{"id":"https://openalex.org/W2399609796","doi":"https://doi.org/10.1109/tvt.2016.2570801","title":"Cognitive Coded Cooperation in Underlay Spectrum-Sharing Networks Under Interference Power Constraints","display_name":"Cognitive Coded Cooperation in Underlay Spectrum-Sharing Networks Under Interference Power Constraints","publication_year":2016,"publication_date":"2016-05-20","ids":{"openalex":"https://openalex.org/W2399609796","doi":"https://doi.org/10.1109/tvt.2016.2570801","mag":"2399609796"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2016.2570801","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2016.2570801","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/A5111492345","display_name":"Jules Merlin Moualeu","orcid":null},"institutions":[{"id":"https://openalex.org/I192619145","display_name":"University of the Witwatersrand","ror":"https://ror.org/03rp50x72","country_code":"ZA","type":"education","lineage":["https://openalex.org/I192619145"]}],"countries":["ZA"],"is_corresponding":true,"raw_author_name":"Jules Merlin Moualeu","raw_affiliation_strings":["School of Electrical and Information Engineering, University of the Witwatersrand, Johannesburg, South Africa"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Information Engineering, University of the Witwatersrand, Johannesburg, South Africa","institution_ids":["https://openalex.org/I192619145"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005243649","display_name":"Walaa Hamouda","orcid":"https://orcid.org/0000-0001-6618-5851"},"institutions":[{"id":"https://openalex.org/I60158472","display_name":"Concordia University","ror":"https://ror.org/0420zvk78","country_code":"CA","type":"education","lineage":["https://openalex.org/I60158472"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Walaa Hamouda","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Concordia University, Montreal, QC, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Concordia University, Montreal, QC, Canada","institution_ids":["https://openalex.org/I60158472"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026426110","display_name":"Fambirai Takawira","orcid":"https://orcid.org/0000-0002-1975-3497"},"institutions":[{"id":"https://openalex.org/I192619145","display_name":"University of the Witwatersrand","ror":"https://ror.org/03rp50x72","country_code":"ZA","type":"education","lineage":["https://openalex.org/I192619145"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Fambirai Takawira","raw_affiliation_strings":["School of Electrical and Information Engineering, University of the Witwatersrand, Johannesburg, South Africa"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Information Engineering, University of the Witwatersrand, Johannesburg, South Africa","institution_ids":["https://openalex.org/I192619145"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5111492345"],"corresponding_institution_ids":["https://openalex.org/I192619145"],"apc_list":null,"apc_paid":null,"fwci":2.8954,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.91421229,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"66","issue":"3","first_page":"2099","last_page":"2113"},"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":0.9995999932289124,"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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9987999796867371,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.6112790703773499},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5965958833694458},{"id":"https://openalex.org/keywords/phase-shift-keying","display_name":"Phase-shift keying","score":0.5902637839317322},{"id":"https://openalex.org/keywords/rayleigh-fading","display_name":"Rayleigh fading","score":0.5739060640335083},{"id":"https://openalex.org/keywords/underlay","display_name":"Underlay","score":0.5616114139556885},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.5408580303192139},{"id":"https://openalex.org/keywords/pairwise-error-probability","display_name":"Pairwise error probability","score":0.5204201340675354},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.4470665752887726},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4388504922389984},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.4248015582561493},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.4159623384475708},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.3938111364841461},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.30950653553009033},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.30299678444862366},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2771303057670593},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.2712153196334839},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.24134546518325806},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.18713656067848206}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.6112790703773499},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5965958833694458},{"id":"https://openalex.org/C186378180","wikidata":"https://www.wikidata.org/wiki/Q4874866","display_name":"Phase-shift keying","level":4,"score":0.5902637839317322},{"id":"https://openalex.org/C56985126","wikidata":"https://www.wikidata.org/wiki/Q854039","display_name":"Rayleigh fading","level":4,"score":0.5739060640335083},{"id":"https://openalex.org/C2777679929","wikidata":"https://www.wikidata.org/wiki/Q7883709","display_name":"Underlay","level":3,"score":0.5616114139556885},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.5408580303192139},{"id":"https://openalex.org/C2780839233","wikidata":"https://www.wikidata.org/wiki/Q16000284","display_name":"Pairwise error probability","level":4,"score":0.5204201340675354},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.4470665752887726},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4388504922389984},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4248015582561493},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4159623384475708},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.3938111364841461},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.30950653553009033},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.30299678444862366},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2771303057670593},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.2712153196334839},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.24134546518325806},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.18713656067848206}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2016.2570801","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2016.2570801","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":[{"id":"https://openalex.org/G4433747225","display_name":null,"funder_award_id":"N00861","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"}],"funders":[{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W1507228440","https://openalex.org/W1522045078","https://openalex.org/W1828055071","https://openalex.org/W1967662474","https://openalex.org/W1972478337","https://openalex.org/W1972485395","https://openalex.org/W2003169309","https://openalex.org/W2023580604","https://openalex.org/W2046125002","https://openalex.org/W2046245205","https://openalex.org/W2050681202","https://openalex.org/W2064057260","https://openalex.org/W2065587641","https://openalex.org/W2071707134","https://openalex.org/W2073425906","https://openalex.org/W2096352778","https://openalex.org/W2099111195","https://openalex.org/W2102600815","https://openalex.org/W2107415402","https://openalex.org/W2109191808","https://openalex.org/W2110189674","https://openalex.org/W2120658941","https://openalex.org/W2121578930","https://openalex.org/W2124938850","https://openalex.org/W2127593435","https://openalex.org/W2133149827","https://openalex.org/W2142402258","https://openalex.org/W2147317567","https://openalex.org/W2148124193","https://openalex.org/W2150079203","https://openalex.org/W2152670498","https://openalex.org/W2155227771","https://openalex.org/W2163204670","https://openalex.org/W2165376755","https://openalex.org/W2166621948","https://openalex.org/W2166689316","https://openalex.org/W2166951870","https://openalex.org/W2168651795","https://openalex.org/W2170561782","https://openalex.org/W2798333393","https://openalex.org/W3104504402","https://openalex.org/W4248676392","https://openalex.org/W6656101237"],"related_works":["https://openalex.org/W2062311788","https://openalex.org/W2942764970","https://openalex.org/W2275588372","https://openalex.org/W2157275108","https://openalex.org/W1775930731","https://openalex.org/W3111557463","https://openalex.org/W2916607718","https://openalex.org/W1954142085","https://openalex.org/W2952703527","https://openalex.org/W3118047548"],"abstract_inverted_index":{"Since":[0],"the":[1,9,17,29,47,75,80,86,91,94,98,104,113,117,128,136,142,146,151,155,165,179,186,196,200,206,221],"radio-frequency":[2],"spectrum":[3],"is":[4,12,120,133],"fast":[5],"becoming":[6],"scarce,":[7],"increasing":[8],"spectral":[10,30],"utilization":[11],"of":[13,20,53,79,90,154,181,195,211,223],"utmost":[14],"importance":[15],"for":[16,164],"sustainable":[18],"development":[19],"wireless":[21],"communications":[22],"systems.":[23],"In":[24,42,107],"an":[25],"effort":[26],"to":[27,66,204,219],"improve":[28],"efficiency,":[31],"cooperative":[32,57],"relaying":[33],"techniques":[34],"have":[35],"recently":[36],"been":[37],"integrated":[38],"into":[39],"spectrum-sharing":[40,72],"environments.":[41],"this":[43,108],"paper,":[44],"we":[45,149,173,191],"examine":[46],"outage":[48,157,197],"and":[49,97,122,159],"bit":[50,160,182],"error":[51,161,183,188],"probabilities":[52],"dual-hop":[54],"cognitive":[55],"turbo-coded":[56],"networks":[58],"with":[59],"outdated":[60],"channel":[61],"state":[62],"information":[63],"(CSI)":[64],"subject":[65],"Rayleigh":[67],"fading.":[68],"We":[69],"assume":[70],"a":[71,123],"environment":[73],"where":[74],"transmit":[76],"power":[77,88,102],"conditions":[78],"underlay":[81],"network":[82,96,119],"are":[83,217],"governed":[84],"by":[85],"combined":[87],"constraint":[89],"interference":[92,111],"in":[93,199,209],"primary":[95,114],"maximum":[99],"allowable":[100],"transmission":[101],"at":[103],"secondary":[105,118,137],"network.":[106],"network,":[109],"cochannel":[110],"from":[112],"transmitter":[115],"on":[116,145,178,185],"considered,":[121],"single":[124],"relay":[125],"that":[126],"maximizes":[127],"received":[129],"signal-to-noise":[130],"ratio":[131],"(SNR)":[132],"selected":[134],"among":[135],"relays.":[138],"To":[139],"efficiently":[140],"evaluate":[141],"key":[143],"parameters":[144],"system":[147,207],"performance,":[148],"derive":[150],"analytical":[152,225],"expressions":[153,194],"end-to-end":[156],"probability":[158,180,198],"rate":[162],"(BER)":[163],"proposed":[166],"scheme.":[167],"Assuming":[168],"binary":[169],"phase-shift":[170],"keying":[171],"(BPSK),":[172],"obtain":[174],"explicit":[175],"upper":[176],"bounds":[177],"based":[184],"pairwise":[187],"probability.":[189],"Furthermore,":[190],"present":[192],"simplified":[193],"high-SNR":[201],"regime":[202],"used":[203],"quantify":[205],"performance":[208],"terms":[210],"diversity":[212],"gain.":[213],"Finally,":[214],"simulation":[215],"results":[216],"provided":[218],"verify":[220],"accuracy":[222],"our":[224],"framework.":[226]},"counts_by_year":[{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
