{"id":"https://openalex.org/W3205441997","doi":"https://doi.org/10.1109/igarss47720.2021.9553071","title":"The Latest Status of Our First Demonstration Satellite of the Commercial Small Synthetic Aperture Radar After the Launch","display_name":"The Latest Status of Our First Demonstration Satellite of the Commercial Small Synthetic Aperture Radar After the Launch","publication_year":2021,"publication_date":"2021-07-11","ids":{"openalex":"https://openalex.org/W3205441997","doi":"https://doi.org/10.1109/igarss47720.2021.9553071","mag":"3205441997"},"language":"en","primary_location":{"id":"doi:10.1109/igarss47720.2021.9553071","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss47720.2021.9553071","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS","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/A5080580916","display_name":"Toshihiro Obata","orcid":"https://orcid.org/0000-0001-8931-7722"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Toshihiro Obata","raw_affiliation_strings":["Synspective inc., Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Synspective inc., Tokyo, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036318765","display_name":"Motoyuki Arai","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Motoyuki Arai","raw_affiliation_strings":["Synspective inc., Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Synspective inc., Tokyo, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074250720","display_name":"Shoichiro Asada","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shoichiro Asada","raw_affiliation_strings":["Synspective inc., Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Synspective inc., Tokyo, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108646531","display_name":"Tomoyuki Imaizumi","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Imaizumi Tomoyuki","raw_affiliation_strings":["Synspective inc., Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Synspective inc., Tokyo, Japan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103059520","display_name":"Yutaka Suzuki","orcid":"https://orcid.org/0000-0003-4611-1809"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yutaka Suzuki","raw_affiliation_strings":["Synspective inc., Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Synspective inc., Tokyo, Japan","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5080580916"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.34,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.74179206,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1487","last_page":"1489"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12449","display_name":"Spacecraft Design and Technology","score":0.9710999727249146,"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"}},"topics":[{"id":"https://openalex.org/T12449","display_name":"Spacecraft Design and Technology","score":0.9710999727249146,"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"}},{"id":"https://openalex.org/T10406","display_name":"Planetary Science and Exploration","score":0.9120000004768372,"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/T12005","display_name":"Spaceflight effects on biology","score":0.9038000106811523,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.7845272421836853},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6484408974647522},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.601758599281311},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5288335680961609},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4820769429206848},{"id":"https://openalex.org/keywords/space-based-radar","display_name":"Space-based radar","score":0.47939443588256836},{"id":"https://openalex.org/keywords/inverse-synthetic-aperture-radar","display_name":"Inverse synthetic aperture radar","score":0.4444355070590973},{"id":"https://openalex.org/keywords/side-looking-airborne-radar","display_name":"Side looking airborne radar","score":0.4370105564594269},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.388053297996521},{"id":"https://openalex.org/keywords/aeronautics","display_name":"Aeronautics","score":0.3235969543457031},{"id":"https://openalex.org/keywords/radar-engineering-details","display_name":"Radar engineering details","score":0.2817324101924896},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.276077538728714},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.24127650260925293},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.23422938585281372},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.1522875428199768}],"concepts":[{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.7845272421836853},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6484408974647522},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.601758599281311},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5288335680961609},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4820769429206848},{"id":"https://openalex.org/C36067731","wikidata":"https://www.wikidata.org/wiki/Q7572176","display_name":"Space-based radar","level":5,"score":0.47939443588256836},{"id":"https://openalex.org/C109094680","wikidata":"https://www.wikidata.org/wiki/Q6060432","display_name":"Inverse synthetic aperture radar","level":4,"score":0.4444355070590973},{"id":"https://openalex.org/C62282787","wikidata":"https://www.wikidata.org/wiki/Q831483","display_name":"Side looking airborne radar","level":5,"score":0.4370105564594269},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.388053297996521},{"id":"https://openalex.org/C178802073","wikidata":"https://www.wikidata.org/wiki/Q8421","display_name":"Aeronautics","level":1,"score":0.3235969543457031},{"id":"https://openalex.org/C134406370","wikidata":"https://www.wikidata.org/wiki/Q832005","display_name":"Radar engineering details","level":4,"score":0.2817324101924896},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.276077538728714},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.24127650260925293},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.23422938585281372},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.1522875428199768}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss47720.2021.9553071","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss47720.2021.9553071","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS","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":2,"referenced_works":["https://openalex.org/W2885946408","https://openalex.org/W6753862868"],"related_works":["https://openalex.org/W2112228652","https://openalex.org/W1908474219","https://openalex.org/W2545123933","https://openalex.org/W1994788526","https://openalex.org/W2041414401","https://openalex.org/W2108352898","https://openalex.org/W2042726296","https://openalex.org/W2081203575","https://openalex.org/W2612690400","https://openalex.org/W2160730947"],"abstract_inverted_index":{"The":[0,156],"demand":[1],"for":[2,101,166],"SAR":[3,47,63,89],"-":[4,20,111,116,149,151,171],"Synthetic":[5],"Aperture":[6],"Radar":[7],"satellites":[8,48],"that":[9,65,78],"can":[10,66],"observe":[11],"a":[12,43,99,136,147],"target":[13],"area":[14],"through":[15],"clouds":[16],"and":[17,93,97,130],"during":[18],"nighttime":[19],"is":[21,40,144],"emerging,":[22],"particularly":[23],"in":[24],"Asia,":[25],"where":[26],"frequent":[27],"cloud":[28],"cover":[29],"inhibits":[30],"the":[31,59,79,86,118,163,167],"satellite":[32,110],"monitoring":[33],"capabilities":[34],"of":[35,45,62,70,74,81,88,120,153,169],"optical":[36],"sensors.":[37],"Our":[38,141],"goal":[39,143],"to":[41,49,57,91,125,134,145,174,177],"build":[42,126,146],"constellation":[44,83,138,148],"small":[46],"achieve":[50],"short-term":[51],"revisits":[52],"(less":[53],"than":[54],"one":[55],"day),":[56],"make":[58,135],"best":[60],"use":[61],"sensors":[64],"acquire":[67],"data":[68,90],"regardless":[69],"weather":[71],"or":[72],"time":[73],"day.":[75],"We":[76,104],"expect":[77],"development":[80],"this":[82],"will":[84,131],"expand":[85],"scope":[87],"business":[92],"private":[94],"decision":[95],"making,":[96],"develop":[98],"market":[100],"commercial":[102],"use.":[103],"have":[105],"launched":[106],"our":[107,127],"first":[108],"demonstrative":[109],"StriX-":[112],"<tex":[113],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[114],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$\\alpha$</tex>":[115],"at":[117],"end":[119],"2020,":[121],"are":[122],"already":[123],"preparing":[124],"second":[128],"satellite,":[129],"go":[132],"on":[133,162],"six-satellite":[137],"by":[139],"2022.":[140],"ultimate":[142],"StriX":[150,158],"consisting":[152],"30":[154],"satellites.":[155],"name":[157,165],"was":[159],"given":[160],"based":[161],"scientific":[164],"genus":[168],"owls":[170],"an":[172],"allusion":[173],"its":[175],"ability":[176],"\u2018see\u2019.":[178]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}