{"id":"https://openalex.org/W2050124987","doi":"https://doi.org/10.1109/isit.2008.4595450","title":"Distributed space time codes for the Amplify-and-Forward Multiple-Access Relay channel","display_name":"Distributed space time codes for the Amplify-and-Forward Multiple-Access Relay channel","publication_year":2008,"publication_date":"2008-07-01","ids":{"openalex":"https://openalex.org/W2050124987","doi":"https://doi.org/10.1109/isit.2008.4595450","mag":"2050124987"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2008.4595450","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2008.4595450","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Symposium on Information Theory","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/A5110618615","display_name":"Maya Badr","orcid":null},"institutions":[{"id":"https://openalex.org/I12356871","display_name":"T\u00e9l\u00e9com Paris","ror":"https://ror.org/01naq7912","country_code":"FR","type":"education","lineage":["https://openalex.org/I12356871","https://openalex.org/I205703379","https://openalex.org/I4210145102"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Maya Badr","raw_affiliation_strings":["Telecom ParisTech, Paris, France","Telecom ParisTech, PARIS"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telecom ParisTech, Paris, France","institution_ids":["https://openalex.org/I12356871"]},{"raw_affiliation_string":"Telecom ParisTech, PARIS","institution_ids":["https://openalex.org/I12356871"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090620327","display_name":"Jean-Claude Belfiore","orcid":null},"institutions":[{"id":"https://openalex.org/I12356871","display_name":"T\u00e9l\u00e9com Paris","ror":"https://ror.org/01naq7912","country_code":"FR","type":"education","lineage":["https://openalex.org/I12356871","https://openalex.org/I205703379","https://openalex.org/I4210145102"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Jean-Claude Belfiore","raw_affiliation_strings":["Telecom ParisTech, Paris, France","Telecom ParisTech, PARIS"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telecom ParisTech, Paris, France","institution_ids":["https://openalex.org/I12356871"]},{"raw_affiliation_string":"Telecom ParisTech, PARIS","institution_ids":["https://openalex.org/I12356871"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.6696,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.90632257,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"49","issue":null,"first_page":"2543","last_page":"2547"},"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9984999895095825,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9961000084877014,"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/relay","display_name":"Relay","score":0.7685970067977905},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7111679315567017},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.6429611444473267},{"id":"https://openalex.org/keywords/relay-channel","display_name":"Relay channel","score":0.6391971111297607},{"id":"https://openalex.org/keywords/block-code","display_name":"Block code","score":0.6007235050201416},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5739988088607788},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5435940027236938},{"id":"https://openalex.org/keywords/diversity-gain","display_name":"Diversity gain","score":0.5170888900756836},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.49049752950668335},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.465164452791214},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.44562023878097534},{"id":"https://openalex.org/keywords/time-sharing","display_name":"Time-sharing","score":0.4294513463973999},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.3694286346435547},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3669213056564331},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.3663034439086914},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.22364848852157593},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16141313314437866},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11515963077545166},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.07412943243980408},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.0634908378124237}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.7685970067977905},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7111679315567017},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.6429611444473267},{"id":"https://openalex.org/C46257984","wikidata":"https://www.wikidata.org/wiki/Q7310895","display_name":"Relay channel","level":4,"score":0.6391971111297607},{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.6007235050201416},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5739988088607788},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5435940027236938},{"id":"https://openalex.org/C164785522","wikidata":"https://www.wikidata.org/wiki/Q5283966","display_name":"Diversity gain","level":4,"score":0.5170888900756836},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.49049752950668335},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.465164452791214},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.44562023878097534},{"id":"https://openalex.org/C38725249","wikidata":"https://www.wikidata.org/wiki/Q913876","display_name":"Time-sharing","level":2,"score":0.4294513463973999},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3694286346435547},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3669213056564331},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.3663034439086914},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.22364848852157593},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16141313314437866},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11515963077545166},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.07412943243980408},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0634908378124237},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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},{"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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/isit.2008.4595450","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2008.4595450","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Symposium on Information Theory","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.312.2081","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.312.2081","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://arxiv.org/pdf/0804.1493v1.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4099999964237213,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1683834415","https://openalex.org/W1838709606","https://openalex.org/W1984576307","https://openalex.org/W2025889675","https://openalex.org/W2099857870","https://openalex.org/W2111583594","https://openalex.org/W2115671950","https://openalex.org/W2121284405","https://openalex.org/W2122498678","https://openalex.org/W2129766733","https://openalex.org/W2129828124","https://openalex.org/W2136209931","https://openalex.org/W2143354557","https://openalex.org/W2272022502","https://openalex.org/W2562135513","https://openalex.org/W2949426314","https://openalex.org/W2951933751","https://openalex.org/W6679393358","https://openalex.org/W6764663785"],"related_works":["https://openalex.org/W2133980965","https://openalex.org/W2951243981","https://openalex.org/W4299740817","https://openalex.org/W2150109714","https://openalex.org/W2081779132","https://openalex.org/W2374507140","https://openalex.org/W2018928584","https://openalex.org/W2139879241","https://openalex.org/W2075982385","https://openalex.org/W2750957469"],"abstract_inverted_index":{"In":[0],"this":[1],"work,":[2],"we":[3,62,74],"present":[4],"a":[5,8,15,24,56,95],"construction":[6],"of":[7,10],"family":[9],"space-time":[11],"block":[12],"codes":[13],"for":[14],"Multi-Access":[16],"Amplify-and-Forward":[17],"Relay":[18],"channel":[19],"with":[20],"two":[21],"users":[22],"and":[23,41,93],"single":[25],"half-duplex":[26],"relay.":[27],"It":[28],"is":[29,33,68],"assumed":[30],"that":[31,42,64,80],"there":[32],"no":[34],"Channel":[35],"Side":[36],"Information":[37],"at":[38],"the":[39,51,60,65,81,85],"transmitters":[40],"they":[43],"are":[44],"not":[45],"allowed":[46],"to":[47,58],"cooperate":[48],"together.":[49],"Using":[50],"Diversity":[52],"Multiplexing":[53],"Tradeoff":[54],"as":[55],"tool":[57],"evaluate":[59],"performance,":[61],"prove":[63],"proposed":[66],"scheme":[67,83],"optimal":[69],"in":[70],"some":[71],"sense.":[72],"Moreover,":[73],"provide":[75],"numerical":[76],"results":[77],"which":[78],"show":[79],"new":[82],"outperforms":[84],"orthogonal":[86],"transmission":[87],"scheme,":[88],"e.":[89],"g.":[90],"time":[91],"sharing":[92],"offers":[94],"significant":[96],"gain.":[97]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
