{"id":"https://openalex.org/W4408324170","doi":"https://doi.org/10.1109/tgrs.2025.3550427","title":"An Efficient Subswath-Subband Chirp <i>Z</i> Transform Algorithm for Multiple-Receiver SAS Considering the Differential Range Curvature","display_name":"An Efficient Subswath-Subband Chirp <i>Z</i> Transform Algorithm for Multiple-Receiver SAS Considering the Differential Range Curvature","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4408324170","doi":"https://doi.org/10.1109/tgrs.2025.3550427"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2025.3550427","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2025.3550427","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","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/A5004719168","display_name":"Mingqiang Ning","orcid":"https://orcid.org/0000-0001-5390-268X"},"institutions":[{"id":"https://openalex.org/I2800710378","display_name":"Naval University of Engineering","ror":"https://ror.org/056vyez31","country_code":"CN","type":"education","lineage":["https://openalex.org/I2800710378"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mingqiang Ning","raw_affiliation_strings":["Naval University of Engineering, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0001-5390-268X","affiliations":[{"raw_affiliation_string":"Naval University of Engineering, Wuhan, China","institution_ids":["https://openalex.org/I2800710378"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Jinsong Tang","orcid":"https://orcid.org/0009-0008-5669-7085"},"institutions":[{"id":"https://openalex.org/I2800710378","display_name":"Naval University of Engineering","ror":"https://ror.org/056vyez31","country_code":"CN","type":"education","lineage":["https://openalex.org/I2800710378"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinsong Tang","raw_affiliation_strings":["Naval University of Engineering, Wuhan, China"],"raw_orcid":"https://orcid.org/0009-0008-5669-7085","affiliations":[{"raw_affiliation_string":"Naval University of Engineering, Wuhan, China","institution_ids":["https://openalex.org/I2800710378"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059878363","display_name":"Haoran Wu","orcid":"https://orcid.org/0000-0003-3560-6478"},"institutions":[{"id":"https://openalex.org/I2800710378","display_name":"Naval University of Engineering","ror":"https://ror.org/056vyez31","country_code":"CN","type":"education","lineage":["https://openalex.org/I2800710378"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haoran Wu","raw_affiliation_strings":["Naval University of Engineering, Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Naval University of Engineering, Wuhan, China","institution_ids":["https://openalex.org/I2800710378"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019218424","display_name":"Heping Zhong","orcid":"https://orcid.org/0000-0002-2798-1430"},"institutions":[{"id":"https://openalex.org/I2800710378","display_name":"Naval University of Engineering","ror":"https://ror.org/056vyez31","country_code":"CN","type":"education","lineage":["https://openalex.org/I2800710378"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Heping Zhong","raw_affiliation_strings":["Naval University of Engineering, Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Naval University of Engineering, Wuhan, China","institution_ids":["https://openalex.org/I2800710378"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035911032","display_name":"Mengbo Ma","orcid":"https://orcid.org/0000-0003-2293-4886"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mengbo Ma","raw_affiliation_strings":["Academy of Military Sciences, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-2293-4886","affiliations":[{"raw_affiliation_string":"Academy of Military Sciences, Beijing, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":12.566,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.97799337,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"63","issue":null,"first_page":"1","last_page":"19"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","score":0.9340000152587891,"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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9340000152587891,"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/T11160","display_name":"Acoustic Wave Resonator Technologies","score":0.923799991607666,"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"}},{"id":"https://openalex.org/T10662","display_name":"Ultrasonics and Acoustic Wave Propagation","score":0.9090999960899353,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/chirp","display_name":"Chirp","score":0.7274690270423889},{"id":"https://openalex.org/keywords/curvature","display_name":"Curvature","score":0.6221755743026733},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.5802270770072937},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5027215480804443},{"id":"https://openalex.org/keywords/differential","display_name":"Differential (mechanical device)","score":0.4891662895679474},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4079427421092987},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.31952810287475586},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.19426733255386353},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.18131470680236816},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.11379677057266235}],"concepts":[{"id":"https://openalex.org/C132794960","wikidata":"https://www.wikidata.org/wiki/Q27304","display_name":"Chirp","level":3,"score":0.7274690270423889},{"id":"https://openalex.org/C195065555","wikidata":"https://www.wikidata.org/wiki/Q214881","display_name":"Curvature","level":2,"score":0.6221755743026733},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.5802270770072937},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5027215480804443},{"id":"https://openalex.org/C93226319","wikidata":"https://www.wikidata.org/wiki/Q193137","display_name":"Differential (mechanical device)","level":2,"score":0.4891662895679474},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4079427421092987},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.31952810287475586},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.19426733255386353},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.18131470680236816},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.11379677057266235},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","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/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2025.3550427","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2025.3550427","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.6200000047683716}],"awards":[{"id":"https://openalex.org/G4083630080","display_name":null,"funder_award_id":"62301592","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8213910205","display_name":null,"funder_award_id":"42176187","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1915165583","https://openalex.org/W2014636382","https://openalex.org/W2021738633","https://openalex.org/W2022028092","https://openalex.org/W2031346047","https://openalex.org/W2035962965","https://openalex.org/W2041433951","https://openalex.org/W2047941860","https://openalex.org/W2064076387","https://openalex.org/W2104042439","https://openalex.org/W2128668801","https://openalex.org/W2133665775","https://openalex.org/W2140990782","https://openalex.org/W2149010928","https://openalex.org/W2149481793","https://openalex.org/W2149508005","https://openalex.org/W2328933369","https://openalex.org/W2362311858","https://openalex.org/W2376613333","https://openalex.org/W2515811413","https://openalex.org/W2803633562","https://openalex.org/W2967337246","https://openalex.org/W2997448715","https://openalex.org/W4281489582","https://openalex.org/W4312271045","https://openalex.org/W4380551644","https://openalex.org/W4382877966","https://openalex.org/W4385346641","https://openalex.org/W4391582429","https://openalex.org/W4392939517","https://openalex.org/W4394938953","https://openalex.org/W6638296758","https://openalex.org/W6884735757","https://openalex.org/W7044196488"],"related_works":["https://openalex.org/W2377235482","https://openalex.org/W2351454232","https://openalex.org/W2382227980","https://openalex.org/W2046597320","https://openalex.org/W2051487156","https://openalex.org/W2909301023","https://openalex.org/W2316211633","https://openalex.org/W2153072677","https://openalex.org/W2065883652","https://openalex.org/W2263410481"],"abstract_inverted_index":{"The":[0,169,200,234],"interpolation-free":[1],"chirp":[2],"z-transform":[3],"(CZT)":[4],"algorithm":[5],"is":[6,19,100,135,160,173,184,228],"efficient":[7],"but":[8],"requires":[9],"approximating":[10],"the":[11,41,61,65,73,92,96,103,112,118,139,143,153,177,187,193,217,221,225,231,237],"accurate":[12],"2-D":[13,52,66,86,97,119,140,170],"spectrum\u2019s":[14,67,98,120,171],"phase.":[15,68],"However,":[16],"this":[17,44],"approximation":[18,62,213],"invalid":[20],"for":[21,148],"data":[22,105,151],"from":[23],"multiple-receiver":[24],"synthetic":[25],"aperture":[26],"sonar":[27],"(MRSAS)":[28],"systems":[29],"with":[30],"wide":[31,37,248,254],"beamwidths,":[32,249],"large":[33,250],"fractional":[34,251],"bandwidths,":[35,252],"and":[36,51,54,82,181,202,241,253,258],"subswaths.":[38],"To":[39],"address":[40],"issue":[42],"above,":[43],"article":[45,70],"derives":[46,83],"a":[47,56,77,84,163],"new":[48,57,85],"range":[49,74,179,239],"history":[50,75,240],"spectrum,":[53],"proposes":[55],"method":[58],"to":[59,115,146,176,215],"limit":[60],"error":[63,183],"of":[64,79,95,123,142,224,236],"This":[69],"first":[71],"represents":[72],"as":[76],"combination":[78],"basic":[80],"functions":[81],"spectrum":[87,141],"without":[88],"any":[89],"approximation.":[90],"After":[91],"receiver":[93,113,145],"dependence":[94],"phase":[99,121,172],"partially":[101],"reduced,":[102],"echo":[104],"are":[106,208],"divided":[107],"into":[108],"multiple":[109],"subapertures":[110],"in":[111,152,162,197,205],"domain":[114],"ensure":[116],"that":[117],"difference":[122],"different":[124],"receivers":[125],"within":[126],"each":[127,206],"subaperture":[128],"can":[129],"be":[130],"ignored.":[131],"A":[132],"frequency-domain":[133],"filter":[134],"designed":[136],"based":[137],"on":[138],"reference":[144],"compensate":[147],"all":[149],"receivers\u2019":[150],"subaperture.":[154],"Therefore,":[155],"only":[156],"one":[157],"imaging":[158],"process":[159],"needed":[161],"subaperture,":[164],"rather":[165,190],"than":[166,191],"receiver-by-receiver":[167],"imaging.":[168],"expanded":[174],"up":[175],"third":[178],"frequency":[180],"its":[182],"limited":[185],"by":[186],"subswath-subband":[188,242],"processing":[189,243],"considering":[192],"higher":[194],"order":[195],"terms":[196,204],"Taylor":[198],"expansion.":[199],"quadratic":[201],"cubic":[203],"subband":[207],"linearized":[209],"through":[210,230,256],"subband-wise":[211],"linear":[212],"(SLA)":[214],"facilitate":[216],"CZT":[218],"algorithm.":[219],"Finally,":[220],"high-resolution":[222],"image":[223],"whole":[226],"swath":[227],"obtained":[229],"subimage":[232],"fusion.":[233],"superiority":[235],"proposed":[238],"has":[244],"been":[245],"verified":[246],"under":[247],"subswaths":[255],"simulation":[257],"measured":[259],"data.":[260]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":1}],"updated_date":"2026-08-12T21:12:35.861297","created_date":"2025-03-12T00:00:00"}
