{"id":"https://openalex.org/W1505481242","doi":"https://doi.org/10.1109/vetecs.2006.1683160","title":"IQ Space Frequency Time Codes for MIMO-OFDM Systems","display_name":"IQ Space Frequency Time Codes for MIMO-OFDM Systems","publication_year":2006,"publication_date":"2006-09-08","ids":{"openalex":"https://openalex.org/W1505481242","doi":"https://doi.org/10.1109/vetecs.2006.1683160","mag":"1505481242"},"language":"en","primary_location":{"id":"doi:10.1109/vetecs.2006.1683160","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2006.1683160","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 IEEE 63rd Vehicular Technology Conference","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/A5058641490","display_name":"Samir Al-Ghadhban","orcid":"https://orcid.org/0000-0002-1804-0516"},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"S. Al-Ghadhban","raw_affiliation_strings":["Mobile and Portable Radio Research Group, Virginia Polytechnic Institute and State University, USA"],"affiliations":[{"raw_affiliation_string":"Mobile and Portable Radio Research Group, Virginia Polytechnic Institute and State University, USA","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052487611","display_name":"R. Michael Buehrer","orcid":"https://orcid.org/0000-0002-7196-1154"},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R.M. Buehrer","raw_affiliation_strings":["Mobile and Portable Radio Research Group, Virginia Polytechnic Institute and State University, USA"],"affiliations":[{"raw_affiliation_string":"Mobile and Portable Radio Research Group, Virginia Polytechnic Institute and State University, USA","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112722745","display_name":"B.D. Woerner","orcid":null},"institutions":[{"id":"https://openalex.org/I12097938","display_name":"West Virginia University","ror":"https://ror.org/011vxgd24","country_code":"US","type":"education","lineage":["https://openalex.org/I12097938"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"B.D. Woerner","raw_affiliation_strings":["Mobile and Portable Radio Research Group, West Virginia University, USA"],"affiliations":[{"raw_affiliation_string":"Mobile and Portable Radio Research Group, West Virginia University, USA","institution_ids":["https://openalex.org/I12097938"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5058641490"],"corresponding_institution_ids":["https://openalex.org/I859038795"],"apc_list":null,"apc_paid":null,"fwci":0.3761,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.61487129,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"1817","last_page":"1820"},"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":0.9995999932289124,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9986000061035156,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7067152857780457},{"id":"https://openalex.org/keywords/block-code","display_name":"Block code","score":0.662634015083313},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6212133169174194},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.6178959608078003},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5533400774002075},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.5221986174583435},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.506653368473053},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4796372056007385},{"id":"https://openalex.org/keywords/concatenated-error-correction-code","display_name":"Concatenated error correction code","score":0.47232598066329956},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.35672587156295776},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3331755995750427},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.2958565354347229},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24369531869888306},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10575690865516663},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.07198202610015869}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7067152857780457},{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.662634015083313},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6212133169174194},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.6178959608078003},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5533400774002075},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.5221986174583435},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.506653368473053},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4796372056007385},{"id":"https://openalex.org/C78944582","wikidata":"https://www.wikidata.org/wiki/Q5158264","display_name":"Concatenated error correction code","level":4,"score":0.47232598066329956},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.35672587156295776},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3331755995750427},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.2958565354347229},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24369531869888306},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10575690865516663},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.07198202610015869},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vetecs.2006.1683160","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2006.1683160","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 IEEE 63rd Vehicular Technology Conference","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":8,"referenced_works":["https://openalex.org/W1571111133","https://openalex.org/W1770678565","https://openalex.org/W2070111359","https://openalex.org/W2107080958","https://openalex.org/W2118040894","https://openalex.org/W2121112934","https://openalex.org/W2140954924","https://openalex.org/W2164764855"],"related_works":["https://openalex.org/W3118536199","https://openalex.org/W2366188968","https://openalex.org/W2159772567","https://openalex.org/W3168365631","https://openalex.org/W3016860855","https://openalex.org/W2027922458","https://openalex.org/W2188042986","https://openalex.org/W1964420435","https://openalex.org/W2539022530","https://openalex.org/W2187587942"],"abstract_inverted_index":{"In":[0,34],"this":[1,75],"paper,":[2],"we":[3],"study":[4,76],"concatenated":[5,12,69],"coding":[6,36],"for":[7,37,97],"MIMO-OFDM":[8,38],"systems.":[9],"The":[10,72,95],"proposed":[11],"system":[13],"achieves":[14],"full":[15],"spatial":[16],"and":[17,92,126],"frequency":[18,44],"diversity":[19,127],"at":[20,86],"much":[21],"lower":[22],"complexity":[23],"in":[24,68,124],"terms":[25],"of":[26,28,56,66,74,81,90,104,113],"number":[27,89],"states":[29,91],"without":[30],"any":[31],"bandwidth":[32],"expansion.":[33],"general,":[35],"systems":[39],"is":[40,99,120,132],"known":[41,59],"as":[42,60],"space":[43],"time":[45],"(SFT)":[46],"coding.":[47],"This":[48],"paper":[49],"focuses":[50],"on":[51],"applying":[52],"a":[53,121],"powerful":[54],"class":[55],"trellis":[57],"codes":[58],"IQ-TCM.":[61,105],"We":[62],"illustrate":[63],"the":[64,78,87,100,107,111,129],"benefits":[65],"IQ-TCM":[67,82],"SFT":[70],"codes.":[71],"results":[73,109],"show":[77],"performance":[79,125],"improvements":[80],"over":[83],"conventional":[84],"TCM":[85],"same":[88],"spectral":[93],"efficiency.":[94],"reason":[96],"that":[98],"larger":[101],"effective":[102],"length":[103],"Also,":[106],"simulation":[108],"emphasize":[110],"importance":[112],"an":[114],"appropriate":[115],"interleaver":[116,131],"design":[117],"since":[118],"there":[119],"great":[122],"loss":[123],"if":[128],"block":[130],"not":[133],"designed":[134],"carefully.":[135]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
