In":[55],"each":[56],"iteration,":[57],"precoders":[59,87],"are":[60],"updated":[61],"maximize":[63],"first-order":[65],"approximation":[66,78],"of":[67,118],"rate,":[70],"which":[71,126],"can":[72,98],"be":[73],"easily":[74],"solved":[75],"since":[76],"concave":[80],"with":[81,88],"precoders.":[83],"By":[84],"initializing":[85],"zero":[89],"matrices,":[90],"we":[91],"analytically":[92],"prove":[93],"achieve":[99],"larger":[101],"than":[104],"block":[106],"diagonalization":[107],"(BD)":[108],"approach.":[109],"Moreover,":[110],"numerical":[111],"results":[112],"demonstrate":[113],"superior":[115],"sum-rate":[116],"performance":[117],"proposed":[120],"over":[122],"existing":[124],"scheme,":[125],"based":[128],"on":[129],"heuristic":[131]},"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2055562654","counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-01-16T03:44:29.775353","created_date":"2016-06-24"}