{"id":"https://openalex.org/W2127095617","doi":"https://doi.org/10.1109/tvt.2012.2228888","title":"Joint Transmit Precoding for the Relay Interference Broadcast Channel","display_name":"Joint Transmit Precoding for the Relay Interference Broadcast Channel","publication_year":2012,"publication_date":"2012-11-21","ids":{"openalex":"https://openalex.org/W2127095617","doi":"https://doi.org/10.1109/tvt.2012.2228888","mag":"2127095617"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2012.2228888","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2012.2228888","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","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/A5033357889","display_name":"Kien T. Truong","orcid":"https://orcid.org/0000-0003-2934-7924"},"institutions":[{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kien T. Truong","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Texas , Austin, Austin, TX, USA","Dept. of Electr. &, Comput. Eng., Univ. of Texas at Austin, Austin, TX, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Texas , Austin, Austin, TX, USA","institution_ids":["https://openalex.org/I86519309"]},{"raw_affiliation_string":"Dept. of Electr. &, Comput. Eng., Univ. of Texas at Austin, Austin, TX, USA","institution_ids":["https://openalex.org/I86519309"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029812222","display_name":"Robert W. Heath","orcid":"https://orcid.org/0000-0002-4666-5628"},"institutions":[{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Robert W. Heath","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Texas , Austin, Austin, TX, USA","Dept. of Electr. &, Comput. Eng., Univ. of Texas at Austin, Austin, TX, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Texas , Austin, Austin, TX, USA","institution_ids":["https://openalex.org/I86519309"]},{"raw_affiliation_string":"Dept. of Electr. &, Comput. Eng., Univ. of Texas at Austin, Austin, TX, USA","institution_ids":["https://openalex.org/I86519309"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I86519309"],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":4.0346,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.93912375,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"62","issue":"3","first_page":"1201","last_page":"1215"},"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9983000159263611,"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":0.9980000257492065,"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":0.7669923305511475},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.6904133558273315},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5965628027915955},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5607772469520569},{"id":"https://openalex.org/keywords/hop","display_name":"Hop (telecommunications)","score":0.537925660610199},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.5197767615318298},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.5172372460365295},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.5138764381408691},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.5114456415176392},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.48046940565109253},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4721812307834625},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.4274793565273285},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3618103563785553},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3359346091747284},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.27618181705474854},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2613521218299866},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.25215309858322144},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1582857370376587}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.7669923305511475},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.6904133558273315},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5965628027915955},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5607772469520569},{"id":"https://openalex.org/C25906391","wikidata":"https://www.wikidata.org/wiki/Q1432381","display_name":"Hop (telecommunications)","level":2,"score":0.537925660610199},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.5197767615318298},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.5172372460365295},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.5138764381408691},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.5114456415176392},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.48046940565109253},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4721812307834625},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.4274793565273285},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3618103563785553},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3359346091747284},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.27618181705474854},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2613521218299866},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.25215309858322144},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1582857370376587},{"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2012.2228888","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2012.2228888","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":65,"referenced_works":["https://openalex.org/W144370434","https://openalex.org/W1838048096","https://openalex.org/W1970830346","https://openalex.org/W1971536606","https://openalex.org/W1978665394","https://openalex.org/W1993709531","https://openalex.org/W2012063356","https://openalex.org/W2016511700","https://openalex.org/W2022732533","https://openalex.org/W2023335474","https://openalex.org/W2023511848","https://openalex.org/W2061280301","https://openalex.org/W2065366901","https://openalex.org/W2086026481","https://openalex.org/W2096212850","https://openalex.org/W2097125658","https://openalex.org/W2098363461","https://openalex.org/W2099561974","https://openalex.org/W2100755644","https://openalex.org/W2105147943","https://openalex.org/W2107413438","https://openalex.org/W2107806743","https://openalex.org/W2108077180","https://openalex.org/W2108505370","https://openalex.org/W2110757521","https://openalex.org/W2112121864","https://openalex.org/W2112947604","https://openalex.org/W2114086101","https://openalex.org/W2116921580","https://openalex.org/W2120249541","https://openalex.org/W2120445834","https://openalex.org/W2121233130","https://openalex.org/W2121717117","https://openalex.org/W2124133545","https://openalex.org/W2129691625","https://openalex.org/W2130347036","https://openalex.org/W2130613910","https://openalex.org/W2130945166","https://openalex.org/W2132070196","https://openalex.org/W2133149827","https://openalex.org/W2136215137","https://openalex.org/W2136877591","https://openalex.org/W2138044652","https://openalex.org/W2138960193","https://openalex.org/W2138960576","https://openalex.org/W2138982004","https://openalex.org/W2142448896","https://openalex.org/W2143005940","https://openalex.org/W2148963518","https://openalex.org/W2151278498","https://openalex.org/W2152121970","https://openalex.org/W2156048241","https://openalex.org/W2157242700","https://openalex.org/W2158375331","https://openalex.org/W2161211708","https://openalex.org/W2163601173","https://openalex.org/W2163762663","https://openalex.org/W2164271287","https://openalex.org/W2164438845","https://openalex.org/W2167282237","https://openalex.org/W2167447263","https://openalex.org/W2170363573","https://openalex.org/W2170480998","https://openalex.org/W2486208190","https://openalex.org/W2534104269"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","https://openalex.org/W1973158664","https://openalex.org/W1731022149","https://openalex.org/W1996933839","https://openalex.org/W2000226056","https://openalex.org/W3190864439","https://openalex.org/W4386858283","https://openalex.org/W4315778014","https://openalex.org/W3141240674"],"abstract_inverted_index":{"Relays":[0],"in":[1],"cellular":[2,88],"systems":[3],"are":[4,12,17,99,121,158],"interference":[5,25,78,188],"limited.":[6],"The":[7,164],"highest":[8],"end-to-end":[9,36,93,109],"sum":[10,94,105,142],"rates":[11,110,120],"achieved":[13],"when":[14,44],"the":[15,21,27,35,66,71,76,92,97,103,114,118,131,140,149,152,156,179],"relays":[16,74,98],"jointly":[18],"optimized":[19],"with":[20],"transmit":[22,68,153],"strategy.":[23],"Unfortunately,":[24],"couples":[26],"links":[28,46],"together,":[29],"making":[30],"joint":[31],"optimization":[32],"challenging.":[33],"Further,":[34],"multihop":[37],"performance":[38],"is":[39,82,135],"sensitive":[40],"to":[41,90,101,123,129,160],"rate":[42,162],"mismatch":[43],"some":[45],"have":[47,54],"a":[48,55,83,125,183],"dominant":[49,56],"first":[50],"link,":[51],"whereas":[52],"others":[53],"second":[57],"link.":[58],"This":[59,133],"paper":[60],"proposes":[61],"an":[62],"algorithm":[63,166,181],"for":[64,86,168],"designing":[65],"linear":[67],"precoders":[69,154],"at":[70,155],"transmitters":[72,157],"and":[73,117,171],"of":[75,143,151,186],"relay":[77],"broadcast":[79],"channel,":[80],"which":[81],"generic":[84],"model":[85],"relay-based":[87],"systems,":[89],"maximize":[91,102],"rates.":[95,106],"First,":[96],"designed":[100],"second-hop":[104,119],"Next,":[107],"approximate":[108],"that":[111,178],"depend":[112],"on":[113,192],"time-sharing":[115],"fraction":[116],"used":[122],"formulate":[124],"sum-utility":[126],"maximization":[127],"problem":[128,134],"design":[130],"transmitters.":[132],"solved":[136],"by":[137],"iteratively":[138],"minimizing":[139],"weighted":[141],"mean":[144],"square":[145],"errors":[146],"(MSEs).":[147],"Finally,":[148],"norms":[150],"adjusted":[159],"eliminate":[161],"mismatch.":[163],"proposed":[165,180],"allows":[167],"distributed":[169],"implementation":[170],"has":[172],"fast":[173],"convergence.":[174],"Numerical":[175],"results":[176],"show":[177],"outperforms":[182],"reasonable":[184],"application":[185],"single-hop":[187],"management":[189],"strategies":[190],"separately":[191],"two":[193],"hops.":[194]},"counts_by_year":[{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":6},{"year":2013,"cited_by_count":4}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}
