{"id":"https://openalex.org/W4213437319","doi":"https://doi.org/10.1109/jstars.2022.3153824","title":"Focusing High Maneuvering Bistatic Forward-Looking SAR With Stationary Transmitter Using Extended Keystone Transform and Modified Frequency Nonlinear Chirp Scaling","display_name":"Focusing High Maneuvering Bistatic Forward-Looking SAR With Stationary Transmitter Using Extended Keystone Transform and Modified Frequency Nonlinear Chirp Scaling","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4213437319","doi":"https://doi.org/10.1109/jstars.2022.3153824"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2022.3153824","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2022.3153824","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/9656571/09720150.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/ielx7/4609443/9656571/09720150.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5090891403","display_name":"Jiabao Ding","orcid":"https://orcid.org/0000-0002-4067-8938"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiabao Ding","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-4067-8938","affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044356445","display_name":"Yachao Li","orcid":"https://orcid.org/0000-0002-6672-367X"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yachao Li","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-6672-367X","affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100662583","display_name":"Ming Li","orcid":"https://orcid.org/0000-0002-4706-5173"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ming Li","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-4706-5173","affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013109294","display_name":"Jiadong Wang","orcid":"https://orcid.org/0000-0003-2488-8705"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiadong Wang","raw_affiliation_strings":["Academy of Advanced Interdisciplinary Research, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0003-2488-8705","affiliations":[{"raw_affiliation_string":"Academy of Advanced Interdisciplinary Research, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":4.2157,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.93905487,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"15","issue":null,"first_page":"2476","last_page":"2492"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":1.0,"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":1.0,"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":0.9983000159263611,"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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9957000017166138,"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/bistatic-radar","display_name":"Bistatic radar","score":0.7861018180847168},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.7586557269096375},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.6679876446723938},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5837463736534119},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5747777819633484},{"id":"https://openalex.org/keywords/chirp","display_name":"Chirp","score":0.5142261981964111},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.4797607362270355},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.43798571825027466},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4170985221862793},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.3742215037345886},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.35824498534202576},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.319820761680603},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2967063784599304},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2461279034614563},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.20619702339172363},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.10002255439758301}],"concepts":[{"id":"https://openalex.org/C100102862","wikidata":"https://www.wikidata.org/wiki/Q2625855","display_name":"Bistatic radar","level":4,"score":0.7861018180847168},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.7586557269096375},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.6679876446723938},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5837463736534119},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5747777819633484},{"id":"https://openalex.org/C132794960","wikidata":"https://www.wikidata.org/wiki/Q27304","display_name":"Chirp","level":3,"score":0.5142261981964111},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.4797607362270355},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.43798571825027466},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4170985221862793},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3742215037345886},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.35824498534202576},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.319820761680603},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2967063784599304},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2461279034614563},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20619702339172363},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.10002255439758301},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jstars.2022.3153824","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2022.3153824","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/9656571/09720150.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:f1dcc356e43d4931b4086bc60f3578f9","is_oa":false,"landing_page_url":"https://doaj.org/article/f1dcc356e43d4931b4086bc60f3578f9","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 15, Pp 2476-2492 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2022.3153824","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2022.3153824","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/9656571/09720150.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":[{"id":"https://openalex.org/G3480387825","display_name":null,"funder_award_id":"62101396","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5053791683","display_name":null,"funder_award_id":"62171337","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5636211430","display_name":null,"funder_award_id":"2018YFB2202500","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6725597356","display_name":null,"funder_award_id":"XJS212205","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4213437319.pdf","grobid_xml":"https://content.openalex.org/works/W4213437319.grobid-xml"},"referenced_works_count":43,"referenced_works":["https://openalex.org/W1514586113","https://openalex.org/W1792791186","https://openalex.org/W1969070905","https://openalex.org/W1979709094","https://openalex.org/W1980347940","https://openalex.org/W1993938318","https://openalex.org/W1999182472","https://openalex.org/W2031716391","https://openalex.org/W2042706080","https://openalex.org/W2047941860","https://openalex.org/W2050881825","https://openalex.org/W2100486279","https://openalex.org/W2109896001","https://openalex.org/W2111385421","https://openalex.org/W2127114844","https://openalex.org/W2134686545","https://openalex.org/W2141725556","https://openalex.org/W2152897285","https://openalex.org/W2291870248","https://openalex.org/W2330565001","https://openalex.org/W2531871790","https://openalex.org/W2589587914","https://openalex.org/W2615385166","https://openalex.org/W2792382412","https://openalex.org/W2794201227","https://openalex.org/W2802527090","https://openalex.org/W2884469411","https://openalex.org/W2896320586","https://openalex.org/W2926293197","https://openalex.org/W2945023961","https://openalex.org/W2972648257","https://openalex.org/W2982491860","https://openalex.org/W2990980108","https://openalex.org/W2991090042","https://openalex.org/W2999187976","https://openalex.org/W3025169252","https://openalex.org/W3033959517","https://openalex.org/W3040382459","https://openalex.org/W3077238107","https://openalex.org/W3110987923","https://openalex.org/W3134461251","https://openalex.org/W3161552985","https://openalex.org/W6630904921"],"related_works":["https://openalex.org/W2068843146","https://openalex.org/W2010341259","https://openalex.org/W2462749609","https://openalex.org/W3127689436","https://openalex.org/W2545123933","https://openalex.org/W3198014086","https://openalex.org/W2585813813","https://openalex.org/W1981675605","https://openalex.org/W2041414401","https://openalex.org/W2042726296"],"abstract_inverted_index":{"This":[0],"article":[1,201],"presents":[2],"an":[3,118],"imaging":[4,119],"solution":[5],"for":[6,185],"high":[7,40,46],"maneuvering":[8,36],"bistatic":[9,80,89],"forward-looking":[10,38],"SAR":[11,81],"with":[12,115],"stationary":[13,26],"transmitter":[14,21],"(STHM-BFSAR).":[15],"In":[16],"STHM-BFSAR":[17,91],"configuration":[18],"that":[19,99],"the":[20,32,86,110,151,168,173,186,191,203,206],"is":[22,134,154,164],"mounted":[23],"on":[24,122],"a":[25,93],"platform":[27],"in":[28,37,51,136,172,199],"side-looking":[29],"mode":[30],"while":[31],"receiver":[33,50],"does":[34],"high-speed":[35],"mode,":[39],"speed":[41],"and":[42,54,63,127,146,150,180],"acceleration":[43],"induced":[44],"by":[45,183],"dynamic":[47],"characteristics":[48],"of":[49,69,190,205],"both":[52],"along-track":[53],"height":[55],"direction":[56],"cause":[57],"larger":[58,94],"range":[59,144],"cell":[60],"migration":[61],"(RCM)":[62],"more":[64,75],"severe":[65],"2-D":[66],"spatial":[67,142,188],"variation":[68,189],"Doppler":[70,170],"characteristics,":[71],"which":[72,107,176],"makes":[73],"it":[74],"difficult":[76],"to":[77,166],"obtain":[78],"well-focused":[79],"image.":[82],"Furthermore,":[83],"different":[84],"from":[85],"general":[87],"airborne":[88],"SAR,":[90],"has":[92],"azimuth":[95,192],"cubic":[96,193],"phase":[97],"term":[98],"exceeds":[100],"<inline-formula":[101],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[102],"xmlns:xlink=\"http://www.w3.org/1999/xlink\"><tex-math":[103],"notation=\"LaTeX\">$\\pi":[104],"/4$</tex-math></inline-formula>":[105],"rad,":[106],"seriously":[108],"affects":[109],"image":[111],"quality.":[112],"To":[113],"deal":[114],"these":[116],"problems,":[117],"algorithm":[120],"based":[121],"extended":[123],"keystone":[124,158],"transform":[125],"(EKT)":[126],"modified":[128,162],"frequency":[129,174],"nonlinear":[130],"chirp":[131],"scaling":[132],"(FNCS)":[133],"proposed":[135,161,207],"this":[137,200],"article.":[138],"EKT":[139],"can":[140],"correct":[141],"variant":[143],"curvature":[145],"bulk":[147],"linear":[148],"RCM,":[149],"residual":[152],"RCM":[153],"smaller":[155],"than":[156],"traditional":[157],"transform.":[159],"The":[160,195],"FNCS":[163],"used":[165],"equalize":[167],"azimuth-range-dependent":[169],"parameters":[171],"domain,":[175],"produces":[177],"lower":[178],"side-lobes":[179],"higher":[181],"accuracy":[182],"compensating":[184],"second-order":[187],"coefficients.":[194],"final":[196],"simulation":[197],"results":[198],"verify":[202],"effectiveness":[204],"algorithm.":[208]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
