{"id":"https://openalex.org/W2047417570","doi":"https://doi.org/10.1155/2009/104950","title":"Limited Feedback Multiuser MIMO Techniques for Time-Correlated Channels","display_name":"Limited Feedback Multiuser MIMO Techniques for Time-Correlated Channels","publication_year":2009,"publication_date":"2009-09-02","ids":{"openalex":"https://openalex.org/W2047417570","doi":"https://doi.org/10.1155/2009/104950","mag":"2047417570"},"language":"en","primary_location":{"id":"doi:10.1155/2009/104950","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2009/104950","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2009/104950","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2009/104950","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5113696681","display_name":"Eduardo Zacarias B.","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Eduardo Zacar\u00edas B","raw_affiliation_strings":["Department of Signal Processing and Acoustics, Helsinki University of Technology, P.O. Box 3000, 02015, Helsinki, Finland","Department of Signal Processing and Acoustics, Helsinki University of Technology, Helsinki, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Signal Processing and Acoustics, Helsinki University of Technology, P.O. Box 3000, 02015, Helsinki, Finland","institution_ids":[]},{"raw_affiliation_string":"Department of Signal Processing and Acoustics, Helsinki University of Technology, Helsinki, Finland","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059938646","display_name":"Stefan Werner","orcid":"https://orcid.org/0000-0003-0148-4724"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Stefan Werner","raw_affiliation_strings":["Department of Signal Processing and Acoustics, Helsinki University of Technology, P.O. Box 3000, 02015, Helsinki, Finland","Department of Signal Processing and Acoustics, Helsinki University of Technology, Helsinki, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Signal Processing and Acoustics, Helsinki University of Technology, P.O. Box 3000, 02015, Helsinki, Finland","institution_ids":[]},{"raw_affiliation_string":"Department of Signal Processing and Acoustics, Helsinki University of Technology, Helsinki, Finland","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036110624","display_name":"Risto Wichman","orcid":"https://orcid.org/0000-0002-5261-5037"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Risto Wichman","raw_affiliation_strings":["Department of Signal Processing and Acoustics, Helsinki University of Technology, P.O. Box 3000, 02015, Helsinki, Finland","Department of Signal Processing and Acoustics, Helsinki University of Technology, Helsinki, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Signal Processing and Acoustics, Helsinki University of Technology, P.O. Box 3000, 02015, Helsinki, Finland","institution_ids":[]},{"raw_affiliation_string":"Department of Signal Processing and Acoustics, Helsinki University of Technology, Helsinki, Finland","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5113696681"],"corresponding_institution_ids":[],"apc_list":{"value":1140,"currency":"GBP","value_usd":1398},"apc_paid":{"value":1140,"currency":"GBP","value_usd":1398},"fwci":0.6109,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.71328929,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"2009","issue":"1","first_page":null,"last_page":null},"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":0.9998999834060669,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9997000098228455,"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/computer-science","display_name":"Computer science","score":0.7925233840942383},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6893789172172546},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.6842567920684814},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5932650566101074},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5898589491844177},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.5130821466445923},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.4756814241409302},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3993629813194275},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3532198965549469},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3314802050590515},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3201214373111725},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.21023645997047424},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08656108379364014}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7925233840942383},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6893789172172546},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.6842567920684814},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5932650566101074},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5898589491844177},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.5130821466445923},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.4756814241409302},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3993629813194275},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3532198965549469},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3314802050590515},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3201214373111725},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.21023645997047424},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08656108379364014},{"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/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1155/2009/104950","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2009/104950","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2009/104950","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},{"id":"pmh:oai:aaltodoc.aalto.fi:123456789/28138","is_oa":true,"landing_page_url":"https://research.aalto.fi/en/publications/2a0397e1-9dde-4763-a752-d2c04654868b","pdf_url":null,"source":{"id":"https://openalex.org/S4306401662","display_name":"Aaltodoc (Aalto University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9927081","host_organization_name":"Aalto University","host_organization_lineage":["https://openalex.org/I9927081"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"publishedVersion"}],"best_oa_location":{"id":"doi:10.1155/2009/104950","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2009/104950","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2009/104950","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2047417570.pdf","grobid_xml":"https://content.openalex.org/works/W2047417570.grobid-xml"},"referenced_works_count":32,"referenced_works":["https://openalex.org/W1593837217","https://openalex.org/W1968231547","https://openalex.org/W2023675349","https://openalex.org/W2033860388","https://openalex.org/W2069232849","https://openalex.org/W2074863717","https://openalex.org/W2080516498","https://openalex.org/W2081244634","https://openalex.org/W2098126478","https://openalex.org/W2100205678","https://openalex.org/W2101224330","https://openalex.org/W2104427092","https://openalex.org/W2104578446","https://openalex.org/W2106517049","https://openalex.org/W2107062901","https://openalex.org/W2114064727","https://openalex.org/W2119050990","https://openalex.org/W2119188048","https://openalex.org/W2131247935","https://openalex.org/W2135766253","https://openalex.org/W2142591210","https://openalex.org/W2145623553","https://openalex.org/W2150004269","https://openalex.org/W2154148722","https://openalex.org/W2156239240","https://openalex.org/W2159321873","https://openalex.org/W2161094289","https://openalex.org/W2161515500","https://openalex.org/W2165057757","https://openalex.org/W2167496759","https://openalex.org/W2169214803","https://openalex.org/W4236273810"],"related_works":["https://openalex.org/W2059045613","https://openalex.org/W4250215096","https://openalex.org/W2119209917","https://openalex.org/W884630482","https://openalex.org/W2145047504","https://openalex.org/W2147127144","https://openalex.org/W2159179523","https://openalex.org/W2344350961","https://openalex.org/W2950791861","https://openalex.org/W2025723618"],"abstract_inverted_index":{"This":[0],"work":[1],"presents":[2],"limited":[3],"feedback":[4,20,81],"schemes":[5],"for":[6,45],"closed-loop":[7],"multiple-input":[8],"multiple-output":[9],"systems":[10],"using":[11],"frequency":[12],"division":[13],"duplex.":[14],"The":[15],"proposed":[16,86,110],"methods":[17,43],"employ":[18],"compact":[19],"messages":[21],"in":[22,65,97,123],"order":[23,66,124],"to":[24,35,40,59,67,102,125],"(a)":[25],"feed":[26],"back":[27],"and":[28,54,107],"track":[29],"a":[30,89],"complete":[31],"frequency-flat":[32],"channel":[33,47,80],"matrix,":[34],"be":[36],"used":[37],"as":[38],"input":[39],"multiuser":[41],"multiplexing":[42],"designed":[44],"full":[46,104],"side":[48],"information":[49],"(CSI)":[50],"at":[51],"the":[52,57,61,69,79,85,103,109,120,130],"transmitter,":[53],"(b)":[55],"enable":[56,126],"receiver":[58],"command":[60],"transmit":[62],"weight":[63],"adaptation,":[64],"maximize":[68],"link":[70],"reliability":[71],"under":[72,129],"strong":[73],"intercell":[74,134],"interference.":[75],"Simulations":[76],"show":[77],"that":[78,108],"accuracy":[82],"provided":[83],"by":[84],"algorithms":[87],"produces":[88],"negligible":[90],"bit":[91],"error":[92],"probability":[93],"(BEP)":[94],"performance":[95],"loss":[96],"low":[98],"mobility":[99],"scenarios":[100],"compared":[101],"CSI":[105],"performance,":[106],"interference":[111,121,135],"rejection":[112],"techniques":[113],"can":[114],"effectively":[115],"exploit":[116],"an":[117],"estimate":[118],"of":[119,133],"statistics":[122],"multiple-stream":[127],"communications":[128],"permanent":[131],"presence":[132],"signals.":[136]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-02T15:55:50.835912","created_date":"2025-10-10T00:00:00"}
