{"id":"https://openalex.org/W3012051507","doi":"https://doi.org/10.1109/twc.2020.2980821","title":"Network Coding Techniques for Primary-Secondary User Cooperation in Cognitive Radio Networks","display_name":"Network Coding Techniques for Primary-Secondary User Cooperation in Cognitive Radio Networks","publication_year":2020,"publication_date":"2020-03-20","ids":{"openalex":"https://openalex.org/W3012051507","doi":"https://doi.org/10.1109/twc.2020.2980821","mag":"3012051507"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2020.2980821","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2020.2980821","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","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/A5101954329","display_name":"Athanasios Papadopoulos","orcid":"https://orcid.org/0000-0002-1750-4358"},"institutions":[{"id":"https://openalex.org/I21370196","display_name":"Aristotle University of Thessaloniki","ror":"https://ror.org/02j61yw88","country_code":"GR","type":"education","lineage":["https://openalex.org/I21370196"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Athanasios Papadopoulos","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Aristotle University of Thessaloniki, Thessaloniki, Greece"],"raw_orcid":"https://orcid.org/0000-0002-1750-4358","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Aristotle University of Thessaloniki, Thessaloniki, Greece","institution_ids":["https://openalex.org/I21370196"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029746682","display_name":"Nestor D. Chatzidiamantis","orcid":"https://orcid.org/0000-0001-6763-7629"},"institutions":[{"id":"https://openalex.org/I21370196","display_name":"Aristotle University of Thessaloniki","ror":"https://ror.org/02j61yw88","country_code":"GR","type":"education","lineage":["https://openalex.org/I21370196"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Nestor D. Chatzidiamantis","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Aristotle University of Thessaloniki, Thessaloniki, Greece"],"raw_orcid":"https://orcid.org/0000-0001-6763-7629","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Aristotle University of Thessaloniki, Thessaloniki, Greece","institution_ids":["https://openalex.org/I21370196"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001052113","display_name":"Leonidas Georgiadis","orcid":null},"institutions":[{"id":"https://openalex.org/I21370196","display_name":"Aristotle University of Thessaloniki","ror":"https://ror.org/02j61yw88","country_code":"GR","type":"education","lineage":["https://openalex.org/I21370196"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Leonidas Georgiadis","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Aristotle University of Thessaloniki, Thessaloniki, Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Aristotle University of Thessaloniki, Thessaloniki, Greece","institution_ids":["https://openalex.org/I21370196"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I21370196"],"apc_list":null,"apc_paid":null,"fwci":3.4002,"has_fulltext":false,"cited_by_count":28,"citation_normalized_percentile":{"value":0.92686489,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"19","issue":"6","first_page":"4195","last_page":"4208"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9998000264167786,"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":0.9998000264167786,"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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9997000098228455,"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":0.9976999759674072,"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/cognitive-radio","display_name":"Cognitive radio","score":0.8853353261947632},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.732377290725708},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5395530462265015},{"id":"https://openalex.org/keywords/cognitive-network","display_name":"Cognitive network","score":0.4897921085357666},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.48014113306999207},{"id":"https://openalex.org/keywords/linear-network-coding","display_name":"Linear network coding","score":0.47853001952171326},{"id":"https://openalex.org/keywords/cognition","display_name":"Cognition","score":0.41641953587532043},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.41558846831321716},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.414974570274353},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.0997876524925232},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08470016717910767},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08377012610435486}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.8853353261947632},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.732377290725708},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5395530462265015},{"id":"https://openalex.org/C32542511","wikidata":"https://www.wikidata.org/wiki/Q5141225","display_name":"Cognitive network","level":4,"score":0.4897921085357666},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.48014113306999207},{"id":"https://openalex.org/C138293262","wikidata":"https://www.wikidata.org/wiki/Q1089578","display_name":"Linear network coding","level":3,"score":0.47853001952171326},{"id":"https://openalex.org/C169900460","wikidata":"https://www.wikidata.org/wiki/Q2200417","display_name":"Cognition","level":2,"score":0.41641953587532043},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.41558846831321716},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.414974570274353},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0997876524925232},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08470016717910767},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08377012610435486},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.0},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2020.2980821","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2020.2980821","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Wireless Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Partnerships for the goals","id":"https://metadata.un.org/sdg/17","score":0.5400000214576721}],"awards":[],"funders":[{"id":"https://openalex.org/F4320323220","display_name":"Alexander S. Onassis Public Benefit Foundation","ror":"https://ror.org/017nq0d63"},{"id":"https://openalex.org/F4320327859","display_name":"Hellenic Foundation for Research and Innovation","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1971455000","https://openalex.org/W1977190126","https://openalex.org/W2071707134","https://openalex.org/W2078409770","https://openalex.org/W2097861666","https://openalex.org/W2118699182","https://openalex.org/W2118726574","https://openalex.org/W2127593435","https://openalex.org/W2133018785","https://openalex.org/W2137152139","https://openalex.org/W2153620960","https://openalex.org/W2153919611","https://openalex.org/W2154036212","https://openalex.org/W2170991283","https://openalex.org/W2549116153","https://openalex.org/W2583450153","https://openalex.org/W2598797301","https://openalex.org/W2802978294","https://openalex.org/W2886957481","https://openalex.org/W2955811077","https://openalex.org/W2964324486","https://openalex.org/W4230872744","https://openalex.org/W4288284908","https://openalex.org/W6765316263"],"related_works":["https://openalex.org/W2277261328","https://openalex.org/W2167656028","https://openalex.org/W2610471112","https://openalex.org/W2340059876","https://openalex.org/W2800372944","https://openalex.org/W2010464513","https://openalex.org/W2732016385","https://openalex.org/W2915536052","https://openalex.org/W2268952256","https://openalex.org/W2134296312"],"abstract_inverted_index":{"In":[0],"this":[1,76,192],"paper,":[2],"we":[3,56],"investigate":[4],"transmission":[5,49],"techniques":[6],"for":[7,27,51],"a":[8,15,20,177,210],"fundamental":[9],"cooperative":[10,123],"cognitive":[11,16],"radio":[12,17],"network,":[13],"i.e.,":[14],"system":[18,64,222,227],"where":[19,171],"Secondary":[21,163,173],"user":[22,40,80,164,184],"may":[23],"act":[24],"as":[25,119,166,176],"relay":[26],"messages":[28],"sent":[29],"by":[30,66,113],"the":[31,44,58,62,91,108,114,117,121,136,142,169,172,182,217,221,230],"Primary":[32,39,79,92,115,183],"user,":[33],"hence":[34,94],"offering":[35],"performance":[36,65],"improvement":[37],"of":[38,60,97,110,153,191,200,220,235],"transmissions,":[41],"while":[42,77,180],"at":[43,90],"same":[45,118],"time":[46],"obtaining":[47],"more":[48],"opportunities":[50],"its":[52,98,103],"own":[53],"transmissions.":[54],"Specifically,":[55],"examine":[57],"possibility":[59],"improving":[61],"overall":[63],"employing":[67],"network":[68,87,146,212],"coding":[69,88,147,213],"techniques.":[70],"The":[71],"objective":[72],"is":[73,149,159,194],"to":[74,161,168],"achieve":[75],"affecting":[78],"transmissions":[81],"only":[82],"positively,":[83],"namely:":[84],"1)":[85],"avoid":[86],"operations":[89],"transmitter,":[93],"avoiding":[95],"increase":[96],"storage":[99],"requirements":[100],"and":[101,125,157,202,237],"keeping":[102],"complexity":[104],"low,":[105],"2)":[106],"keep":[107],"order":[109],"packets":[111],"received":[112],"receiver":[116],"in":[120,141,151],"non":[122],"case":[124,170],"3)":[126],"induce":[127],"packet":[128,137,203,238],"service":[129,138],"times":[130,139],"that":[131,195],"are":[132],"stochastically":[133],"smaller":[134],"than":[135],"induced":[140],"non-cooperative":[143],"case.":[144],"A":[145,188],"algorithm":[148,193,214,232],"investigated":[150],"terms":[152],"achieved":[154],"throughput":[155,165,218],"region":[156,186,219],"it":[158,196],"shown":[160],"enlarge":[162],"compared":[167],"transmitter":[174],"acts":[175],"simple":[178],"relay,":[179],"leaving":[181],"stability":[185],"unaffected.":[187],"notable":[189],"feature":[190],"operates":[197],"without":[198],"knowledge":[199,234],"channel":[201,236],"arrival":[204,239],"rate":[205,240],"statistics.":[206,241],"We":[207],"further":[208],"present":[209],"second":[211],"which":[215],"increases":[216],"under":[223],"certain":[224],"conditions":[225],"on":[226],"parameters;":[228],"however,":[229],"latter":[231],"requires":[233]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":11},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}