{"id":"https://openalex.org/W1757255038","doi":"https://doi.org/10.1109/apccas.2002.1114942","title":"New current attenuator circuit in the current mode FFT LSI for OFDM","display_name":"New current attenuator circuit in the current mode FFT LSI for OFDM","publication_year":2003,"publication_date":"2003-06-25","ids":{"openalex":"https://openalex.org/W1757255038","doi":"https://doi.org/10.1109/apccas.2002.1114942","mag":"1757255038"},"language":"en","primary_location":{"id":"doi:10.1109/apccas.2002.1114942","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apccas.2002.1114942","pdf_url":null,"source":{"id":"https://openalex.org/S4306417752","display_name":"Asia Pacific Conference on Circuits and Systems","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Asia-Pacific Conference on Circuits and Systems","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://tohoku.repo.nii.ac.jp/record/47543/files/10.1109-APCCAS.2002.1114942.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5021304239","display_name":"Sung-Dong Kim","orcid":"https://orcid.org/0009-0005-3082-1760"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"S.K. Kim","raw_affiliation_strings":["Research Institute of Electrical Communication, University of Tohoku, Sendai, Japan","Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Research Institute of Electrical Communication, University of Tohoku, Sendai, Japan","institution_ids":[]},{"raw_affiliation_string":"Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan#TAB#","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111426302","display_name":"Shigehito Saigusa","orcid":null},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"S. Saigusa","raw_affiliation_strings":["Research Institute of Electrical Communication, University of Tohoku, Sendai, Japan","Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Research Institute of Electrical Communication, University of Tohoku, Sendai, Japan","institution_ids":[]},{"raw_affiliation_string":"Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan#TAB#","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050948979","display_name":"Suguru Kameda","orcid":"https://orcid.org/0000-0001-6608-3564"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"S. Kameda","raw_affiliation_strings":["Research Institute of Electrical Communication, University of Tohoku, Sendai, Japan","Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Research Institute of Electrical Communication, University of Tohoku, Sendai, Japan","institution_ids":[]},{"raw_affiliation_string":"Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan#TAB#","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060268134","display_name":"Hiroyuki Nakase","orcid":"https://orcid.org/0000-0002-2726-5960"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"H. Nakase","raw_affiliation_strings":["Research Institute of Electrical Communication, University of Tohoku, Sendai, Japan","Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Research Institute of Electrical Communication, University of Tohoku, Sendai, Japan","institution_ids":[]},{"raw_affiliation_string":"Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan#TAB#","institution_ids":["https://openalex.org/I201537933"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5038631363","display_name":"K. Tsubouchi","orcid":"https://orcid.org/0000-0003-1963-1112"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"K. Tsubouchi","raw_affiliation_strings":["Research Institute of Electrical Communication, University of Tohoku, Sendai, Japan","Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Research Institute of Electrical Communication, University of Tohoku, Sendai, Japan","institution_ids":[]},{"raw_affiliation_string":"Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan#TAB#","institution_ids":["https://openalex.org/I201537933"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5021304239"],"corresponding_institution_ids":["https://openalex.org/I201537933"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.12764072,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"1","issue":null,"first_page":"225","last_page":"228"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.9988999962806702,"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/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.9988999962806702,"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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9987999796867371,"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/T10232","display_name":"Optical Network Technologies","score":0.9983999729156494,"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/attenuator","display_name":"Attenuator (electronics)","score":0.8057687878608704},{"id":"https://openalex.org/keywords/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.664189875125885},{"id":"https://openalex.org/keywords/current","display_name":"Current (fluid)","score":0.5715821385383606},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5661593079566956},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.5471829175949097},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5072159767150879},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.48739343881607056},{"id":"https://openalex.org/keywords/current-mirror","display_name":"Current mirror","score":0.44685274362564087},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.44583889842033386},{"id":"https://openalex.org/keywords/attenuation","display_name":"Attenuation","score":0.38976314663887024},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.31255853176116943},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2806529402732849},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.19237664341926575},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.12431648373603821},{"id":"https://openalex.org/keywords/transistor","display_name":"Transistor","score":0.11096638441085815},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.0853574275970459}],"concepts":[{"id":"https://openalex.org/C174847166","wikidata":"https://www.wikidata.org/wiki/Q1269728","display_name":"Attenuator (electronics)","level":3,"score":0.8057687878608704},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.664189875125885},{"id":"https://openalex.org/C148043351","wikidata":"https://www.wikidata.org/wiki/Q4456944","display_name":"Current (fluid)","level":2,"score":0.5715821385383606},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5661593079566956},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.5471829175949097},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5072159767150879},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.48739343881607056},{"id":"https://openalex.org/C173966970","wikidata":"https://www.wikidata.org/wiki/Q786012","display_name":"Current mirror","level":4,"score":0.44685274362564087},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.44583889842033386},{"id":"https://openalex.org/C184652730","wikidata":"https://www.wikidata.org/wiki/Q2357982","display_name":"Attenuation","level":2,"score":0.38976314663887024},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.31255853176116943},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2806529402732849},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.19237664341926575},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.12431648373603821},{"id":"https://openalex.org/C172385210","wikidata":"https://www.wikidata.org/wiki/Q5339","display_name":"Transistor","level":3,"score":0.11096638441085815},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0853574275970459},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/apccas.2002.1114942","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apccas.2002.1114942","pdf_url":null,"source":{"id":"https://openalex.org/S4306417752","display_name":"Asia Pacific Conference on Circuits and Systems","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Asia-Pacific Conference on Circuits and Systems","raw_type":"proceedings-article"},{"id":"pmh:oai:irdb.nii.ac.jp:00918:0000477749","is_oa":true,"landing_page_url":"https://tohoku.repo.nii.ac.jp/records/47543","pdf_url":"https://tohoku.repo.nii.ac.jp/record/47543/files/10.1109-APCCAS.2002.1114942.pdf","source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2002 Asia-Pacific Conference on Circuits and Systems, 2002. APCCAS '02","raw_type":"journal article"}],"best_oa_location":{"id":"pmh:oai:irdb.nii.ac.jp:00918:0000477749","is_oa":true,"landing_page_url":"https://tohoku.repo.nii.ac.jp/records/47543","pdf_url":"https://tohoku.repo.nii.ac.jp/record/47543/files/10.1109-APCCAS.2002.1114942.pdf","source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2002 Asia-Pacific Conference on Circuits and Systems, 2002. APCCAS '02","raw_type":"journal article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.7799999713897705}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1757255038.pdf","grobid_xml":"https://content.openalex.org/works/W1757255038.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W567319162","https://openalex.org/W1523145049","https://openalex.org/W1972687534","https://openalex.org/W2003778569","https://openalex.org/W2095319495","https://openalex.org/W2104865560","https://openalex.org/W2105966093","https://openalex.org/W2110033475","https://openalex.org/W2110774823","https://openalex.org/W2120746393","https://openalex.org/W2123969927","https://openalex.org/W2132147894","https://openalex.org/W2140823559","https://openalex.org/W2146568502","https://openalex.org/W6615981336","https://openalex.org/W6983264941"],"related_works":["https://openalex.org/W2389772695","https://openalex.org/W2356507289","https://openalex.org/W2514464399","https://openalex.org/W2373477153","https://openalex.org/W4367147853","https://openalex.org/W3094462591","https://openalex.org/W2560907006","https://openalex.org/W3217517359","https://openalex.org/W233057023","https://openalex.org/W2535612591"],"abstract_inverted_index":{"To":[0],"achieve":[1],"the":[2,36,44,65,72,82,90],"high":[3,79],"performance":[4],"of":[5,51,64,71],"current-mode":[6,91],"fast-Fourier-transform":[7],"(FFT)":[8],"large-scaled":[9],"integration":[10],"(LSI)":[11],"for":[12,95],"orthogonal":[13],"frequency":[14],"division":[15],"multiplexing":[16],"(OFDM)":[17],"system,":[18],"a":[19,24],"new":[20],"current-attenuator":[21],"circuit":[22,49,66,77],"without":[23],"DC":[25],"offset-current":[26],"error":[27],"is":[28,39,67],"proposed.":[29],"The":[30,48,61,75],"attainable":[31],"maximum":[32],"scale":[33],"accuracy":[34,80],"to":[35,69,88],"input":[37,73],"current":[38,63,83],"theoretically":[40],"-80":[41],"dB":[42],"in":[43,56],"proposed":[45,76],"attenuator":[46],"circuit.":[47],"consists":[50],"N-current":[52],"mirrors":[53],"simply":[54],"connected":[55],"parallel":[57],"with":[58],"one":[59],"another.":[60],"output":[62],"reduced":[68],"1/N":[70],"current.":[74],"exerts":[78],"on":[81],"attenuation":[84],"and":[85],"enables":[86],"us":[87],"design":[89],"64-point":[92],"FFT":[93],"LSI":[94],"OFDM":[96],"system.":[97]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}