{"id":"https://openalex.org/W4205552227","doi":"https://doi.org/10.1109/lgrs.2022.3141429","title":"An Applied Ambiguity Function Based on Dechirp for MIMO Radar Signal Analysis","display_name":"An Applied Ambiguity Function Based on Dechirp for MIMO Radar Signal Analysis","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4205552227","doi":"https://doi.org/10.1109/lgrs.2022.3141429"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2022.3141429","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2022.3141429","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/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":["School of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-3996-0311","affiliations":[{"raw_affiliation_string":"School of Electronic 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":["School of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-7723-7538","affiliations":[{"raw_affiliation_string":"School of Electronic 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/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, Canada"],"raw_orcid":"https://orcid.org/0000-0002-5984-107X","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Calgary, Calgary, Canada","institution_ids":["https://openalex.org/I168635309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069724199","display_name":"Qijun Dai","orcid":"https://orcid.org/0000-0001-5317-0730"},"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":"Qijun Dai","raw_affiliation_strings":["School of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-5317-0730","affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032540560","display_name":"Zheng Fang","orcid":"https://orcid.org/0000-0001-5553-1747"},"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":"Zheng Fang","raw_affiliation_strings":["School of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-5553-1747","affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":6.0225,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.95421617,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"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/T10891","display_name":"Radar Systems and Signal Processing","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/T10891","display_name":"Radar Systems and Signal Processing","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/T11038","display_name":"Advanced SAR Imaging Techniques","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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9983999729156494,"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/ambiguity-function","display_name":"Ambiguity function","score":0.871110200881958},{"id":"https://openalex.org/keywords/waveform","display_name":"Waveform","score":0.7285982370376587},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6434181332588196},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5759208798408508},{"id":"https://openalex.org/keywords/chirp","display_name":"Chirp","score":0.5313228964805603},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5225716829299927},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.4956256151199341},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.4716866612434387},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.45887696743011475},{"id":"https://openalex.org/keywords/pulse-compression","display_name":"Pulse compression","score":0.4548942446708679},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.4261382818222046},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.4211030900478363},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.25295889377593994},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24748799204826355},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17989620566368103},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14275476336479187},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.13699913024902344},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11344748735427856},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09992551803588867}],"concepts":[{"id":"https://openalex.org/C50878840","wikidata":"https://www.wikidata.org/wiki/Q3206297","display_name":"Ambiguity function","level":4,"score":0.871110200881958},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.7285982370376587},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6434181332588196},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5759208798408508},{"id":"https://openalex.org/C132794960","wikidata":"https://www.wikidata.org/wiki/Q27304","display_name":"Chirp","level":3,"score":0.5313228964805603},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5225716829299927},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.4956256151199341},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.4716866612434387},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.45887696743011475},{"id":"https://openalex.org/C145995521","wikidata":"https://www.wikidata.org/wiki/Q639897","display_name":"Pulse compression","level":3,"score":0.4548942446708679},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.4261382818222046},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.4211030900478363},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.25295889377593994},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24748799204826355},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17989620566368103},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14275476336479187},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.13699913024902344},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11344748735427856},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09992551803588867},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2022.3141429","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2022.3141429","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":[{"score":0.5299999713897705,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G6662867112","display_name":null,"funder_award_id":"61871218","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7716587774","display_name":null,"funder_award_id":"ASFC-201920007002","funder_id":"https://openalex.org/F4320322857","funder_display_name":"Aeronautical 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/F4320322857","display_name":"Aeronautical Science Foundation of China","ror":"https://ror.org/02wq41p38"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W65255600","https://openalex.org/W1615912037","https://openalex.org/W1999778768","https://openalex.org/W2019079083","https://openalex.org/W2020988008","https://openalex.org/W2066508145","https://openalex.org/W2133475491","https://openalex.org/W2138422721","https://openalex.org/W2138542190","https://openalex.org/W2140019524","https://openalex.org/W2164687965","https://openalex.org/W2611473161","https://openalex.org/W2950866875","https://openalex.org/W3040204436","https://openalex.org/W4206758790","https://openalex.org/W6630453037"],"related_works":["https://openalex.org/W2088283703","https://openalex.org/W2038948763","https://openalex.org/W2010341259","https://openalex.org/W2899473041","https://openalex.org/W2029990571","https://openalex.org/W2004217640","https://openalex.org/W2481300533","https://openalex.org/W2356007665","https://openalex.org/W2349133363","https://openalex.org/W2125376320"],"abstract_inverted_index":{"The":[0,18,112],"orthogonal":[1,19],"waveform":[2,25,77,103,118],"design":[3],"and":[4,43,66,120,140],"good":[5,41,44],"hardware":[6],"realization":[7],"of":[8,31,53,74,116,123,134,142],"multiple-input\u2013multiple-output":[9],"(MIMO)":[10],"radar":[11,64,69],"have":[12],"always":[13],"been":[14],"important":[15],"research":[16],"topics.":[17],"frequency":[20],"division":[21],"multiplexing":[22],"(OFDM)":[23],"chirp":[24],"has":[26],"received":[27],"more":[28],"attention":[29],"because":[30],"its":[32],"large":[33],"time-bandwidth":[34],"product,":[35],"constant":[36],"modulus,":[37],"no":[38],"range-Doppler":[39],"coupling,":[40],"orthogonality,":[42],"Doppler":[45],"tolerance.":[46],"Dechirp":[47],"technique":[48],"can":[49],"reduce":[50],"the":[51,75,95,102,117,121,127,132,143],"amount":[52],"raw":[54],"sampled":[55],"data":[56],"very":[57],"well":[58],"in":[59],"near-field":[60],"miniature":[61],"lightweight":[62],"MIMO":[63],"detection":[65],"synthetic":[67],"aperture":[68],"(SAR)":[70],"imaging.":[71],"However,":[72],"most":[73],"current":[76],"analysis":[78],"methods":[79],"are":[80,129],"based":[81,93],"on":[82,94],"matched":[83],"filtering":[84],"(MF).":[85],"In":[86],"this":[87],"letter,":[88],"an":[89],"ambiguity":[90,109],"function":[91,110],"(AF)":[92],"dechirp":[96,108],"signal":[97],"processing":[98],"approach":[99],"to":[100],"analyze":[101],"performance":[104,115],"is":[105],"proposed,":[106],"called":[107],"(DAF).":[111],"pulse":[113],"compression":[114],"itself":[119],"level":[122],"mutual":[124],"interference":[125],"between":[126],"waveforms":[128],"described":[130],"from":[131],"perspective":[133],"DAF.":[135,144],"Numerical":[136],"results":[137],"validate":[138],"reliability":[139],"effectiveness":[141]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
