{"id":"https://openalex.org/W4410536888","doi":"https://doi.org/10.1109/tgrs.2025.3571596","title":"Simultaneous Suppression of Residual Grating Lobes and Left/Right Ambiguity for Sparse Channel Forward-Looking SAR Imaging","display_name":"Simultaneous Suppression of Residual Grating Lobes and Left/Right Ambiguity for Sparse Channel Forward-Looking SAR Imaging","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4410536888","doi":"https://doi.org/10.1109/tgrs.2025.3571596"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2025.3571596","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2025.3571596","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/A5082373387","display_name":"Wenchao Li","orcid":"https://orcid.org/0000-0003-4300-9040"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenchao Li","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0003-4300-9040","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100343725","display_name":"Yin Zhang","orcid":"https://orcid.org/0000-0002-6761-2269"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kun Zhang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-6761-2269","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100403647","display_name":"Rui Chen","orcid":"https://orcid.org/0000-0002-4711-4545"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rui Chen","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-4711-4545","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035737868","display_name":"Bowen Cheng","orcid":null},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bowen Cheng","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030746978","display_name":"Junjie Wu","orcid":"https://orcid.org/0000-0002-4922-2398"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junjie Wu","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-4922-2398","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100660972","display_name":"Jianyu Yang","orcid":"https://orcid.org/0000-0002-4726-8384"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianyu Yang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-4726-8384","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":null,"apc_paid":null,"fwci":23.5379,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.991898,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"63","issue":null,"first_page":"1","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9975000023841858,"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":0.9975000023841858,"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":0.9937999844551086,"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":0.991599977016449,"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/residual","display_name":"Residual","score":0.6232503652572632},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.5250380039215088},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.49436211585998535},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.45655789971351624},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4534558951854706},{"id":"https://openalex.org/keywords/ambiguity","display_name":"Ambiguity","score":0.45318669080734253},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.4424169957637787},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.42576682567596436},{"id":"https://openalex.org/keywords/side-looking-airborne-radar","display_name":"Side looking airborne radar","score":0.41776132583618164},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4141640067100525},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.35427752137184143},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.32306551933288574},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.32196593284606934},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2419419288635254},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.23753449320793152},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.22204691171646118},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.18507644534111023},{"id":"https://openalex.org/keywords/bistatic-radar","display_name":"Bistatic radar","score":0.17645102739334106}],"concepts":[{"id":"https://openalex.org/C155512373","wikidata":"https://www.wikidata.org/wiki/Q287450","display_name":"Residual","level":2,"score":0.6232503652572632},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.5250380039215088},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.49436211585998535},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.45655789971351624},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4534558951854706},{"id":"https://openalex.org/C2780522230","wikidata":"https://www.wikidata.org/wiki/Q1140419","display_name":"Ambiguity","level":2,"score":0.45318669080734253},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.4424169957637787},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.42576682567596436},{"id":"https://openalex.org/C62282787","wikidata":"https://www.wikidata.org/wiki/Q831483","display_name":"Side looking airborne radar","level":5,"score":0.41776132583618164},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4141640067100525},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.35427752137184143},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32306551933288574},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.32196593284606934},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2419419288635254},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23753449320793152},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.22204691171646118},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.18507644534111023},{"id":"https://openalex.org/C100102862","wikidata":"https://www.wikidata.org/wiki/Q2625855","display_name":"Bistatic radar","level":4,"score":0.17645102739334106},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2025.3571596","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2025.3571596","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":[],"awards":[{"id":"https://openalex.org/G1216738256","display_name":null,"funder_award_id":"62171107","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3338302900","display_name":null,"funder_award_id":"2024NSFSC0481","funder_id":"https://openalex.org/F4320317778","funder_display_name":"Sichuan\u00a0Provincial\u00a0Postdoctoral\u00a0Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320317778","display_name":"Sichuan\u00a0Provincial\u00a0Postdoctoral\u00a0Science Foundation","ror":null},{"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":44,"referenced_works":["https://openalex.org/W2033521099","https://openalex.org/W2089457420","https://openalex.org/W2098663437","https://openalex.org/W2108894638","https://openalex.org/W2114689160","https://openalex.org/W2153567056","https://openalex.org/W2156667568","https://openalex.org/W2337855400","https://openalex.org/W2501169614","https://openalex.org/W2520638031","https://openalex.org/W2588493360","https://openalex.org/W2725972914","https://openalex.org/W2792672598","https://openalex.org/W2976368696","https://openalex.org/W2979830451","https://openalex.org/W3004023606","https://openalex.org/W3013433801","https://openalex.org/W3014233350","https://openalex.org/W3018907377","https://openalex.org/W3033908452","https://openalex.org/W3100303558","https://openalex.org/W3139428246","https://openalex.org/W3197146830","https://openalex.org/W4225372398","https://openalex.org/W4226377196","https://openalex.org/W4250097374","https://openalex.org/W4285173955","https://openalex.org/W4288081220","https://openalex.org/W4292672211","https://openalex.org/W4294982468","https://openalex.org/W4312408742","https://openalex.org/W4312552251","https://openalex.org/W4313555765","https://openalex.org/W4386280975","https://openalex.org/W4387803163","https://openalex.org/W4390421959","https://openalex.org/W4390873206","https://openalex.org/W4391892477","https://openalex.org/W4401806894","https://openalex.org/W4402259601","https://openalex.org/W4402261131","https://openalex.org/W4402774447","https://openalex.org/W4408593016","https://openalex.org/W4409581057"],"related_works":["https://openalex.org/W1908474219","https://openalex.org/W2545123933","https://openalex.org/W2041414401","https://openalex.org/W2612690400","https://openalex.org/W2042726296","https://openalex.org/W2160730947","https://openalex.org/W4406729954","https://openalex.org/W2081203575","https://openalex.org/W2059787813","https://openalex.org/W2585813813"],"abstract_inverted_index":{"Multichannel":[0],"synthetic":[1],"aperture":[2],"radar":[3],"(SAR)":[4],"has":[5],"the":[6,20,36,62,65,76,87,90,93,99,106,139,143,148,157,174,177],"potential":[7],"of":[8,44,64,82,89,95,102,110,112,176],"resolving":[9],"left/right":[10,33,51,70,116,162],"ambiguity":[11,34,52,71,117,163],"and":[12,32,50,69,79,105,115,142,161,170],"then":[13],"achieving":[14],"high-resolution":[15],"forward-looking":[16,56,84],"imaging.":[17],"However,":[18],"when":[19],"sparse":[21,54],"channel":[22,55],"configuration":[23],"is":[24,59,130],"adopted,":[25],"there":[26],"are":[27,72,118,164],"always":[28],"residual":[29,47,66,158],"grating":[30,48,67,96,113,159],"lobes":[31,49,68,97,114,160],"in":[35,92],"imaging":[37,58,80,100],"results.":[38],"In":[39],"this":[40],"paper,":[41],"a":[42,121,134,152],"scheme":[43],"simultaneously":[45],"suppressing":[46],"for":[53,98],"SAR":[57],"proposed.":[60],"Firstly,":[61],"formation":[63],"analyzed":[73],"based":[74,125],"on":[75,126],"signal":[77],"model":[78],"procedure":[81],"multichannel":[83],"SAR.":[85],"Then,":[86],"characteristics":[88,109],"differences":[91],"position":[94],"results":[101,172],"different":[103],"snapshots,":[104],"spatiotemporal":[107],"coupling":[108],"suppression":[111],"explained.":[119],"Next,":[120],"space-time":[122,140],"steering":[123],"matrix":[124],"range":[127],"history":[128],"information":[129],"constructed,":[131],"which":[132],"establishes":[133],"linear":[135,149],"mapping":[136],"relationship":[137],"between":[138],"echo":[141],"original":[144],"scene.":[145],"By":[146],"solving":[147],"equation":[150],"with":[151],"regularized":[153],"iterative":[154],"adaptive":[155],"approach,":[156],"suppressed":[165],"simultaneously.":[166],"The":[167],"extensive":[168],"simulation":[169],"experimental":[171],"demonstrate":[173],"effectiveness":[175],"proposed":[178],"method.":[179]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}