{"id":"https://openalex.org/W2120097638","doi":"https://doi.org/10.1109/icc.2005.1494689","title":"Precoder design based on correlation matrices for MIMO systems","display_name":"Precoder design based on correlation matrices for MIMO systems","publication_year":2005,"publication_date":"2005-08-16","ids":{"openalex":"https://openalex.org/W2120097638","doi":"https://doi.org/10.1109/icc.2005.1494689","mag":"2120097638"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2005.1494689","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2005.1494689","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE International Conference on Communications, 2005. ICC 2005. 2005","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/A5072044063","display_name":"Hamid Reza Bahrami","orcid":"https://orcid.org/0000-0001-9682-0860"},"institutions":[{"id":"https://openalex.org/I5023651","display_name":"McGill University","ror":"https://ror.org/01pxwe438","country_code":"CA","type":"education","lineage":["https://openalex.org/I5023651"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"H.R. Bahrami","raw_affiliation_strings":["Department of ECE, McGill University, Monteeal, QUE, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of ECE, McGill University, Monteeal, QUE, Canada","institution_ids":["https://openalex.org/I5023651"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026464766","display_name":"Tho Le\u2010Ngoc","orcid":"https://orcid.org/0000-0002-9308-8894"},"institutions":[{"id":"https://openalex.org/I5023651","display_name":"McGill University","ror":"https://ror.org/01pxwe438","country_code":"CA","type":"education","lineage":["https://openalex.org/I5023651"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Tho Le-Ngoc","raw_affiliation_strings":["Department of ECE, McGill University, Monteeal, QUE, Canada","[Department of ECE, McGill University, Montreal, QUE, Canada]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of ECE, McGill University, Monteeal, QUE, Canada","institution_ids":["https://openalex.org/I5023651"]},{"raw_affiliation_string":"[Department of ECE, McGill University, Montreal, QUE, Canada]","institution_ids":["https://openalex.org/I5023651"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011004371","display_name":"Ali Motie Nasrabadi","orcid":"https://orcid.org/0000-0002-3702-8547"},"institutions":[{"id":"https://openalex.org/I23946033","display_name":"University of Tehran","ror":"https://ror.org/05vf56z40","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"A.M. Nasri Nasrabadi","raw_affiliation_strings":["Department of ECE, University of Tehran, Tehran, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of ECE, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103551105","display_name":"S.H. Jamali","orcid":"https://orcid.org/0009-0004-1579-5747"},"institutions":[{"id":"https://openalex.org/I23946033","display_name":"University of Tehran","ror":"https://ror.org/05vf56z40","country_code":"IR","type":"education","lineage":["https://openalex.org/I23946033"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"S.H. Jamali","raw_affiliation_strings":["Department of ECE, University of Tehran, Tehran, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of ECE, University of Tehran, Tehran, Iran","institution_ids":["https://openalex.org/I23946033"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.4537,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.83496835,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"3","issue":null,"first_page":"2001","last_page":"2005"},"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":0.9997000098228455,"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":0.9993000030517578,"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/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.7375583648681641},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7019030451774597},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.6247888803482056},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.5697119235992432},{"id":"https://openalex.org/keywords/pairwise-error-probability","display_name":"Pairwise error probability","score":0.5682791471481323},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5646297931671143},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5560259819030762},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.5209245085716248},{"id":"https://openalex.org/keywords/pairwise-comparison","display_name":"Pairwise comparison","score":0.5141430497169495},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.4784936308860779},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.44371598958969116},{"id":"https://openalex.org/keywords/rank","display_name":"Rank (graph theory)","score":0.42408448457717896},{"id":"https://openalex.org/keywords/spatial-correlation","display_name":"Spatial correlation","score":0.42335444688796997},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4185448884963989},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4106614291667938},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.40796416997909546},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3947032690048218},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3858001232147217},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2924423813819885},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.23673933744430542},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1896018087863922},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.08567696809768677}],"concepts":[{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.7375583648681641},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7019030451774597},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.6247888803482056},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.5697119235992432},{"id":"https://openalex.org/C2780839233","wikidata":"https://www.wikidata.org/wiki/Q16000284","display_name":"Pairwise error probability","level":4,"score":0.5682791471481323},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5646297931671143},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5560259819030762},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.5209245085716248},{"id":"https://openalex.org/C184898388","wikidata":"https://www.wikidata.org/wiki/Q1435712","display_name":"Pairwise comparison","level":2,"score":0.5141430497169495},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.4784936308860779},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.44371598958969116},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.42408448457717896},{"id":"https://openalex.org/C150060386","wikidata":"https://www.wikidata.org/wiki/Q7574054","display_name":"Spatial correlation","level":2,"score":0.42335444688796997},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4185448884963989},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4106614291667938},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.40796416997909546},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3947032690048218},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3858001232147217},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2924423813819885},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.23673933744430542},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1896018087863922},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.08567696809768677},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"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/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.0},{"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc.2005.1494689","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2005.1494689","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE International Conference on Communications, 2005. ICC 2005. 2005","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","score":0.8100000023841858,"display_name":"Clean water and sanitation"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W391578156","https://openalex.org/W1672566513","https://openalex.org/W2016511349","https://openalex.org/W2026129416","https://openalex.org/W2099111195","https://openalex.org/W2100103239","https://openalex.org/W2107080958","https://openalex.org/W2120350343","https://openalex.org/W2127920014","https://openalex.org/W2142527482","https://openalex.org/W2147329751","https://openalex.org/W2148089951","https://openalex.org/W2164779110","https://openalex.org/W2296319761","https://openalex.org/W2610857016","https://openalex.org/W4250589301","https://openalex.org/W4293005804","https://openalex.org/W4362230038","https://openalex.org/W6637345017"],"related_works":["https://openalex.org/W2354544259","https://openalex.org/W2402142910","https://openalex.org/W2794256844","https://openalex.org/W1987100367","https://openalex.org/W2767088567","https://openalex.org/W2740968261","https://openalex.org/W2151070970","https://openalex.org/W2007882453","https://openalex.org/W2055298134","https://openalex.org/W2393099245"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,122],"precoder":[4,68],"design":[5],"based":[6],"only":[7],"on":[8],"the":[9,14,21,65,76,81,85,89,92,95,102,108],"correlation":[10,97,115,138],"matrices":[11,116],"to":[12,64],"avoid":[13],"need":[15],"of":[16,94,110],"perfect":[17],"channel":[18,51],"knowledge":[19],"at":[20],"transmitter":[22],"and":[23,47,58,113,117],"receiver":[24],"in":[25,74],"practical":[26],"MIMO":[27],"systems.":[28],"The":[29,53],"structures":[30],"for":[31,37,80],"optimal":[32,77],"linear":[33,78],"precoders":[34],"are":[35,84],"derived":[36],"three":[38,82],"criteria:":[39],"minimum":[40,44,54,59],"pairwise":[41,55],"error":[42,56],"probability,":[43],"mean":[45,60],"squared-error,":[46],"maximum":[48],"ergodic":[49],"(mean)":[50],"capacity.":[52],"probability":[57],"squared-error":[61],"criteria":[62,83],"lead":[63],"same":[66],"optimum":[67],"structure.":[69],"It":[70],"is":[71,104],"shown":[72],"that,":[73],"general,":[75],"transformations":[79],"eigen-beamformers":[86],"that":[87],"transmit":[88,96,112,137],"signal":[90],"along":[91],"eigenvectors":[93],"matrix.":[98],"Power":[99],"loading":[100],"across":[101],"eigen-beams":[103],"determined":[105],"by":[106],"considering":[107],"eigenvalues":[109],"both":[111],"receive":[114],"can":[118],"be":[119],"viewed":[120],"as":[121],"water-pouring":[123],"policy.":[124],"Simulation":[125],"results":[126],"show":[127],"noticeable":[128],"performance":[129],"improvement":[130],"over":[131],"conventional":[132],"systems,":[133],"particularly":[134],"when":[135],"their":[136],"matrix":[139],"has":[140],"low":[141],"rank.":[142]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
