{"id":"https://openalex.org/W2293257923","doi":"https://doi.org/10.1109/lcomm.2016.2517655","title":"Efficient Codebook Design for Co-Operative MIMO Systems With Decode-and-Forward Relay","display_name":"Efficient Codebook Design for Co-Operative MIMO Systems With Decode-and-Forward Relay","publication_year":2016,"publication_date":"2016-01-13","ids":{"openalex":"https://openalex.org/W2293257923","doi":"https://doi.org/10.1109/lcomm.2016.2517655","mag":"2293257923"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2016.2517655","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2016.2517655","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","raw_type":"journal-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/A5030767009","display_name":"Tae-Kyoung Kim","orcid":"https://orcid.org/0000-0002-9629-7413"},"institutions":[{"id":"https://openalex.org/I123900574","display_name":"Pohang University of Science and Technology","ror":"https://ror.org/04xysgw12","country_code":"KR","type":"education","lineage":["https://openalex.org/I123900574"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Tae-Kyoung Kim","raw_affiliation_strings":["Department of Electronic and Electrical Engineering, Pohang University of Science and Technology, Pohang, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Electrical Engineering, Pohang University of Science and Technology, Pohang, Korea","institution_ids":["https://openalex.org/I123900574"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101440548","display_name":"Wonseok Choi","orcid":"https://orcid.org/0000-0002-7239-1237"},"institutions":[{"id":"https://openalex.org/I123900574","display_name":"Pohang University of Science and Technology","ror":"https://ror.org/04xysgw12","country_code":"KR","type":"education","lineage":["https://openalex.org/I123900574"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Wonseok Choi","raw_affiliation_strings":["Department of Electronic and Electrical Engineering, Pohang University of Science and Technology, Pohang, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Electrical Engineering, Pohang University of Science and Technology, Pohang, Korea","institution_ids":["https://openalex.org/I123900574"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048791045","display_name":"Gi-Hong Im","orcid":null},"institutions":[{"id":"https://openalex.org/I123900574","display_name":"Pohang University of Science and Technology","ror":"https://ror.org/04xysgw12","country_code":"KR","type":"education","lineage":["https://openalex.org/I123900574"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Gi-Hong Im","raw_affiliation_strings":["Department of Electronic and Electrical Engineering, Pohang University of Science and Technology, Pohang, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Electrical Engineering, Pohang University of Science and Technology, Pohang, Korea","institution_ids":["https://openalex.org/I123900574"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2954,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.61972314,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"20","issue":"3","first_page":"598","last_page":"601"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994999766349792,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9988999962806702,"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/codebook","display_name":"Codebook","score":0.9334332942962646},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6798650622367859},{"id":"https://openalex.org/keywords/pairwise-error-probability","display_name":"Pairwise error probability","score":0.6441417932510376},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6123517751693726},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6087146997451782},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.5582627654075623},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.5551671981811523},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5370399355888367},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.5297772884368896},{"id":"https://openalex.org/keywords/vector-quantization","display_name":"Vector quantization","score":0.5019476413726807},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.48199644684791565},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.4558478891849518},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.42429226636886597},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.41938668489456177},{"id":"https://openalex.org/keywords/diversity-gain","display_name":"Diversity gain","score":0.4193725287914276},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.4168068468570709},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3262362480163574},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.32029229402542114},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.31996122002601624},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2499505877494812},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.22402790188789368},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2190045714378357},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.10506618022918701}],"concepts":[{"id":"https://openalex.org/C127759330","wikidata":"https://www.wikidata.org/wiki/Q637416","display_name":"Codebook","level":2,"score":0.9334332942962646},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6798650622367859},{"id":"https://openalex.org/C2780839233","wikidata":"https://www.wikidata.org/wiki/Q16000284","display_name":"Pairwise error probability","level":4,"score":0.6441417932510376},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6123517751693726},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6087146997451782},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.5582627654075623},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.5551671981811523},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5370399355888367},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.5297772884368896},{"id":"https://openalex.org/C199833920","wikidata":"https://www.wikidata.org/wiki/Q612536","display_name":"Vector quantization","level":2,"score":0.5019476413726807},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.48199644684791565},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.4558478891849518},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.42429226636886597},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.41938668489456177},{"id":"https://openalex.org/C164785522","wikidata":"https://www.wikidata.org/wiki/Q5283966","display_name":"Diversity gain","level":4,"score":0.4193725287914276},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.4168068468570709},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3262362480163574},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.32029229402542114},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.31996122002601624},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2499505877494812},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.22402790188789368},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2190045714378357},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.10506618022918701},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"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/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2016.2517655","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2016.2517655","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5936900555","display_name":null,"funder_award_id":"NRF-2014R1A2A2A05005127","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2058163180","https://openalex.org/W2071572549","https://openalex.org/W2116001115","https://openalex.org/W2116794053","https://openalex.org/W2125556459","https://openalex.org/W2133149827","https://openalex.org/W2133475491","https://openalex.org/W2134383396","https://openalex.org/W2140940105","https://openalex.org/W2150593711","https://openalex.org/W2164052587","https://openalex.org/W2165308503"],"related_works":["https://openalex.org/W2123156148","https://openalex.org/W2109733478","https://openalex.org/W2148772884","https://openalex.org/W2017514583","https://openalex.org/W2100120615","https://openalex.org/W2352648934","https://openalex.org/W1929869830","https://openalex.org/W2017401491","https://openalex.org/W2387054321","https://openalex.org/W2012827167"],"abstract_inverted_index":{"We":[0],"present":[1],"an":[2],"efficient":[3],"codebook":[4],"for":[5],"co-operative":[6],"multiple-input":[7],"multiple-output":[8],"systems":[9],"that":[10],"use":[11,83],"decode-and-forward":[12],"relay.":[13],"To":[14,39,78],"achieve":[15,40],"full":[16],"diversity":[17],"gain,":[18],"the":[19,25,37,57,61,71,90,94,103,106,110,114,117,121],"channel":[20,62],"state":[21],"information":[22],"(CSI)":[23],"of":[24,60,73,93,105],"source-to-relay":[26],"link":[27],"should":[28],"be":[29],"quantized":[30,111],"and":[31,46,86,109],"forwarded":[32],"with":[33],"low":[34],"overhead":[35],"to":[36,88],"destination.":[38],"this":[41,80],"requirement,":[42],"we":[43,82],"investigate":[44],"explicit":[45,52],"implicit":[47],"vector":[48,53],"quantization":[49,54],"techniques.":[50],"The":[51,98],"technique":[55],"exploits":[56],"reduced":[58],"dimensionality":[59],"Gram":[63],"matrix,":[64],"but":[65],"has":[66],"weak":[67],"feed-forward":[68,74],"efficiency":[69],"when":[70],"number":[72],"bits":[75],"is":[76],"small.":[77],"improve":[79],"efficiency,":[81],"Jensen's":[84],"inequality":[85],"eigen-decomposition":[87],"exploit":[89],"upper":[91],"bound":[92],"pairwise":[95],"error":[96],"probability.":[97],"proposed":[99,115],"design":[100],"criterion":[101],"mitigates":[102],"eigen-spreads":[104],"exact":[107],"CSI":[108],"CSI.":[112],"With":[113],"quantization,":[116],"bit-error-rate":[118],"(BER)":[119],"approaches":[120],"lower-bound":[122],"within":[123],"1.3-dB":[124],"at":[125],"$\\text{BER}":[126],"={10^{-5}}$":[127],"by":[128],"using":[129],"0-bit":[130],"feed-forward.":[131]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
