{"id":"https://openalex.org/W4206741611","doi":"https://doi.org/10.1109/lgrs.2021.3137333","title":"High-Resolution and Wide-Swath Imaging Based on Multifrequency Pulse Diversity and DPCA Technique","display_name":"High-Resolution and Wide-Swath Imaging Based on Multifrequency Pulse Diversity and DPCA Technique","publication_year":2021,"publication_date":"2021-12-21","ids":{"openalex":"https://openalex.org/W4206741611","doi":"https://doi.org/10.1109/lgrs.2021.3137333"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2021.3137333","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2021.3137333","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing Letters","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/A5021395431","display_name":"Mengdi Zhang","orcid":"https://orcid.org/0000-0001-9620-5366"},"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":"Mengdi Zhang","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":"https://orcid.org/0000-0001-9620-5366","affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052210425","display_name":"Guisheng Liao","orcid":"https://orcid.org/0000-0002-5919-0713"},"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":"Guisheng Liao","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080648882","display_name":"Jingwei Xu","orcid":"https://orcid.org/0000-0002-1865-6214"},"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":"Jingwei Xu","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":"https://orcid.org/0000-0002-1865-6214","affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100729252","display_name":"Lan Lan","orcid":"https://orcid.org/0000-0002-9398-1308"},"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":"Lan Lan","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":"https://orcid.org/0000-0002-9398-1308","affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100961621","display_name":"Shengqi Zhu","orcid":null},"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":"Shengqi Zhu","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021408538","display_name":"Mengdao Xing","orcid":"https://orcid.org/0000-0002-4084-0915"},"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":"Mengdao Xing","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":"https://orcid.org/0000-0002-4084-0915","affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065231043","display_name":"Xiongpeng He","orcid":"https://orcid.org/0000-0001-8873-8998"},"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":"Xiongpeng He","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'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":null,"apc_paid":null,"fwci":4.2704,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.9541579,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"19","issue":null,"first_page":"1","last_page":"5"},"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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.998199999332428,"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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9976000189781189,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6776615381240845},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.6651414632797241},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.6384488344192505},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.523154616355896},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4791259467601776},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.42160463333129883},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.41804203391075134},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.3111754059791565},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.27320462465286255},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2566143572330475},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.23101308941841125},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1931300163269043},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18489140272140503}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6776615381240845},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6651414632797241},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.6384488344192505},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.523154616355896},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4791259467601776},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.42160463333129883},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.41804203391075134},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.3111754059791565},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.27320462465286255},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2566143572330475},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.23101308941841125},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1931300163269043},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18489140272140503},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2021.3137333","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2021.3137333","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G158480394","display_name":null,"funder_award_id":"2021M702547","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"},{"id":"https://openalex.org/G5344832734","display_name":null,"funder_award_id":"2021TQ0261","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"},{"id":"https://openalex.org/G6804241619","display_name":null,"funder_award_id":"62101402","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7219679163","display_name":"\u6ce2\u5f62\u5206\u96c6\u9635\u96f7\u8fbe\u53d1\u5c04\u8c03\u5236\u4e0e\u4fe1\u53f7\u5904\u7406\u65b9\u6cd5\u7814\u7a76","funder_award_id":"62071344","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8854801301","display_name":"\u9891\u7387\u5206\u96c6\u9635\u57fa\u7840\u7406\u8bba\u3001\u5173\u952e\u6280\u672f\u4e0e\u96f7\u8fbe\u5e94\u7528\u7814\u7a76","funder_award_id":"61931016","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"},{"id":"https://openalex.org/F4320321543","display_name":"China Postdoctoral Science Foundation","ror":"https://ror.org/0426zh255"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1985053641","https://openalex.org/W2120066054","https://openalex.org/W2126730357","https://openalex.org/W2131227606","https://openalex.org/W2140401166","https://openalex.org/W2140990782","https://openalex.org/W2164690373","https://openalex.org/W2513529200","https://openalex.org/W2979287285","https://openalex.org/W3038949735"],"related_works":["https://openalex.org/W2068843146","https://openalex.org/W2462749609","https://openalex.org/W2545123933","https://openalex.org/W2008518276","https://openalex.org/W2585813813","https://openalex.org/W2152662390","https://openalex.org/W3110962985","https://openalex.org/W2042726296","https://openalex.org/W2081203575","https://openalex.org/W3016428515"],"abstract_inverted_index":{"In":[0,30],"this":[1,95],"letter,":[2],"a":[3,43],"novel":[4],"method":[5,160],"based":[6],"on":[7,152],"multifrequency":[8],"pulse":[9],"diversity":[10],"(MFPD)":[11],"is":[12,100,103],"proposed":[13,159],"to":[14,59,66,90],"achieve":[15,122],"high-resolution":[16],"and":[17],"wide-swath":[18],"(HRWS)":[19],"imaging":[20,139,189],"by":[21,126,143],"utilizing":[22],"the":[23,31,48,52,68,73,78,86,91,97,107,118,131,137,145,153,183,186],"displaced":[24],"phase":[25],"center":[26],"antenna":[27],"(DPCA)":[28],"technique.":[29],"MFPD":[32,87],"mode,":[33,88],"multiple":[34],"waveforms":[35],"from":[36,54],"different":[37,55,60],"frequency":[38,61,75],"bands":[39],"are":[40],"transmitted":[41],"through":[42],"single":[44],"channel.":[45],"Thus,":[46],"within":[47],"same":[49],"receive":[50],"window,":[51],"echoes":[53,71,110],"range":[56,69,74,108,124],"regions":[57],"correspond":[58],"bands,":[62],"making":[63],"it":[64],"possible":[65],"separate":[67],"ambiguous":[70,109,192],"in":[72,85,164,191],"domain.":[76],"However,":[77],"azimuth":[79,114],"sampling":[80,115],"rate":[81],"will":[82],"be":[83,141],"reduced":[84],"leading":[89],"Doppler":[92],"ambiguity.":[93],"To":[94],"end,":[96],"MFPD-DPCA":[98,119],"technique":[99,120],"utilized,":[101],"which":[102,129],"capable":[104],"of":[105,113,133,185],"separating":[106],"without":[111],"loss":[112],"rate.":[116],"Moreover,":[117],"can":[121,140],"high":[123],"resolution":[125],"spectrum":[127],"splicing,":[128],"enhances":[130],"feasibility":[132],"super-high-resolution":[134],"imaging.":[135],"Finally,":[136],"HRWS":[138,188],"obtained":[142],"performing":[144],"traditional":[146],"synthetic":[147],"aperture":[148],"radar":[149],"(SAR)":[150],"algorithm":[151],"reconstructed":[154],"unambiguous":[155],"wideband":[156],"echoes.":[157],"The":[158],"offers":[161],"an":[162],"alternative":[163],"system":[165],"implementation":[166],"but":[167],"does":[168],"not":[169],"necessarily":[170],"offer":[171],"improved":[172],"swath":[173],"width":[174],"over":[175],"current":[176],"classical":[177],"HRWS-SAR":[178],"methods.":[179],"Numerical":[180],"results":[181],"corroborate":[182],"effectiveness":[184],"considered":[187],"strategies":[190],"scenarios.":[193]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2025-12-19T19:40:27.379048","created_date":"2025-10-10T00:00:00"}