{"id":"https://openalex.org/W2136356093","doi":"https://doi.org/10.1109/twc.2006.1638661","title":"Performance of concatenated channel codes and orthogonal space-time block codes","display_name":"Performance of concatenated channel codes and orthogonal space-time block codes","publication_year":2006,"publication_date":"2006-06-01","ids":{"openalex":"https://openalex.org/W2136356093","doi":"https://doi.org/10.1109/twc.2006.1638661","mag":"2136356093"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2006.1638661","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2006.1638661","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Transactions on Wireless Communications","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/A5002741750","display_name":"Hetal Shah","orcid":"https://orcid.org/0000-0001-9704-7662"},"institutions":[{"id":"https://openalex.org/I162577319","display_name":"The University of Texas at Dallas","ror":"https://ror.org/049emcs32","country_code":"US","type":"education","lineage":["https://openalex.org/I162577319"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"H. Shah","raw_affiliation_strings":["Department of Electrical Engineering, University of Texas, Dallas, Richardson, TX, USA","Dept. of Electr. Eng., Texas Univ., Dallas, TX"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, University of Texas, Dallas, Richardson, TX, USA","institution_ids":["https://openalex.org/I162577319"]},{"raw_affiliation_string":"Dept. of Electr. Eng., Texas Univ., Dallas, TX","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109995787","display_name":"A. Hedayat","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A. Hedayat","raw_affiliation_strings":["Navini Networks, Richardson, TX, USA","[Navini Networks, Richardson, TX, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Navini Networks, Richardson, TX, USA","institution_ids":[]},{"raw_affiliation_string":"[Navini Networks, Richardson, TX, USA]","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062861585","display_name":"Aria Nosratinia","orcid":"https://orcid.org/0000-0002-3751-0165"},"institutions":[{"id":"https://openalex.org/I162577319","display_name":"The University of Texas at Dallas","ror":"https://ror.org/049emcs32","country_code":"US","type":"education","lineage":["https://openalex.org/I162577319"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A. Nosratinia","raw_affiliation_strings":["Department of Electrical Engineering, University of Texas, Dallas, Richardson, TX, USA","[Department of Electrical Engineering, University of Texas, Dallas, Richardson, TX, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, University of Texas, Dallas, Richardson, TX, USA","institution_ids":["https://openalex.org/I162577319"]},{"raw_affiliation_string":"[Department of Electrical Engineering, University of Texas, Dallas, Richardson, TX, USA]","institution_ids":["https://openalex.org/I162577319"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.0467,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":{"value":0.90760174,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"5","issue":"6","first_page":"1406","last_page":"1414"},"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":0.9987999796867371,"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/rician-fading","display_name":"Rician fading","score":0.7575803995132446},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.7240447998046875},{"id":"https://openalex.org/keywords/block-code","display_name":"Block code","score":0.6856306791305542},{"id":"https://openalex.org/keywords/turbo-code","display_name":"Turbo code","score":0.6802284121513367},{"id":"https://openalex.org/keywords/trellis-modulation","display_name":"Trellis modulation","score":0.6399138569831848},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6123384237289429},{"id":"https://openalex.org/keywords/convolutional-code","display_name":"Convolutional code","score":0.6030116677284241},{"id":"https://openalex.org/keywords/rayleigh-fading","display_name":"Rayleigh fading","score":0.5865017771720886},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5584713816642761},{"id":"https://openalex.org/keywords/concatenated-error-correction-code","display_name":"Concatenated error correction code","score":0.5444066524505615},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.463828444480896},{"id":"https://openalex.org/keywords/space\u2013time-trellis-code","display_name":"Space\u2013time trellis code","score":0.4408470094203949},{"id":"https://openalex.org/keywords/linear-code","display_name":"Linear code","score":0.41195017099380493},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.34809914231300354},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3307812809944153},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3242504596710205},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3085201680660248},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.24239403009414673},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.0760946273803711}],"concepts":[{"id":"https://openalex.org/C60472773","wikidata":"https://www.wikidata.org/wiki/Q7331156","display_name":"Rician fading","level":4,"score":0.7575803995132446},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.7240447998046875},{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.6856306791305542},{"id":"https://openalex.org/C114504821","wikidata":"https://www.wikidata.org/wiki/Q2164281","display_name":"Turbo code","level":3,"score":0.6802284121513367},{"id":"https://openalex.org/C197712280","wikidata":"https://www.wikidata.org/wiki/Q557200","display_name":"Trellis modulation","level":4,"score":0.6399138569831848},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6123384237289429},{"id":"https://openalex.org/C157899210","wikidata":"https://www.wikidata.org/wiki/Q1395022","display_name":"Convolutional code","level":3,"score":0.6030116677284241},{"id":"https://openalex.org/C56985126","wikidata":"https://www.wikidata.org/wiki/Q854039","display_name":"Rayleigh fading","level":4,"score":0.5865017771720886},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5584713816642761},{"id":"https://openalex.org/C78944582","wikidata":"https://www.wikidata.org/wiki/Q5158264","display_name":"Concatenated error correction code","level":4,"score":0.5444066524505615},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.463828444480896},{"id":"https://openalex.org/C5546382","wikidata":"https://www.wikidata.org/wiki/Q7572755","display_name":"Space\u2013time trellis code","level":5,"score":0.4408470094203949},{"id":"https://openalex.org/C2400350","wikidata":"https://www.wikidata.org/wiki/Q1752667","display_name":"Linear code","level":4,"score":0.41195017099380493},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.34809914231300354},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3307812809944153},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3242504596710205},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3085201680660248},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.24239403009414673},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0760946273803711}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1109/twc.2006.1638661","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2006.1638661","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Transactions on Wireless Communications","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.120.149","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.120.149","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.utdallas.edu/~harsh/proj/allerton.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.131.6980","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.131.6980","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.utdallas.edu/~aria/papers/correlatedMIMO1.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.419.3451","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.419.3451","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.utdallas.edu/~aria/papers/wcomm03.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.80.1979","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.80.1979","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.utdallas.edu/~aria/papers/conferences/allerton03_1.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":31,"referenced_works":["https://openalex.org/W598996319","https://openalex.org/W1506731252","https://openalex.org/W1522045078","https://openalex.org/W1571111133","https://openalex.org/W1583698449","https://openalex.org/W2096647193","https://openalex.org/W2100430663","https://openalex.org/W2107080958","https://openalex.org/W2107242718","https://openalex.org/W2107415402","https://openalex.org/W2110659753","https://openalex.org/W2118040894","https://openalex.org/W2124386209","https://openalex.org/W2124515445","https://openalex.org/W2131123318","https://openalex.org/W2139159771","https://openalex.org/W2145714519","https://openalex.org/W2149692125","https://openalex.org/W2155657434","https://openalex.org/W2158645197","https://openalex.org/W2160668024","https://openalex.org/W2161248992","https://openalex.org/W2169693117","https://openalex.org/W2172081628","https://openalex.org/W2338403939","https://openalex.org/W2798333393","https://openalex.org/W3014172281","https://openalex.org/W4214683347","https://openalex.org/W4243696438","https://openalex.org/W4248676392","https://openalex.org/W6679160445"],"related_works":["https://openalex.org/W2105499258","https://openalex.org/W4231075456","https://openalex.org/W2103529959","https://openalex.org/W2160771105","https://openalex.org/W2020853101","https://openalex.org/W3008715415","https://openalex.org/W2141514624","https://openalex.org/W2154949486","https://openalex.org/W2797615026","https://openalex.org/W2113042416"],"abstract_inverted_index":{"In":[0],"this":[1,37],"paper":[2],"we":[3],"analyze":[4],"the":[5,52,65,76,86,125],"performance":[6],"of":[7,11,15,31,54,67,95,127],"an":[8,28],"important":[9],"class":[10],"MIMO":[12],"systems":[13],"that":[14,48],"orthogonal":[16],"space-time":[17],"block":[18],"codes":[19],"concatenated":[20],"with":[21],"channel":[22,96],"coding.":[23],"This":[24],"system":[25,38],"configuration":[26],"has":[27],"attractive":[29],"combination":[30],"simplicity":[32],"and":[33,70,81,107,115],"performance.":[34],"We":[35,63,88],"study":[36],"under":[39,113],"spatially":[40],"independent":[41],"fading":[42,47],"as":[43,45,118,120],"well":[44,119],"correlated":[46],"may":[49],"arise":[50],"from":[51],"proximity":[53],"transmit":[55],"or":[56,59],"receive":[57],"antennas":[58],"unfavorable":[60],"scattering":[61],"conditions.":[62],"consider":[64],"effects":[66],"time":[68],"correlation":[69],"present":[71,89],"a":[72,93],"general":[73],"analysis":[74,129],"for":[75,92],"case":[77],"where":[78],"both":[79],"spatial":[80],"temporal":[82],"correlations":[83],"exist":[84],"in":[85],"system.":[87],"simulation":[90],"results":[91],"variety":[94],"codes,":[97,100,102],"including":[98],"convolutional":[99],"turbo":[101],"trellis":[103,109],"coded":[104,110],"modulation":[105,111],"(TCM),":[106],"multiple":[108],"(MTCM),":[112],"quasi-static":[114],"block-fading":[116],"Rayleigh":[117],"Rician":[121],"fading.":[122],"Simulations":[123],"verify":[124],"validity":[126],"our":[128]},"counts_by_year":[{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-15T18:14:33.161393","created_date":"2025-10-10T00:00:00"}
