{"id":"https://openalex.org/W2117062566","doi":"https://doi.org/10.1109/pimrc.2009.5450175","title":"Efficient multi-channel wideband spectrum sensing technique using filter bank","display_name":"Efficient multi-channel wideband spectrum sensing technique using filter bank","publication_year":2009,"publication_date":"2009-09-01","ids":{"openalex":"https://openalex.org/W2117062566","doi":"https://doi.org/10.1109/pimrc.2009.5450175","mag":"2117062566"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc.2009.5450175","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2009.5450175","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 20th International Symposium on Personal, Indoor and Mobile Radio Communications","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/A5100332522","display_name":"Minseok Kim","orcid":"https://orcid.org/0000-0002-6839-5155"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Minseok Kim","raw_affiliation_strings":["Graduate School of Science and Engineering, Tokyo Institute of Technology, Meguro, Tokyo, Japan","Graduate School of Science and Engineering, Tokyo Institute of Technology, 2-12-1 O-okayama, Meguro-ku, Tokyo, 152-8550 Japan"],"affiliations":[{"raw_affiliation_string":"Graduate School of Science and Engineering, Tokyo Institute of Technology, Meguro, Tokyo, Japan","institution_ids":["https://openalex.org/I114531698"]},{"raw_affiliation_string":"Graduate School of Science and Engineering, Tokyo Institute of Technology, 2-12-1 O-okayama, Meguro-ku, Tokyo, 152-8550 Japan","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5025447890","display_name":"Jun\u2010ichi Takada","orcid":"https://orcid.org/0000-0002-9108-3010"},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Jun-ichi Takada","raw_affiliation_strings":["Graduate School of Science and Engineering, Tokyo Institute of Technology, Meguro, Tokyo, Japan","Graduate School of Science and Engineering, Tokyo Institute of Technology, 2-12-1 O-okayama, Meguro-ku, Tokyo, 152-8550 Japan"],"affiliations":[{"raw_affiliation_string":"Graduate School of Science and Engineering, Tokyo Institute of Technology, Meguro, Tokyo, Japan","institution_ids":["https://openalex.org/I114531698"]},{"raw_affiliation_string":"Graduate School of Science and Engineering, Tokyo Institute of Technology, 2-12-1 O-okayama, Meguro-ku, Tokyo, 152-8550 Japan","institution_ids":["https://openalex.org/I114531698"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5100332522"],"corresponding_institution_ids":["https://openalex.org/I114531698"],"apc_list":null,"apc_paid":null,"fwci":0.3428,"has_fulltext":false,"cited_by_count":27,"citation_normalized_percentile":{"value":0.63799738,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1014","last_page":"1018"},"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9962999820709229,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9900000095367432,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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":0.7968564033508301},{"id":"https://openalex.org/keywords/wideband","display_name":"Wideband","score":0.7534271478652954},{"id":"https://openalex.org/keywords/filter-bank","display_name":"Filter bank","score":0.7464102506637573},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7355324029922485},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.53645920753479},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.5178866386413574},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5171841382980347},{"id":"https://openalex.org/keywords/spectral-leakage","display_name":"Spectral leakage","score":0.5110269784927368},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.4823395907878876},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.467974454164505},{"id":"https://openalex.org/keywords/polyphase-system","display_name":"Polyphase system","score":0.41946911811828613},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.41382575035095215},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.27930718660354614},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.24039265513420105},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2045593559741974},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15945973992347717},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.09050038456916809}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.7968564033508301},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.7534271478652954},{"id":"https://openalex.org/C100515483","wikidata":"https://www.wikidata.org/wiki/Q3268235","display_name":"Filter bank","level":3,"score":0.7464102506637573},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7355324029922485},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.53645920753479},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.5178866386413574},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5171841382980347},{"id":"https://openalex.org/C113407356","wikidata":"https://www.wikidata.org/wiki/Q1431214","display_name":"Spectral leakage","level":3,"score":0.5110269784927368},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.4823395907878876},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.467974454164505},{"id":"https://openalex.org/C96157337","wikidata":"https://www.wikidata.org/wiki/Q391639","display_name":"Polyphase system","level":2,"score":0.41946911811828613},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.41382575035095215},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.27930718660354614},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.24039265513420105},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2045593559741974},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15945973992347717},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.09050038456916809},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/pimrc.2009.5450175","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2009.5450175","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE 20th International Symposium on Personal, Indoor and Mobile Radio Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.6200000047683716}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1481646516","https://openalex.org/W1516996557","https://openalex.org/W1982575274","https://openalex.org/W1984921503","https://openalex.org/W2071707134","https://openalex.org/W2110702117","https://openalex.org/W2115400030","https://openalex.org/W2122752988","https://openalex.org/W2137409439","https://openalex.org/W2161465455","https://openalex.org/W2539609502","https://openalex.org/W4255633808","https://openalex.org/W6728531465"],"related_works":["https://openalex.org/W1521597021","https://openalex.org/W2101046665","https://openalex.org/W2163367231","https://openalex.org/W2159772323","https://openalex.org/W2383496893","https://openalex.org/W2138368804","https://openalex.org/W2116264631","https://openalex.org/W2603982485","https://openalex.org/W2037673368","https://openalex.org/W2537414839"],"abstract_inverted_index":{"As":[0],"a":[1,86],"growing":[2],"interest":[3],"in":[4],"the":[5,14,20,120],"cognitive":[6,36],"radio":[7],"technology":[8],"has":[9],"been":[10],"taken":[11],"based":[12,51,92],"on":[13,52,93],"idea":[15],"of":[16,71,88],"opportunistic":[17],"spectrum":[18,21,62],"use,":[19],"sensing":[22,90,106],"technique":[23],"for":[24],"dynamic":[25],"channel":[26],"environment":[27],"is":[28,76,108],"more":[29,31],"and":[30,125],"important":[32],"to":[33,56,68],"ensure":[34],"that":[35],"radios":[37],"would":[38],"not":[39],"interfere":[40],"with":[41,60,102,119],"primary":[42],"systems":[43],"while":[44],"it":[45,75],"achieves":[46],"reasonable":[47],"throughput":[48],"opportunistically.":[49],"Architecture":[50],"filter":[53,96],"bank":[54,97],"allows":[55],"sense":[57],"multi-channels":[58],"simultaneously":[59],"low":[61],"leakage":[63],"from":[64],"adjacent":[65],"channels":[66],"thanks":[67],"efficient":[69],"implementation":[70],"bandpass":[72],"filters.":[73],"Therefore":[74],"now":[77],"attracting":[78],"much":[79],"interest.":[80],"In":[81],"this":[82],"paper,":[83],"we":[84],"propose":[85],"framework":[87],"multi-channel":[89],"architecture":[91],"polyphase":[94],"DFT":[95],"followed":[98],"by":[99,110],"energy":[100],"detector":[101],"minimum":[103],"complexity.":[104],"The":[105],"performance":[107],"evaluated":[109],"numerical":[111],"simulation":[112],"as":[113,115],"well":[114],"theoretical":[116],"analysis":[117],"comparing":[118],"conventional":[121],"periodogram":[122],"spectral":[123],"estimator":[124],"time":[126],"domain":[127],"sequential":[128],"sensing.":[129]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
