{"id":"https://openalex.org/W1854370500","doi":"https://doi.org/10.1109/icassp.1986.1168545","title":"FFT Processor as a digital lens for radio patrol camera in astrophysics","display_name":"FFT Processor as a digital lens for radio patrol camera in astrophysics","publication_year":2005,"publication_date":"2005-03-24","ids":{"openalex":"https://openalex.org/W1854370500","doi":"https://doi.org/10.1109/icassp.1986.1168545","mag":"1854370500"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.1986.1168545","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1986.1168545","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '86. IEEE International Conference on Acoustics, Speech, and Signal Processing","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/A5025811068","display_name":"T. Daishido","orcid":null},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"T. Daishido","raw_affiliation_strings":["Department of Science, School of Education, Waseda University, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Science, School of Education, Waseda University, Tokyo, Japan","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077730815","display_name":"K. Asuma","orcid":null},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"K. Asuma","raw_affiliation_strings":["Department of Science, School of Education, Waseda University, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Science, School of Education, Waseda University, Tokyo, Japan","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038808534","display_name":"Hiromi Ohara","orcid":null},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"H. Ohara","raw_affiliation_strings":["School of Science and Engineering, Waseda University, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"School of Science and Engineering, Waseda University, Tokyo, Japan","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111351409","display_name":"Shinichi Komatsu","orcid":null},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"S. Komatsu","raw_affiliation_strings":["School of Science and Engineering, Waseda University, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"School of Science and Engineering, Waseda University, Tokyo, Japan","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5022067281","display_name":"Kiyoshi Nagane","orcid":null},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"K. Nagane","raw_affiliation_strings":["Nobeyama Radio Observatory, University of Tokyo, Nagano, Japan"],"affiliations":[{"raw_affiliation_string":"Nobeyama Radio Observatory, University of Tokyo, Nagano, Japan","institution_ids":["https://openalex.org/I74801974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5025811068"],"corresponding_institution_ids":["https://openalex.org/I150744194"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.08774009,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"11","issue":null,"first_page":"2855","last_page":"2857"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9973000288009644,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9973000288009644,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11484","display_name":"Adaptive optics and wavefront sensing","score":0.9919999837875366,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12449","display_name":"Spacecraft Design and Technology","score":0.9638000130653381,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.7921682596206665},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.629015326499939},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.4167303442955017},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.4042295217514038},{"id":"https://openalex.org/keywords/computer-graphics","display_name":"Computer graphics (images)","score":0.35705816745758057},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21756568551063538},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.09672209620475769}],"concepts":[{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.7921682596206665},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.629015326499939},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.4167303442955017},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.4042295217514038},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.35705816745758057},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21756568551063538},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.09672209620475769},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.1986.1168545","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1986.1168545","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '86. IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.6200000047683716,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W2316111874","https://openalex.org/W2488081838"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W4327521644","https://openalex.org/W2978884468","https://openalex.org/W3132558499","https://openalex.org/W2390279801","https://openalex.org/W2168413811","https://openalex.org/W2005846134","https://openalex.org/W2358668433","https://openalex.org/W2369237035","https://openalex.org/W2948041274"],"abstract_inverted_index":{"FFT":[0,55,80,90],"processor":[1,56],"has":[2,32],"been":[3],"constructed":[4],"as":[5,82],"a":[6,83],"directional":[7],"finding":[8],"tool":[9],"in":[10],"the":[11,53,59,64],"pilot":[12,24],"system":[13,25],"of":[14,63],"Waseda":[15],"Radio":[16,73],"Patrol":[17,74],"Camera":[18,75],"for":[19,76],"radio":[20,60],"astronomical":[21],"use.":[22],"The":[23,88],"is":[26],"an":[27],"eight":[28,33,45],"elements":[29],"interferometer,":[30],"which":[31],"amplifiers":[34],"and":[35,86],"sixteen":[36],"A/D":[37],"converters":[38],"operating":[39],"at":[40],"20":[41],"MHz":[42],"each.":[43],"Obtained":[44],"complex":[46],"signals":[47],"are":[48],"parallely":[49],"Fourier":[50],"transformed":[51],"by":[52],"present":[54],"to":[57],"receive":[58],"brightness":[61],"distribution":[62],"sky.":[65],"We":[66],"discuss":[67],"here":[68],"(a)":[69],"A":[70],"Large":[71],"Field":[72],"Astrophysical":[77],"Use,":[78],"(b)":[79],"Processor":[81],"Digital":[84],"Lens,":[85],"(3)":[87],"Present":[89],"Processor.":[91]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
