{"id":"https://openalex.org/W2940350679","doi":"https://doi.org/10.1109/vtcfall.2018.8690907","title":"Efficient Maximum-Likelihood Detection for the MIMO System in Hybrid Mode","display_name":"Efficient Maximum-Likelihood Detection for the MIMO System in Hybrid Mode","publication_year":2018,"publication_date":"2018-08-01","ids":{"openalex":"https://openalex.org/W2940350679","doi":"https://doi.org/10.1109/vtcfall.2018.8690907","mag":"2940350679"},"language":"en","primary_location":{"id":"doi:10.1109/vtcfall.2018.8690907","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2018.8690907","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE 88th Vehicular Technology Conference (VTC-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/A5061527706","display_name":"Ming\u2010Xian Chang","orcid":"https://orcid.org/0000-0002-9050-1962"},"institutions":[{"id":"https://openalex.org/I91807558","display_name":"National Cheng Kung University","ror":"https://ror.org/01b8kcc49","country_code":"TW","type":"education","lineage":["https://openalex.org/I91807558"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Ming-Xian Chang","raw_affiliation_strings":["Department of Electrical Engineering, National Cheng-Kung University, Taiwan"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Cheng-Kung University, Taiwan","institution_ids":["https://openalex.org/I91807558"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109247143","display_name":"Szu\u2010Lin Su","orcid":null},"institutions":[{"id":"https://openalex.org/I91807558","display_name":"National Cheng Kung University","ror":"https://ror.org/01b8kcc49","country_code":"TW","type":"education","lineage":["https://openalex.org/I91807558"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Szu-Lin Su","raw_affiliation_strings":["Department of Electrical Engineering, National Cheng-Kung University, Taiwan"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Cheng-Kung University, Taiwan","institution_ids":["https://openalex.org/I91807558"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5061527706"],"corresponding_institution_ids":["https://openalex.org/I91807558"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.18969446,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T10575","display_name":"Wireless Communication Networks Research","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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9987000226974487,"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/mimo","display_name":"MIMO","score":0.7812834978103638},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.7284488677978516},{"id":"https://openalex.org/keywords/qr-decomposition","display_name":"QR decomposition","score":0.6746253967285156},{"id":"https://openalex.org/keywords/quadrature-amplitude-modulation","display_name":"Quadrature amplitude modulation","score":0.6524702310562134},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5112960338592529},{"id":"https://openalex.org/keywords/qam","display_name":"QAM","score":0.48861104249954224},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.4853338301181793},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.44834867119789124},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.4318464696407318},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.34689706563949585},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.15979912877082825},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13239118456840515},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.08739900588989258}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7812834978103638},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.7284488677978516},{"id":"https://openalex.org/C188060507","wikidata":"https://www.wikidata.org/wiki/Q653242","display_name":"QR decomposition","level":3,"score":0.6746253967285156},{"id":"https://openalex.org/C32409245","wikidata":"https://www.wikidata.org/wiki/Q749753","display_name":"Quadrature amplitude modulation","level":4,"score":0.6524702310562134},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5112960338592529},{"id":"https://openalex.org/C59030546","wikidata":"https://www.wikidata.org/wiki/Q7265371","display_name":"QAM","level":5,"score":0.48861104249954224},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.4853338301181793},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.44834867119789124},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.4318464696407318},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.34689706563949585},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.15979912877082825},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13239118456840515},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.08739900588989258},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"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/vtcfall.2018.8690907","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2018.8690907","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE 88th Vehicular Technology Conference (VTC-Fall)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.5199999809265137,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1487048116","https://openalex.org/W1970146772","https://openalex.org/W1987510166","https://openalex.org/W2011764944","https://openalex.org/W2024815294","https://openalex.org/W2043370671","https://openalex.org/W2073053079","https://openalex.org/W2098249016","https://openalex.org/W2098833556","https://openalex.org/W2110810699","https://openalex.org/W2120921106","https://openalex.org/W2121837475","https://openalex.org/W2133475491","https://openalex.org/W2138293524","https://openalex.org/W2139317044","https://openalex.org/W2141268864","https://openalex.org/W2148978817","https://openalex.org/W2153948997","https://openalex.org/W2167709639","https://openalex.org/W2172150855","https://openalex.org/W2607559413"],"related_works":["https://openalex.org/W4390873927","https://openalex.org/W2159438609","https://openalex.org/W2900995485","https://openalex.org/W2147334234","https://openalex.org/W3196902411","https://openalex.org/W2139936226","https://openalex.org/W1970526599","https://openalex.org/W3026565890","https://openalex.org/W2064534496","https://openalex.org/W1526007253"],"abstract_inverted_index":{"In":[0,121],"wireless":[1],"communications,":[2],"the":[3,13,17,30,36,40,44,68,73,84,94,98,101,116,132,137,142,159,167,172,177,186,191,195,201,207],"multiple-input":[4],"multiple-output":[5],"(MIMO)":[6],"system":[7,134],"efficiently":[8],"can":[9,65],"make":[10],"use":[11],"of":[12,75,83,140,151,209,217],"spectrum":[14],"and":[15,78,144,179,214],"enhance":[16],"transmission":[18],"throughput.":[19],"The":[20,81],"sphere":[21],"decoding":[22],"(SD)":[23],"is":[24,59],"an":[25],"efficient":[26],"algorithm":[27,42,57,86,103,130,189],"that":[28,46,58,154,185],"enables":[29],"optimal":[31],"maximum-likelihood":[32],"(ML)":[33],"detection":[34,56,71,129],"for":[35,111,131],"MIMO":[37,55,133],"system.":[38],"However,":[39],"SD":[41,95,102,143,202],"has":[43,104],"complexity":[45,82,106],"increases":[47],"rapidly":[48],"with":[49,90,176,194,219],"decreasing":[50,91],"signal-to-noise":[51],"ratio":[52],"(SNR).":[53],"Another":[54],"based":[60,135,157],"on":[61,136,158],"differential":[62],"metrics":[63],"(DMs)":[64],"also":[66,205],"attain":[67],"exact":[69],"ML":[70,128,192],"without":[72],"need":[74],"QR":[76],"decomposition":[77],"matrix":[79],"inversion.":[80],"DM-based":[85,145],"does":[87],"not":[88],"increase":[89],"SNR":[92,218],"as":[93,200],"algorithm.":[96,203],"On":[97],"other":[99],"hand,":[100],"lower":[105,220],"at":[107,212],"high":[108,213],"SNR,":[109],"especially":[110],"large":[112],"modulation":[113,119],"constellation":[114],"like":[115],"quadrature":[117],"amplitude":[118],"(QAM).":[120],"this":[122],"paper,":[123],"we":[124,164],"propose":[125],"a":[126],"new":[127],"hybrid":[138,188],"operation":[139],"both":[141,150,166,210],"algorithms.":[146],"We":[147],"first":[148],"modify":[149],"them":[152],"such":[153],"they":[155],"are":[156],"same":[160,196],"signal":[161],"model.":[162],"Then":[163],"apply":[165],"two":[168],"modified":[169],"algorithms":[170,211],"in":[171],"tree":[173],"search":[174],"process,":[175],"bit-level":[178],"symbol-level":[180],"operations,":[181],"respectively.":[182],"Simulation":[183],"shows":[184],"proposed":[187],"attains":[190],"detection,":[193],"bit-error":[197],"rates":[198],"(BER)":[199],"It":[204],"maintains":[206],"advantages":[208],"low":[215],"ranges":[216],"average":[221],"complexity.":[222]},"counts_by_year":[{"year":2023,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}