{"id":"https://openalex.org/W2094789581","doi":"https://doi.org/10.1109/ictc.2014.6983093","title":"Capacity enhancement in cognitive radio wireless network with dynamic spectrum access","display_name":"Capacity enhancement in cognitive radio wireless network with dynamic spectrum access","publication_year":2014,"publication_date":"2014-10-01","ids":{"openalex":"https://openalex.org/W2094789581","doi":"https://doi.org/10.1109/ictc.2014.6983093","mag":"2094789581"},"language":"en","primary_location":{"id":"doi:10.1109/ictc.2014.6983093","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc.2014.6983093","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 International Conference on Information and Communication Technology Convergence (ICTC)","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/A5002582606","display_name":"Hela Chamkhia","orcid":"https://orcid.org/0000-0002-1076-0914"},"institutions":[{"id":"https://openalex.org/I60342839","display_name":"Qatar University","ror":"https://ror.org/00yhnba62","country_code":"QA","type":"education","lineage":["https://openalex.org/I60342839"]}],"countries":["QA"],"is_corresponding":true,"raw_author_name":"Hela Chamkhia","raw_affiliation_strings":["Electrical Engineering Department, Qatar University, Doha, Qatar","Electrical Engineering Dept., Qatar University, Doha, Qatar"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, Qatar University, Doha, Qatar","institution_ids":["https://openalex.org/I60342839"]},{"raw_affiliation_string":"Electrical Engineering Dept., Qatar University, Doha, Qatar","institution_ids":["https://openalex.org/I60342839"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062167084","display_name":"Mazen O. Hasna","orcid":"https://orcid.org/0000-0002-3088-6899"},"institutions":[{"id":"https://openalex.org/I60342839","display_name":"Qatar University","ror":"https://ror.org/00yhnba62","country_code":"QA","type":"education","lineage":["https://openalex.org/I60342839"]}],"countries":["QA"],"is_corresponding":false,"raw_author_name":"Mazen O. Hasna","raw_affiliation_strings":["Electrical Engineering Department, Qatar University, Doha, Qatar","Electrical Engineering Dept., Qatar University, Doha, Qatar"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, Qatar University, Doha, Qatar","institution_ids":["https://openalex.org/I60342839"]},{"raw_affiliation_string":"Electrical Engineering Dept., Qatar University, Doha, Qatar","institution_ids":["https://openalex.org/I60342839"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081681417","display_name":"Ridha Bouall\u00e8gue","orcid":"https://orcid.org/0000-0001-7916-761X"},"institutions":[{"id":"https://openalex.org/I179097149","display_name":"University of Carthage","ror":"https://ror.org/057x6za15","country_code":"TN","type":"education","lineage":["https://openalex.org/I179097149"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Ridha Bouallegue","raw_affiliation_strings":["InnovCom laboratory, Carthage university, Tunis, Tunisia"],"affiliations":[{"raw_affiliation_string":"InnovCom laboratory, Carthage university, Tunis, Tunisia","institution_ids":["https://openalex.org/I179097149"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5002582606"],"corresponding_institution_ids":["https://openalex.org/I60342839"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.13042579,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"89","issue":null,"first_page":"99","last_page":"104"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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/T10575","display_name":"Wireless Communication Networks Research","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":0.9998000264167786,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.8141269683837891},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7275406718254089},{"id":"https://openalex.org/keywords/femtocell","display_name":"Femtocell","score":0.7086530327796936},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.6190263032913208},{"id":"https://openalex.org/keywords/femto","display_name":"Femto-","score":0.6114993095397949},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.5898780822753906},{"id":"https://openalex.org/keywords/radio-resource-management","display_name":"Radio resource management","score":0.5788037180900574},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5773780941963196},{"id":"https://openalex.org/keywords/heterogeneous-network","display_name":"Heterogeneous network","score":0.5585452318191528},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.48448464274406433},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.45987409353256226},{"id":"https://openalex.org/keywords/macro","display_name":"Macro","score":0.4526425004005432},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.44040417671203613},{"id":"https://openalex.org/keywords/co-channel-interference","display_name":"Co-channel interference","score":0.4196498394012451},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.3044060468673706},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.26934814453125},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.1331787407398224}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.8141269683837891},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7275406718254089},{"id":"https://openalex.org/C152504517","wikidata":"https://www.wikidata.org/wiki/Q572455","display_name":"Femtocell","level":3,"score":0.7086530327796936},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.6190263032913208},{"id":"https://openalex.org/C2777118422","wikidata":"https://www.wikidata.org/wiki/Q110791","display_name":"Femto-","level":2,"score":0.6114993095397949},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.5898780822753906},{"id":"https://openalex.org/C182448111","wikidata":"https://www.wikidata.org/wiki/Q7281197","display_name":"Radio resource management","level":4,"score":0.5788037180900574},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5773780941963196},{"id":"https://openalex.org/C158207573","wikidata":"https://www.wikidata.org/wiki/Q5747224","display_name":"Heterogeneous network","level":4,"score":0.5585452318191528},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.48448464274406433},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.45987409353256226},{"id":"https://openalex.org/C166955791","wikidata":"https://www.wikidata.org/wiki/Q629579","display_name":"Macro","level":2,"score":0.4526425004005432},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.44040417671203613},{"id":"https://openalex.org/C6532628","wikidata":"https://www.wikidata.org/wiki/Q5137431","display_name":"Co-channel interference","level":4,"score":0.4196498394012451},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.3044060468673706},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.26934814453125},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.1331787407398224},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/ictc.2014.6983093","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc.2014.6983093","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 International Conference on Information and Communication Technology Convergence (ICTC)","raw_type":"proceedings-article"},{"id":"pmh:oai:qspace.qu.edu.qa:10576/30486","is_oa":false,"landing_page_url":"https://www.scopus.com/inward/record.uri?eid=2-s2.0-84920186616&doi=10.1109%2fICTC.2014.6983093&partnerID=40&md5=295853a9a73beeca783d31c682baed0a","pdf_url":null,"source":{"id":"https://openalex.org/S4306400014","display_name":"Qatar University QSpace (Qatar University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I60342839","host_organization_name":"Qatar University","host_organization_lineage":["https://openalex.org/I60342839"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1522045078","https://openalex.org/W1970964696","https://openalex.org/W2052169157","https://openalex.org/W2052230613","https://openalex.org/W2077617234","https://openalex.org/W2117722074","https://openalex.org/W2126948105","https://openalex.org/W2128177517","https://openalex.org/W2151341346","https://openalex.org/W2157005274","https://openalex.org/W3008609509","https://openalex.org/W3113221786"],"related_works":["https://openalex.org/W3034508715","https://openalex.org/W2540713768","https://openalex.org/W2062595562","https://openalex.org/W2322631759","https://openalex.org/W1484352081","https://openalex.org/W2032024533","https://openalex.org/W2055389430","https://openalex.org/W2062508111","https://openalex.org/W1987099914","https://openalex.org/W1544225506"],"abstract_inverted_index":{"Deployment":[0],"of":[1,90],"femto-cells":[2],"underlaying":[3],"the":[4,12,16,26,29,36,55,88,105,111],"macro-cell":[5,30],"has":[6],"been":[7,73],"proven":[8],"to":[9,20,103],"greatly":[10],"improve":[11],"system":[13,107],"capacity":[14],"and":[15,31,46,62,78,100],"indoor":[17],"coverage.":[18],"However,":[19],"successfully":[21],"deploy":[22],"this":[23,86],"heterogeneous":[24,66],"network,":[25],"interference":[27,37,60,69],"among":[28],"femto-cells,":[32,39],"as":[33,35],"well":[34],"between":[38],"which":[40,101],"are":[41],"respectively":[42],"called":[43],"cross":[44],"tier":[45],"intra-tier":[47],"interferences,":[48],"must":[49],"be":[50],"mitigated.":[51],"Cognitive":[52],"radio":[53,80],"is":[54],"most":[56],"promising":[57],"technique":[58],"for":[59],"avoidance":[61],"mitigation":[63,70],"in":[64,85],"two-tier":[65],"networks.":[67],"Different":[68],"approaches":[71],"have":[72],"studied":[74],"including":[75],"antenna":[76],"beamforming":[77],"orthogonal":[79],"resource":[81],"assignment.":[82],"We":[83],"quantify":[84],"paper":[87],"performance":[89],"a":[91],"new":[92],"spectrum":[93],"sharing":[94],"scheme":[95],"using":[96],"Markov":[97],"chains":[98],"modeling,":[99],"attempt":[102],"enhance":[104],"secondary":[106],"performances":[108],"while":[109],"canceling":[110],"cross-tier":[112],"interferences.":[113]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
