{"id":"https://openalex.org/W3011984371","doi":"https://doi.org/10.1109/apcc47188.2019.9026477","title":"Energy Efficiency of Cooperative Relay in a Spectrum Sharing Network","display_name":"Energy Efficiency of Cooperative Relay in a Spectrum Sharing Network","publication_year":2019,"publication_date":"2019-11-01","ids":{"openalex":"https://openalex.org/W3011984371","doi":"https://doi.org/10.1109/apcc47188.2019.9026477","mag":"3011984371"},"language":"en","primary_location":{"id":"doi:10.1109/apcc47188.2019.9026477","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apcc47188.2019.9026477","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 25th Asia-Pacific Conference on Communications (APCC)","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/A5004537893","display_name":"Yee\u2010Loo Foo","orcid":"https://orcid.org/0000-0001-6106-4655"},"institutions":[{"id":"https://openalex.org/I173029219","display_name":"Multimedia University","ror":"https://ror.org/04zrbnc33","country_code":"MY","type":"education","lineage":["https://openalex.org/I173029219"]}],"countries":["MY"],"is_corresponding":true,"raw_author_name":"Yee-Loo Foo","raw_affiliation_strings":["Faculty of Engineering Multimedia University, Cyberjaya, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering Multimedia University, Cyberjaya, Malaysia","institution_ids":["https://openalex.org/I173029219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5004537893"],"corresponding_institution_ids":["https://openalex.org/I173029219"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.21854052,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"11","issue":null,"first_page":"373","last_page":"377"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","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/T10964","display_name":"Wireless Communication Security Techniques","score":0.9983999729156494,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.991599977016449,"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/jamming","display_name":"Jamming","score":0.861175537109375},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.8509033918380737},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.6846193075180054},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6762863397598267},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.6696730852127075},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6364473104476929},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6062690019607544},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.4681093394756317},{"id":"https://openalex.org/keywords/physical-layer","display_name":"Physical layer","score":0.45633333921432495},{"id":"https://openalex.org/keywords/data-transmission","display_name":"Data transmission","score":0.4327211081981659},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.41934698820114136},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3989723324775696},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.24590182304382324},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.23639658093452454},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.07608532905578613}],"concepts":[{"id":"https://openalex.org/C2779079576","wikidata":"https://www.wikidata.org/wiki/Q17092823","display_name":"Jamming","level":2,"score":0.861175537109375},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.8509033918380737},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.6846193075180054},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6762863397598267},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.6696730852127075},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6364473104476929},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6062690019607544},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.4681093394756317},{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.45633333921432495},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.4327211081981659},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.41934698820114136},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3989723324775696},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.24590182304382324},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.23639658093452454},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.07608532905578613},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/apcc47188.2019.9026477","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apcc47188.2019.9026477","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 25th Asia-Pacific Conference on Communications (APCC)","raw_type":"proceedings-article"},{"id":"pmh:oai:shdl.mmu.edu.my:9544","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4377196753","display_name":"Siti Hasmah Digital Library-MMU Institutiona Repository (Multimedia University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I173029219","host_organization_name":"Multimedia University","host_organization_lineage":["https://openalex.org/I173029219"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Conference or Workshop Item"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.9100000262260437}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W2002937495","https://openalex.org/W2063773941","https://openalex.org/W2080147975","https://openalex.org/W2084436032","https://openalex.org/W2127821383","https://openalex.org/W2143535483","https://openalex.org/W2170020038","https://openalex.org/W2199053556","https://openalex.org/W2557746379","https://openalex.org/W2792894976","https://openalex.org/W2964113506"],"related_works":["https://openalex.org/W2972424885","https://openalex.org/W2104478100","https://openalex.org/W2107866095","https://openalex.org/W1680452241","https://openalex.org/W2051457655","https://openalex.org/W2097805107","https://openalex.org/W2561179371","https://openalex.org/W3092569272","https://openalex.org/W2551856726","https://openalex.org/W3193292754"],"abstract_inverted_index":{"As":[0],"underutilization":[1],"of":[2,40,101,146,161,169,178,228,235],"spectrum":[3,7,48,83,171],"causes":[4],"wastage,":[5],"sharing":[6,49,172],"between":[8],"primary":[9,33,60,67],"and":[10,136,190,193,204,218],"secondary":[11,29],"users":[12],"is":[13,99,120,151,167],"a":[14,66,162,170,194],"possible":[15],"solution.":[16],"On":[17],"the":[18,28,38,88,103,176,180,225,233,236],"other":[19],"hand,":[20],"as":[21],"hostile":[22],"jamming":[23,214],"corrupts":[24],"data":[25,34,64,77,107],"reception,":[26],"having":[27],"user":[30],"to":[31,65,78,93,111],"relay":[32,164],"introduces":[35],"diversity,":[36],"increasing":[37],"likelihood":[39],"receiving":[41],"uncorrupted":[42],"data.":[43,97],"This":[44,149],"paper":[45],"proposes":[46],"such":[47],"model":[50],"that":[51,129,139,158,166,199],"deploys":[52],"physical":[53],"layer":[54],"security":[55],"measure":[56],"against":[57],"jamming.":[58,242],"A":[59,70],"transmitter":[61,73],"(PT)":[62],"sends":[63],"receiver":[68],"(PR).":[69],"cognitive":[71,186,202],"radio":[72,203],"(CT)":[74,165],"relays":[75],"PT's":[76],"PR":[79],"in":[80,142,153],"return":[81],"for":[82],"access,":[84],"i.e.":[85],"CT":[86,98,237],"uses":[87],"channel":[89,104,221,240],"unoccupied":[90],"by":[91],"PT":[92],"send":[94],"its":[95],"own":[96],"capable":[100],"sensing":[102,137,205],"occupancy.":[105],"Relaying":[106],"benefits":[108,115],"PT,":[109],"but":[110],"what":[112],"extent":[113],"it":[114],"CT?":[116],"The":[117],"main":[118],"concern":[119],"CT's":[121,133],"energy":[122,144,226],"efficiency.":[123],"In":[124],"this":[125],"paper,":[126],"we":[127],"find":[128,198],"there":[130],"are":[131],"optimal":[132,143],"transmission":[134],"power":[135],"duration":[138],"will":[140],"result":[141],"efficiency":[145,227],"CT,":[147,229],"\u03bc*.":[148,210],"work":[150],"novel":[152],"formulating":[154],"an":[155],"optimization":[156],"method":[157],"finds":[159],"\u03bc*":[160],"friendly":[163],"part":[168],"network.":[173],"We":[174,197],"contribute":[175,207],"formula":[177],"finding":[179],"optimums":[181],"under":[182,241],"various":[183],"scenarios:":[184],"strong":[185,201,213],"radio,":[187],"sensing,":[188],"jamming,":[189,217],"forwarding":[191,220,239],"channels,":[192],"powerful":[195,216],"jammer.":[196],"(1)":[200],"channels":[206],"positively":[208],"towards":[209],"(2)":[211],"Although":[212],"channel,":[215],"weak":[219],"do":[222],"not":[223],"affect":[224],"they":[230],"nevertheless":[231],"deteriorate":[232],"capacity":[234],"-PR":[238]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}