{"id":"https://openalex.org/W2738453917","doi":"https://doi.org/10.1109/tnsm.2017.2730201","title":"nROAR: Near Real-Time Opportunistic Spectrum Access and Management in Cloud-Based Database-Driven Cognitive Radio Networks","display_name":"nROAR: Near Real-Time Opportunistic Spectrum Access and Management in Cloud-Based Database-Driven Cognitive Radio Networks","publication_year":2017,"publication_date":"2017-07-21","ids":{"openalex":"https://openalex.org/W2738453917","doi":"https://doi.org/10.1109/tnsm.2017.2730201","mag":"2738453917"},"language":"en","primary_location":{"id":"doi:10.1109/tnsm.2017.2730201","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnsm.2017.2730201","pdf_url":null,"source":{"id":"https://openalex.org/S173527311","display_name":"IEEE Transactions on Network and Service Management","issn_l":"1932-4537","issn":["1932-4537","2373-7379"],"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 Network and Service Management","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/A5046343080","display_name":"Danda B. Rawat","orcid":"https://orcid.org/0000-0003-3638-3464"},"institutions":[{"id":"https://openalex.org/I137853757","display_name":"Howard University","ror":"https://ror.org/05gt1vc06","country_code":"US","type":"education","lineage":["https://openalex.org/I137853757"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Danda B. Rawat","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science, Howard University, Washington, DC, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, Howard University, Washington, DC, USA","institution_ids":["https://openalex.org/I137853757"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055341937","display_name":"Chandra Bajracharya","orcid":"https://orcid.org/0000-0001-6190-4108"},"institutions":[{"id":"https://openalex.org/I98993165","display_name":"Capitol Technology University","ror":"https://ror.org/045ej2q36","country_code":"US","type":"education","lineage":["https://openalex.org/I98993165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chandra Bajracharya","raw_affiliation_strings":["Department of Electrical Engineering, Capitol Technology University, Laurel, MD, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Capitol Technology University, Laurel, MD, USA","institution_ids":["https://openalex.org/I98993165"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048718777","display_name":"Sean Grant","orcid":null},"institutions":[{"id":"https://openalex.org/I137853757","display_name":"Howard University","ror":"https://ror.org/05gt1vc06","country_code":"US","type":"education","lineage":["https://openalex.org/I137853757"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sean Grant","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science, Howard University, Washington, DC, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, Howard University, Washington, DC, USA","institution_ids":["https://openalex.org/I137853757"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5046343080"],"corresponding_institution_ids":["https://openalex.org/I137853757"],"apc_list":null,"apc_paid":null,"fwci":3.5224,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.93677389,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"14","issue":"3","first_page":"745","last_page":"755"},"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":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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","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/T13553","display_name":"Age of Information Optimization","score":0.9921000003814697,"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":0.987500011920929,"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":0.8773995637893677},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8219596743583679},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6584427952766418},{"id":"https://openalex.org/keywords/spectrum-management","display_name":"Spectrum management","score":0.6218203902244568},{"id":"https://openalex.org/keywords/white-spaces","display_name":"White spaces","score":0.563926100730896},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5331935882568359},{"id":"https://openalex.org/keywords/universal-software-radio-peripheral","display_name":"Universal Software Radio Peripheral","score":0.5322605967521667},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.4595663845539093},{"id":"https://openalex.org/keywords/radio-spectrum","display_name":"Radio spectrum","score":0.44294190406799316},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.4235425591468811},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.32168281078338623}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.8773995637893677},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8219596743583679},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6584427952766418},{"id":"https://openalex.org/C63029442","wikidata":"https://www.wikidata.org/wiki/Q6504978","display_name":"Spectrum management","level":4,"score":0.6218203902244568},{"id":"https://openalex.org/C96391052","wikidata":"https://www.wikidata.org/wiki/Q256313","display_name":"White spaces","level":4,"score":0.563926100730896},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5331935882568359},{"id":"https://openalex.org/C192220659","wikidata":"https://www.wikidata.org/wiki/Q1245659","display_name":"Universal Software Radio Peripheral","level":3,"score":0.5322605967521667},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.4595663845539093},{"id":"https://openalex.org/C92545706","wikidata":"https://www.wikidata.org/wiki/Q902174","display_name":"Radio spectrum","level":2,"score":0.44294190406799316},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.4235425591468811},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.32168281078338623},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tnsm.2017.2730201","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnsm.2017.2730201","pdf_url":null,"source":{"id":"https://openalex.org/S173527311","display_name":"IEEE Transactions on Network and Service Management","issn_l":"1932-4537","issn":["1932-4537","2373-7379"],"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 Network and Service Management","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.49000000953674316,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G18090924","display_name":null,"funder_award_id":"CNS-1658972","funder_id":"https://openalex.org/F4320337388","funder_display_name":"Division of Computer and Network Systems"},{"id":"https://openalex.org/G5810700968","display_name":null,"funder_award_id":"CNS-1650831","funder_id":"https://openalex.org/F4320337388","funder_display_name":"Division of Computer and Network Systems"}],"funders":[{"id":"https://openalex.org/F4320337388","display_name":"Division of Computer and Network Systems","ror":"https://ror.org/02rdzmk74"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1600888815","https://openalex.org/W1991498219","https://openalex.org/W2021045223","https://openalex.org/W2084173267","https://openalex.org/W2091636921","https://openalex.org/W2109440780","https://openalex.org/W2126643436","https://openalex.org/W2128747881","https://openalex.org/W2134233838","https://openalex.org/W2140082184","https://openalex.org/W2143003220","https://openalex.org/W2144369278","https://openalex.org/W2160759659","https://openalex.org/W2247795031","https://openalex.org/W2335386940","https://openalex.org/W2399438058","https://openalex.org/W2520612092","https://openalex.org/W2536380892"],"related_works":["https://openalex.org/W2541724026","https://openalex.org/W1994734174","https://openalex.org/W2545213287","https://openalex.org/W2236567279","https://openalex.org/W2111066923","https://openalex.org/W2162075876","https://openalex.org/W4225341666","https://openalex.org/W2392764151","https://openalex.org/W2786459840","https://openalex.org/W2336181987"],"abstract_inverted_index":{"Cognitive":[0],"radio":[1,74],"network":[2],"with":[3,22],"spectrum":[4,23,65,69,91,106,133],"sensing":[5,66,92],"to":[6,20,29,38,131],"find":[7],"idle":[8],"channels":[9],"and":[10,40,51,67,98,151],"access":[11,70,107,114,134],"them":[12],"opportunistically":[13],"is":[14],"regarded":[15],"as":[16],"an":[17,59],"emerging":[18],"technology":[19],"deal":[21],"scarcity":[24],"caused":[25],"by":[26],"exclusive":[27],"licensing":[28],"primary":[30],"systems.":[31],"Simulation-based":[32],"studies":[33],"loose":[34],"practical":[35],"relevance":[36],"due":[37],"assumptions":[39],"usage":[41],"of":[42,139,143],"simple":[43],"models":[44],"for":[45,62,89,112,115],"defining":[46],"transmission":[47],"regions,":[48],"multi-path":[49],"propagation,":[50],"traffic":[52],"intensity.":[53],"In":[54],"this":[55],"paper,":[56],"we":[57,102],"present":[58,86],"experimental":[60],"study":[61],"near":[63],"real-time":[64],"opportunistic":[68,113],"in":[71,82,120],"database-driven":[72,109],"cognitive":[73],"networks":[75],"(nROAR)":[76],"using":[77,93,108],"national":[78],"instrument":[79],"USRP":[80],"devices":[81],"wide-band":[83],"regime.":[84],"We":[85],"numerical":[87],"results":[88],"evaluating":[90],"adaptive":[94],"threshold-based":[95],"joint":[96],"energy":[97],"bandwidth":[99],"detection.":[100],"Furthermore,":[101],"evaluate":[103],"the":[104],"dynamic":[105],"quorum-based":[110],"rendezvous":[111],"admitted":[116],"unlicensed":[117],"secondary":[118],"users":[119],"diverse":[121,147],"wireless":[122,148],"bands.":[123],"The":[124],"proposed":[125],"nROAR":[126],"architecture":[127],"addresses":[128],"challenges":[129],"related":[130],"providing":[132],"which":[135],"require":[136],"fast":[137],"processing":[138],"a":[140],"large":[141],"number":[142],"spectrum-sensing":[144],"measurements":[145],"across":[146],"bands,":[149],"geography,":[150],"time.":[152]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}