{"id":"https://openalex.org/W2037751444","doi":"https://doi.org/10.1109/vetecs.2012.6240245","title":"Secondary Spectrum Sharing in Primary Multicasting Systems","display_name":"Secondary Spectrum Sharing in Primary Multicasting Systems","publication_year":2012,"publication_date":"2012-05-01","ids":{"openalex":"https://openalex.org/W2037751444","doi":"https://doi.org/10.1109/vetecs.2012.6240245","mag":"2037751444"},"language":"en","primary_location":{"id":"doi:10.1109/vetecs.2012.6240245","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2012.6240245","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 75th Vehicular Technology Conference (VTC Spring)","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/A5023281217","display_name":"Jung-Hwa Wui","orcid":null},"institutions":[{"id":"https://openalex.org/I4575257","display_name":"Hanyang University","ror":"https://ror.org/046865y68","country_code":"KR","type":"education","lineage":["https://openalex.org/I4575257"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jung-Hwa Wui","raw_affiliation_strings":["The Department of Electrical Engineering and Computer Science, Hanyang University, Ansan, South Korea","Dept. of Electr. Eng. & Comput. Sci., Hanyang Univ., Ansan, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Department of Electrical Engineering and Computer Science, Hanyang University, Ansan, South Korea","institution_ids":["https://openalex.org/I4575257"]},{"raw_affiliation_string":"Dept. of Electr. Eng. & Comput. Sci., Hanyang Univ., Ansan, South Korea","institution_ids":["https://openalex.org/I4575257"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100357237","display_name":"Dongwoo Kim","orcid":"https://orcid.org/0000-0001-5541-5738"},"institutions":[{"id":"https://openalex.org/I4575257","display_name":"Hanyang University","ror":"https://ror.org/046865y68","country_code":"KR","type":"education","lineage":["https://openalex.org/I4575257"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Dongwoo Kim","raw_affiliation_strings":["The Department of Electrical Engineering and Computer Science, Hanyang University, Ansan, South Korea","Dept. of Electr. Eng. & Comput. Sci., Hanyang Univ., Ansan, South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Department of Electrical Engineering and Computer Science, Hanyang University, Ansan, South Korea","institution_ids":["https://openalex.org/I4575257"]},{"raw_affiliation_string":"Dept. of Electr. Eng. & Comput. Sci., Hanyang Univ., Ansan, South Korea","institution_ids":["https://openalex.org/I4575257"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4575257"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.14221759,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9943000078201294,"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":0.988099992275238,"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":0.8383005857467651},{"id":"https://openalex.org/keywords/multicast","display_name":"Multicast","score":0.7822387218475342},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.7729699611663818},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6934190392494202},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.687751829624176},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.6623661518096924},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5786890983581543},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4707677364349365},{"id":"https://openalex.org/keywords/primary","display_name":"Primary (astronomy)","score":0.4293856918811798},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3489152789115906},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.30056971311569214},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.24691760540008545}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.8383005857467651},{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.7822387218475342},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.7729699611663818},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6934190392494202},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.687751829624176},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.6623661518096924},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5786890983581543},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4707677364349365},{"id":"https://openalex.org/C2777977315","wikidata":"https://www.wikidata.org/wiki/Q7243056","display_name":"Primary (astronomy)","level":2,"score":0.4293856918811798},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3489152789115906},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.30056971311569214},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.24691760540008545},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"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/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/vetecs.2012.6240245","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2012.6240245","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 75th Vehicular Technology Conference (VTC Spring)","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hanyang.ac.kr:20.500.11754/95507","is_oa":false,"landing_page_url":"https://ieeexplore.ieee.org/document/6240245/","pdf_url":null,"source":{"id":"https://openalex.org/S4306401328","display_name":"The Royal Society of Chemistry\u2019s Journals, Books and Databases (The Royal Society of Chemistry)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2751430930","host_organization_name":"Royal Society of Chemistry","host_organization_lineage":["https://openalex.org/I2751430930"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/17","score":0.5,"display_name":"Partnerships for the goals"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1535757228","https://openalex.org/W2060531177","https://openalex.org/W2102617152","https://openalex.org/W2105095541","https://openalex.org/W2108282849","https://openalex.org/W2120810934","https://openalex.org/W2120961360","https://openalex.org/W2130720818","https://openalex.org/W2147198176","https://openalex.org/W2148098771","https://openalex.org/W2149402509","https://openalex.org/W2152398135","https://openalex.org/W2158654095","https://openalex.org/W2179880807","https://openalex.org/W2539210592"],"related_works":["https://openalex.org/W2539674285","https://openalex.org/W2033488476","https://openalex.org/W2559261346","https://openalex.org/W1038122923","https://openalex.org/W4280609833","https://openalex.org/W1998322187","https://openalex.org/W2952514781","https://openalex.org/W1973979964","https://openalex.org/W4235820682","https://openalex.org/W185479762"],"abstract_inverted_index":{"We":[0,94],"propose":[1],"a":[2,11,15,50,73,99],"cognitive":[3,106],"relaying":[4,107],"protocol":[5,108],"with":[6],"primary":[7,12,21,77,92,123],"multicasting":[8],"systems,":[9],"where":[10],"transmitter":[13],"broadcasts":[14],"common":[16],"message":[17],"to":[18,29,40,59,111,130,135,139],"K":[19],"licensed":[20],"receivers.":[22,78],"It":[23],"typically":[24],"adjusts":[25],"its":[26],"transmission":[27,90],"rate":[28],"the":[30,34,43,47,76,80,88,105,122,127,132,141],"user":[31],"suffering":[32],"from":[33],"worst":[35],"channel":[36],"condition":[37],"in":[38],"order":[39],"serve":[41],"all":[42],"users":[44],"simultaneously.":[45],"In":[46,64],"limit":[48],"of":[49,53],"large":[51],"number":[52],"multicast":[54],"receivers,":[55],"cooperation":[56],"is":[57,109],"shown":[58],"effectively":[60],"overcome":[61],"this":[62,65],"problem.":[63],"paper,":[66],"an":[67,117,137],"unlicensed":[68],"secondary":[69,81,89,133],"system":[70,82,124,134],"acts":[71],"as":[72],"relay":[74],"for":[75,121],"Furthermore,":[79],"achieves":[83],"spectrum":[84],"sharing":[85],"by":[86],"superimposing":[87],"on":[91],"signals.":[93],"show":[95],"that":[96],"there":[97],"exists":[98],"power":[100],"allocation":[101],"threshold":[102],"above":[103],"which":[104],"able":[110],"provide":[112],"better":[113],"(or":[114],"at":[115,126],"least":[116],"equal)":[118],"outage":[119],"performance":[120],"and,":[125],"same":[128],"time,":[129],"enable":[131],"have":[136],"opportunity":[138],"access":[140],"spectrum.":[142]},"counts_by_year":[],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}