{"id":"https://openalex.org/W4321021829","doi":"https://doi.org/10.1109/jstars.2023.3245827","title":"Analysis and Compensation for Systematical Errors in Airborne Microwave Photonic SAR Imaging by 2-D Autofocus","display_name":"Analysis and Compensation for Systematical Errors in Airborne Microwave Photonic SAR Imaging by 2-D Autofocus","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4321021829","doi":"https://doi.org/10.1109/jstars.2023.3245827"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2023.3245827","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2023.3245827","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/10045770.pdf","source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/10045770.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5091333934","display_name":"Min Chen","orcid":"https://orcid.org/0000-0003-4473-0390"},"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"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min Chen","raw_affiliation_strings":["Key Laboratory of Technology in Geo-Spatial Information Processing and Application Systems, Chinese Academy of Sciences, Beijing, China","School of Electronic, Electrical and Communication Engineering, University of Chinese Academy of Sciences, Beijing, China","Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-4473-0390","affiliations":[{"raw_affiliation_string":"Key Laboratory of Technology in Geo-Spatial Information Processing and Application Systems, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366"]},{"raw_affiliation_string":"School of Electronic, Electrical and Communication Engineering, University of Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110484098","display_name":"Xiaolan Qiu","orcid":"https://orcid.org/0000-0002-8517-3415"},"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":"Xiaolan Qiu","raw_affiliation_strings":["Suzhou Aerospace Information Research Institute, Suzhou, China","Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-8517-3415","affiliations":[{"raw_affiliation_string":"Suzhou Aerospace Information Research Institute, Suzhou, China","institution_ids":["https://openalex.org/I4210137199"]},{"raw_affiliation_string":"Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067279461","display_name":"Ruoming Li","orcid":"https://orcid.org/0000-0003-1783-6798"},"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":"Ruoming Li","raw_affiliation_strings":["National Key Laboratory of Microwave Imaging Technology, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-1783-6798","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Microwave Imaging Technology, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007802013","display_name":"Wangzhe Li","orcid":"https://orcid.org/0000-0001-5074-4620"},"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":"Wangzhe Li","raw_affiliation_strings":["National Key Laboratory of Microwave Imaging Technology, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0001-5074-4620","affiliations":[{"raw_affiliation_string":"National Key Laboratory of Microwave Imaging Technology, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112365916","display_name":"Kun Fu","orcid":"https://orcid.org/0000-0002-0450-6469"},"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":"Kun Fu","raw_affiliation_strings":["Suzhou Aerospace Information Research Institute, Suzhou, China","Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-0450-6469","affiliations":[{"raw_affiliation_string":"Suzhou Aerospace Information Research Institute, Suzhou, China","institution_ids":["https://openalex.org/I4210137199"]},{"raw_affiliation_string":"Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210137199"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":9.6616,"has_fulltext":true,"cited_by_count":14,"citation_normalized_percentile":{"value":0.97076023,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"16","issue":null,"first_page":"2221","last_page":"2236"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9991000294685364,"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":0.9991000294685364,"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/T13114","display_name":"Image Processing Techniques and Applications","score":0.9865000247955322,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9833999872207642,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.7662605047225952},{"id":"https://openalex.org/keywords/autofocus","display_name":"Autofocus","score":0.7398070096969604},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7216631174087524},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.5159174203872681},{"id":"https://openalex.org/keywords/residual","display_name":"Residual","score":0.4712555706501007},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.4644363820552826},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.461581289768219},{"id":"https://openalex.org/keywords/microwave-imaging","display_name":"Microwave imaging","score":0.4339250326156616},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4144197106361389},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4065934419631958},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.33989354968070984},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.30991512537002563},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2798292636871338},{"id":"https://openalex.org/keywords/microwave","display_name":"Microwave","score":0.24232691526412964},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.19023430347442627},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.15903517603874207},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14333882927894592}],"concepts":[{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.7662605047225952},{"id":"https://openalex.org/C103764139","wikidata":"https://www.wikidata.org/wiki/Q210008","display_name":"Autofocus","level":3,"score":0.7398070096969604},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7216631174087524},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.5159174203872681},{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.4712555706501007},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.4644363820552826},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.461581289768219},{"id":"https://openalex.org/C2779885931","wikidata":"https://www.wikidata.org/wiki/Q17010029","display_name":"Microwave imaging","level":3,"score":0.4339250326156616},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4144197106361389},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4065934419631958},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.33989354968070984},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.30991512537002563},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2798292636871338},{"id":"https://openalex.org/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.24232691526412964},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.19023430347442627},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.15903517603874207},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14333882927894592}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jstars.2023.3245827","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2023.3245827","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/10045770.pdf","source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:74f998d7908b4b0c914152818b4b79a0","is_oa":true,"landing_page_url":"https://doaj.org/article/74f998d7908b4b0c914152818b4b79a0","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 16, Pp 2221-2236 (2023)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2023.3245827","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2023.3245827","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/10045770.pdf","source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4321021829.pdf","grobid_xml":"https://content.openalex.org/works/W4321021829.grobid-xml"},"referenced_works_count":38,"referenced_works":["https://openalex.org/W852321961","https://openalex.org/W893263833","https://openalex.org/W1518796580","https://openalex.org/W1527747735","https://openalex.org/W1963729996","https://openalex.org/W2024889414","https://openalex.org/W2028828489","https://openalex.org/W2041546038","https://openalex.org/W2042706080","https://openalex.org/W2075418485","https://openalex.org/W2085610754","https://openalex.org/W2098115576","https://openalex.org/W2101800734","https://openalex.org/W2101961721","https://openalex.org/W2110800338","https://openalex.org/W2110965352","https://openalex.org/W2112755032","https://openalex.org/W2116008021","https://openalex.org/W2117638015","https://openalex.org/W2119485048","https://openalex.org/W2120024360","https://openalex.org/W2129610215","https://openalex.org/W2131747793","https://openalex.org/W2137217002","https://openalex.org/W2138739889","https://openalex.org/W2143070649","https://openalex.org/W2146956859","https://openalex.org/W2147517352","https://openalex.org/W2467463267","https://openalex.org/W2801065766","https://openalex.org/W2912838597","https://openalex.org/W2963797566","https://openalex.org/W3106046458","https://openalex.org/W3131509055","https://openalex.org/W3200377251","https://openalex.org/W3202470209","https://openalex.org/W4200469085","https://openalex.org/W4251196115"],"related_works":["https://openalex.org/W1749329330","https://openalex.org/W2068843146","https://openalex.org/W2083992722","https://openalex.org/W4285138054","https://openalex.org/W2763904007","https://openalex.org/W1755453833","https://openalex.org/W2054220418","https://openalex.org/W2462749609","https://openalex.org/W3007803710","https://openalex.org/W2557037589"],"abstract_inverted_index":{"In":[0,131],"the":[1,8,44,52,62,66,70,92,100,104,127,136,140,149,154,168,180],"area":[2],"of":[3,34,46,54,81,91,95,139,148,153],"synthetic":[4],"aperture":[5],"radar":[6],"(SAR),":[7],"ultra-high":[9,20],"resolution":[10],"is":[11,26,177,182],"always":[12],"a":[13,145,173],"continuous":[14],"pursuit":[15],"for":[16,83,167],"researchers.":[17],"To":[18],"realize":[19],"resolution,":[21,47],"microwave":[22],"photonics":[23],"(MWP)":[24],"technology":[25],"an":[27],"excellent":[28],"solution":[29],"since":[30],"it":[31],"has":[32],"advantages":[33],"low":[35],"transmission":[36],"loss,":[37],"ultra-wide":[38],"bandwidth":[39],"(UWB),":[40],"etc.":[41],"However,":[42],"with":[43,99],"improvement":[45],"new":[48],"problems":[49],"arise":[50],"as":[51],"impact":[53],"more":[55],"systematical":[56,171],"errors":[57,102],"becomes":[58],"non-negligible.":[59],"For":[60],"example,":[61],"synchronization":[63],"error":[64,119,125,152],"between":[65],"transmit":[67],"channel":[68],"and":[69,79,103,116,143,179,189],"mixing":[71],"channel,":[72],"unknown":[73,170],"system":[74],"delay":[75],"during":[76],"signal":[77],"reception,":[78],"fluctuation":[80],"frequency":[82,129],"UWB":[84],"signals.":[85],"These":[86],"factors":[87,142],"will":[88],"bring":[89],"degradation":[90],"focusing":[93],"quality":[94],"SAR":[96],"images":[97],"together":[98],"motion":[101],"trajectory":[105],"measurement":[106],"errors,":[107,172],"not":[108],"only":[109],"cause":[110],"residual":[111],"range":[112,128,160],"cell":[113],"migration":[114,161],"(RCM)":[115],"azimuth":[117],"phase":[118,124,151],"(APE),":[120],"but":[121],"also":[122],"higher-order":[123],"along":[126],"dimension.":[130],"this":[132],"paper,":[133],"we":[134],"discuss":[135],"adverse":[137],"influence":[138],"above":[141,169],"give":[144],"detailed":[146],"analysis":[147],"2-D":[150,174],"coarse":[155],"focused":[156],"image":[157],"processed":[158],"by":[159,184],"algorithm":[162],"(RMA).":[163],"Then,":[164],"to":[165],"compensate":[166],"autofocus":[175],"method":[176],"proposed":[178],"effectiveness":[181],"validated":[183],"experiments":[185],"on":[186],"both":[187],"simulated":[188],"real":[190],"data.":[191]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":2}],"updated_date":"2026-07-26T07:53:14.480251","created_date":"2025-10-10T00:00:00"}
