{"id":"https://openalex.org/W4292387394","doi":"https://doi.org/10.1109/access.2022.3200385","title":"A Digital Filter Bank Based Method for Data Reduction in Spaceborne SAR Electronics","display_name":"A Digital Filter Bank Based Method for Data Reduction in Spaceborne SAR Electronics","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4292387394","doi":"https://doi.org/10.1109/access.2022.3200385"},"language":"en","primary_location":{"id":"doi:10.1109/access.2022.3200385","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3200385","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09863866.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09863866.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5065822169","display_name":"Hyonik Lee","orcid":"https://orcid.org/0000-0002-8410-4557"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Hyonik Lee","raw_affiliation_strings":["School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST), Yuseong-gu, Daejeon, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST), Yuseong-gu, Daejeon, Republic of Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100417279","display_name":"Se-Young Kim","orcid":"https://orcid.org/0000-0002-5112-3524"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]},{"id":"https://openalex.org/I2801036362","display_name":"Agency for Defense Development","ror":"https://ror.org/05fhe0r85","country_code":"KR","type":"government","lineage":["https://openalex.org/I1327899338","https://openalex.org/I1344042128","https://openalex.org/I2801036362","https://openalex.org/I2801339556"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Se-Young Kim","raw_affiliation_strings":["Defense Space Technology Center, Agency for Defense Development (ADD), Daejeon, Republic of Korea","School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST), Yuseong-gu, Daejeon, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Defense Space Technology Center, Agency for Defense Development (ADD), Daejeon, Republic of Korea","institution_ids":["https://openalex.org/I2801036362"]},{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST), Yuseong-gu, Daejeon, Republic of Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100698370","display_name":"Sol Kim","orcid":"https://orcid.org/0000-0002-6354-6524"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]},{"id":"https://openalex.org/I2801036362","display_name":"Agency for Defense Development","ror":"https://ror.org/05fhe0r85","country_code":"KR","type":"government","lineage":["https://openalex.org/I1327899338","https://openalex.org/I1344042128","https://openalex.org/I2801036362","https://openalex.org/I2801339556"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sol Kim","raw_affiliation_strings":["Defense Space Technology Center, Agency for Defense Development (ADD), Daejeon, Republic of Korea","School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST), Yuseong-gu, Daejeon, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"Defense Space Technology Center, Agency for Defense Development (ADD), Daejeon, Republic of Korea","institution_ids":["https://openalex.org/I2801036362"]},{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST), Yuseong-gu, Daejeon, Republic of Korea","institution_ids":["https://openalex.org/I157485424"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102860768","display_name":"Jong\u2010Won Yu","orcid":"https://orcid.org/0000-0001-9932-757X"},"institutions":[{"id":"https://openalex.org/I157485424","display_name":"Korea Advanced Institute of Science and Technology","ror":"https://ror.org/05apxxy63","country_code":"KR","type":"education","lineage":["https://openalex.org/I157485424"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jong-Won Yu","raw_affiliation_strings":["School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST), Yuseong-gu, Daejeon, Republic of Korea"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST), Yuseong-gu, Daejeon, Republic of Korea","institution_ids":["https://openalex.org/I157485424"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5065822169"],"corresponding_institution_ids":["https://openalex.org/I157485424"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.1019,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.38214482,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"10","issue":null,"first_page":"100911","last_page":"100921"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T11034","display_name":"Digital Filter Design and Implementation","score":0.9991000294685364,"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"}},{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.7176633477210999},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6720669269561768},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.6096081137657166},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.5292243957519531},{"id":"https://openalex.org/keywords/field-programmable-gate-array","display_name":"Field-programmable gate array","score":0.4955519437789917},{"id":"https://openalex.org/keywords/filter-bank","display_name":"Filter bank","score":0.478908896446228},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.36290350556373596},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.34407252073287964},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.33884286880493164},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.25684854388237},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12352517247200012},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.08932080864906311}],"concepts":[{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.7176633477210999},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6720669269561768},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.6096081137657166},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.5292243957519531},{"id":"https://openalex.org/C42935608","wikidata":"https://www.wikidata.org/wiki/Q190411","display_name":"Field-programmable gate array","level":2,"score":0.4955519437789917},{"id":"https://openalex.org/C100515483","wikidata":"https://www.wikidata.org/wiki/Q3268235","display_name":"Filter bank","level":3,"score":0.478908896446228},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.36290350556373596},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.34407252073287964},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.33884286880493164},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.25684854388237},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12352517247200012},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.08932080864906311},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2022.3200385","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3200385","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09863866.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:934a1a71b68d459b9f4112410ef29fcc","is_oa":true,"landing_page_url":"https://doaj.org/article/934a1a71b68d459b9f4112410ef29fcc","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 10, Pp 100911-100921 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2022.3200385","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3200385","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09863866.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.46000000834465027}],"awards":[{"id":"https://openalex.org/G2696308420","display_name":null,"funder_award_id":"2020R1A2B5B","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G342704958","display_name":null,"funder_award_id":"funded","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"},{"id":"https://openalex.org/G4105591471","display_name":null,"funder_award_id":"2020R1A2B5B02001696","funder_id":"https://openalex.org/F4320320671","funder_display_name":"National Research Foundation"},{"id":"https://openalex.org/G834017027","display_name":null,"funder_award_id":"ACCESS","funder_id":"https://openalex.org/F4320320671","funder_display_name":"National Research Foundation"},{"id":"https://openalex.org/G8987838263","display_name":null,"funder_award_id":"2020R1A2B5B02001696","funder_id":"https://openalex.org/F4320322120","funder_display_name":"National Research Foundation of Korea"}],"funders":[{"id":"https://openalex.org/F4320320671","display_name":"National Research Foundation","ror":"https://ror.org/05s0g1g46"},{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4292387394.pdf","grobid_xml":"https://content.openalex.org/works/W4292387394.grobid-xml"},"referenced_works_count":24,"referenced_works":["https://openalex.org/W1600511432","https://openalex.org/W1957337538","https://openalex.org/W1972277376","https://openalex.org/W1999728008","https://openalex.org/W2005014395","https://openalex.org/W2016718430","https://openalex.org/W2036946259","https://openalex.org/W2058547242","https://openalex.org/W2085219086","https://openalex.org/W2102788701","https://openalex.org/W2106952726","https://openalex.org/W2109987625","https://openalex.org/W2113946868","https://openalex.org/W2116131060","https://openalex.org/W2121468172","https://openalex.org/W2130727561","https://openalex.org/W2131578006","https://openalex.org/W2134383396","https://openalex.org/W2159772323","https://openalex.org/W2168605763","https://openalex.org/W2407306470","https://openalex.org/W3000404927","https://openalex.org/W3205564518","https://openalex.org/W6631214410"],"related_works":["https://openalex.org/W2111241003","https://openalex.org/W2355315220","https://openalex.org/W4200391368","https://openalex.org/W2210979487","https://openalex.org/W2316202402","https://openalex.org/W2074043759","https://openalex.org/W2082487009","https://openalex.org/W2373535795","https://openalex.org/W2021595906","https://openalex.org/W2159300429"],"abstract_inverted_index":{"On-board":[0],"data":[1,23,44,93,114,125,171],"reduction":[2,45,115,126],"is":[3,24,39,49,57,138],"a":[4,10,76,83,107,121,157,190],"major":[5],"concern":[6],"in":[7,52],"designing":[8],"of":[9,20,65,110,131,142,148,154,189],"spaceborne":[11,191],"synthetic":[12],"aperture":[13],"radar":[14],"(SAR)":[15],"system":[16],"since":[17],"the":[18,29,33,41,53,63,111,124,129,146,160,187],"volume":[19,64,147],"acquired":[21],"SAR":[22,43,54,92,150,170,192],"generally":[25],"much":[26],"higher":[27],"than":[28],"downlink":[30],"capability":[31],"to":[32,61],"ground-station.":[34],"The":[35],"dechirp-on-receive":[36],"(DoR)":[37],"method":[38,60,80,98,162],"considered":[40],"state-of-the-art":[42],"technique.":[46],"If":[47],"there":[48,137],"deramping":[50],"hardware":[51],"instrument,":[55],"DoR":[56,161],"an":[58,139,167],"effective":[59],"reduce":[62],"images":[66],"for":[67,91,169],"high":[68],"resolution":[69],"modes.":[70],"In":[71,117],"this":[72,97],"paper,":[73],"we":[74,119],"use":[75],"digital":[77,193],"signal":[78],"processing":[79],"which":[81],"applies":[82],"modified":[84],"discrete":[85],"Fourier":[86],"transform":[87],"(MDFT)":[88],"filter":[89,102],"bank":[90],"reduction.":[94,172],"We":[95,173],"call":[96],"MDFT":[99],"band":[100],"selection":[101],"(MDFT-BSF).":[103],"This":[104],"paper":[105],"presents":[106,163],"quantitative":[108],"analysis":[109],"MDFT-BSF":[112,155,165,176],"on":[113,182],"performance.":[116],"addition,":[118],"provide":[120],"relationship":[122],"between":[123],"performance":[127],"and":[128,134,180],"number":[130],"sub-bands":[132],"(M),":[133],"show":[135,174],"that":[136,144,164,175],"optimal":[140],"value":[141],"M":[143],"minimizes":[145],"on-board":[149],"data.":[151],"An":[152],"evaluation":[153],"including":[156],"comparison":[158],"with":[159],"has":[166],"advantage":[168],"can":[177],"be":[178],"implemented":[179],"operated":[181],"commercial":[183],"space-grade":[184],"FPGAs":[185],"by":[186],"development":[188],"receiver.":[194]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}