{"id":"https://openalex.org/W2106407592","doi":"https://doi.org/10.1109/vetecf.2009.5378673","title":"An MMSE Based Block Diagonalization for Multiuser MIMO Downlink Channels with Other Cell Interference","display_name":"An MMSE Based Block Diagonalization for Multiuser MIMO Downlink Channels with Other Cell Interference","publication_year":2009,"publication_date":"2009-09-01","ids":{"openalex":"https://openalex.org/W2106407592","doi":"https://doi.org/10.1109/vetecf.2009.5378673","mag":"2106407592"},"language":"en","primary_location":{"id":"doi:10.1109/vetecf.2009.5378673","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecf.2009.5378673","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 70th Vehicular Technology Conference Fall","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/A5109871732","display_name":"Hakjea Sung","orcid":null},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Hakjea Sung","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea","Sch. of Electr. Eng., Korea Univ., Seoul, South Korea#TAB#"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]},{"raw_affiliation_string":"Sch. of Electr. Eng., Korea Univ., Seoul, South Korea#TAB#","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010343793","display_name":"Kyoung\u2010Jae Lee","orcid":"https://orcid.org/0000-0001-9579-6600"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Kyoung-Jae Lee","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea","Sch. of Electr. Eng., Korea Univ., Seoul, South Korea#TAB#"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]},{"raw_affiliation_string":"Sch. of Electr. Eng., Korea Univ., Seoul, South Korea#TAB#","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100697614","display_name":"Inkyu Lee","orcid":"https://orcid.org/0000-0003-3701-4433"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Inkyu Lee","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea","Sch. of Electr. Eng., Korea Univ., Seoul, South Korea#TAB#"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]},{"raw_affiliation_string":"Sch. of Electr. Eng., Korea Univ., Seoul, South Korea#TAB#","institution_ids":["https://openalex.org/I197347611"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5109871732"],"corresponding_institution_ids":["https://openalex.org/I197347611"],"apc_list":null,"apc_paid":null,"fwci":1.2193,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.81151601,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"14","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":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/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"}},{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","score":0.9990000128746033,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6945076584815979},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.6876756548881531},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6775636076927185},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.6750564575195312},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6072965860366821},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5413610339164734},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5203432440757751},{"id":"https://openalex.org/keywords/multiuser-detection","display_name":"Multiuser detection","score":0.5157073140144348},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5096681118011475},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.48079386353492737},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.4751807749271393},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.4648042917251587},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.4418392777442932},{"id":"https://openalex.org/keywords/signal-to-interference-plus-noise-ratio","display_name":"Signal-to-interference-plus-noise ratio","score":0.44047677516937256},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3184284567832947},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.26415443420410156},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.20273232460021973},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.1643364131450653},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.15719875693321228},{"id":"https://openalex.org/keywords/code-division-multiple-access","display_name":"Code division multiple access","score":0.15001019835472107},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.12227293848991394},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.07596060633659363},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.06432583928108215}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6945076584815979},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.6876756548881531},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6775636076927185},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.6750564575195312},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6072965860366821},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5413610339164734},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5203432440757751},{"id":"https://openalex.org/C2777104032","wikidata":"https://www.wikidata.org/wiki/Q16324514","display_name":"Multiuser detection","level":3,"score":0.5157073140144348},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5096681118011475},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.48079386353492737},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.4751807749271393},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.4648042917251587},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4418392777442932},{"id":"https://openalex.org/C98824394","wikidata":"https://www.wikidata.org/wiki/Q4035626","display_name":"Signal-to-interference-plus-noise ratio","level":3,"score":0.44047677516937256},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3184284567832947},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.26415443420410156},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.20273232460021973},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.1643364131450653},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.15719875693321228},{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.15001019835472107},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.12227293848991394},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.07596060633659363},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06432583928108215},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","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},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/vetecf.2009.5378673","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecf.2009.5378673","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 70th Vehicular Technology Conference Fall","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.486.6168","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.486.6168","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://wireless.korea.ac.kr/main/publications/documents/an mmse based block diagonalization for multiuser mimo downlink channels with other cell interference.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W2098126478","https://openalex.org/W2101790209","https://openalex.org/W2110572632","https://openalex.org/W2123088308","https://openalex.org/W2133107645","https://openalex.org/W2144228966","https://openalex.org/W2148570881","https://openalex.org/W2164536085","https://openalex.org/W2261922021","https://openalex.org/W3017186630","https://openalex.org/W6692844552"],"related_works":["https://openalex.org/W2103590590","https://openalex.org/W2010226434","https://openalex.org/W2990527080","https://openalex.org/W2354747259","https://openalex.org/W2270625065","https://openalex.org/W1021309686","https://openalex.org/W4206080141","https://openalex.org/W1968297990","https://openalex.org/W2738062192","https://openalex.org/W2107173662"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"develop":[4],"a":[5,70,91],"minimum":[6],"mean-squared":[7],"error":[8],"(MMSE)":[9],"based":[10,42,85,109,132],"block":[11],"diagonalization":[12],"(BD)":[13],"algorithm":[14,122],"for":[15,134],"multiuser":[16,43],"multi-input":[17],"multi-output":[18],"(MIMO)":[19],"broadcast":[20],"systems":[21],"where":[22],"each":[23,102],"user":[24],"has":[25],"more":[26],"than":[27,126],"one":[28],"antenna":[29],"in":[30],"the":[31,39,50,61,67,73,93,97,115,120,129],"presence":[32],"of":[33,72,119,128],"other":[34],"cell":[35],"interference":[36,58,82],"(OCI).":[37],"Unlike":[38],"conventional":[40,107,130],"BD":[41,108,131],"MIMO":[44],"transmission":[45],"schemes":[46],"which":[47],"suffer":[48],"from":[49],"noise":[51,76],"enhancement":[52],"problem":[53],"as":[54],"eliminating":[55],"all":[56],"multi-user":[57],"(MUI)":[59],"completely,":[60],"proposed":[62,94,121],"scheme":[63,95],"attempts":[64],"to":[65,106],"suppress":[66],"MUI":[68],"with":[69],"consideration":[71],"OCI":[74,136],"plus":[75],"and":[77],"employs":[78],"an":[79,87],"additional":[80],"residual":[81],"suppression":[83],"process":[84],"on":[86],"MMSE":[88],"criterion.":[89],"As":[90],"result,":[92],"improves":[96],"signal-to-interference-plus-noise":[98],"ratio":[99],"(SINR)":[100],"at":[101],"user's":[103],"receiver":[104],"compared":[105],"schemes.":[110],"Simulation":[111],"results":[112],"demonstrate":[113],"that":[114,127],"sum":[116],"rate":[117],"performance":[118],"is":[123],"always":[124],"better":[125],"algorithms":[133],"various":[135],"configurations.":[137]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}