{"id":"https://openalex.org/W1993479326","doi":"https://doi.org/10.1109/wcnc.2012.6214469","title":"MSE-based source and relay precoder design for cognitive radio multiuser two-way relay systems","display_name":"MSE-based source and relay precoder design for cognitive radio multiuser two-way relay systems","publication_year":2012,"publication_date":"2012-04-01","ids":{"openalex":"https://openalex.org/W1993479326","doi":"https://doi.org/10.1109/wcnc.2012.6214469","mag":"1993479326"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc.2012.6214469","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2012.6214469","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Wireless Communications and Networking Conference (WCNC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5103168223","display_name":"Hua Mu","orcid":"https://orcid.org/0000-0002-5001-9928"},"institutions":[{"id":"https://openalex.org/I82497590","display_name":"Auburn University","ror":"https://ror.org/02v80fc35","country_code":"US","type":"education","lineage":["https://openalex.org/I82497590"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hua Mu","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Aubum University, Auburn, AL, USA","[Department of Electrical & Computer Engineering, Auburn University, Auburn, AL 36849, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Aubum University, Auburn, AL, USA","institution_ids":["https://openalex.org/I82497590"]},{"raw_affiliation_string":"[Department of Electrical & Computer Engineering, Auburn University, Auburn, AL 36849, USA]","institution_ids":["https://openalex.org/I82497590"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034880586","display_name":"J.K. Tugnait","orcid":"https://orcid.org/0000-0002-0220-2453"},"institutions":[{"id":"https://openalex.org/I82497590","display_name":"Auburn University","ror":"https://ror.org/02v80fc35","country_code":"US","type":"education","lineage":["https://openalex.org/I82497590"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jitendra K. Tugnait","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Aubum University, Auburn, AL, USA","[Department of Electrical & Computer Engineering, Auburn University, Auburn, AL 36849, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Aubum University, Auburn, AL, USA","institution_ids":["https://openalex.org/I82497590"]},{"raw_affiliation_string":"[Department of Electrical & Computer Engineering, Auburn University, Auburn, AL 36849, USA]","institution_ids":["https://openalex.org/I82497590"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I82497590"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"58","issue":null,"first_page":"742","last_page":"747"},"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":0.9997000098228455,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9993000030517578,"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":0.8512360453605652},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.702393114566803},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.649194061756134},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.6206631660461426},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.6045767664909363},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.5802096724510193},{"id":"https://openalex.org/keywords/secondary-source","display_name":"Secondary source","score":0.5659065246582031},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.5030815005302429},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.48428958654403687},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.4514327943325043},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4465406835079193},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.44094669818878174},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3874558210372925},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.27753132581710815},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.24000781774520874},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23113596439361572},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.22464627027511597},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1508370339870453},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.14571526646614075},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.1390344798564911},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08866411447525024}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.8512360453605652},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.702393114566803},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.649194061756134},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.6206631660461426},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.6045767664909363},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.5802096724510193},{"id":"https://openalex.org/C82979123","wikidata":"https://www.wikidata.org/wiki/Q905511","display_name":"Secondary source","level":2,"score":0.5659065246582031},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.5030815005302429},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.48428958654403687},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.4514327943325043},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4465406835079193},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.44094669818878174},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3874558210372925},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.27753132581710815},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.24000781774520874},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23113596439361572},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.22464627027511597},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1508370339870453},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.14571526646614075},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.1390344798564911},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08866411447525024},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C36289849","wikidata":"https://www.wikidata.org/wiki/Q34749","display_name":"Social science","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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc.2012.6214469","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2012.6214469","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Wireless Communications and Networking Conference (WCNC)","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":10,"referenced_works":["https://openalex.org/W2096798728","https://openalex.org/W2099561974","https://openalex.org/W2119523314","https://openalex.org/W2127041488","https://openalex.org/W2133189513","https://openalex.org/W2134980281","https://openalex.org/W2139523590","https://openalex.org/W2139960897","https://openalex.org/W2145373202","https://openalex.org/W6678901703"],"related_works":["https://openalex.org/W4281688526","https://openalex.org/W2152088989","https://openalex.org/W2756419127","https://openalex.org/W2401571617","https://openalex.org/W2905893439","https://openalex.org/W2075530143","https://openalex.org/W1989066348","https://openalex.org/W2795118175","https://openalex.org/W2920425058","https://openalex.org/W2989790135"],"abstract_inverted_index":{"We":[0],"consider":[1],"joint":[2],"design":[3,36],"of":[4,20,31,47,119],"source":[5,87],"and":[6,89,92],"relay":[7,14,33,90],"pre-coders":[8],"in":[9],"a":[10,32,51,105],"cognitive":[11],"multiuser":[12],"two-way":[13],"system,":[15],"which":[16],"supports":[17],"simultaneous":[18],"transmission":[19],"multiple":[21],"secondary":[22,86,98],"users":[23,49],"concurrently":[24],"with":[25,28],"primary":[26,65],"network":[27],"the":[29,41,64,82,94,102,117],"help":[30],"node.":[34],"The":[35],"criterion":[37],"is":[38,76,111],"to":[39,63,78],"minimize":[40],"sum":[42],"mean":[43],"square":[44],"error":[45],"(MSE)":[46],"all":[48],"under":[50],"transmit":[52],"power":[53],"constraint":[54],"for":[55,81],"each":[56],"transmitting":[57],"node":[58],"while":[59],"causing":[60],"no":[61],"interference":[62],"network.":[66],"To":[67,100],"solve":[68,80],"this":[69],"non-convex":[70],"optimization":[71],"problem,":[72],"an":[73],"iterative":[74],"algorithm":[75,110],"proposed":[77,121],"iteratively":[79],"precoding":[83],"matrices":[84,96],"at":[85,97],"nodes":[88],"node,":[91],"then":[93],"decoding":[95],"nodes.":[99],"reduce":[101],"computational":[103],"complexity,":[104],"matrix":[106],"distance":[107],"based":[108],"non-iterative":[109],"also":[112],"proposed.":[113],"Simulation":[114],"results":[115],"show":[116],"effectiveness":[118],"our":[120],"algorithms.":[122]},"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":3}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
