{"id":"https://openalex.org/W2130675718","doi":"https://doi.org/10.1109/icc.2010.5502296","title":"Near Optimal Linear Precoder for Multiuser MIMO for Discrete Alphabets","display_name":"Near Optimal Linear Precoder for Multiuser MIMO for Discrete Alphabets","publication_year":2010,"publication_date":"2010-05-01","ids":{"openalex":"https://openalex.org/W2130675718","doi":"https://doi.org/10.1109/icc.2010.5502296","mag":"2130675718"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2010.5502296","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2010.5502296","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE International Conference on Communications","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/A5015403028","display_name":"Rizwan Ghaffar","orcid":null},"institutions":[{"id":"https://openalex.org/I1902872","display_name":"EURECOM","ror":"https://ror.org/00sse7z02","country_code":"FR","type":"education","lineage":["https://openalex.org/I1902872","https://openalex.org/I205703379"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"R. Ghaffar","raw_affiliation_strings":["Eurecom Institute, Sophia-Antipolis, France","EURECOM Sophia Antipolis, France#TAB#"],"affiliations":[{"raw_affiliation_string":"Eurecom Institute, Sophia-Antipolis, France","institution_ids":["https://openalex.org/I1902872"]},{"raw_affiliation_string":"EURECOM Sophia Antipolis, France#TAB#","institution_ids":["https://openalex.org/I1902872"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006213949","display_name":"Raymond Knopp","orcid":"https://orcid.org/0000-0002-6133-5651"},"institutions":[{"id":"https://openalex.org/I1902872","display_name":"EURECOM","ror":"https://ror.org/00sse7z02","country_code":"FR","type":"education","lineage":["https://openalex.org/I1902872","https://openalex.org/I205703379"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"R. Knopp","raw_affiliation_strings":["Eurecom Institute, Sophia-Antipolis, France","EURECOM Sophia Antipolis, France#TAB#"],"affiliations":[{"raw_affiliation_string":"Eurecom Institute, Sophia-Antipolis, France","institution_ids":["https://openalex.org/I1902872"]},{"raw_affiliation_string":"EURECOM Sophia Antipolis, France#TAB#","institution_ids":["https://openalex.org/I1902872"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5015403028"],"corresponding_institution_ids":["https://openalex.org/I1902872"],"apc_list":null,"apc_paid":null,"fwci":1.1764,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.81949133,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"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":0.9998999834060669,"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":0.9998999834060669,"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":0.9991000294685364,"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":0.9980999827384949,"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/precoding","display_name":"Precoding","score":0.8100469708442688},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7472904920578003},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.670236349105835},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6243149638175964},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.5104855298995972},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.4696255028247833},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.4346389174461365},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3929181396961212},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19823628664016724},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.09512117505073547},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.08590304851531982}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8100469708442688},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7472904920578003},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.670236349105835},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6243149638175964},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.5104855298995972},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.4696255028247833},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4346389174461365},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3929181396961212},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19823628664016724},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.09512117505073547},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.08590304851531982},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icc.2010.5502296","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2010.5502296","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE International Conference on Communications","raw_type":"proceedings-article"},{"id":"pmh:oai:fr.eurecom:3118","is_oa":false,"landing_page_url":"http://www.eurecom.fr/publication/3118","pdf_url":null,"source":{"id":"https://openalex.org/S4377196942","display_name":"Graduate School and Research Center in Digital Science (EURECOM)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1902872","host_organization_name":"EURECOM","host_organization_lineage":["https://openalex.org/I1902872"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ICC 2010, IEEE International Conference on Communications, 23-27 May, 2010, Cape Town, South Africa 
\\n","raw_type":"Conference"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5600000023841858,"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W2098126478","https://openalex.org/W2122989348","https://openalex.org/W2130509920","https://openalex.org/W2132881059","https://openalex.org/W2138208223","https://openalex.org/W2151653577","https://openalex.org/W2151795416","https://openalex.org/W2153669022","https://openalex.org/W2164536085","https://openalex.org/W2167455364","https://openalex.org/W2168292486"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","https://openalex.org/W2489379490","https://openalex.org/W1973158664","https://openalex.org/W1731022149","https://openalex.org/W1996933839","https://openalex.org/W2000226056","https://openalex.org/W4386858283","https://openalex.org/W3190864439","https://openalex.org/W3141240674"],"abstract_inverted_index":{"In":[0],"this":[1,98,140,164],"paper":[2,99],"we":[3,71,94],"look":[4],"at":[5,124,134],"the":[6,16,23,29,33,38,48,55,83,115,127,135,143,156,161,167,176],"effect":[7],"of":[8,18,25,35,57,75,85,129,163,175],"discrete":[9,44,66],"constellation":[10],"alphabets":[11,39],"on":[12,104,155],"linear":[13,61,80],"precoding":[14,36,101],"for":[15,88],"downlink":[17],"multiuser":[19],"(MU)":[20],"MIMO":[21,87],"in":[22,32,97,166],"context":[24],"LTE.":[26],"We":[27,52],"underline":[28],"fundamental":[30],"difference":[31],"approach":[34],"if":[37],"are":[40],"assumed":[41],"to":[42],"be":[43],"constellations":[45],"rather":[46],"than":[47],"idealized":[49],"Gaussian":[50],"assumption.":[51],"show":[53],"that":[54],"problem":[56],"finding":[58,76],"global":[59],"optimal":[60,79],"precoder":[62],"taking":[63],"into":[64],"account":[65],"inputs":[67],"is":[68],"non-convex":[69],"and":[70,126],"propose":[72,96],"a":[73,77,100,150],"method":[74],"near":[78],"precoder.":[81],"Underlining":[82],"viability":[84],"MU":[86,132],"future":[89],"wireless":[90],"communications":[91],"as":[92],"LTE,":[93],"further":[95],"strategy":[102,119,141,178],"based":[103],"low":[105,130],"resolution":[106],"LTE":[107],"precoders":[108],"which":[109],"necessitate":[110],"2":[111],"bits":[112],"feedback":[113],"from":[114],"users.":[116,136],"The":[117],"proposed":[118,177],"encompasses":[120],"geometrical":[121],"interference":[122,144,165],"alignment":[123],"eNodeB":[125],"use":[128],"complexity":[131],"detectors":[133],"On":[137],"one":[138],"hand,":[139,158],"relegates":[142],"seen":[145],"by":[146,149],"each":[147],"user":[148,181],"geometric":[151],"scheduling":[152],"algorithm":[153],"while":[154],"other":[157],"users":[159],"exploit":[160],"structure":[162],"detection":[168],"process.":[169],"Simulation":[170],"results":[171],"validate":[172],"improved":[173],"performance":[174],"over":[179],"single":[180],"schemes.":[182]},"counts_by_year":[{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}