{"id":"https://openalex.org/W1986693787","doi":"https://doi.org/10.1109/glocom.2013.6831721","title":"Distributed beamforming in multi-cell cooperative MIMO Cellular Networks with non-regenerative relays: An LTE-Advanced framework","display_name":"Distributed beamforming in multi-cell cooperative MIMO Cellular Networks with non-regenerative relays: An LTE-Advanced framework","publication_year":2013,"publication_date":"2013-12-01","ids":{"openalex":"https://openalex.org/W1986693787","doi":"https://doi.org/10.1109/glocom.2013.6831721","mag":"1986693787"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2013.6831721","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2013.6831721","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Global Communications Conference (GLOBECOM)","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/A5065992020","display_name":"Godfrey O. Okeke","orcid":null},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Godfrey O. Okeke","raw_affiliation_strings":["Telecommunications Research Laboratories, Edmonton, Canada","Department of Electrical and Computer Engineering , University of Alberta , Edmonton , Canada"],"affiliations":[{"raw_affiliation_string":"Telecommunications Research Laboratories, Edmonton, Canada","institution_ids":[]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering , University of Alberta , Edmonton , Canada","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030687850","display_name":"Witold A. Krzymie\u0144","orcid":"https://orcid.org/0000-0002-2799-4733"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Witold A. Krzymien","raw_affiliation_strings":["Telecommunications Research Laboratories, Edmonton, Canada","Department of Electrical and Computer Engineering , University of Alberta , Edmonton , Canada"],"affiliations":[{"raw_affiliation_string":"Telecommunications Research Laboratories, Edmonton, Canada","institution_ids":[]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering , University of Alberta , Edmonton , Canada","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5086931919","display_name":"Yindi Jing","orcid":"https://orcid.org/0000-0003-0412-6658"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Yindi Jing","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Alberta, Edmonton, AB, Canada","Department of Electrical and Computer Engineering , University of Alberta , Edmonton , Canada"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Alberta, Edmonton, AB, Canada","institution_ids":["https://openalex.org/I154425047"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering , University of Alberta , Edmonton , Canada","institution_ids":["https://openalex.org/I154425047"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5065992020"],"corresponding_institution_ids":["https://openalex.org/I154425047"],"apc_list":null,"apc_paid":null,"fwci":0.7249,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.73070668,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":"28","issue":null,"first_page":"4135","last_page":"4140"},"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9994000196456909,"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/beamforming","display_name":"Beamforming","score":0.7389361262321472},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7310627102851868},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6488127708435059},{"id":"https://openalex.org/keywords/lte-advanced","display_name":"LTE Advanced","score":0.6315625905990601},{"id":"https://openalex.org/keywords/cooperative-mimo","display_name":"Cooperative MIMO","score":0.501293420791626},{"id":"https://openalex.org/keywords/cellular-network","display_name":"Cellular network","score":0.43576598167419434},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3960786759853363},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3792129158973694},{"id":"https://openalex.org/keywords/3g-mimo","display_name":"3G MIMO","score":0.3740037679672241},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23191478848457336},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.10424435138702393}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7389361262321472},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7310627102851868},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6488127708435059},{"id":"https://openalex.org/C17652562","wikidata":"https://www.wikidata.org/wiki/Q1345402","display_name":"LTE Advanced","level":3,"score":0.6315625905990601},{"id":"https://openalex.org/C2778079784","wikidata":"https://www.wikidata.org/wiki/Q25000112","display_name":"Cooperative MIMO","level":5,"score":0.501293420791626},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.43576598167419434},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3960786759853363},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3792129158973694},{"id":"https://openalex.org/C165650700","wikidata":"https://www.wikidata.org/wiki/Q4636347","display_name":"3G MIMO","level":4,"score":0.3740037679672241},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23191478848457336},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.10424435138702393}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2013.6831721","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2013.6831721","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.550000011920929}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W1508642566","https://openalex.org/W1733806262","https://openalex.org/W1978665394","https://openalex.org/W2019486357","https://openalex.org/W2030053411","https://openalex.org/W2048057186","https://openalex.org/W2061914652","https://openalex.org/W2062157062","https://openalex.org/W2079280792","https://openalex.org/W2102659255","https://openalex.org/W2108662631","https://openalex.org/W2110757521","https://openalex.org/W2113026489","https://openalex.org/W2118547276","https://openalex.org/W2126484223","https://openalex.org/W2130509920","https://openalex.org/W2133149827","https://openalex.org/W2136877591","https://openalex.org/W2137802816","https://openalex.org/W2143501606","https://openalex.org/W2143722559","https://openalex.org/W2147597207","https://openalex.org/W2151263123","https://openalex.org/W2151776243","https://openalex.org/W2155174176","https://openalex.org/W2162789906","https://openalex.org/W2543619353","https://openalex.org/W3193262203","https://openalex.org/W4249896531","https://openalex.org/W4250589301","https://openalex.org/W6682470336","https://openalex.org/W6683883945"],"related_works":["https://openalex.org/W2498655605","https://openalex.org/W2615487923","https://openalex.org/W2596219100","https://openalex.org/W2104195831","https://openalex.org/W2054448947","https://openalex.org/W2002973905","https://openalex.org/W2077441589","https://openalex.org/W2112906606","https://openalex.org/W2015626365","https://openalex.org/W2941374357"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"we":[3,37,92,102,123,138],"study":[4],"a":[5],"cellular":[6],"network,":[7],"in":[8],"which":[9],"multiple-antenna":[10,14],"users":[11,47],"communicate":[12],"with":[13,161,166],"base":[15],"stations":[16,24],"(BSs)":[17],"through":[18],"fixed":[19],"infrastructure-based":[20],"multiple":[21],"antenna":[22],"relay":[23],"(RSs).":[25],"With":[26],"cooperation":[27],"among":[28],"the":[29,35,41,46,49,53,58,64,69,80,85,89,97,109,117,133,145,154,158,162,172],"BSs":[30],"and":[31,48,112,147],"linear":[32],"processing":[33],"at":[34,45,52,171],"RSs,":[36],"aim":[38],"to":[39,84,108,131],"find":[40],"optimal":[42],"precoding":[43],"matrices":[44,51],"beamforming":[50,99,106],"RSs":[54],"that":[55,116,153],"jointly":[56],"maximize":[57,132],"system":[59,134],"sum":[60,135],"rate.":[61,136],"Unlike":[62],"for":[63],"conventional":[65],"uplink":[66],"(without":[67],"relays),":[68],"sum-rate":[70],"optimization":[71],"is":[72,77,120],"non-convex.":[73],"More":[74],"so,":[75],"there":[76],"cross-coupling":[78],"of":[79,169],"RSs'":[81,98],"channels":[82,114],"due":[83],"forwarded":[86],"interferences":[87],"by":[88],"RSs.":[90],"Firstly,":[91],"incorporate":[93],"interference":[94],"pre-cancelation":[95],"into":[96],"designs.":[100],"Secondly,":[101],"match":[103],"each":[104],"RS's":[105],"matrix":[107],"corresponding":[110],"backward":[111],"forward":[113],"such":[115],"end-to-end":[118],"channel":[119],"diagonalizable.":[121],"Furthermore,":[122],"propose":[124],"an":[125],"iterative":[126],"alternating":[127],"minimization":[128],"based":[129],"algorithm":[130],"Finally,":[137],"consider":[139],"two":[140],"user-RS":[141],"scheduling/mapping":[142],"schemes":[143],"namely":[144],"\u201crandom\u201d":[146],"\u201cchannel-aware\u201d":[148],"schemes.":[149],"Simulation":[150],"results":[151],"show":[152],"channel-aware":[155],"scheme":[156,160],"outperform":[157],"random":[159],"performance":[163],"gap":[164],"unchanged":[165],"increasing":[167],"number":[168],"antennas":[170],"nodes.":[173]},"counts_by_year":[{"year":2015,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
