{"id":"https://openalex.org/W2119309638","doi":"https://doi.org/10.1109/jsyst.2012.2205089","title":"A Relay-Assisted Protocol for Spectrum Mobility and Handover in Cognitive LTE Networks","display_name":"A Relay-Assisted Protocol for Spectrum Mobility and Handover in Cognitive LTE Networks","publication_year":2012,"publication_date":"2012-10-01","ids":{"openalex":"https://openalex.org/W2119309638","doi":"https://doi.org/10.1109/jsyst.2012.2205089","mag":"2119309638"},"language":"en","primary_location":{"id":"doi:10.1109/jsyst.2012.2205089","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsyst.2012.2205089","pdf_url":null,"source":{"id":"https://openalex.org/S95999327","display_name":"IEEE Systems Journal","issn_l":"1932-8184","issn":["1932-8184","1937-9234","2373-7816"],"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 Systems Journal","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/A5069827284","display_name":"Yuh\u2010Shyan Chen","orcid":"https://orcid.org/0000-0002-2784-9616"},"institutions":[{"id":"https://openalex.org/I99613584","display_name":"National Taipei University","ror":"https://ror.org/03e29r284","country_code":"TW","type":"education","lineage":["https://openalex.org/I99613584"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Yuh-Shyan Chen","raw_affiliation_strings":["Department of Computer Science and Information Engineering, National Taipei University, Taipei, Taiwan","Department of Computer Science & Information Engineering, National Taipei University, Taipei, Taiwan"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Information Engineering, National Taipei University, Taipei, Taiwan","institution_ids":["https://openalex.org/I99613584"]},{"raw_affiliation_string":"Department of Computer Science & Information Engineering, National Taipei University, Taipei, Taiwan","institution_ids":["https://openalex.org/I99613584"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032261232","display_name":"Jia-Shiang Hong","orcid":null},"institutions":[{"id":"https://openalex.org/I99613584","display_name":"National Taipei University","ror":"https://ror.org/03e29r284","country_code":"TW","type":"education","lineage":["https://openalex.org/I99613584"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Jia-Shiang Hong","raw_affiliation_strings":["Department of Computer Science and Information Engineering, National Taipei University, Taipei, Taiwan","Department of Computer Science & Information Engineering, National Taipei University, Taipei, Taiwan"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Information Engineering, National Taipei University, Taipei, Taiwan","institution_ids":["https://openalex.org/I99613584"]},{"raw_affiliation_string":"Department of Computer Science & Information Engineering, National Taipei University, Taipei, Taiwan","institution_ids":["https://openalex.org/I99613584"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5069827284"],"corresponding_institution_ids":["https://openalex.org/I99613584"],"apc_list":null,"apc_paid":null,"fwci":3.1914,"has_fulltext":false,"cited_by_count":37,"citation_normalized_percentile":{"value":0.92543601,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"7","issue":"1","first_page":"77","last_page":"91"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9998000264167786,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994000196456909,"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/computer-network","display_name":"Computer network","score":0.8438002467155457},{"id":"https://openalex.org/keywords/handover","display_name":"Handover","score":0.8215094208717346},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.7328101396560669},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6868313550949097},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.6541047692298889},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.6333032846450806},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.6275984048843384},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5724165439605713},{"id":"https://openalex.org/keywords/protocol","display_name":"Protocol (science)","score":0.5566596388816833},{"id":"https://openalex.org/keywords/spectrum-management","display_name":"Spectrum management","score":0.543402373790741},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.24824577569961548},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24436655640602112}],"concepts":[{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.8438002467155457},{"id":"https://openalex.org/C111852164","wikidata":"https://www.wikidata.org/wiki/Q1414679","display_name":"Handover","level":2,"score":0.8215094208717346},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.7328101396560669},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6868313550949097},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.6541047692298889},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.6333032846450806},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.6275984048843384},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5724165439605713},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.5566596388816833},{"id":"https://openalex.org/C63029442","wikidata":"https://www.wikidata.org/wiki/Q6504978","display_name":"Spectrum management","level":4,"score":0.543402373790741},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.24824577569961548},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24436655640602112},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","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/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"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/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jsyst.2012.2205089","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsyst.2012.2205089","pdf_url":null,"source":{"id":"https://openalex.org/S95999327","display_name":"IEEE Systems Journal","issn_l":"1932-8184","issn":["1932-8184","1937-9234","2373-7816"],"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 Systems Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W116781922","https://openalex.org/W1966149306","https://openalex.org/W2014786564","https://openalex.org/W2041404167","https://openalex.org/W2094548741","https://openalex.org/W2095445621","https://openalex.org/W2096391442","https://openalex.org/W2107933099","https://openalex.org/W2111678440","https://openalex.org/W2123931151","https://openalex.org/W2127476106","https://openalex.org/W2131647894","https://openalex.org/W2140061180","https://openalex.org/W2141539428","https://openalex.org/W2155559322","https://openalex.org/W2155778092","https://openalex.org/W2166919658","https://openalex.org/W2340172297","https://openalex.org/W2978725006"],"related_works":["https://openalex.org/W2786459840","https://openalex.org/W2545213287","https://openalex.org/W2336181987","https://openalex.org/W2972242150","https://openalex.org/W2395800181","https://openalex.org/W2054719951","https://openalex.org/W2392764151","https://openalex.org/W3089664461","https://openalex.org/W1976405282","https://openalex.org/W2078869233"],"abstract_inverted_index":{"Most":[0],"of":[1,94,99,109],"the":[2,32,81,87,92,100,110],"licensed":[3,37],"and":[4,29,47,61,106,125,129],"license-exempt":[5],"bands":[6,14],"are":[7,41,114],"underused":[8],"while":[9],"usage":[10],"in":[11,68,121,131],"some":[12],"unlicensed":[13,21,75],"is":[15,104],"increasing.":[16],"This":[17],"trend":[18],"has":[19],"driven":[20],"users,":[22],"equipped":[23],"with":[24,63,91],"cognitive":[25,69],"radios,":[26],"to":[27,78],"opportunistically":[28],"dynamically":[30],"access":[31,77],"spectrum":[33,59,126],"not":[34,79],"used":[35],"by":[36],"users.":[38],"Relaying":[39],"techniques":[40],"an":[42],"important":[43],"issue":[44],"for":[45,58],"coverage":[46],"capacity":[48],"extension.":[49],"In":[50],"this":[51],"paper,":[52],"we":[53],"describe":[54],"a":[55,118],"relay-assisted":[56],"protocol":[57,103,113],"mobility":[60,127],"handover":[62,102,112],"minimum":[64],"expected":[65],"transmission":[66,123],"times":[67],"long-term":[70],"evolution":[71],"networks,":[72],"which":[73,116],"allows":[74],"users":[76],"only":[80],"previous":[82],"base":[83,89],"stations":[84],"but":[85],"also":[86],"next":[88],"station,":[90],"assistance":[93],"relay":[95],"nodes.":[96],"Performance":[97],"analysis":[98],"proposed":[101,111],"investigated,":[105],"simulation":[107],"results":[108],"presented,":[115],"illustrate":[117],"significant":[119],"reduction":[120],"total":[122],"time":[124],"ratio,":[128],"increases":[130],"throughput.":[132]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":4},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}