{"id":"https://openalex.org/W4394966834","doi":"https://doi.org/10.1109/tgrs.2024.3391276","title":"Range Resolution Enhancement for Miniature Dechirped MMW MIMO-SAR","display_name":"Range Resolution Enhancement for Miniature Dechirped MMW MIMO-SAR","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4394966834","doi":"https://doi.org/10.1109/tgrs.2024.3391276"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2024.3391276","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2024.3391276","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/A5035389273","display_name":"Biao Xue","orcid":"https://orcid.org/0000-0002-3996-0311"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Biao Xue","raw_affiliation_strings":["Key Laboratory of Radar Imaging and Microwave Photonics, Ministry of Education, and the College of Electronics and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-3996-0311","affiliations":[{"raw_affiliation_string":"Key Laboratory of Radar Imaging and Microwave Photonics, Ministry of Education, and the College of Electronics and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100368308","display_name":"Gong Zhang","orcid":"https://orcid.org/0000-0002-7723-7538"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Gong Zhang","raw_affiliation_strings":["Key Laboratory of Radar Imaging and Microwave Photonics, Ministry of Education, and the College of Electronics and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-7723-7538","affiliations":[{"raw_affiliation_string":"Key Laboratory of Radar Imaging and Microwave Photonics, Ministry of Education, and the College of Electronics and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014201482","display_name":"Fulvio Gini","orcid":"https://orcid.org/0000-0002-5362-7320"},"institutions":[{"id":"https://openalex.org/I108290504","display_name":"University of Pisa","ror":"https://ror.org/03ad39j10","country_code":"IT","type":"education","lineage":["https://openalex.org/I108290504"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Fulvio Gini","raw_affiliation_strings":["Department of Information Engineering, University of Pisa, Pisa, Italy"],"raw_orcid":"https://orcid.org/0000-0002-5362-7320","affiliations":[{"raw_affiliation_string":"Department of Information Engineering, University of Pisa, Pisa, Italy","institution_ids":["https://openalex.org/I108290504"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075507631","display_name":"Maria Greco","orcid":"https://orcid.org/0000-0002-3804-2949"},"institutions":[{"id":"https://openalex.org/I108290504","display_name":"University of Pisa","ror":"https://ror.org/03ad39j10","country_code":"IT","type":"education","lineage":["https://openalex.org/I108290504"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Maria Sabrina Greco","raw_affiliation_strings":["Department of Information Engineering, University of Pisa, Pisa, Italy"],"raw_orcid":"https://orcid.org/0000-0002-3804-2949","affiliations":[{"raw_affiliation_string":"Department of Information Engineering, University of Pisa, Pisa, Italy","institution_ids":["https://openalex.org/I108290504"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061884304","display_name":"Henry Leung","orcid":"https://orcid.org/0000-0002-5984-107X"},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Henry Leung","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Calgary, Calgary, AB, Canada"],"raw_orcid":"https://orcid.org/0000-0002-5984-107X","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Calgary, Calgary, AB, Canada","institution_ids":["https://openalex.org/I168635309"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":5.823,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.95176919,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"62","issue":null,"first_page":"1","last_page":"16"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9944999814033508,"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":0.9944999814033508,"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":0.9889000058174133,"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/T11932","display_name":"Wireless Body Area Networks","score":0.9527999758720398,"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/remote-sensing","display_name":"Remote sensing","score":0.7443568706512451},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.7158299684524536},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.49791669845581055},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.45871666073799133},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.45733553171157837},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.45598629117012024},{"id":"https://openalex.org/keywords/resolution","display_name":"Resolution (logic)","score":0.45142924785614014},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.43984484672546387},{"id":"https://openalex.org/keywords/side-looking-airborne-radar","display_name":"Side looking airborne radar","score":0.41525959968566895},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.31715238094329834},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2730531096458435},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.2413119375705719},{"id":"https://openalex.org/keywords/bistatic-radar","display_name":"Bistatic radar","score":0.19122233986854553},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.16680431365966797},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.12751638889312744},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12687772512435913},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.12194958329200745}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.7443568706512451},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.7158299684524536},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.49791669845581055},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.45871666073799133},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.45733553171157837},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.45598629117012024},{"id":"https://openalex.org/C138268822","wikidata":"https://www.wikidata.org/wiki/Q1051925","display_name":"Resolution (logic)","level":2,"score":0.45142924785614014},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.43984484672546387},{"id":"https://openalex.org/C62282787","wikidata":"https://www.wikidata.org/wiki/Q831483","display_name":"Side looking airborne radar","level":5,"score":0.41525959968566895},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.31715238094329834},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2730531096458435},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.2413119375705719},{"id":"https://openalex.org/C100102862","wikidata":"https://www.wikidata.org/wiki/Q2625855","display_name":"Bistatic radar","level":4,"score":0.19122233986854553},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.16680431365966797},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.12751638889312744},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12687772512435913},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.12194958329200745}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tgrs.2024.3391276","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2024.3391276","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"},{"id":"pmh:oai:arpi.unipi.it:11568/1235633","is_oa":false,"landing_page_url":"https://hdl.handle.net/11568/1235633","pdf_url":null,"source":{"id":"https://openalex.org/S4377196265","display_name":"CINECA IRIS Institutial research information system (University of Pisa)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I108290504","host_organization_name":"University of Pisa","host_organization_lineage":["https://openalex.org/I108290504"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2171614170","display_name":null,"funder_award_id":"62271255","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":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W1561829009","https://openalex.org/W1581573489","https://openalex.org/W1597732836","https://openalex.org/W1615912037","https://openalex.org/W1983689175","https://openalex.org/W2002740413","https://openalex.org/W2003347695","https://openalex.org/W2007953097","https://openalex.org/W2021436740","https://openalex.org/W2025615944","https://openalex.org/W2049380103","https://openalex.org/W2060920298","https://openalex.org/W2105797078","https://openalex.org/W2109467012","https://openalex.org/W2116441382","https://openalex.org/W2121602792","https://openalex.org/W2133475491","https://openalex.org/W2140019524","https://openalex.org/W2140990782","https://openalex.org/W2142134932","https://openalex.org/W2143551587","https://openalex.org/W2155111199","https://openalex.org/W2155684415","https://openalex.org/W2160381028","https://openalex.org/W2164764235","https://openalex.org/W2168679345","https://openalex.org/W2611473161","https://openalex.org/W2729686560","https://openalex.org/W2773181550","https://openalex.org/W2888594351","https://openalex.org/W2903312433","https://openalex.org/W2914353073","https://openalex.org/W2946625305","https://openalex.org/W3014204465","https://openalex.org/W3040204436","https://openalex.org/W3041368247","https://openalex.org/W3088418670","https://openalex.org/W3108496714","https://openalex.org/W3131481691","https://openalex.org/W3210918456","https://openalex.org/W3214953536","https://openalex.org/W4214810933","https://openalex.org/W4290973764","https://openalex.org/W4292973629","https://openalex.org/W4385453094","https://openalex.org/W6633597934","https://openalex.org/W6651136523"],"related_works":["https://openalex.org/W1908474219","https://openalex.org/W2545123933","https://openalex.org/W2612690400","https://openalex.org/W2042726296","https://openalex.org/W2160730947","https://openalex.org/W2081203575","https://openalex.org/W2059787813","https://openalex.org/W2174498453","https://openalex.org/W2041414401","https://openalex.org/W3016428515"],"abstract_inverted_index":{"With":[0],"the":[1,12,21,34,37,72,115,118,121,130,146,155],"development":[2],"of":[3,23,36,74,94,117,120,125,132,154],"miniaturized":[4],"millimeter":[5],"wave":[6],"(MMW)":[7],"frequency-modulated":[8],"continuous-wave":[9],"(FMCW)":[10],"radar,":[11],"dechirp-on-receive":[13],"technique":[14],"has":[15],"been":[16],"widely":[17],"used.":[18],"Due":[19],"to":[20,31,56,79,129],"limitations":[22],"highly":[24],"integrated":[25],"radar":[26,48],"hardware,":[27],"it":[28],"is":[29,104,107,150,158],"difficult":[30],"further":[32],"increase":[33],"bandwidth":[35],"transmitted":[38],"signal.":[39],"Therefore,":[40],"enhanced":[41],"range":[42,67],"resolution":[43,68],"in":[44,145],"MMW":[45,82],"synthetic":[46],"aperture":[47],"(SAR)":[49],"imaging":[50],"can":[51],"be":[52],"achieved":[53],"only":[54],"thanks":[55],"suitable":[57,108],"post-processing.":[58],"In":[59,112],"this":[60],"paper,":[61],"we":[62],"propose":[63],"a":[64,135],"method":[65,139,157],"for":[66,109],"enhancement":[69],"based":[70,140],"on":[71,141],"principle":[73],"wavenumber":[75],"shift":[76],"with":[77,98],"application":[78],"cross-track":[80],"miniature":[81],"multiple-input":[83],"and":[84,163],"multiple-output":[85],"(MIMO)-SAR":[86],"systems.":[87],"An":[88],"improved":[89],"orthogonal":[90],"waveform":[91],"design":[92],"scheme":[93],"multi-subband":[95],"chirp":[96,99],"waveforms":[97,103],"rate":[100],"changes":[101],"between":[102],"proposed,":[105],"which":[106,127],"dechirp":[110],"processing.":[111,166],"addition,":[113],"given":[114],"constraint":[116],"position":[119],"equivalent":[122],"SAR":[123],"platform":[124],"MIMO-SAR,":[126],"leads":[128],"lack":[131],"range-dimensional":[133],"spectrum,":[134],"spectral":[136],"data":[137,165],"interpolation":[138],"autoregressive":[142],"(AR)":[143],"modeling":[144],"time-frequency":[147],"(TF)":[148],"domain":[149],"proposed.":[151],"The":[152],"effectiveness":[153],"proposed":[156],"verified":[159],"by":[160],"numerical":[161],"simulation":[162],"experimental":[164]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}