{"id":"https://openalex.org/W2116751353","doi":"https://doi.org/10.1109/apccas.2010.5775044","title":"Design of split-radix FFT pruning for OFDM based cognitive radio system","display_name":"Design of split-radix FFT pruning for OFDM based cognitive radio system","publication_year":2010,"publication_date":"2010-12-01","ids":{"openalex":"https://openalex.org/W2116751353","doi":"https://doi.org/10.1109/apccas.2010.5775044","mag":"2116751353"},"language":"en","primary_location":{"id":"doi:10.1109/apccas.2010.5775044","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apccas.2010.5775044","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE Asia Pacific Conference on Circuits and Systems","raw_type":"proceedings-article"},"type":"conference-paper","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/A5050222958","display_name":"Yihu Xu","orcid":"https://orcid.org/0000-0002-7387-1865"},"institutions":[{"id":"https://openalex.org/I80611190","display_name":"Jeonbuk National University","ror":"https://ror.org/05q92br09","country_code":"KR","type":"education","lineage":["https://openalex.org/I80611190"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Yihu Xu","raw_affiliation_strings":["Division of Electronics & Information Engineering, Chonbuk National University of Korea, Jeonju, South Korea","Division of Electronics and Information Engineering, Chonbuk National University, Jeonju, Korea;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Electronics & Information Engineering, Chonbuk National University of Korea, Jeonju, South Korea","institution_ids":["https://openalex.org/I80611190"]},{"raw_affiliation_string":"Division of Electronics and Information Engineering, Chonbuk National University, Jeonju, Korea;","institution_ids":["https://openalex.org/I80611190"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054110911","display_name":"Chung-Hoon Lee","orcid":null},"institutions":[{"id":"https://openalex.org/I80611190","display_name":"Jeonbuk National University","ror":"https://ror.org/05q92br09","country_code":"KR","type":"education","lineage":["https://openalex.org/I80611190"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Chung-Hoon Lee","raw_affiliation_strings":["Division of Electronics & Information Engineering, Chonbuk National University of Korea, Jeonju, South Korea","Division of Electronics and Information Engineering, Chonbuk National University, Jeonju, Korea;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Electronics & Information Engineering, Chonbuk National University of Korea, Jeonju, South Korea","institution_ids":["https://openalex.org/I80611190"]},{"raw_affiliation_string":"Division of Electronics and Information Engineering, Chonbuk National University, Jeonju, Korea;","institution_ids":["https://openalex.org/I80611190"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063671409","display_name":"Myong-Seob Lim","orcid":null},"institutions":[{"id":"https://openalex.org/I80611190","display_name":"Jeonbuk National University","ror":"https://ror.org/05q92br09","country_code":"KR","type":"education","lineage":["https://openalex.org/I80611190"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Myong-Seob Lim","raw_affiliation_strings":["Division of Electronics & Information Engineering, Chonbuk National University of Korea, Jeonju, South Korea","Division of Electronics and Information Engineering, Chonbuk National University, Jeonju, Korea;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Electronics & Information Engineering, Chonbuk National University of Korea, Jeonju, South Korea","institution_ids":["https://openalex.org/I80611190"]},{"raw_affiliation_string":"Division of Electronics and Information Engineering, Chonbuk National University, Jeonju, Korea;","institution_ids":["https://openalex.org/I80611190"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I80611190"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.2426919,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"19","issue":null,"first_page":"524","last_page":"527"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":0.9997000098228455,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9997000098228455,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9991999864578247,"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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9990000128746033,"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/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.8358273506164551},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.7068397998809814},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.6983419060707092},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6498438119888306},{"id":"https://openalex.org/keywords/pruning","display_name":"Pruning","score":0.6114479303359985},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.6036379933357239},{"id":"https://openalex.org/keywords/multiplication","display_name":"Multiplication (music)","score":0.5886021256446838},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.5364383459091187},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5274519920349121},{"id":"https://openalex.org/keywords/twiddle-factor","display_name":"Twiddle factor","score":0.5103320479393005},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.41613519191741943},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2822377383708954},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1020234227180481},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.08284789323806763},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.06798508763313293}],"concepts":[{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.8358273506164551},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.7068397998809814},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.6983419060707092},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6498438119888306},{"id":"https://openalex.org/C108010975","wikidata":"https://www.wikidata.org/wiki/Q500094","display_name":"Pruning","level":2,"score":0.6114479303359985},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.6036379933357239},{"id":"https://openalex.org/C2780595030","wikidata":"https://www.wikidata.org/wiki/Q3860309","display_name":"Multiplication (music)","level":2,"score":0.5886021256446838},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.5364383459091187},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5274519920349121},{"id":"https://openalex.org/C4697666","wikidata":"https://www.wikidata.org/wiki/Q7857913","display_name":"Twiddle factor","level":5,"score":0.5103320479393005},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.41613519191741943},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2822377383708954},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1020234227180481},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.08284789323806763},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.06798508763313293},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C166386157","wikidata":"https://www.wikidata.org/wiki/Q1477735","display_name":"Short-time Fourier transform","level":4,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/apccas.2010.5775044","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apccas.2010.5775044","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE Asia Pacific Conference on Circuits and Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1900969659","https://openalex.org/W2090690379","https://openalex.org/W2106805276","https://openalex.org/W2153090463","https://openalex.org/W2154543331","https://openalex.org/W2168078104","https://openalex.org/W2296520333"],"related_works":["https://openalex.org/W2351401773","https://openalex.org/W2149121524","https://openalex.org/W1984254719","https://openalex.org/W2371538653","https://openalex.org/W2151986570","https://openalex.org/W2144806327","https://openalex.org/W2031343199","https://openalex.org/W2093169932","https://openalex.org/W4229456379","https://openalex.org/W2056747123"],"abstract_inverted_index":{"It":[0],"is":[1,40,134],"necessary":[2],"to":[3,15,56,87],"devise":[4],"the":[5,18,25,57,70,73,78,83,95,105,115,119,131,142],"efficient":[6,74,136],"FFT":[7,47,97,121],"algorithm":[8,99,123],"which":[9,81],"can":[10,100],"reduce":[11],"computational":[12,109,144],"complexity":[13,117],"due":[14,55],"multiplication":[16,84],"in":[17,24,90],"butterfly":[19],"structure":[20],"with":[21,69,124],"twiddle":[22],"factors":[23],"OFDM":[26,51,91],"based":[27,52,92],"Cognitive":[28,53],"Radio,":[29],"where":[30],"zero":[31,66],"valued":[32],"inputs/outputs":[33],"outnumber":[34],"nonzero":[35,88],"inputs/outputs.":[36,67],"Now":[37],"transformed":[38],"decomposition":[39],"considered":[41],"as":[42],"more":[43,106,135],"suitable":[44],"candidate":[45],"than":[46,137],"pruning":[48,79,98,122],"method":[49,133],"for":[50,77,103,141],"Radio":[54],"feasibility":[58],"of":[59,65,72,108],"HW":[60],"design":[61],"about":[62,118],"irregular":[63],"position":[64],"However,":[68],"introduction":[71],"control":[75],"circuit":[76],"matrix":[80],"selects":[82],"branch":[85],"corresponding":[86],"outputs":[89],"cognitive":[93],"radio,":[94],"split-radix":[96,120],"be":[101],"proposed":[102,132],"getting":[104],"reduction":[107,143],"complexity.":[110,145],"Through":[111],"analyzing":[112],"and":[113],"comparing":[114],"computation":[116],"other":[125,138],"algorithms,":[126],"it":[127],"was":[128],"shown":[129],"that":[130],"conventional":[139],"algorithms":[140]},"counts_by_year":[{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}