{"id":"https://openalex.org/W1572465883","doi":"https://doi.org/10.1109/glocom.2002.1188366","title":"Quasi-orthogonal space-time block codes with full diversity","display_name":"Quasi-orthogonal space-time block codes with full diversity","publication_year":2002,"publication_date":"2002-01-01","ids":{"openalex":"https://openalex.org/W1572465883","doi":"https://doi.org/10.1109/glocom.2002.1188366","mag":"1572465883"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2002.1188366","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2002.1188366","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Global Telecommunications Conference, 2002. GLOBECOM '02. IEEE","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/A5068643057","display_name":"Weifeng Su","orcid":"https://orcid.org/0000-0002-2287-8995"},"institutions":[{"id":"https://openalex.org/I86501945","display_name":"University of Delaware","ror":"https://ror.org/01sbq1a82","country_code":"US","type":"education","lineage":["https://openalex.org/I86501945"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Weifeng Su","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Delaware, Newark, DE, USA","Dept. of Electr. & Comput. Eng., Delaware Univ., Newark, DE, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Delaware, Newark, DE, USA","institution_ids":["https://openalex.org/I86501945"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Delaware Univ., Newark, DE, USA","institution_ids":["https://openalex.org/I86501945"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065367615","display_name":"Xiang\u2010Gen Xia","orcid":"https://orcid.org/0000-0002-5599-7683"},"institutions":[{"id":"https://openalex.org/I86501945","display_name":"University of Delaware","ror":"https://ror.org/01sbq1a82","country_code":"US","type":"education","lineage":["https://openalex.org/I86501945"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiang-gen Xia","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Delaware, Newark, DE, USA","Dept. of Electr. & Comput. Eng., Delaware Univ., Newark, DE, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Delaware, Newark, DE, USA","institution_ids":["https://openalex.org/I86501945"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Delaware Univ., Newark, DE, USA","institution_ids":["https://openalex.org/I86501945"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5068643057"],"corresponding_institution_ids":["https://openalex.org/I86501945"],"apc_list":null,"apc_paid":null,"fwci":8.1465,"has_fulltext":false,"cited_by_count":80,"citation_normalized_percentile":{"value":0.98031547,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1098","last_page":"1102 vol.2"},"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":0.9994999766349792,"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/T11130","display_name":"Coding theory and cryptography","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/block-code","display_name":"Block code","score":0.7548729777336121},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.7014255523681641},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.6739362478256226},{"id":"https://openalex.org/keywords/space\u2013time-block-code","display_name":"Space\u2013time block code","score":0.6546095013618469},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5840638279914856},{"id":"https://openalex.org/keywords/constellation-diagram","display_name":"Constellation diagram","score":0.5611863732337952},{"id":"https://openalex.org/keywords/diversity-gain","display_name":"Diversity gain","score":0.5236413478851318},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5188499689102173},{"id":"https://openalex.org/keywords/full-rate","display_name":"Full Rate","score":0.4881347119808197},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4825684130191803},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.48164358735084534},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4640912413597107},{"id":"https://openalex.org/keywords/constellation","display_name":"Constellation","score":0.42760586738586426},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.41297653317451477},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.363663911819458},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.27023887634277344},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.23944279551506042},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.1325245499610901},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1275562047958374},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.09035831689834595}],"concepts":[{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.7548729777336121},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.7014255523681641},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.6739362478256226},{"id":"https://openalex.org/C83487572","wikidata":"https://www.wikidata.org/wiki/Q371792","display_name":"Space\u2013time block code","level":4,"score":0.6546095013618469},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5840638279914856},{"id":"https://openalex.org/C185837786","wikidata":"https://www.wikidata.org/wiki/Q1782940","display_name":"Constellation diagram","level":4,"score":0.5611863732337952},{"id":"https://openalex.org/C164785522","wikidata":"https://www.wikidata.org/wiki/Q5283966","display_name":"Diversity gain","level":4,"score":0.5236413478851318},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5188499689102173},{"id":"https://openalex.org/C197477341","wikidata":"https://www.wikidata.org/wiki/Q2532845","display_name":"Full Rate","level":3,"score":0.4881347119808197},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4825684130191803},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.48164358735084534},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4640912413597107},{"id":"https://openalex.org/C70352696","wikidata":"https://www.wikidata.org/wiki/Q8928","display_name":"Constellation","level":2,"score":0.42760586738586426},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.41297653317451477},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.363663911819458},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.27023887634277344},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.23944279551506042},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.1325245499610901},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1275562047958374},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.09035831689834595},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2002.1188366","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2002.1188366","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Global Telecommunications Conference, 2002. GLOBECOM '02. IEEE","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1994406803","https://openalex.org/W2071238091","https://openalex.org/W2081228459","https://openalex.org/W2107080958","https://openalex.org/W2110238624","https://openalex.org/W2110659753","https://openalex.org/W2117507580","https://openalex.org/W2118040894","https://openalex.org/W2144042251","https://openalex.org/W2156336894","https://openalex.org/W2168228964","https://openalex.org/W2172121953","https://openalex.org/W6676438022","https://openalex.org/W6677264427","https://openalex.org/W6684540422"],"related_works":["https://openalex.org/W2366259970","https://openalex.org/W2350135410","https://openalex.org/W2005998572","https://openalex.org/W2954852692","https://openalex.org/W1531228481","https://openalex.org/W2061758196","https://openalex.org/W2920184642","https://openalex.org/W3117234679","https://openalex.org/W2135594824","https://openalex.org/W2028442719"],"abstract_inverted_index":{"Space-time":[0],"block":[1,37,74,116],"codes":[2,75,95,117,176],"from":[3,39,76,139,152],"orthogonal":[4,41],"designs":[5,42],"proposed":[6,72],"by":[7,121],"Alamouti":[8],"(1998),":[9],"and":[10,25,51,64,144,181],"Tarokh-Jafarkhani-Calderbank":[11],"(199)":[12],"have":[13,97,105,177],"attracted":[14],"much":[15],"attention":[16],"lately":[17],"due":[18],"to":[19,84],"their":[20],"fast":[21,99,182],"maximum-likelihood":[22],"(ML)":[23],"decoding":[24],"full":[26,107,119,179],"diversity.":[27,108],"However,":[28],"the":[29,80,91,106,124,153],"maximum":[30],"symbol":[31,87],"transmission":[32,88],"rate":[33],"of":[34,147],"a":[35,98,135,140],"space-time":[36,73,115],"code":[38],"complex":[40,44],"for":[43,49,168],"constellations":[45],"is":[46,82],"only":[47],"3/4":[48],"three":[50],"four":[52],"transmit":[53],"antennas.":[54],"Jafarkhani":[55],"(see":[56,66],"IEEE":[57],"Trans.":[58],"Commun.,":[59],"vol.49,":[60],"no.1,":[61],"p.1-4,":[62],"2001),":[63],"Tirkkonen-Boariu-Hottinen":[65],"ISSSTA":[67],"2000,":[68],"pp.429-432,":[69],"September":[70],"2000)":[71],"quasi-orthogonal":[77,92,114,136],"designs,":[78],"where":[79],"orthogonality":[81],"relaxed":[83],"provide":[85],"higher":[86],"rates.":[89],"With":[90],"structure,":[93],"these":[94],"still":[96],"ML":[100,183],"decoding,":[101],"but":[102],"do":[103],"not":[104],"In":[109,127],"this":[110],"paper,":[111],"we":[112,129],"design":[113,137],"with":[118],"diversity":[120,180],"properly":[122],"choosing":[123],"signal":[125,141,172],"constellations.":[126,173],"particular,":[128],"propose":[130],"that":[131],"half":[132,146],"symbols":[133],"in":[134],"are":[138,149,166],"constellation":[142,155],"A":[143],"another":[145],"them":[148],"optimal":[150,161],"selections":[151],"rotated":[154],"e/sup":[156],"j/spl":[157],"phi//":[158],"A.":[159],"The":[160,174],"rotation":[162],"angles":[163],"/spl":[164],"phi/":[165],"obtained":[167],"some":[169],"commonly":[170],"used":[171],"resulting":[175],"both":[178],"decoding.":[184]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}