{"id":"https://openalex.org/W4403534131","doi":"https://doi.org/10.1109/lgrs.2024.3483171","title":"Improved Linear PRI Design Strategy for HRWS Continuous Spaceborne SAR Imaging","display_name":"Improved Linear PRI Design Strategy for HRWS Continuous Spaceborne SAR Imaging","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4403534131","doi":"https://doi.org/10.1109/lgrs.2024.3483171"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2024.3483171","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2024.3483171","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"is_oa":false,"is_in_doaj":false,"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 Geoscience and Remote Sensing Letters","raw_type":"journal-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/A5101317258","display_name":"Ruizhen Song","orcid":"https://orcid.org/0009-0003-6132-6573"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210137199","display_name":"Aerospace Information Research Institute","ror":"https://ror.org/0419fj215","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ruizhen Song","raw_affiliation_strings":["Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0003-6132-6573","affiliations":[{"raw_affiliation_string":"Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210137199","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076868786","display_name":"Wei Wang","orcid":"https://orcid.org/0000-0003-4251-3464"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210137199","display_name":"Aerospace Information Research Institute","ror":"https://ror.org/0419fj215","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Wang","raw_affiliation_strings":["Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-4251-3464","affiliations":[{"raw_affiliation_string":"Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210137199","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101846754","display_name":"Yongwei Zhang","orcid":"https://orcid.org/0000-0002-1902-1501"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210137199","display_name":"Aerospace Information Research Institute","ror":"https://ror.org/0419fj215","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongwei Zhang","raw_affiliation_strings":["Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-1902-1501","affiliations":[{"raw_affiliation_string":"Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210137199","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000397053","display_name":"Yuwei Wu","orcid":"https://orcid.org/0009-0008-4095-2491"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210137199","display_name":"Aerospace Information Research Institute","ror":"https://ror.org/0419fj215","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuwei Wu","raw_affiliation_strings":["Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0008-4095-2491","affiliations":[{"raw_affiliation_string":"Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210137199","https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5041569726","display_name":"Weidong Yu","orcid":"https://orcid.org/0000-0002-7803-6084"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210137199","display_name":"Aerospace Information Research Institute","ror":"https://ror.org/0419fj215","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weidong Yu","raw_affiliation_strings":["Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-7803-6084","affiliations":[{"raw_affiliation_string":"Department of Space Microwave Remote Sensing System, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210137199","https://openalex.org/I19820366"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101317258"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210137199"],"apc_list":null,"apc_paid":null,"fwci":6.8305,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.96229204,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":"21","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9941999912261963,"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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9941999912261963,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.988099992275238,"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/remote-sensing","display_name":"Remote sensing","score":0.6326714158058167},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.6183896064758301},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.40571314096450806},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.36133241653442383},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.18119895458221436}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6326714158058167},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6183896064758301},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.40571314096450806},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.36133241653442383},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.18119895458221436}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2024.3483171","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2024.3483171","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"is_oa":false,"is_in_doaj":false,"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 Geoscience and Remote Sensing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5525117083","display_name":null,"funder_award_id":"2023YFB3904901","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1938534836","https://openalex.org/W1966130798","https://openalex.org/W2046272636","https://openalex.org/W2127065135","https://openalex.org/W2742242674","https://openalex.org/W2807958954","https://openalex.org/W2997063265","https://openalex.org/W3183167542","https://openalex.org/W4206597422","https://openalex.org/W4285058085","https://openalex.org/W4316661164","https://openalex.org/W4384162049","https://openalex.org/W6602121817"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4252699458"],"abstract_inverted_index":{"In":[0,32,93],"spaceborne":[1],"synthetic":[2],"aperture":[3],"radar":[4],"(SAR)":[5],"imaging,":[6],"pulse":[7],"repetition":[8],"interval":[9],"(PRI)":[10],"variation":[11],"technique":[12],"can":[13],"be":[14],"used":[15],"to":[16,43,106,143],"change":[17,37,83],"the":[18,94,116,128,133,140,154,157,161,165,173],"position":[19],"of":[20,64,119,135,148,156,164],"gaps":[21],"caused":[22],"by":[23,126,169],"transmission":[24],"blockage,":[25],"enabling":[26],"ultrawide":[27],"continuous":[28,90],"swath":[29],"SAR":[30,91,166],"imaging.":[31,92],"particular,":[33],"linear":[34,55,80],"fast":[35,56,81],"PRI":[36,57,82,102,122],"stands":[38],"out":[39],"for":[40,86,101],"its":[41],"ability":[42],"directly":[44],"control":[45],"gap":[46,65],"positions.":[47],"However,":[48],"when":[49],"higher":[50],"resolution":[51],"is":[52,104,124],"required,":[53],"existing":[54],"design":[58,84,96,103,117,137],"strategy":[59,85,118],"poses":[60],"a":[61,98],"potential":[62],"risk":[63],"overlap,":[66],"further":[67],"degrading":[68],"imaging":[69],"quality.":[70],"To":[71],"tackle":[72],"this":[73,75],"problem,":[74],"letter":[76],"proposes":[77],"an":[78],"improved":[79,95,125],"high-resolution":[87],"wide-swath":[88],"(HRWS)":[89],"strategy,":[97,159],"feasible":[99,129],"region":[100],"developed":[105],"ensure":[107],"that":[108],"azimuth":[109],"samples":[110],"are":[111],"never":[112],"continuously":[113],"lost.":[114],"Subsequently,":[115],"more":[120],"elaborated":[121],"sequence":[123],"expanding":[127],"region,":[130],"which":[131],"increases":[132],"flexibility":[134],"system":[136,167],"and":[138],"improves":[139],"range":[141],"ambiguity":[142],"signal":[144],"ratio":[145],"(RASR)":[146],"performance":[147],"SAR.":[149],"Finally,":[150],"simulation":[151],"results":[152],"demonstrate":[153],"advancement":[155],"proposed":[158],"with":[160],"worst":[162],"RASR":[163],"improving":[168],"6":[170],"dB":[171],"in":[172],"given":[174],"example.":[175]},"counts_by_year":[{"year":2025,"cited_by_count":5}],"updated_date":"2025-12-21T01:58:51.020947","created_date":"2025-10-10T00:00:00"}
