{"id":"https://openalex.org/W2113164196","doi":"https://doi.org/10.1109/isit.2008.4595453","title":"Performance improvement of transmit beamforming MISO system using optimum codebook indexing over feedback error channel","display_name":"Performance improvement of transmit beamforming MISO system using optimum codebook indexing over feedback error channel","publication_year":2008,"publication_date":"2008-07-01","ids":{"openalex":"https://openalex.org/W2113164196","doi":"https://doi.org/10.1109/isit.2008.4595453","mag":"2113164196"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2008.4595453","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2008.4595453","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Symposium on Information Theory","raw_type":"proceedings-article"},"type":"conference-paper","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/A5100424010","display_name":"Jinhee Lee","orcid":"https://orcid.org/0000-0001-7172-0409"},"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":"Jinhee Lee","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea","Sch. of Electr. Eng., Korea Univ., Seoul"],"raw_orcid":null,"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","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087836855","display_name":"Young\u2010Chai Ko","orcid":"https://orcid.org/0000-0003-1043-9028"},"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":"Young-Chai Ko","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Seoul, South Korea","Sch. of Electr. Eng., Korea Univ., Seoul"],"raw_orcid":null,"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","institution_ids":["https://openalex.org/I197347611"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I197347611"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2558","last_page":"2562"},"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9990000128746033,"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":0.9990000128746033,"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/codebook","display_name":"Codebook","score":0.9790319800376892},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.8421540260314941},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.7338998317718506},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7007166147232056},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.6590872406959534},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.6255866289138794},{"id":"https://openalex.org/keywords/diversity-gain","display_name":"Diversity gain","score":0.5998947024345398},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5851793885231018},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5235549807548523},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.4828801453113556},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.43937310576438904},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.40637898445129395},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3790816068649292},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.332394003868103},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.29215729236602783},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16711920499801636},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.12917718291282654}],"concepts":[{"id":"https://openalex.org/C127759330","wikidata":"https://www.wikidata.org/wiki/Q637416","display_name":"Codebook","level":2,"score":0.9790319800376892},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.8421540260314941},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.7338998317718506},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7007166147232056},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.6590872406959534},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.6255866289138794},{"id":"https://openalex.org/C164785522","wikidata":"https://www.wikidata.org/wiki/Q5283966","display_name":"Diversity gain","level":4,"score":0.5998947024345398},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5851793885231018},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5235549807548523},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4828801453113556},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.43937310576438904},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.40637898445129395},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3790816068649292},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.332394003868103},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.29215729236602783},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16711920499801636},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.12917718291282654},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isit.2008.4595453","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2008.4595453","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Symposium on Information Theory","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1528854959","https://openalex.org/W1974598214","https://openalex.org/W2074863717","https://openalex.org/W2109214279","https://openalex.org/W2112277368","https://openalex.org/W2115543075","https://openalex.org/W2126682365","https://openalex.org/W2130256523","https://openalex.org/W2130521103","https://openalex.org/W2141817013","https://openalex.org/W2145743290","https://openalex.org/W6681175548"],"related_works":["https://openalex.org/W2392575683","https://openalex.org/W2123156148","https://openalex.org/W2014264654","https://openalex.org/W3118484777","https://openalex.org/W4214571564","https://openalex.org/W2120807897","https://openalex.org/W2137628250","https://openalex.org/W2602252168","https://openalex.org/W2130715019","https://openalex.org/W2108756703"],"abstract_inverted_index":{"Transmit":[0],"beamforming":[1,60,87,110],"is":[2,12,38,55,62],"simple":[3],"method":[4],"to":[5,24,67,89,128],"achieve":[6,25],"the":[7,21,48,59,65,69,77,82,85,90,106,114,130,159],"full":[8],"diversity":[9],"gain":[10,27],"that":[11,142],"available":[13],"in":[14,153],"multiple":[15],"antenna":[16],"(MIMO)":[17],"wireless":[18],"systems.":[19],"Unfortunately,":[20],"prior":[22],"condition":[23],"this":[26,93,119,133],"requires":[28],"perfect":[29],"channel":[30],"knowledge":[31],"at":[32,74],"both":[33],"transmitter":[34],"and":[35,76],"receiver,":[36,75],"which":[37],"impractical":[39],"on":[40],"account":[41],"of":[42,84,99,132,155],"limited":[43],"feedback":[44,53,115,161],"link.":[45],"Therefore,":[46],"for":[47,105],"practical":[49],"system,":[50],"codebook":[51,66,107,125,145],"based":[52,108],"scheme":[54,127,147],"often":[56],"employed,":[57],"where":[58],"vector":[61,88],"selected":[63,137],"from":[64],"maximize":[68],"output":[70],"signal-to-noise":[71],"ratio":[72],"(SNR)":[73],"receiver":[78],"only":[79],"sends":[80],"back":[81],"index":[83],"best":[86],"transmitter.":[91],"In":[92],"paper":[94],"we":[95,122,140],"derive":[96],"analytical":[97,120],"expression":[98],"average":[100,156],"bit":[101],"error":[102,116,162],"rate":[103],"(BER)":[104],"transmit":[109],"MISO":[111],"system":[112],"over":[113,158],"channel.":[117,163],"Using":[118],"result,":[121],"present":[123],"optimum":[124],"indexing":[126,146],"improve":[129],"performance":[131,151],"system.":[134],"From":[135],"some":[136],"numerical":[138],"examples":[139],"show":[141],"our":[143],"proposed":[144],"can":[148],"provide":[149],"nonnegligible":[150],"improvements":[152],"terms":[154],"BER":[157],"severe":[160]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
