{"id":"https://openalex.org/W4205238362","doi":"https://doi.org/10.3390/rs14020278","title":"Super-Resolution Range and Velocity Estimations for SFA-OFDM Radar","display_name":"Super-Resolution Range and Velocity Estimations for SFA-OFDM Radar","publication_year":2022,"publication_date":"2022-01-07","ids":{"openalex":"https://openalex.org/W4205238362","doi":"https://doi.org/10.3390/rs14020278"},"language":"en","primary_location":{"id":"doi:10.3390/rs14020278","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs14020278","pdf_url":"https://www.mdpi.com/2072-4292/14/2/278/pdf?version=1641889691","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/14/2/278/pdf?version=1641889691","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5020100490","display_name":"Zhixing Liu","orcid":"https://orcid.org/0000-0001-5212-9760"},"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":"Zhixing Liu","raw_affiliation_strings":["Department of Remote Sensing Science and Technology, Xidian University, Xi\u2019an 710071, China","Department of Remote Sensing Science and Technology, Xidian University, Xi'an 710071, China"],"affiliations":[{"raw_affiliation_string":"Department of Remote Sensing Science and Technology, Xidian University, Xi\u2019an 710071, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Department of Remote Sensing Science and Technology, Xidian University, Xi'an 710071, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008256662","display_name":"Yinghui Quan","orcid":"https://orcid.org/0000-0001-6541-9441"},"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":true,"raw_author_name":"Yinghui Quan","raw_affiliation_strings":["Department of Remote Sensing Science and Technology, Xidian University, Xi\u2019an 710071, China","Department of Remote Sensing Science and Technology, Xidian University, Xi'an 710071, China"],"affiliations":[{"raw_affiliation_string":"Department of Remote Sensing Science and Technology, Xidian University, Xi\u2019an 710071, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Department of Remote Sensing Science and Technology, Xidian University, Xi'an 710071, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101519264","display_name":"Yaojun Wu","orcid":"https://orcid.org/0000-0002-2240-8459"},"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":"Yaojun Wu","raw_affiliation_strings":["Department of Remote Sensing Science and Technology, Xidian University, Xi\u2019an 710071, China","Department of Remote Sensing Science and Technology, Xidian University, Xi'an 710071, China"],"affiliations":[{"raw_affiliation_string":"Department of Remote Sensing Science and Technology, Xidian University, Xi\u2019an 710071, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Department of Remote Sensing Science and Technology, Xidian University, Xi'an 710071, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","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":["Academy of Advanced Interdisciplinary Research, Xidian University, Xi\u2019an 710071, China","National Laboratory of Radar Signal Processing, Xidian University, Xi\u2019an 710071, China","Academy of Advanced Interdisciplinary Research, Xidian University, Xi'an 710071, China","National Laboratory of Radar Signal Processing, Xidian University, Xi'an 710071, China"],"affiliations":[{"raw_affiliation_string":"Academy of Advanced Interdisciplinary Research, Xidian University, Xi\u2019an 710071, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi\u2019an 710071, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Academy of Advanced Interdisciplinary Research, Xidian University, Xi'an 710071, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi'an 710071, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5008256662"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":10.8334,"has_fulltext":true,"cited_by_count":17,"citation_normalized_percentile":{"value":0.9751874,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":"14","issue":"2","first_page":"278","last_page":"278"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","score":0.9998999834060669,"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":0.9998999834060669,"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9998000264167786,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.620124101638794},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6104094386100769},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.6103164553642273},{"id":"https://openalex.org/keywords/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.5269544720649719},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5036389231681824},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.48661908507347107},{"id":"https://openalex.org/keywords/pulse-doppler-radar","display_name":"Pulse-Doppler radar","score":0.45462608337402344},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4535948634147644},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.42095381021499634},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.41631200909614563},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.3236963152885437},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2591780126094818},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2118472456932068},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.2064092457294464},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15007245540618896},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.14499163627624512},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.0787915587425232},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.07646369934082031}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.620124101638794},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6104094386100769},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.6103164553642273},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.5269544720649719},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5036389231681824},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.48661908507347107},{"id":"https://openalex.org/C139931591","wikidata":"https://www.wikidata.org/wiki/Q1029151","display_name":"Pulse-Doppler radar","level":4,"score":0.45462608337402344},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4535948634147644},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.42095381021499634},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.41631200909614563},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3236963152885437},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2591780126094818},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2118472456932068},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.2064092457294464},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15007245540618896},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.14499163627624512},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0787915587425232},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.07646369934082031}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs14020278","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs14020278","pdf_url":"https://www.mdpi.com/2072-4292/14/2/278/pdf?version=1641889691","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:0d871058693748419edf54952107b21b","is_oa":true,"landing_page_url":"https://doaj.org/article/0d871058693748419edf54952107b21b","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 14, Iss 2, p 278 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/14/2/278/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs14020278","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs14020278","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs14020278","pdf_url":"https://www.mdpi.com/2072-4292/14/2/278/pdf?version=1641889691","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4840223945","display_name":null,"funder_award_id":"61772397","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","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":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4205238362.pdf","grobid_xml":"https://content.openalex.org/works/W4205238362.grobid-xml"},"referenced_works_count":33,"referenced_works":["https://openalex.org/W1992892089","https://openalex.org/W2021215925","https://openalex.org/W2099943094","https://openalex.org/W2100055314","https://openalex.org/W2104845315","https://openalex.org/W2105017647","https://openalex.org/W2109963654","https://openalex.org/W2113638573","https://openalex.org/W2117711425","https://openalex.org/W2132305759","https://openalex.org/W2140063277","https://openalex.org/W2141887583","https://openalex.org/W2148675416","https://openalex.org/W2149978446","https://openalex.org/W2163265312","https://openalex.org/W2747731438","https://openalex.org/W2760307955","https://openalex.org/W2762320342","https://openalex.org/W2782086889","https://openalex.org/W2782180745","https://openalex.org/W2807353586","https://openalex.org/W2889180350","https://openalex.org/W2894868007","https://openalex.org/W2935257049","https://openalex.org/W3012242091","https://openalex.org/W3023798233","https://openalex.org/W3024174074","https://openalex.org/W3049511683","https://openalex.org/W3080688942","https://openalex.org/W3095120846","https://openalex.org/W3102425471","https://openalex.org/W3131510068","https://openalex.org/W3186616421"],"related_works":["https://openalex.org/W2792339401","https://openalex.org/W2530747331","https://openalex.org/W3097525855","https://openalex.org/W2125564215","https://openalex.org/W2517776947","https://openalex.org/W1986382998","https://openalex.org/W2084482193","https://openalex.org/W2972611783","https://openalex.org/W2063393180","https://openalex.org/W2212019768"],"abstract_inverted_index":{"Sparse":[0],"frequency":[1,4,25],"agile":[2],"orthogonal":[3],"division":[5],"multiplexing":[6],"(SFA-OFDM)":[7],"signal":[8,131],"brings":[9],"excellent":[10],"performance":[11],"to":[12,40,66,80,139],"electronic":[13],"counter-countermeasures":[14],"(ECCM)":[15],"and":[16,85,101,123],"reduces":[17],"the":[18,21,36,41,44,54,68,99,105,111,120,129,141,144],"complexity":[19],"of":[20,43,89,114,143],"radar":[22,107],"system.":[23],"However,":[24],"agility":[26],"makes":[27],"coherent":[28,49,69],"processing":[29,50],"a":[30,48,63,77,115],"much":[31],"more":[32],"challenging":[33],"task":[34],"for":[35,104],"radar,":[37],"which":[38],"leads":[39],"discontinuity":[42],"echo":[45],"phase":[46],"in":[47,95],"interval":[51],"(CPI),":[52],"so":[53],"fast":[55],"Fourier":[56],"transform":[57],"(FFT)-based":[58],"method":[59],"is":[60],"no":[61],"longer":[62],"valid":[64],"way":[65],"complete":[67],"integration.":[70],"To":[71],"overcome":[72],"this":[73],"problem,":[74],"we":[75],"proposed":[76,145],"novel":[78],"scheme":[79],"estimate":[81],"both":[82,119],"super-resolution":[83,121],"range":[84,100,122],"velocity.":[86],"The":[87],"subcarriers":[88],"each":[90],"pulse":[91],"are":[92,108,125,137],"firstly":[93],"synthesized":[94],"time":[96],"domain.":[97],"Then,":[98],"velocity":[102,124],"estimations":[103,113],"SFA-OFDM":[106],"regarded":[109],"as":[110],"parameter":[112],"linear":[116],"array.":[117],"Finally,":[118],"obtained":[126],"by":[127],"exploiting":[128],"multiple":[130],"classification":[132],"(MUSIC)":[133],"algorithm.":[134],"Simulation":[135],"results":[136],"provided":[138],"demonstrate":[140],"effectiveness":[142],"method.":[146]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":4}],"updated_date":"2026-04-18T07:56:08.524223","created_date":"2025-10-10T00:00:00"}